39results about How to "Effective clamping and positioning" patented technology

The invention relates to a novel functional flexible clamp and an application method thereof. The clamp is characterized in that the clamp comprises a positioning and clamping groove which is used for positioning and clamping parts, a cleaning and recycling groove which is used for cleaning cutting dust and recycling magneto-rheological liquid and a clamp base; the clamp base is used for fixedly installing the positioning and clamping groove and the cleaning and recycling groove, fixed connections between the clamp and all types of machine tool platforms are achieved, and the clamp base comprises a connection baseplate, electromagnets and permanent magnets; the connection baseplate is of a tabular structure which has a flat bottom surface and a protrusion on the middle of the upper surface, U-shaped grooves which are used for achieving the fixed connections between the clamp and all types of the machine tool platforms of are symmetrically formed in the left side and the right side of the connection baseplate, and a plurality of connection through holes which are used for fixing the positioning and clamping groove and the cleaning and recycling groove are formed in the middle of the connection baseplate; a plurality of grooves are evenly formed in the protrusion on the middle of the upper surface of the connection baseplate in the length and width directions of the connection baseplate, and communication grooves which are used for arranging electromagnet cables are formed among the grooves.

The invention discloses panel positioning components of a trailer frame assembly splicing welding system. The number of the panel positioning components is multiple, and the multiple panel positioning components are arranged on the upper surface of a workpiece supporting plate (31), and the panel positioning components comprise compression devices (32) and positioning devices (33); each compression device comprises a supporting base fixedly installed on the workpiece supporting plate, a stretchable control mechanism installed on the supporting base and a pressing head installed on the stretchable control mechanism, the compression directions of each compression device at least comprise the horizontal direction and the vertical direction, the compression devices are symmetrically arranged with respect to a positioned panel, and the pressing heads are oppositely arranged; and each positioning device comprises a large beam positioning mechanism, a transverse beam positioning mechanism and an edge beam positioning mechanism. By means of the panel positioning components of the trailer frame assembly splicing welding system, overall and quick splicing and welding of a trailer can be achieved, and the splicing and welding efficiency is high.

The invention relates to the field of bimetallic saw strip machining, in particular to welding equipment and welding method for bimetallic band saw strips. The welding equipment comprises a laser generator, a base material supplying slide rail, a pre-welding position alignment device, a main controller, an upper fixture device and a lower fixture device, wherein the upper fixture device and the lower fixture device are symmetrically arranged up and down, the laser generator is arranged at the downstream end of the base material supplying slide rail, the upper fixture device and the lower fixture device are located above and below the base material supplying slide rail correspondingly, the back side of the base material supplying slide rail is provided with a power device, the front side and the back side of the base material supplying slide rail are each provided with one clamping device, and the pre-welding position alignment device can be movably arranged at the end portion of the downstream end of the base material supplying slide rail through an avoidance air cylinder and is further in electrical connection with the main controller. By means of the welding equipment and weldingmethod for the bimetallic band saw strips, two pre-welding base materials can be effectively clamped and positioned, and then the welding quality is improved, in addition, a rubber shaft sleeve and arubber sleeve which are in direct contact with the base materials can both be detachably arranged, and the fixture maintenance cost is greatly lowered.

The invention relates to the technical field of manufacturing of photovoltaic products and discloses watch glass grinding equipment for a photovoltaic solar panel. The watch glass grinding equipment comprises an equipment body; four clamping devices which are arranged at an equal interval are fixedly installed at the inner bottom wall of the equipment body; the four corners of the bottom of the equipment body are each fixedly provided with a moving device; the right side of the inner wall of the equipment body is fixedly connected with a guide rail; the inner top wall of the equipment body isfixedly connected with a first motor through a fixing block; an output shaft of the first motor is fixedly connected with a first bevel gear through a transmission shaft; the right side of the first bevel gear is engaged with a second bevel gear; an inner ring of the second bevel gear is connected with a threaded rod in a sleeving manner; and the top end and the bottom end of the threaded rod areboth movably connected with the inner top wall and the inner bottom wall of the equipment body through bearing seats. The watch glass grinding equipment disclosed by the invention solves the problemsthat the existing glass grinding machine is low in work efficiency, the shake generated in grinding affects the grinding quality and transportation is inconvenient, and achieves the effects of high machining efficiency, good machining quality and convenient operation.

The invention relates to a processing and forming method for a decorative extruded sheet. The decorative extruded sheet comprises a bottom plate, a fixing frame and a forming device; the fixing frameis installed at the upper end of the bottom plate; the section of the fixing frame is of a U-shaped structure; the forming device is arranged inside the fixing frame; and the forming device is installed on the bottom plate. The processing and forming method provided by the invention can solve the problems that when an existing device is used for gluing the surface of an extruded sheet, the gluingeffect is good, coating is uneven, and many areas which are not glued usually exist on the surface of the extruded sheet, so the follow-up bonding effect of the extruded sheet is poor, and glue failure is prone to occurring; moreover, when the existing device is used for bonding the decorative extruded sheet, poor positioning effect and inaccurate positioning of the extruded sheet are caused, so the follow-up bonding effect of the extruded sheet is poor; deviation easily occurs; and follow-up use of the decorative extruded sheet is not facilitated.

The invention relates to a quick removing device for temporarily-attached labels of glass test tubes. The quick removing device for the temporarily-attached labels of the glass test tubes comprises abottom plate, a conveying device and a removing device, the conveying device is installed in the middle of the upper end of the bottom plate, the removing device is arranged above the conveying device, and the lower end of the removing device is installed on the bottom plate. According to the quick removing device for the temporarily-attached labels of the glass test tubes, the problems that whenthe labels on the outer sides of the test tubes are removed through existing equipment, a direct scrubbing mode is generally adopted, but the label removing effect is poor, an adhesive layer is proneto being generated to be adhered to the outer walls of the test tubes, and the subsequent label adhering effect is influenced through the mode, when the existing equipment applies an adhesive removingagent to the outer sides of the test tubes, the applying effect is poor, applying is not uniform, the adhesive removing agent cannot fully dissolve the labels, and the removing effect of the labels on the outer sides of the test tubes is poor are solved.

The invention discloses a clamping and positioning method for rear frame welding. The method includes the following steps that first, an installing plate is fixed to a fixing frame of a turn-over frame, and a rear frame is placed on the upper end face of a connecting plate; second, the rear frame is positioned and clamped by a clamping plate through a clamping structure, the other end of the rear frame is fixed and fastened to a fixing disk on the fixing frame, and therefore the fixing frame can be turned over freely, and in other words, the rear frame can be welded conveniently. Due to the clamping and positioning method for rear frame welding, the rear frame can be effectively clamped and positioned, the effect is good, and safety performance and practicability are high.

The invention discloses a clamping and positioning device for welding machining of a rear frame. The clamping and positioning device comprises mounting plates (5) and a connecting plate (4), wherein the mounting plates (5) and the connecting plate (4) are connected through support plates (7), fixed plates (8) are connected with the vertical side face of the connecting plate (4), positioning plates (9) are connected with the upper end surfaces of the fixed plates (8) through bolts (10), clamping plates (2) are connected with the positioning plates (9), and the upper parts of the clamping plates (2) are bent to form hook-shaped clamping structures (1). According to the clamping and positioning device disclosed by the invention, the rear frame can be effective clamped and positioned, the effects are good, and the security and the practicability are high.

The invention discloses a push rod type optimizing and accurate cutting-off saw. The push rod type optimizing and accurate cutting-off saw comprises a material pushing machine, a sawing machine and asawed material sorting machine which are sequentially arranged from front to back along a timber sawing path, according to the material pushing machine, the sawing machine and the sawed material sorting machine, the material pushing machine comprises a material pushing machine frame, an accurate pusher is movably arranged on the material pushing machine frame through a material pushing electric cylinder, a timber side pressing device is further arranged on the material pushing machine frame, a sawing workbench and a main motor are arranged on a sawing machine machine frame, a left clamping assembly and a right clamping assembly are arranged above the sawing workbench, a vertical pressing assembly is arranged between the left clamping assembly and the right clamping assembly, a swing cutting assembly is further installed on the sawing machine machine frame, the main motor drives a circular saw web through the swing cutting assembly, the sawed material sorting machine comprises a sortingmachine frame, a sorting conveying belt is arranged on the sorting machine frame in a stretch-draw mode, and a plurality of sorting air cylinders and sorting baffles are further arranged on the sorting machine frame. By means of the transverse cutting-off saw, sliding-free accurate pushing of timber can be achieved, and effective clamping and positioning and accurate cutting and sawing can be carried out on the wood.

The invention provides a correcting device for building curtain wall construction. The correction device for building curtain wall construction comprises a main body plate and a top plate; and the topplate is fixedly connected to the top of the main body plate. According to the correcting device for building curtain wall construction, a bottom plate structure is arranged to mainly play a role inpositioning a curtain wall in the vertical direction, and finally the distance between a bottom plate and the top plate can be adjusted by rotating an adjusting shaft; and through the arrangement of apositioning structure, the curtain wall can be positioned in the horizontal direction, when the width of the curtain wall is larger than the maximum clamping range of two positioning plates, the distance between the two positioning plates can be adjusted by rotating a rotating rod, through the cooperation of the positioning structure and the bottom plate structure, the curtain wall can be effectively positioned and clamped in the vertical direction and the horizontal direction at the same time, the correction device can be adaptively adjusted according to the size of the curtain wall and canposition curtain walls of different sizes, and therefore different use requirements of people are met.

The invention provides an upper cover plastic shell press-fitting device for assembling drivers. The upper cover plastic shell press-fitting device comprises a press-fitting working platform. A locating datum mechanism and a pressing mechanism are arranged on the working platform. The locating datum mechanism comprises a side pressing locating assembly and an end pressing locating assembly which do not interfere with each other. The side pressing locating assembly comprises a side pressing cylinder, a first side pressing plate and a second side pressing plate. The side pressing cylinder drivesthe first side pressing plate and the second side pressing plate to get close to each other or away from each other so as to clamp the side face of a semifinished driver. The end pressing locating assembly comprises an end pressing cylinder and an end pressing plate. The end pressing cylinder at least drives the end pressing plate to locate and press one end face of the semifinished driver. The pressing mechanism comprises a pressing cylinder and a press-fitting tool. A rod body of the pressing cylinder is connected with and drives the press-fitting tool to rise and drop relative to the press-fitting working platform to conduct press-fitting on an upper cover plastic shell and the semifinished driver. The upper cover plastic shell press-fitting device can guarantee accurate and efficientpress-fitting assembly of the upper cover plastic shell and the semifinished driver and is reliable in performance and capable of reducing the labor intensity of workers and lowering the labor cost.

The invention discloses a painting device for artware processing. The painting device comprises a workbench, supporting columns are installed at the bottom end of the workbench, a height adjusting mechanism is connected between the supporting columns and the workbench, and a drawing and closing classification mechanism is installed inside the workbench. According to the painting device, when a worker needs to paint artware, the artware needs to be fixed to the painting device, a first hand-screwing nut is unscrewed firstly, then a screwing head is screwed, a threaded rod starts to rotate, andtherefore two clamping blocks are driven to start to move oppositely through second sliding blocks, and the artware can be effectively clamped and positioned, wherein elastic cushions are installed onthe inner sides of the clamping blocks to prevent the artware from being damaged by clamping; and after clamping and positioning are conducted, the first hand-screwing nut is screwed and fixed, and when the user needs to conduct face changing and color brushing, second hand-screwing nuts can be screwed so that the user can rotate a positioning table to a proper position.

The invention discloses multi-angle machining type robot speed reducer shell machining equipment in the technical field of mechanical arms, which comprises a mounting table, a stepped ring groove is arranged in the center of the upper end face of the mounting table, a fixed ring is arranged in the center of the mounting table, the fixed ring is fixedly arranged on the lower end face of the mounting table, a collecting mechanism is fixedly arranged in the fixed ring, a motor is arranged at the lower end of the collecting mechanism, and an electric push rod is fixedly arranged at the lower end of the motor; an output shaft of the motor vertically penetrates through the collecting mechanism and is slidably arranged with the collecting mechanism, a polishing mechanism is arranged at the upper end of the collecting mechanism, a sweeping mechanism is arranged at the upper end of the polishing mechanism, a sealing mechanism is arranged at the upper end of the sweeping mechanism, and the polishing mechanism, the sweeping mechanism and the sealing mechanism are all fixedly arranged on the output shaft; and a plurality of clamping mechanisms are uniformly arranged at the outer end of the circumference of the polishing mechanism at equal angles. Through the arrangement, the problem that when existing equipment is used for grinding and polishing the inner wall of a shell, due to the complex structure, and when shells of different sizes are polished, a plurality of parts need to be replaced can be solved.

The invention discloses universal programming test equipment for an integrated circuit, and the equipment comprises a table board, guide rails are fixed on the table board, guide rail pairs are slidably arranged on the guide rails, a supporting table is fixed on the two guide rail pairs, an inner cavity is formed in the supporting table, shaft sleeves are fixed on the two sides of the inner wall of the inner cavity, supporting shafts are rotatably arranged in the shaft sleeves, and a motor is fixed on the supporting table. A rotating shaft of the motor is fixed to the supporting shaft through a coupler, a threaded protrusion is arranged on the supporting shaft, a threaded sleeve is arranged on the threaded protrusion in a threaded mode, a limiting rod is fixed to the threaded sleeve, a limiting hole is formed in the inner wall of the inner cavity, the limiting rod and the limiting hole are arranged in a sliding mode, a movable clamping plate is fixed to the limiting rod, and a positioning plate is fixed to the supporting table. A circuit board is clamped between the movable clamping plate and the positioning plate. The circuit board can be effectively clamped and positioned through opposite movement of the movable clamping plate in cooperation with the positioning plate, and the circuit board can slide back and forth in cooperation with relative sliding of the guide rail pair and the guide rail so that the circuit board can be in contact test with a test pen.

The invention discloses an exposure machine and a clamping device for a circuit board. The clamping device for the circuit board comprises a support member which is provided with a first guiding channel and a second guiding channel, a telescopic member provided with a telescopic end, a clamping member which includes a connecting end and a clamping end opposite to the connecting end, and a first transmission member, wherein one end of the first transmission member is rotatingly connected to the telescopic end and cooperates to form a first rotating structure, the other end of the first transmission member is rotatingly connected to the connecting end and cooperates to form a second rotating structure, the first rotating structure can reciprocate along the length direction of the first guiding channel, and the second rotating structure can reciprocate along the length direction of the second guiding channel. The clamping device of the circuit board does not affect the exposure quality of the circuit board, thus, the exposure quality of the exposure machine using the clamping device for the circuit board is high, and the production quality of the circuit board can be effectively guaranteed.

The invention relates to the technical field of component packaging, in particular to an electronic information engineering component integrated packaging operation system which comprises an operation platform, automatic packaging manipulators are installed on the ground in the outer sides of all edges of the operation platform respectively, and all the automatic packaging manipulators are controlled by an external control terminal. A plurality of component locking and fixing devices are installed in the operation platform at intervals in an array mode, actions of the component locking and fixing devices are mutually independent, and the component locking and fixing devices can be used for locking and fixing components of different sizes. Each component locking and fixing device is mounted on the operation platform in a detachable fixing manner. According to the system, an integrated structure is adopted, a plurality of component locking and fixing devices are integrally installed on the operation platform, efficient packaging of components can be achieved, and corresponding packaging of all the components can be achieved by controlling all the automatic packaging manipulators in the operation process.

The invention discloses a tri-axial linkage type large circuit board test fixture. The tri-axial linkage type large circuit board test fixture comprises a universal bottom plate, a press fitting spring roll strip, an opening hand lever, a self-locking hook, a first rotary shaft set, a second rotary shaft set, a third rotary shaft set and bevel gear protection cover pieces, wherein the first rotary shaft set, the second rotary shaft set and the third rotary shaft set are sequentially connected in a meshing and perpendicular intersection mode; the bevel gear protection cover pieces are arranged at the meshing positions respectively; the first rotary shaft set, the second rotary shaft set and the third rotary shaft set are all installed on the universal bottom plate through rotary shaft seats; the opening hand lever is arranged at the non-meshing end of the first rotary shaft set; the press fitting spring roll strip is arranged on the first rotary shaft set close to the right side of the opening hand lever; the end of the outer ring of the press fitting spring roll strip is fixed to the universal bottom plate; the self-locking hook locking the opening hand lever is arranged on the opening hand lever close to the non-meshing position of the third rotary shaft set. In this way, the tri-axial linkage type large circuit board test fixture is simple and practical in structure, convenient to detect and maintain, and capable of effectively clamping and positioning a large circuit board.

The invention discloses a second rotating shaft group of a three-axis linked large circuit board testing fixture. The second rotating shaft group of the three-axis linked large circuit board testing fixture comprises a second rotating shaft, a front second rotating shaft bevel gear, a back second rotating shaft bevel gear, upper second rotating shaft pressing pieces and lower second rotating shaft pressing pieces; the two ends of the second rotating shaft are mounted on a universal base plate by use of rotating shaft seats; the front second rotating shaft bevel gear and the back second rotating shaft bevel gear are mounted on the two end portions of the second rotating shaft, respectively; the back second rotating shaft bevel gear is engaged with a first rotating shaft bevel gear; two upper second rotating shaft pressing pieces are arranged between the two rotating shaft seats of the second rotating shaft, and the corresponding lower second rotating shaft pressing pieces are arranged on the lower parts of the upper second rotating shaft pressing pieces; the upper second rotating shaft pressing pieces and the lower second rotating shaft pressing pieces are locked to the second rotating shaft by use of screws. In this way, the second rotating shaft group of the three-axis linked large circuit board testing fixture is simple and practical in structure, convenient to detect and repair, and capable of effectively clamping and positioning a large-scale circuit board.