140 results about "Feeler gauge" patented technology

The invention relates to the technical field of pipeline welding, in particular to a thermal power plant pipeline system circumferential welding device which comprises a positioning and clamping set used for fixing a pipeline and further comprises a position adjusting set which is arranged on one side of the positioning and clamping set and comprises a movable sliding block. And a mounting seat is mounted at the upper end of the sliding block through a plurality of spring telescopic rods. By means of the alignment welding set and the guide reserving sets evenly distributed in the circumferential direction, the moving pipelines can be automatically guided, self-adaptive fine adjustment can be provided in the butt joint process of the two pipelines, the coaxiality can be fed back in real time, it is ensured that the ends of the two pipelines and the supporting ring are coaxially distributed, manual repeated calibration is not needed, and the production efficiency is improved. And in addition, the width of the welding seam between the two pipelines can be determined in the one-time alignment process, a feeler gauge does not need to be used for repeatedly detecting and adjusting the distance between the pipelines, and the pipeline welding efficiency is improved.

The utility model discloses a flatness detection device, and relates to the technical field of detection equipment, the flatness detection device comprises a bottom plate, a pressing assembly and a feeler gauge assembly, the pressing assembly is arranged on the bottom plate and is used for pressing a piece to be detected on the bottom plate; the feeler gauge assembly is rotatably arranged on the bottom plate, and when the pressing assembly presses a to-be-measured piece on the bottom plate, the feeler gauge assembly is rotated so that the feeler gauge assembly can pass through the space between the bottom plate and the to-be-measured piece.

The utility model relates to electric mounting equipment, in particular to an electric mounting gun for rubber strips, which comprises an electric gun body and a pressing head, a radiating port is mounted at the rear end of the electric gun body, an electric telescopic head is mounted at a muzzle at the front end of the electric gun body, and the pressing head is detachably mounted on the electric telescopic head. According to the utility model, the electric gun main body is held by a person, and the electric telescopic cylinder in the electric gun main body is started to drive the pressing head to linearly move back and forth to extrude and install the adhesive tape, so that the operation of manually holding tools such as a feeler gauge tool is replaced, and the labor intensity of the person is reduced.

1. Name of the product in this design: Speed ​​sensor gap feeler gauge. 2. Purpose of this design: A feeler gauge used to measure the gap between speed sensors. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model provides a special gap inspection device for elevator inspection, which relates to the technical field of elevator gap inspection, and comprises a vernier caliper and an elevator gap inspection feeler gauge, an inner diameter measuring jaw with a fixed position of the vernier caliper is provided with an insertion frame, the insertion frame is divided into an upper part and a lower part, and the upper part is sleeved with a connecting plate; the connecting plate is arranged, the two abutting rods are arranged on the connecting plate to abut against the inner wall of the side, close to the car door, of the elevator gap, and the inserting frame on the connecting plate assists one end of the fixed inner diameter measuring jaw of the vernier caliper to move to make contact with the inner wall of the side, close to the car door, of the elevator gap. And the floating inner diameter measuring jaw moves along the width direction of the elevator gap to one side far away from the elevator car door until the inner diameter measuring jaw is attached to the other side edge of the elevator gap, so that the width of the elevator gap can be measured, and contact interference with the elevator car door can be avoided in the measuring process.

The utility model relates to the technical field of elevators, and provides a feeler gauge for elevator detection, which comprises a connecting frame, a moving frame, an insertion hole, a support rod, a buffer spring, a moving block, a measuring plate, an insertion rod, a moving strip and an insertion column, the moving frame is arranged in the connecting frame, the outer side surface of the moving frame is provided with the insertion hole, the support rod is arranged in the moving frame, and the buffer spring is arranged on the moving block. A buffer spring is installed in the moving frame, a moving block is slidably connected into the moving frame, the measuring plate is installed on the inner side face of the moving block, the inserting rod is arranged in the measuring plate in a penetrating mode, a moving strip is installed at the end, away from the measuring plate, of the inserting rod, and an inserting column is installed on the side, close to the measuring plate, of the moving strip. The outer surfaces of the supporting rods penetrate through the buffer springs and the moving blocks, and the inserting columns penetrate through the inserting holes in the tops. According to the technical scheme, the problem that a feeler gauge is difficult to cling to a gap in the prior art is solved.

This utility model discloses a backplate flatness testing device, including a rotary table with a placement plane, a support plate disposed on the rotary table, the support plate having a support plane for adhering to the back of the backplate, a base having a mounting plane parallel to the base, an adjusting rod connected to the mounting plane, the adjusting rod being axially perpendicular to the mounting plane, a controllable movable sliding sleeve sleeved on the outside, a measuring rod disposed on the side of the sliding sleeve, a slot having a slot at the end of the measuring rod away from the sliding sleeve, an elastic element built into the slot, one end of the elastic element abutting against the inner wall of the slot, the other end being connected to a feeler gauge inserted into the slot, the feeler gauge having a measuring end, and the device also includes a controller connected to a torque sensor. This flatness testing device uses a torque sensor to provide real-time feedback on the contact state between the feeler gauge and the backplate, realizing controllable testing force, quantitative determination of contact gap, and data-driven testing results, thus improving the automation and accuracy of flatness testing.

The utility model discloses an adjustable detection tool for detecting the pipe diameter of an automobile straight pipe. The adjustable detection tool comprises a detection tool main body and a straight pipe, the top end of the gauge body is provided with a detection structure, one side of the top end of the gauge body is provided with a feeler gauge, one side of the feeler gauge is provided with a plug ring gauge, and one end of the top end of the gauge body is provided with a mounting rack. The detection structure comprises a reference sleeve A, a reference sleeve B, a connecting plate, a push rod, a fixed column and a movable groove, the reference sleeve A is arranged at the top end of the detection tool main body, and a straight pipe is placed in the reference sleeve A. According to the utility model, through the use of the reference sleeve A, the pipe diameter of a straight pipe can be detected, so that the detection is more convenient, and through the use of the first clamping groove and the second clamping groove, when straight pipes with different length specifications are detected, as long as the reference sleeve B abuts against the top end of the straight pipe, the diameter of the straight pipe can be detected. And if the clamping column can be inserted into the first clamping groove or the second clamping groove, the detection is qualified, so that the detection is more convenient.

The invention discloses a metering device for calibrating a wedge-shaped filler gauge, and provides the following scheme that the metering device comprises a shell, a pair of push rods are slidably connected to the shell, contact pins are mounted on the push rods, movable shafts are mounted on the push rods, a fixed frame is slidably connected between the pair of movable shafts, and an electronic dial indicator is connected to the fixed frame; a probe of the electronic dial indicator is fixedly connected with a floating rod, the floating rod is provided with a laser head above the recording card, and the floating rod is connected with an ink block; the point of the contact needle is in contact with the surface of the wedge-shaped filler gauge, the scale is compared with the numerical value of the point of the wedge-shaped filler gauge, when the numerical values are different, errors exist at the point, and when the electronic dial indicator moves, the measuring needle of the electronic dial indicator drives the floating rod to move up and down, so that the laser head draws uneven lines on the recording card; the condition of the wedge-shaped feeler gauge can be visually judged, and the probe of the electronic dial gauge controls the ink block to abut against the inclined plane of the wedge-shaped feeler gauge, so that the inclined plane of the wedge-shaped feeler gauge is scrawled.

The utility model discloses an electric pneumatic contactor air cylinder leather cup installation tool, and relates to the field of air cylinder disassembling and assembling tools. A 4Q1 series direct-current air contactor is widely applied to diesel locomotives such as DF4, DF7, DF8 and the like, a leather cup in an air cylinder of the contactor needs to be frequently replaced, the leather cup can be replaced only by using three fingers to overcome 244N to compress an air cylinder spring by 30 mm to complete installation, the operation difficulty is large, and safety risks exist. The device comprises a supporting seat, a Y-shaped pinch bar, a U-shaped buckle and a fine-tuning feeler gauge, the supporting seat is hung at the bottom of the air cylinder, the fine-tuning feeler gauge is plugged in a gap between the supporting seat and the bottom of the air cylinder to prevent the supporting seat from shaking, and an auxiliary contact transmission sheet on a piston rod of the air cylinder and an auxiliary contact base are buckled by the U-shaped buckle to be temporarily fixed. And the Y-shaped pinch bar takes the cylindrical beam of the supporting seat as a fulcrum to pry a lower gasket of an air cylinder leather cup to upwards compress an air cylinder spring so as to mount a leather cup fixing nut. And compared with a traditional mounting mode, the safety and the working efficiency of mounting operation are effectively improved.

A scraper calibration device of additive manufacturing equipment comprises a calibration base, a plurality of distance measuring instruments and a standard block, a stepped and open cavity is formed in the calibration base, and the calibration base is at least provided with a first supporting face, a second supporting face and a mounting face from bottom to top by forming the cavity, a plurality of distance measuring instruments are placed on the first supporting surface, a standard block is placed on the second supporting surface, and the bottom of the standard block is in contact with the tops of the distance measuring instruments; and after the calibration seat is calibrated by the standard block and the cavity is removed, a scraper assembly is placed between the mounting surface and the second supporting surface. The vertical dial indicator and the standard block are combined for calibration, compared with a feeler gauge in the prior art, calibration is more accurate, and for some materials with relatively low scraper strip hardness, as the top of the scraper assembly is installed on the calibration base through the screw, the scraper strip freely falls and is not influenced by the gravity of the scraper assembly, and the calibration accuracy is improved. Therefore, deformation caused by self weight of the scraper assembly can be greatly reduced.

The present invention belongs to the technical field of motor assembly, and particularly relates to a method for improving the assembly quality of high-power density motors, comprising the following steps: (1) Monitoring the perpendicularity of the bearing positioning step with a gauge block; (2) Hand-held positioning method for hot sleeving the bearing; (3) Axial hammering method for the bearing; (4) Installation and alignment method for the outer ring of the cylindrical bearing; (5) Tightening the bearing housing symmetrically and checking the bearing installation quality by the disk rotation method; (6) Monitoring the clearance between the inner and outer covers and the shaft with a feeler gauge; (7) Four-point symmetric knocking method for the end cover; (8) Disk turning auscultation method. By analyzing the influencing factors of phenomena such as internal rubbing sound of the motor, rubbing of the inner and outer covers against the shaft, shaft movement, large bearing vibration, large body vibration, abnormal bearing sound, and high bearing temperature, the above assembly method is designed, which can achieve the effects of improving the motor assembly quality and extending the service life of the motor.

The utility model relates to a slidable flatness measuring tool, which comprises a first rotating rod and a second rotating rod, the first rotating rod is rotatably connected with the second rotating rod through a hinge, the first rotating rod and the second rotating rod are cuboids with straight edges, and the first rotating rod and the second rotating rod are connected through a hinge. A flatness detection device is installed on the front face of the first rotating rod and the front face of the second rotating rod and comprises a sliding support, a fixed magnetic sheet, a detection rod and a limiting magnetic sheet. Compared with an existing flatness detection ruler, the flatness detection ruler can detect flatness and measure flatness data of any point only through single-person operation without the cooperation of a feeler gauge, avoids the step of repeated measurement by using the feeler gauge, and is low in measurement error, convenient to use, visual in data reaction and high in accuracy. Meanwhile, the problem that the wedge-shaped feeler gauge is lost and cannot be used for measurement is solved, and the flatness of a measured surface can be quickly and accurately measured by a worker.

The utility model relates to the technical field of building construction, in particular to a building construction quality acceptance tool which comprises a measuring scale, first scales are arranged on the upper surface of the measuring scale, a first rotating groove is formed in the measuring scale, a first fixing column is fixedly connected between the inner walls of the two sides of the first rotating groove, and a second fixing column is fixedly connected between the inner walls of the two sides of the first rotating groove. The outer surface of the first fixing column is sleeved with a rotating piece, third scales are arranged on the outer wall of the rotating piece, a wedge-shaped filler gauge is arranged below the measuring ruler, second scales are arranged on the lower surface of the wedge-shaped filler gauge, fourth scales are arranged on the inclined face of the wedge-shaped filler gauge, and a second rotating groove is formed in the wedge-shaped filler gauge. A second fixing column is fixedly connected between the inner walls of the two sides of the second rotating groove, and the outer surface of the second fixing column is sleeved with a rotating piece. The multifunctional pen container is reasonable in structure, small in size, light in weight and convenient to carry, has multiple functions and is more convenient to use.

The invention discloses angle adjusting equipment for an X-shaped guide rail of a press machine and an adjusting method of the angle adjusting equipment. The angle adjusting equipment comprises a servo motor, a sleeve assembly and an adjusting assembly. The adjusting assembly comprises a first adjusting rod in threaded fit with the sliding block and in rotating fit with the adjusting block and a second adjusting rod in threaded fit with the adjusting block, the first adjusting rod is used for adjusting the relative distance between the adjusting block and the X-shaped guide rail, and an adjusting piece for limiting the gap between the adjusting block and the X-shaped guide rail is arranged at the end of the second adjusting rod. The sleeve assembly comprises a sleeve used for driving the first adjusting rod and a sleeve rod used for driving the second adjusting rod. A driving sleeve is arranged on the output shaft, and a clutch sleeve matched with the sleeve and / or the sleeve rod is arranged in the driving sleeve in a sliding mode. The servo motor drives the clutch sleeve to switch three gears, the linkage sleeve and the sleeve rod control the first adjusting rod and the second adjusting rod in a time-sharing mode, full-automatic quantitative adjustment of the gap between the adjusting block and the X-shaped guide rail is achieved, and manual operation of a feeler gauge is thoroughly omitted.

The utility model relates to the technical field of engineering quality acceptance equipment, in particular to a quality acceptance actual measurement device for constructional engineering, which comprises a wedge-shaped ruler body, a connecting plug and a handle, the connecting plug is fixedly connected to the end face of the ruler body, the end face of the handle is inwards provided with a connecting slot, the connecting plug is matched with the connecting slot and is inserted into the connecting slot, and the connecting plug is inserted into the connecting slot. A containing groove is formed in the side wall of the handle, a locking groove is inwards formed in an opening position of the groove wall, adjacent to the containing groove, of the inserting-connecting groove, a protruding edge is machined on the side wall of the inserting-connecting head, the protruding edge is matched with the locking groove and can slide in the locking groove, a locking hole is formed in the groove bottom of the containing groove, and the locking hole is communicated with the containing groove and the locking groove. A locking bead is movably arranged in the locking hole, the locking bead protrudes out of the bottom of the locking groove, and the inserting head is detachably fixed in the inserting groove through the locking bead and the protruding edge, so that the effects that the feeler gauge can measure narrow or high gaps by replacing handles with different lengths, and the measuring efficiency is improved are achieved.

The invention provides a compressor body bearing hole coaxiality detection structure and method, and belongs to the technical field of bearing hole coaxiality measurement, the compressor body bearing hole coaxiality detection structure comprises a crankshaft, a bearing seat, a positioning block, an adjusting frame and a measuring mechanism, the positioning block is clamped with a bearing seat subdivision surface, a stable and repeatable installation reference is established, and the bearing hole coaxiality is detected. The measuring mechanism is adjustably connected to the positioning block through the adjusting frame. The measuring head of the measuring mechanism abuts against the diameter surface of the crankshaft to detect the gap between the surface of the crankshaft on the left side and the right side of the center line of the crankshaft and the horizontal position of the surface of the bearing hole, the horizontal offset of the center of the bearing hole is directly measured through data displayed by the measuring mechanism, and then the coaxiality of the bearing hole is detected. And the situation of inaccurate measurement caused by inconsistent insertion depth of the feeler gauge and large manual judgment error is avoided. The coaxiality detection structure and method are high in universality and convenient to operate, the dependence of field detection on a special tool tile is reduced, and the detection efficiency and data reliability of the coaxiality of the bearing hole of the compressor body are improved.

The utility model discloses a PCB (printed circuit board) warpage measuring tool, which relates to the technical field of PCB detection, and comprises a measuring tool, the measuring tool is a right triangle plate, the included angle between the long straight edge and the bevel edge of the measuring tool is 10 degrees, the long straight edge of the measuring tool is provided with scale marks, and the bevel edge of the measuring tool is detachably provided with a support assembly. According to the utility model, the measuring tool is a right triangle with the angle of 10 degrees, the long straight edge of the measuring tool is provided with the scale marks, during measurement, the hypotenuse of the triangle is taken as the bottom, the measuring tool is inserted into the warping area, the scale of the long straight edge is read and recorded after insertion, and the warping value is obtained by multiplying the scale by sin 10 degrees, so that the measuring tool is simple and convenient to operate and does not need to be like a feeler gauge and a needle gauge; and different specifications need to be used for comparison one by one, so that the data measurement efficiency can be effectively improved.

The invention discloses a polyhedral calibration component and a calibration method, and relates to the technical field of gluing, the polyhedral calibration component comprises a body, the body comprises a step-shaped first layer and a step-shaped second layer, the first layer is provided with a first reference surface, a second reference surface and a third reference surface, and the second reference surface is perpendicular to the third reference surface; the first reference surface is perpendicular to the second reference surface and the third reference surface at the same time, and the second reference surface and the third reference surface are located on the periphery of the first layer and can be used for calibrating X, Y and Z positions. And meanwhile, the second layer is provided with three measuring surfaces, so that the structure of the workpiece is simulated, and the calibration accuracy is improved. The calibration method comprises the steps that feeler gauges are placed on the first datum plane, the second datum plane and the third datum plane respectively to adjust the needle head to be located at the preset position, the needle head is moved, the preset distance is kept between the tail end, on the end face, of the center axis of the needle head and the measuring plane, and therefore the machining position is calibrated, calibration precision is improved, and machining precision is improved. And collision during machining is avoided.

The utility model provides a photovoltaic glass flatness detection device, which belongs to the technical field of photovoltaic cell manufacturing, and comprises a rotary mechanical arm, a bearing platform and a movable filler gauge unit, and telescopic arms which extend and retract along the vertical direction are respectively arranged at two ends of the rotary mechanical arm; the two telescopic arms are respectively provided with a vacuum chuck for adsorbing glass and a pressing block for pressing the glass; the bearing platform is used for placing glass to be detected; the movable feeler gauge unit comprises a feeler gauge and a first sliding rail for driving the feeler gauge to move parallel to the edge of the glass, the first sliding rail is arranged on the edge of the bearing platform, a second sliding rail perpendicular to the first sliding rail is further arranged on the first sliding rail, the feeler gauge is installed on the second sliding rail, and the second sliding rail drives the feeler gauge to be away from or close to the glass. The photovoltaic glass flatness detection device provided by the utility model is simple in structure and convenient to use, can realize automatic detection, can timely discover and remove unqualified glass, avoids the fragment rate of a subsequent production line, and reduces the production cost.

The invention discloses a rail transit communication signal control detection device, and belongs to the technical field of rail transit communication control detection, the rail transit communication signal control detection device comprises a turnout controller and a turnout gap detection device.The turnout gap detection device comprises a detection trolley, a detection guide rail is arranged on the rear side of the advancing direction of the detection trolley, and a sliding sleeve is slidably connected to the detection guide rail; the sliding sleeve is driven by a driving device to slide on the detection guide rail, one side of the sliding sleeve is provided with a swing rod, and the lower end of the swing rod is fixedly connected with a beating hammer; the bottom of the sliding sleeve is hinged to a suspender, the lower end of the suspender is provided with a feeler gauge, and a hinge shaft of the suspender is provided with a torsion spring. The device has the advantages that the striking hammer strikes the turnout to detect whether a shaking gap exists in the turnout or not, and therefore detection is more comprehensive.

The invention provides a high-precision automatic centering assembly method for a lens barrel and a lens frame and a feeler gauge tool, the automatic centering assembly method comprises the following steps: assembling the lens frame in the lens barrel, and determining the gap size of a radial gap between the lens barrel and the lens frame, selecting a first feeler gauge with a preset specification according to the gap size; the lens frames are sequentially placed in the inner cavity of the lens barrel, and first feeler gauges are symmetrically arranged at the four-quadrant positions of the radial gap; and based on a four-quadrant multidirectional compensation method, applying equal pre-tightening force to a plurality of positions in the radial gap, and gradually adjusting the relative position of the lens frame in the lens barrel, so that the coaxiality and the inclination angle of the lens frame and the lens barrel reach preset precision. The problems of low assembly precision and large coaxiality deviation caused by part manufacturing tolerance and assembly eccentricity in the assembly process of the lens barrel and the lens frame in the prior art are solved.

The utility model discloses an elevator brake clearance rapid inspection device, a guide mechanism comprises a housing, one surface of the housing is provided with a mounting groove, the edge of the surface of the mounting groove is provided with a plurality of threaded holes, the inner side of the mounting groove is movably provided with a cover plate, and the surface of the cover plate is provided with connecting screws at positions close to the threaded holes in a penetrating manner. Screws on the surfaces of the cover plates are in threaded connection with the interiors of the threaded holes, sliding grooves are formed in the middle, the upper side and the lower side of the surfaces of the cover plates and extend in the horizontal direction, sliding blocks are slidably connected into the sliding grooves, and inserting shafts are fixedly connected to the sides, close to the interior of the shell, of the sliding blocks. The sliding blocks on the surface of the shell are pushed to drive the feeler gauges to stretch out and draw back, the multiple sliding blocks can drive the different feeler gauges to stretch out and unfold, then the brake gap can be rapidly detected conveniently, the feeler gauges do not need to be frequently pulled out and adjusted in the gap, and the gap detection efficiency is improved.

The utility model discloses a gap detection device for elevator maintenance, which comprises a filler gauge body, a stepped hole is arranged on the filler gauge body, a first spring is arranged in the stepped hole, an ejector pin is arranged at the top of the first spring, a wedge block is fixedly arranged at one end, close to the first spring, of the ejector pin, a measuring scale is connected in the filler gauge body in a sliding manner, and the measuring scale is arranged in the filler gauge body. A mounting groove is formed in the filler gauge body, a second spring is arranged in the mounting groove, and a limiting plate is fixedly arranged on the measuring scale. According to the gap detection device for elevator maintenance, the first spring and the ejector pin are arranged, the ejector pin is pressed, the feeler gauge body is plugged into an elevator gap, the feeler gauge body is moved, the internal size of the gap can be detected, the ejector pin drives the wedge-shaped block to move, the wedge-shaped block drives the measuring scale to move, and the uniformity of the elevator gap can be detected. The device is simple in structure and convenient to use.

The utility model belongs to the technical field of laser light path systems, and particularly relates to a mirror bracket and a light path system. The mirror bracket comprises: a base; the mirror frame is used for mounting optical elements; the fixing pieces are used for connecting the base and the mirror frame; wherein a first arc-shaped surface is arranged on the base, and a second arc-shaped surface matched with the first arc-shaped surface is arranged on the mirror frame; through the cooperation of the first arc-shaped surface and the second arc-shaped surface, the pitching angle of the optical element can be adjusted. In other words, when the pitching angle of the optical element needs to be adjusted, a plug gauge does not need to be adopted, adjustment can be conducted by rotating the pitching angle of the mirror frame due to cooperation of the first arc-shaped face and the second arc-shaped face, fastening is conducted through the fixing piece after adjustment is completed, and the risk of stress deformation of the padding plug gauge is avoided.

The utility model provides an external spline angle deviation testing fixture for a double-end spline shaft, which relates to the technical field of detection tools and comprises a bottom plate, a first positioning plate, a second positioning plate and a filler gauge. The first positioning plate is fixed on the bottom plate; a sliding groove is formed in the bottom plate. The second positioning plate is detachably fixed on the bottom plate; when the second positioning plate is fixed on the bottom plate, the second positioning plate is fixed in the sliding chute in a sliding manner; a first inner spline hole is formed in the first positioning plate; a second inner spline hole is formed in the second positioning plate; the second inner spline hole and the first inner spline hole share the same hole axis; the second positioning plate comprises a sliding block end; the sliding block end is located in the sliding groove. When the sliding block end is attached to the inner wall of one side of the sliding groove, a gap space is reserved between the sliding block end and the inner wall of the other side of the sliding groove, and the feeler gauge can be inserted into the gap space in a clearance fit mode. The external spline angle deviation testing fixture of the double-end spline shaft provided by the utility model solves the problem of high production cost of the double-end spline shaft in the prior art, and can reduce the production cost of the double-end spline shaft.

A rectifier bridge flatness detection device relates to the technical field of semiconductors. Comprising a measuring table for bearing a rectifier bridge, a horizontal arm fixedly arranged on the top of the measuring table and a push rod. The push rod is pressed on the measuring table through the spring. When the flatness is detected, the push rod is pulled up, and the center hole of the 6KBJ material to be detected is aligned with the positioning hole in the measuring table; the push rod is put down, the material is pressed and fixed through the tension of the spring, the feeler gauge is taken out, the four edges of the material are measured according to the size of the feeler gauge from small to large, and therefore the flatness value of the back face of the material body is obtained. The device has the characteristics of exquisite structure, low cost, simple and stable detection operation and the like.

This invention discloses a device, application, and measurement method for measuring the perpendicularity of a component. It solves the problem in existing technologies where the narrow space between the measured component and the fixed component, along with the transition section, affects the perpendicularity measurement. This invention provides advantages in ensuring measurement accuracy and efficiency. The specific solution is as follows: A device for measuring the perpendicularity of a component includes a support base, a right-angle measuring ruler, and a feeler gauge. The support base is gate-shaped, supported on both sides by the fixed components of the component being measured. The top surface of the support base is flat and parallel to the fixed components of the component being measured. The support base can span the bottom plate and the weld seam on the side of the bottom plate of the component being measured. The inner side of the support base contacts the vertical panel of the component being measured, or the inner side of the support base is spaced apart from the vertical panel. The top surface of the support base is lower than the top surface of the component being measured. The right-angle measuring ruler can be placed on the top surface of the support base, with its first right-angle side contacting the top surface of the support base.

The present invention discloses a device and method for measuring the height from the surface of an inlet rectifying blade rocker arm with a ball table to the ball table. The measuring device includes a base, a spring, a screw, a spindle, a pressure plate, and a nut. During measurement, the ball table of the rocker arm is inserted into the spindle, ensuring that the lower surface of the ball table of the rocker arm is in close contact with the stepped surface F of the spindle, and at the same time ensuring that the rocker arm surface is in close contact with the fitting surface B of the base. The pressure plate is passed through the spindle and placed on the upper surface of the ball table. The nut is screwed into the third spindle section with external threads on the spindle. The nut is tightened so that the pressing plane A of the pressure plate is in close contact with the upper surface of the ball table, completing the relative fixation of the rocker arm surface and the ball table. A feeler gauge is inserted into the gap between the pressing plane A and the rocker arm surface to determine whether the height h from the rocker arm surface to the ball table is within an acceptable range. The present invention is simple to operate, provides fast and accurate measurement results, and is easy to implement on-site.

The utility model relates to the technical field of measurement, in particular to a calibration device of a rolling laser thickness gauge, which comprises a scanning device and a calibration device, the scanning device comprises a fixed frame, two groups of fixed seats are mounted on two sides of the fixed frame in an opposite supporting manner, a roller is arranged between each group of fixed seats, and the calibration device is connected with the scanning device. A C-shaped frame is arranged on the fixed frame between the two sets of rollers, a laser probe assembly is arranged at the front end of the C-shaped frame, a calibration device penetrating through the C-shaped frame is arranged between the rollers and comprises a filler gauge fixing plate, adjusting plates and pipe clamps, the adjusting plates are arranged at the two ends of the filler gauge fixing plate, and the pipe clamps connected with the rollers are arranged on the two sides of the adjusting plates respectively. The filler gauge is movably fixed on the filler gauge fixing plate, the pipe clamp of the calibration device is fixed on the roller, the filler gauge is fixed on the filler gauge fixing plate, and the position of the filler gauge is adjusted through the kidney-shaped hole of the adjusting plate, so that the laser probe assembly can completely scan the filler gauge.