53results about How to "Achieve compaction" patented technology

The invention discloses a rolling device for railway roadbed construction filler, and relates to the technical field of soil compaction. The rolling device for the railway roadbed construction filler comprises a device main body, the device main body comprises a vehicle body, a mounting frame connected with the vehicle body and a grinding roller connected with the mounting frame; the device main body further comprises two groups of auxiliary rolling mechanisms for rolling the edge and the side slope of the roadbed. According to the rolling device for the railway roadbed construction filler, the roadbed edge and the side slope are recognized through the recognition mechanism, the auxiliary rolling wheel extends out through the adjusting mechanism and the rotating mechanism according to the recognition result, the inclination angle of the auxiliary rolling wheel is adjusted, the auxiliary rolling wheel makes contact with the roadbed edge or the side slope, and pressure is applied under the action of the pressure applying mechanism; according to the roadbed edge rolling device, rolling operation of a roadbed edge pre-pressing locking edge or a side slope is achieved, the roadbed edge rolling device is more convenient and faster, the filler can be prevented from sliding and collapsing towards the side slope, rolling blind areas can be avoided, and the rolling efficiency and quality are improved.

The utility model discloses a sealing connection device and a vacuum system. The sealing connection device comprises a driving assembly, a first transmission assembly, a second transmission assembly and a sealing connection assembly. The driving assembly comprises a driving part, a lead screw and a nut, the driving part is used for driving the lead screw to rotate in the first direction, and the nut is in threaded connection with the lead screw; the first transmission assembly comprises a first connecting piece, and the first connecting piece is connected with the nut; the second transmission assembly comprises a second connecting piece, a first guide rail, a second guide rail, a third connecting piece and a limiting piece, the second connecting piece is connected with the first connecting piece and slidably connected with the first guide rail, the second guide rail is connected to the second connecting piece, the third connecting piece is slidably connected with the second guide rail, and at least part of projection of the limiting piece is located on the third connecting piece; the sealing connecting assembly is connected with the third connecting piece. According to the sealing connection device, the pressing mode of the sealing ring of the vacuum chamber can be optimized.

The utility model relates to straightening device technical field, and disclose a kind of multistage spring pressurized harness straightening device, solve the problem that the existing straightening device is inconvenient to adjust, it includes support and straightening main stem, the side of support is sequentially provided with disc, wire feeding wheel and switch component, be provided with wire feeding combing disc, guide wheel, longitudinal straightening component, transverse straightening component and tensioning component on straightening main stem, longitudinal straightening component and transverse straightening component are 90 degree misregistration setting structure, harness sequentially passes through disc, wire feeding wheel, switch component, wire feeding combing disc, guide wheel, tensioning component, longitudinal straightening component, transverse straightening component, longitudinal straightening component and transverse straightening component are all by three fixed point straightening wheel, positioning pressing plate, two adjusting screw, adjusting knob, spring one and two movable straightening wheel constitute;Through the straightening device, can be adjusted according to harness diameter, can realize spring pressurized, improve adaptability.

The utility model discloses a tar and ammonia water separation device, and solves the technical problem that tar peculiar smell affects the environment and the health of operators in the prior art. The tar and ammonia water separation device comprises a separation tank; the oil observation funnel comprises a body, a pressing rod, a sealing cover and a locking piece, the body is provided with an oil observation cavity, an oil observation opening, an inlet and an outlet, the oil observation opening, the inlet and the outlet are communicated with the oil observation cavity, and the inlet is communicated with the separation groove through an oil observation pipeline; the pressing rod is located above the sealing cover, the two ends of the pressing rod extend out of the sealing cover, the pressing rod is hinged to the middle of the sealing cover, one end of the pressing rod is hinged to the body so as to drive the sealing cover to be switched between a sealing position and an observation position, and the locking piece is hinged to the body; the emptying groove is communicated with the outlet; when the sealing cover is located at the sealing position, the oil observation opening is closed, and the locking piece is connected with the other end of the pressing rod. When the sealing cover is located at the observation position, the oil observation opening is opened, and the locking piece is separated from the pressing piece.

The utility model relates to the field of building engineering, specifically disclose a kind of arc-shaped swimming pool rammer, including car bottom part, the fixed structure part is provided in car bottom part front part, the rammer structure part is provided in the fixed structure part lower end, the rammer structure part includes circular rammer plate, the lower end of the rammer plate is uniformly distributed with multiple turns mounting hole around circumference, and one small rammer is detachably connected in each mounting hole.The mounting hole is detachably connected with small rammer through thread.The utility model is used to satisfy the operation demand of different radian, need not repeatedly make different form, improve construction efficiency, shorten construction period.

The utility model discloses a tubular pile transfer trolley, and relates to the technical field of tubular pile production, the tubular pile transfer trolley comprises a supporting table used for placing tubular piles, the top of the supporting table is provided with a placing groove, and the two sides of a groove cavity of the placing groove are arranged in a penetrating mode. And a connecting rod is fixedly connected to the outer surface of the supporting table, a fixing ring is fixedly connected to the connecting rod, a movable baffle is arranged on the fixing ring, and the baffle is used for limiting the pipe pile. When the pipe pile is transported, the end of the pipe pile is shielded through the baffle, the effect of restraining the pipe pile is achieved, in this way, when two transport vehicles work cooperatively, the pipe pile can be prevented from sliding, and therefore the effect of protecting the pipe pile is achieved.

The utility model discloses a tool for assisting in holding a net of a fast-assembly chair. The tool comprises a support base, a clamping assembly and a limiting supporting assembly, wherein the clamping assembly and the limiting supporting assembly are installed on the support base. The limiting and supporting assembly comprises a middle limiting clamping base and two supporting sleeve sets symmetrically arranged on the support base. Each supporting sleeve set comprises a plurality of supporting columns. The supporting columns in the supporting sleeve set are arranged in the curve shape, so that the supporting columns can be attached to all the parts of the machined seat back frame, supporting and limiting are formed on all the parts, and the stability of position limiting of the machined seat back frame during net holding operation is guaranteed.

The utility model belongs to the field of chip heat curing, specifically disclose a kind of general heat-pressing curing fixture of multi-size LCoS chip, including bottom plate, detachably connected on the cover plate of bottom plate and be used for pressing chip air bag, bottom plate, cover plate between the installation space for chip installation formed, cover plate detachably connected with pressure bar, pressure bar is used to in the circumferential direction of air bag to air bag perimeter is fixed;Bottom plate detachably connected with several pressing blocks, pressing block is arranged in the inside of pressure bar, and the upper and lower ends of pressing block are respectively and cover plate, bottom plate are in abutment, and multiple pressing blocks are used to be in the circumferential direction of air bag and the expansion range of air bag is positioned.Using the scheme of the utility model, it can solve the problem that the fixture in the prior art is only suitable for a specific size of chip, and when the production line needs to switch to produce chips of different sizes, the fixture needs to be replaced, reducing the production efficiency.

This invention relates to the field of distribution box guide rail shearing equipment, specifically to a guide rail shearing device for distribution boxes, including a frame, a shearing mechanism, and clamping mechanisms disposed on both sides of the outside of the shearing mechanism. A main clamping unit is disposed below the clamping mechanism, and a secondary clamping unit is disposed outside the main clamping unit. The main clamping unit includes a fixing rod disposed outside the clamping mechanism, and one end of the two fixing rods is fixedly connected to a hollow box. This invention utilizes a linkage design between the main clamping unit and the rotating sleeve. When switching guide rail models, the drive motor rotates the rotating sleeve, simultaneously replacing the contour block and corresponding arc-shaped push plate adapted to the guide rail cross-section. The arc-shaped push plates are arranged with gradually varying heights. After contacting the push rod, they push the adjusting plate to slide within the hollow box, compressing the clamping spring and thus changing the pre-compression of the clamping spring. This limits the initial clamping force that the clamping head can apply, achieving coarse adjustment of the clamping force to match the guide rail thickness.

The invention provides a flip testing seat pressed down by a connecting rod cam mechanism, belongs to the technical field of integrated circuit board testing, and solves the technical problem that a pressing block cannot be ensured to vertically press down a tested integrated circuit. A flip testing seat pressed down by a connecting rod cam mechanism comprises a base, one side of the top of the base is fixedly connected with a connecting seat, the top of the connecting seat is connected with an upper cover through a torsional spring, the top of the upper cover is rotatably connected with a rocker, two sides of the rocker are symmetrically and slidably sleeved with cam plates, and the two cam plates are slidably connected in the upper cover. Connecting rods are rotatably connected to the interiors of the sides, close to the rocker, of the two cam plates, the other ends of the two connecting rods are rotatably connected to one side of the rocker, two Z-shaped holes are formed in one sides of the two cam plates, bearings are slidably connected to the interiors of the two Z-shaped holes, and the two bearings are rotatably connected to one side of the pressing block back plate. According to the invention, through the arrangement of the double bearings, the pressing block can be driven to vertically move up and down.

The utility model belongs to the field of feeding equipment, and particularly relates to a pre-needling machine feeding device for non-woven fabric production, which comprises a feeding shell, two rotating shafts are rotatably mounted on the inner wall of the front side and the inner wall of the rear side of the feeding shell, rotating rollers are fixedly mounted on the rotating shafts, and the two rotating rollers are sleeved with the same feeding belt in a transmission manner; lower rotating shafts are rotatably mounted on the inner walls of the front side and the rear side of the feeding shell, lower feeding rollers are fixedly mounted on the lower rotating shafts, upper rotating shafts are rotatably mounted on the inner walls of the front side and the rear side of the feeding shell, and upper feeding rollers are fixedly mounted on the upper rotating shafts; a plurality of U-shaped plates are installed at the top of the feeding shell at equal intervals, and U-shaped bases are installed in the U-shaped plates in a sliding mode. The non-woven fabric pre-pressing device is reasonable in design, the feeding assembly and the pre-pressing assembly are linked through the driving mechanism, stable conveying and pre-pressing of non-woven fabric are achieved, the pre-pressing pressure can be flexibly adjusted through the height adjusting mechanism, and the production quality and applicability are effectively improved.

The utility model belongs to the technical field of cloth cutting, and discloses a cloth cutting device for shoe production, which comprises a workbench, a pressing assembly is arranged on the right side of the workbench, the pressing assembly further comprises a fixing block, a first hydraulic telescopic rod is fixedly arranged in the fixing block, and a second hydraulic telescopic rod is fixedly arranged in the fixing block. A first hydraulic telescopic rod is fixedly arranged on the workbench, a second connecting plate is fixedly arranged above the first hydraulic telescopic rod, second rotating shafts are fixedly arranged on the front side and the rear side of the second connecting plate, a third connecting plate is rotatably arranged on the outer sides of the second rotating shafts, and a first connecting plate is rotatably arranged on the rear side of the third connecting plate. A first hydraulic telescopic rod is stretched, a third connecting plate rotates along with a second rotating shaft, a first connecting plate rotates to the workbench, cloth is pressed, the design prevents the cloth from falling off or shifting due to external influence in the cutting process, and the working quality is improved.

The present application relates to peristaltic pump technical field, especially to a kind of micro pump, hinged with flip cover on pump body, and pressure block and roller assembly are arranged in pump body, roller assembly includes roller, roller support and roller drive motor, roller is installed on roller support, roller support is fixedly connected on the output shaft of roller drive motor, motor shell of roller drive motor is fixedly connected on pump body, flip cover is connected with pressure block by connecting block, and limit mechanism is arranged between pressure block and pump body.The present application links the structure of flip cover and pressure block, compared with the structure of the existing peristaltic pump, the volume of corresponding peristaltic pump can be smaller, and the production cost is also reduced.Pump head and roller drive motor adopt integrated design, simplify the power transmission process, effectively improve the precision of peristaltic pump, peristaltic pump shakes smaller when running, greatly reduce noise.

The utility model is suitable for the technical field of metal part strength detection, and provides a metal part strength detection device which comprises a machine body, the output end of the hydraulic cylinder extends into the machine body and is fixedly connected with a sliding seat, the bottom end of the sliding seat is fixedly connected with a pressure sensor, the bottom end of the pressure sensor is fixedly connected with a mounting seat, and a detection disc is arranged at the bottom end of the mounting seat. The output end of the pneumatic telescopic rod extends into the clamping base and is fixedly connected with a pressing plate. According to the metal part strength detection device provided by the scheme, a metal part sample is horizontally clamped and vertically pressed and fixed by utilizing the clamping assembly and the clamping seat, and scraps falling through a limiting groove and a fixing groove can be collected by utilizing the collecting assembly, so that inconvenience of subsequent cleaning caused by accumulation of the scraps in the fixing frame is avoided; and meanwhile, the normal thread transmission action between the positive and negative thread rod and the thread seat is prevented from being influenced by accumulation of chippings.

The utility model discloses a combined coal mine roadway drainage channel, and relates to the technical field of drainage channels. The drainage channel structure comprises a first drainage channel and a second drainage channel, a connecting block is installed at the end, close to the second drainage channel, of the first drainage channel, a containing groove used in cooperation with the connecting block is formed in the edge of the top end of the second drainage channel, and the first drainage channel and the second drainage channel are spliced through cooperation of the connecting block and the containing groove. Through the arrangement of the quick release mechanism and the downward movement of the first downward moving block, the connecting rod is changed, the sliding block at the bottom end of the moving block is pushed to slide on the guide rail, meanwhile, the inserting rod does linear motion in the box body, and the inserting rod is finally clamped into the first fixing groove and the second fixing groove along with the continuous downward movement of the first downward moving block; therefore, the drainage channel I and the drainage channel II are quickly spliced and fixed, the mounting efficiency is improved, a certain part of the drainage channel is replaced, and the cost is reduced.

The application provides a thick plate ring joint narrow gap arc welding process, which comprises two groups of to-be-welded cylinders in butt joint, forms a narrow gap weld, and the narrow gap weld is in a ring state; a coordinate system is established with the center of the to-be-welded cylinder as an origin, the normal line of the cylinder as a Z-axis direction, an X-axis as a horizontal direction and a Y-axis as a vertical direction; a metal backing plate is arranged in the narrow gap weld, the metal backing plate is at an angle of 45 degrees with the normal line of the to-be-welded cylinder, and a triangular area is formed between the metal backing plate and the to-be-welded cylinder; a welding gun moves in the X-axis and Y-axis directions, completely fills the triangular area, completes initial weld filling, and the welding pool plane is parallel to the X-axis; the welding gun moves along the X-axis direction, meanwhile, a roller frame drives the to-be-welded cylinder to roll, the welding pool plane is always parallel to the X-axis, and the metal backing plate intersects with the welding pool plane at the welding end point and is perpendicular to the welding pool plane; the welding gun moves along the X-axis direction, meanwhile, the welding gun is lifted along the Y-axis direction.

The utility model discloses a replaceable intaglio printing proofing press, including the printing platform, is equipped with the color plate on it, the pressure bar is respectively established in the both sides of printing platform, and is used for the color plate pressure tightly on printing platform, the quick pressure mechanism includes the linkage link through pressure bar and printing platform, with the hinge joint of linkage link pivot, and is equipped with handle on pivot, when pivot rotates to pressure tightly position, drives linkage link to drop, makes pressure bar to press down to the direction of approaching printing platform, and the color plate pressure tightly, when pivot reverses to relax position, drives linkage link to rise, to make pressure bar to rise to the direction of being away from printing platform, to release the clamping of color plate. The utility model provides a replaceable intaglio printing proofing press, and the handle is stirred, makes pivot rotate, to realize the pressure tightly and relaxation of pressure bar, to carry out the pressure tightly or relaxation to color plate, and the dismounting of color plate is convenient.

The invention relates to the technical field of stop valves, in particular to a stop valve tight in sealing and long in service life, which comprises a valve body, a first driving mechanism, a second driving mechanism, a valve core and a flexible sealing ring, a sealing gasket seat is arranged in the valve body, and a valve hole for fluid to pass through is formed in the middle position of the sealing gasket seat; the flexible sealing ring is installed on the sealing gasket seat and located on the inner wall face of the valve hole, the valve element is in transmission connection with the output portion of the first driving mechanism and is inserted into the valve hole under driving of the first driving mechanism, and the flexible sealing ring is in transmission connection with the output portion of the second driving mechanism. And under the driving of the second driving mechanism, the valve element is in close contact with the valve element to seal the valve hole. Friction between the valve element and the flexible sealing ring when the valve element is inserted into the valve hole to be stopped is avoided in the mode that the flexible sealing ring is driven to be actively pressed on the valve element, the service life of the valve element and the flexible sealing ring is greatly prolonged, and meanwhile work can be completed without overcoming friction force when the valve element is opened and closed.

The utility model discloses an electronic cigarette convenient for double-cartridge switching, which belongs to the technical field of electronic cigarettes and comprises cartridges symmetrically mounted on the left side and the right side of a battery rod and a cigarette holder rotatably mounted at the top end of the battery rod. Magnets A are respectively arranged at the upper and lower parts of the side surfaces of the smoke cartridge grooves, and magnets B correspondingly attracted with the magnets A are respectively arranged at the upper and lower parts of the side surfaces of the smoke cartridges; the position of the cigarette holder is switched by rotating the cigarette holder base, so that the cigarette holder suction hole of the cigarette holder is communicated with the top end of the airflow channel in the left or right smoke cartridge. When the smoke cartridges are installed in the corresponding smoke cartridge grooves in a matched mode, the smoke cartridges are stably installed and conveniently disassembled and replaced through mutual attraction of the magnet A and the magnet B. Meanwhile, the position of the cigarette holder is switched by rotating the cigarette holder base, so that the cigarette holder suction hole of the cigarette holder is communicated with the top end of the airflow channel in the left-side or right-side smoke cartridge, and the cigarette holder is conveniently switched to suck tobacco tar in different smoke cartridges.

The utility model relates to electronic device technical field especially, is more particularly to a kind of multifunctional mounting seat and the power supply with the mounting seat, the mounting seat includes the assembly part for installing power supply and the installation part for fixing mounting of mounting seat, mounting seat is extended and is provided with the connecting portion higher than the top of power supply, connecting portion is set with the mounting hole for hanging or threading fixed part, installation part is also provided with slide rail installation component, and slide rail installation component includes detachably connected slide rail and sliding slot, and sliding slot is arranged on installation part, and mounting seat can slide rail move, through the fastener after being set through limiting through-hole, mounting seat can be installed on plane, satisfy plane installation, also provided with the hanging hole for hanging simultaneously, so that mounting seat can also adopt wall-mounted installation, also set up slide rail installation component, so that mounting seat can also satisfy guide rail type installation, can satisfy the installation demand of power supply diversification.

This invention relates to the field of leech farming greenhouse technology, and discloses a dimmable and escape-preventing leech farming greenhouse, comprising several ground stakes, with a column fixedly installed on the top of each ground stake, and a shielding component installed on the column; an installation mechanism, which is disposed on the column, and installs the shielding component through an installation shell, a winding reel, a fixing shell, and a pressure plate; by setting up the installation mechanism, the shielding component slides in the column groove on both sides through sliding blocks, and is pressed tightly by the pressure plate and ball bearings, ensuring a seamless seal throughout the process, reducing the escape of leeches through gaps. The shielding component integrates a rainproof film, a sunshade cloth, and an escape-preventing net into a single unit using high-frequency welding, replacing the traditional separate structure, and simultaneously achieving dimming, rain protection, and escape prevention, adapting to the low-light growth habits of leeches, making operation more efficient, and by setting up multiple layers of shielding components, the dimming can be quickly adjusted by increasing or decreasing the number of shielding components.

The utility model discloses a novel mobile equipment assembly table for the transport capacity distribution industry, which comprises a working table, the working table is sequentially provided with a feeding and conveying assembly, a pressing assembly and a detection assembly, and the side surface of the working table is provided with a mechanical arm assembly; the feeding and conveying assembly comprises a lifting base, a conveying channel is arranged on the lifting base, a feeding track is arranged on one side of the conveying channel, a feeding auxiliary air cylinder is arranged on the feeding track, a discharging frame is arranged on the other side of the conveying channel, and auxiliary rolling wheels are arranged on the discharging frame. A discharging rail is arranged on the other side of the auxiliary roller, and the end of the discharging rail is sealed. The detection assembly comprises a detection box on the top, and a movable forward base and a movable reverse base are arranged at the bottom of the detection box. The device is high in automation degree, can realize transportation, compression and detection operation of the battery structural member, does not need manual assembly, and improves the working efficiency.

The invention relates to the technical field of tree planting equipment, and provides a multifunctional automatic tree seedling planting vehicle which comprises universal wheels, a third motor, an eighth aluminum profile, a drilling device, a rotating disc device, a solar panel rotating device, a soil covering device and a watering device. The drilling device comprises a second stepping motor, a sliding motor base, a recognition camera and a drill bit. The second stepping motor and the recognition camera are installed on the sliding motor base. The turntable device comprises an upper turntable, a lower turntable and a first motor; the solar panel rotating device comprises a solar panel, a lily hinge rotating shaft, a first connecting rod, a second connecting rod and a long shaft; the other end of the first connecting rod is connected with a second connecting rod; the other end of the second connecting rod is mounted on the long shaft; the soil covering device comprises a second motor, a third connecting rod, a fourth connecting rod and a connecting plate. According to the invention, continuous automatic operation of drilling, seedling placing, soil covering and watering can be realized, so that the operation efficiency is improved.

The utility model relates to a kind of double-cavity religious rotary live cattle slaughtering box, belong to live cattle slaughtering device field, including drive assembly, double-cavity rotary mechanism, positioning cattle assembly, front support assembly, rear support assembly, cattle inlet gate component, cattle receiving fence component and assassination platform, front and rear end of double-cavity rotary mechanism is installed front support assembly and rear support assembly, drive assembly is installed on rear support assembly, positioning cattle assembly is installed in double-cavity rotary mechanism, one side is equipped with cattle receiving fence component, cattle inlet gate component is arranged at the entrance of the cavity of double-cavity rotary mechanism, front support assembly is also equipped with assassination platform;By using the mature double-cavity rotary mechanism of two single-cavity rotary slaughtering box, double-cavity mechanism is connected with large-diameter split type driving wheel and front end plate, to form a whole, and there is center positioning circular tube in the middle, two ends front and rear support shafts are connected, to realize the continuous rotation of double cavity, solve the problem of low efficiency and cannot be truly put into use in the above.

The application discloses a bottle cap airtightness detection device, relates to the field of bottle cap airtightness detection, and comprises a case, a supporting plate, a pressing assembly and a positioning assembly. One of the moving rods is moved, the sliding block is matched with the internal through groove of the transmission rod, the other two moving rods are driven to move radially to the air inlet synchronously, the moving rod drives the arc-shaped plates to extrude the side surface of the bottle cap through the action of the spring and the limiting rod, the three arc-shaped plates are synchronously retracted, the bottle cap is positioned above the air inlet, the misplacement of the bottle cap is avoided, and the airtightness detection is affected. The rotating rod is driven by the U-shaped frame to rotate to the vertical position, the connecting rod drives the lifting block to move downward, the pressing plate is further driven to press on the top of the bottle cap, the bottle cap is pressed, the rotating rod and the connecting rod form a toggle lever mechanism, when the rotating rod and the connecting rod are in the vertical state, that is, when the pressing plate presses the bottle cap, the mechanical locking effect can be realized, and the sealing effect of the bottle cap is guaranteed.

The utility model provides a kind of for ABS control panel pin test fixture, including bottom box, the bottom box, the upper side of the bottom box is fixedly connected with test bench, the upper side of the test bench is fixedly connected with fixed frame, the upper side of the test bench is fixedly connected with two symmetrical settings' riser, two the riser is slidably matched with down plate, the upper side of the test bench is provided with the fixture plate below down plate and corresponding therewith, the fixture plate and down plate are provided with fixed component between riser, the upper side of the fixture plate is equipped with control panel placing groove, the front side of the bottom box is provided with test button. By bevel positioning block and second spring cooperation realize control panel preliminary positioning, reduce the displacement of control panel in the process of placing;The pressing column of down plate is uniformly pressed control panel, and each component is stably operated in the operation process, reduce the pulling of control panel pin, prevent the physical damage such as bending, deformation or fracture of pin, improve product pass rate.

The utility model provides a kind of quick detection device for the air permeability of fiber clothing, it is related to clothing detection technical field, including lower cavity, the outer surface annular array of lower cavity is fixedly connected with four hydraulic push rods, and the output end of four hydraulic push rods is fixedly connected with an upper cavity.The utility model through the cooperation of rotating operating plate, arc pressing plate and rotating baffle, when carrying out air permeability detection to fiber clothing, rotating rotating operating plate drives arc pressing plate to turn out from annular placing groove, places fiber fabric in annular placing groove after turning back arc pressing plate, the compaction of fiber fabric can be realized;Rotating baffle is stuck in rotating operating plate top, limit its rotation, make arc pressing plate firm compaction fabric, compared with traditional cumbersome bolt fixation or clamping structure, this structure does not need complex dismounting procedure, substantially shorten fabric fixing time, realize the quick fixing of fiber fabric, significantly improve detection efficiency.

The utility model discloses a special device for fixing an airplane pull rod, which belongs to the technical field of aviation equipment and comprises a fixed base, a cover plate, a screw-in rod, a cam and a positioning pin, an arc-shaped through groove is formed in the fixed base and used for placing the pull rod, the positioning pin is arranged beside the fixed base, and the top end of the positioning pin is inserted into a rivet hole of the pull rod to fix one end of the pull rod. Arc-shaped through grooves are formed in the corresponding positions of the lower surface of the cover plate, the cover plate covers the fixed base and clamps the pull rod through the arc-shaped through grooves, the upper end of the fixed base is in threaded fit with the screw-in rod, a cam is fixed to the screw-in rod, and the screw-in rod is operated to rotate the cam to press the cover plate so as to clamp the pull rod. The fixing device is firm in fixation and convenient to operate, and operability of single-person assembly of the airplane pull rod is achieved.