30 results about "Side arm" patented technology

The application provides an arc-shaped tubular holding hoop device suitable for rectangular components, which comprises two first hoop arms, two second hoop arms and four arc-shaped arms. The two first hoop arms are integrally formed in a V-shaped structure, comprising a first included angle and two first side arms, and a first locking and adjusting assembly is arranged in the first included angle. The two second hoop arms are integrally formed in a V-shaped structure, comprising a second included angle and two second side arms, and a second locking and adjusting assembly is arranged in the second included angle. The two first hoop arms and the two second hoop arms are arranged in a spaced manner and are distributed in a surrounding manner to form a square-like structure. The four arc-shaped arms are in an arc-shaped square tube structure, and are arranged between the first side arms and the second side arms. The application provides an arc-shaped tubular holding hoop device suitable for rectangular components and a mounting method, solves the technical defects of the traditional square hoop, such as stress concentration at the corner of the rectangular component, damage to the cross section opening, easy loosening of the locking, limited size adjustment, and inconvenience of disassembly and assembly, and takes into account the component protection, locking stability and installation convenience.

A representative reverse-saboted sidearm system includes: a sidearm having a barrel assembly with an inner wall defining a longitudinally extending bore; and a round of reverse-saboted ammunition having a non-necked casing, a reverse sabot, and a projectile, the reverse sabot mounted at a discharge end of the casing with a distal end of the reverse sabot extending outwardly from the casing, the reverse sabot exhibiting a diameter corresponding to a diameter of the casing and defining a receiving passage aligned with a longitudinal centerline of the casing, the projectile being at least partially disposed within the receiving passage of the reverse sabot; the inner wall of the barrel assembly being configured to engage an exterior surface of the projectile to direct the projectile.

The utility model relates to the technical field of articles for daily use, in particular to a multifunctional hanging rack which comprises a base, at least one pair of side arms hinged with the base, at least one cross rod detachably connected with the two side arms and arranged between the two side arms, and a plurality of connecting holes capable of being connected with a wall body are formed in the end face of the base. The side arm is provided with a kidney-shaped groove for clamping installation of the cross rod, the length direction of the kidney-shaped groove is consistent with the length direction of the side arm, the upward side edge of the kidney-shaped groove is provided with an installation opening for the cross rod to enter, the installation opening is located in the middle of the kidney-shaped groove, and an installation space for containing the side arm is formed in the base. The multifunctional folding bed has the beneficial effects that the multifunctional folding bed can be folded, is convenient to install and has multiple functions.

The utility model relates to the technical field of building decoration, specifically disclose a skeleton line door panel frame for installing plate body, include: side arm, set up in the inside of side arm top limit portion, set up in the inside of side arm middle part and connect, be provided with a plurality of outward bulging insertion male on the insertion male, set up in the inside of side arm bottom and connect, wherein, the limit portion and the space that forms for the plate body of connecting between place into, the insertion male for inserting the inside of plate body, the utility model discloses the skeleton line modeling of frame type provides the positioning insertion function, guarantees the accuracy of connecting position, promotes the stability of connection.

The utility model discloses an anti-toppling safety locking device of a lifting machine, which comprises a locking mechanism which is arranged between lifting arms on two sides and is used for monitoring the height difference of the lifting arms and locking the operation of the lifting arms in time, the locking mechanism comprises a connecting frame, and as the normal lifting arm on the other side can rise normally, the height difference between the lifting arms on the two sides can be caused gradually. The lifting arm on the side with the large height position drags the elastic piece on the side to deform, then the connecting frame and the side arm are gradually changed from the horizontal state to the inclined state, at the moment, the inclination angle sensor monitors the change of the angle value, and after the angle value reaches the set range, a signal is fed back to a control cabinet of the lifting machine immediately, so that the lifting machine is started. The lifting machine is locked by the control cabinet, and the lifting action of the lifting arms is stopped, so that the situation that materials on the top of the lifting arms topple due to the height difference generated by the lifting arms on the two sides is effectively avoided, and the operation safety is guaranteed.

The utility model provides a new type long-tail clip, including a clamping part and the handle part swing connection above the clamping part, the handle part includes: main part, the main part is bent into the first frame with two corresponding side arms by a metal wire, and the end of two side arms is shaped towards the same side and extends the rotating end, the rotating end swing connection above the clamping part, the paper clamping part is integrative on the main part one end, and the other end extends to the plane inside the first frame, so that the paper can be inserted between the paper clamping part and the side arm, and is clamped between the paper clamping part and the side arm, through the technical scheme, can expand the new ability of long-tail clip, the use performance of long-tail clip is rich, can satisfy more use demand of user.

A vehicle lock (100) comprises a case (1), a catch (2) engaging with a striker, a pawl (3) adapted to lock the catch (2), a release lever (4) adapted to cooperate with the pawl (3) to unlock the catch (2), and an actuator (A) for moving a gear train (7) for moving the release lever (4); the release lever (4) is in the shape of a U-shaped bracket and comprises a side arm (40) connected to a lower arm (41) and an upper arm (42), the lower arm (41) and the upper arm (42) are rotatably mounted on a first shaft (170a) supporting a gear (70c), and the gear (70c) enables the release lever (4) to move; the side arm (40) of the release lever (4) is adapted to engage with the seat (33) of the pawl so as to move the pawl (3) towards the unlocked position.

The utility model discloses an improved anchoring nail, which belongs to the technical field of fastening components and comprises a screw, a base and a plurality of side arms, and the base and the side arms are integrally formed. The base comprises a base body and a threaded connection hole, the threaded connection hole penetrates through the base body, and the threaded connection hole is connected with the screw in a matched mode; each side arm comprises a fixed end, a free end and a side arm body, the fixed ends are arranged on the side face of the base body in a scattered mode, the side arm bodies extend towards the periphery with the fixed ends as base points, and the free ends are located at the tail ends of the side arm bodies. The anchoring nail is not prone to breakage, long in service life, easy to manufacture, convenient to operate and low in cost.

The utility model relates to the technical field of bending equipment, and particularly discloses a bending center upper pressing cutter automatic plate pressing mechanism which comprises a fixed base, a pressing cutter arm set and a driving assembly. The cutter pressing arm set and the driving assembly are both located at the top of the fixed base, the cutter pressing arm set comprises a linkage shaft piece and a swing middle arm, the linkage shaft piece is rotationally arranged at the top of the swing middle arm, swing side arms are arranged on the two sides of the outer portion of the swing middle arm, and the two ends of the linkage shaft piece are connected with the two swing side arms respectively. Upper cutter pressing seats are arranged at the bottoms of the swinging side arms and the swinging middle arm; transmission pull rods are arranged at the bottoms of the swing side arms, the tops of the transmission pull rods are fixedly connected with linkage shaft pieces, connecting sleeve pieces are movably arranged at the bottoms of the transmission pull rods, eccentric shaft pieces are arranged in the connecting sleeve pieces, and one ends of the eccentric shaft pieces are in transmission connection with a driving assembly. And the transmission torque is effectively increased, so that the bending of the plate is kept stable, and the bending quality of the plate is ensured.

The utility model discloses a barrel turnover device which comprises lifting equipment and further comprises a sliding seat which is arranged on the lifting equipment and driven by the lifting equipment to ascend and descend, side arms are arranged on the two sides of the sliding seat, and first telescopic equipment used for driving the two sets of side arms to move close to each other or away from each other is arranged on the sliding seat. The two sets of side arms are each provided with a clamping part used for making contact with the outer wall of the barrel, the clamping parts are in rotating shaft connection with the side arms, and one side arm is provided with a driving part used for driving the corresponding clamping part to rotate. The lifting device can drive the sliding base to drive the side arms to ascend and descend to the needed position, the first telescopic device can drive the two side arms to be close to or away from each other, then barrels of different specifications are clamped through the clamping part, the driving part drives the clamping part to drive the barrels to rotate, the barrel opening orientation of the barrels can be rapidly adjusted, and the barrel opening orientation of the barrels can be rapidly adjusted. The cleaning device can be accurately matched with corresponding blowing equipment to conduct cleaning work, and the labor intensity of workers is reduced.

The shearing device for plastic bag production comprises a base, the base is of a concentric-square-shaped structure, connecting plates of L-shaped structures are fixedly connected to the four corners of the lower surface of the base respectively, threaded holes are formed in the middles of the lower side arms of the connecting plates, and adjusting foot cups are in threaded connection with the interiors of the threaded holes formed in the lower side arms of the connecting plates. A fixing frame of a U-shaped structure is fixedly connected to the middle of the upper surface of the base, a sliding groove is formed in the middle of the upper surface of the fixing frame, two movable frames are slidably connected to the front end and the rear end of the outer ring side of an upper side arm of the fixing frame respectively, the two movable frames are arranged in a mirror image mode, and penetrating holes corresponding to the upper side arms of the fixing frame are formed in the middles of the upper ends of the movable frames. According to the plastic bag cutting device, the position of the blade can be adjusted and fixed, the device can be adjusted according to the width of a plastic bag needing to be produced, then the effect of cutting the plastic bags of different sizes is achieved, and the plastic bags are more convenient to machine.

The invention discloses a latch hook, which comprises a hook body, a hook part and a pivot segment, a lock and a switch element are pivoted on the pivot segment, the lock has a resisting part in the middle and one end of the resisting part is abutted on the hook part, the switch element has two side arms and a connecting arm connected between the two side arms to form a limiting surface, the limiting surface is located on the rotating path of the resisting part, and when the lock is initially pivoted, the limiting surface blocks the action of the lock by abutting on the resisting part, and when the limiting surface is turned away from the position of blocking the resisting part, the lock is released to freely pivot inward to open the opening of the hook body; the two side arms are not easily damaged and cannot be spread when the limiting surface of the switch element is pressed by the connecting arm, so the structure is strong and the lock cannot be accidentally opened, which is safer in use.

The utility model belongs to the technical field of cushion blocks, and particularly discloses an elastic combined cushion block which comprises an elastic pressing plate, a supporting cushion plate, a limiting supporting piece, a second auxiliary cushion block, a first auxiliary cushion block and a base. Wherein a limiting boss is arranged on the lower surface of the base, the second auxiliary cushion block is installed on the upper side of the first auxiliary cushion block, and the first auxiliary cushion block is installed on the base; the limiting supporting piece is installed on the upper surface of the second auxiliary cushion block, the supporting base plate is embedded in the upper surface of the limiting supporting piece, side arms are arranged on the front side and the rear side of the upper surface of the limiting supporting piece, and limiting groove holes are formed in the side arms on the two sides; an elastic pressing plate is arranged on the upper side of the limiting supporting piece. The auxiliary cushion block of the combined cushion block is simple in structure and flexible in combination, meets the size requirements of different cushion blocks, enables the combined cushion block to have good universality, effectively increases the creepage distance through the additionally arranged skirt edge structure, reduces the use amount of the cushion blocks, and has good economic benefits.

The invention discloses a tool setting gauge for a hard milling blade. The tool setting gauge comprises a base, a tool apron, a gauge mounting seat and a dial gauge, one end of the upper end face of the tool apron is provided with a triangular tool groove matched with the triangular blade, and a side arm is fixed to the front end face of the base. The rear end of the dial gauge mounting seat is fixed on the upper end face of the base, the upper end face of the part, extending out of the base, of the front end of the dial gauge mounting seat is provided with an insertion hole of a dial gauge probe rod, the side face is provided with a threaded hole vertically communicated with the insertion hole, and the insertion hole directly faces the triangular cutter groove; and a probe rod of the dial indicator is inserted into the insertion hole and is fixed by an ejector pin which is in threaded connection with the threaded hole. According to the method, the Z-direction deviation of each milling cutter of the triangular blade can be measured, so that the error of each milling cutter can be known in advance, the deviation is directly compensated into equipment, the measurement time is short, and the machining efficiency of the triangular blade is improved.

The utility model relates to an improved push-pull wire welding gun which comprises a gun body, a gun barrel is arranged at the end of the gun body, an installation pipe is arranged on the outer surface of the gun barrel, side arms are installed on the outer surfaces of the two sides of the installation pipe, movable arms are rotatably installed at the ends of the side arms, and angle adjusting mechanisms are arranged between the side arms and the movable arms. The bottom of the movable arm is provided with a guide wheel through a length adjusting mechanism. Through the arrangement of the guide wheel, the gun barrel can be supported during welding operation, so that the hand stress of an operator is reduced, the fatigue feeling is reduced, the distance between the end of the gun barrel and a weldment can be positioned through the guide wheel, the welding quality is improved, the angle of the guide wheel can be adjusted through the arrangement of the angle adjusting mechanism, and the welding quality is improved. And the position of the guide wheel can be adjusted through the length adjusting mechanism, so that the welding gun can conduct welding operation under different conditions, and the flexibility is high.

The utility model relates to an internal fistula side arm restraining device which comprises an arm restraining plate and a hand containing portion, the arm restraining plate is of a long-strip-shaped structure, the hand containing portion is detachably installed at one end of the arm restraining plate in the length direction, the cross section of the arm restraining plate is of a circular arc structure, and an arm containing groove is formed in one side of the arm restraining plate. The two ends of the arm containing groove are each of an open structure, and one end of the arm containing groove communicates with the hand containing part. The two side edges of the arm containing groove are respectively provided with an arm restraint strap. Through the arrangement of the arm restraint plate, the arm on the internal fistula side can be placed in the arm containing groove of the arm restraint plate and bound and fixed through the arm restraint strap, restraint extends to the hand from the upper arm in a semi-wrapping mode, the arm is prevented from being bent, and internal fistula is prevented from being pressed; in addition, the hand can be contained in the hand containing part for heat preservation or heating, and local low temperature caused by long-time exposure of the arm on the internal fistula side is avoided; the whole device is easy and convenient to operate and convenient for medical staff to move and fix.

This invention discloses a lifting clothes rack, comprising two main modules, left and right. Each main module contains a motor and an L-shaped connector. The motor is connected to the bottom of a side arm via the L-shaped connector, and a crossbar is located at the top of the side arm. The side of each main module has a groove, within which a hanging plate for fixing to an inner side panel of a cabinet is installed via a detachable structure. The detachable structure includes multiple transverse rib protrusions within the groove and slots at their bottoms, as well as corresponding latches on the hanging plate that engage with the slots. The crossbar includes a central connecting rod and sleeve rods connecting both ends of the central connecting rod. An eccentric sleeve rod is located at the end of the central connecting rod, embedding into one end of the sleeve rod and abutting against the inner wall of the sleeve rod via an eccentric sleeve. The other end of the sleeve rod has an internal thread, and the top of the side arm has a horizontally aligned external thread connector that mates with the internal thread. This lifting clothes rack is easy to assemble and disassemble, significantly reducing labor costs and assembly time, and has a simple and aesthetically pleasing appearance after installation.

The utility model relates to insulator technical field especially relates to a cross arm insulator. Including insulator, the both ends of insulator are provided with metal base and fixed base respectively, be provided with through hole on the metal base, both sides of metal base are provided with side arm, the one end of side arm is provided with inclined leg away from metal base, the inclined leg is inclined outward in the direction from being close to to being far from metal base, be provided with the first threaded hole of penetration on the metal base in the side of through hole away from side arm, the first threaded hole is connected with leveling bolt threadedly. The utility model can prevent the cross arm insulator from appearing wind deviation without needing opening positioning hole on the cross arm.

A retaining clip (10) serves to hold mounting rails (12) with a base element (32) for resting on a mounting rail (12) and two spring-loaded side arms (34) for clamping over the mounting rail (12), wherein a through-opening (36) for the passage of a fastening element (22) is provided in the center of the base element (32). To simplify the assembly process and to allow for a pre-assembly position, two or more radially inwardly projecting spring tongues (38) with free ends (40) are provided at the edge of the through-opening (36), wherein the distances between the ends (40) are at least partially smaller than the cross-section of the fastening element (22).

The utility model provides a sleeve connection and clamping connection dual-purpose electroplating clamp which comprises a hanging rack and a plurality of fixing frames which are horizontally arranged at intervals, the fixing frames are connected through a hanging rod, and a plurality of connecting rods are fixed on the two sides of the hanging rod at intervals. One end of the connecting rod is connected with a U-shaped elastic clamping part, the clamping part is made of a metal wire and comprises a middle connecting part and a splayed side arm, and the side arm is wavy. The clamp has two use modes: the side arm wave structure can clamp a bolt; and the splayed side arm can be matched with the connecting rod to extend into the tubular component to realize sleeving and fixing. Meanwhile, the lengths of the connecting rods on the same side are gradually reduced from the middle to the two ends, so that products are staggered, and electroplating space is guaranteed. Through unique structural design, the clamp has sleeving and clamping functions, effectively avoids product electroplating interference, improves the electroplating quality and the production efficiency, is stable in structure, and is suitable for electroplating requirements of various products.

A twist beam axle has two side arms and a twist profile. The twist profile is joined to a side arm by a weld. At least in the area of the welded joint, the twist profile has a wall with a wall thickness that is greater than the wall thickness of a wall of one side arm. The twist profile has a joining surface at each end section and the side arms each have a joining surface, wherein the twist profile and the side arms are each joined at mutually facing joining surfaces by a weld. The joining surface on the end section of the twist profile has a bevel manufactured without cutting. The joining gap formed between the mutually facing joining surfaces of the end section and the side arm is configured in a V-shape.

The invention relates to the technical field of scribing positioning devices, and discloses a wind power tower tube scribing positioning device which comprises a support, side arms and an angle measuring end, the two side arms are rotationally arranged in an inner cavity of the support, the angle measuring end is arranged at the output ends of the side arms, an angle sensor is arranged in the inner cavity of the support, and the side arms are rotationally arranged outside the angle sensor. The angle sensor can monitor the rotation angle of the side arm in real time, converts an angle signal into an electric signal for transmission and improves the real-time performance and accuracy of angle measurement, the bottom of the support is provided with a measuring mechanism, the measuring mechanism comprises a threaded rod, the outer portion of the threaded rod is in threaded connection with a nut, and the two sides of the nut are rotationally connected with connecting rods. According to the marking and positioning device for the wind power tower, the firmness of connection between the marking pen and the telescopic arm is enhanced, shaking of the marking pen in the marking process is avoided, then it is guaranteed that the marking track is clear and straight, and the efficiency and quality of marking and positioning operation of the wind power tower are overall improved.

The utility model discloses a flat plate filter convenient to install, which comprises a body mechanism and a buckle mechanism which is arranged at the top of the body mechanism and is used for completing fastening and unlocking at one time, the buckle mechanism comprises sliding frames which are symmetrically arranged on the outer side of a limiting column in a sliding connection mode, and after the filtering operation is completed, on one hand, a handle is held to press a side arm; on the other hand, a pull ring is held to lift a sliding column, the sliding column drives a traction rope to move upwards, a rotary piece drives a limiting pin on one side of a transfer column to move horizontally to the position where the limiting pin and a ball are separated from the inner wall of an insertion hole, at the moment, limitation of the position of a buckle mechanism is relieved, the buckle mechanism is lifted, and a sliding frame is separated from the outer wall of the limiting column through rolling of the ball on the outer wall of the limiting column; therefore, the buckling mechanism is integrally taken down, the upper filter plate is disassembled, the flat plate filter can be fastened or unlocked at a time, the situation that a worker manually rotates the screw rods one by one to seal the device is effectively avoided, physical output of the worker is effectively reduced, and meanwhile the operation efficiency of the device is guaranteed.

This invention relates to a drilling device for the side boom frame of a road roller, belonging to the category of road roller side boom frame processing equipment. It includes a processing frame and a support base disposed inside the lower side of the processing frame. A first servo screw linear slide is embedded in the upper front side of the processing frame. An electric slide rail is fixedly mounted on the moving part of the first servo screw linear slide. A drilling motor is fixedly mounted on the moving part of the electric slide rail, and a boring tool is fixedly mounted on the output end of the drilling motor. This invention utilizes the sliding engagement of the connecting bottom block and the connecting bottom groove block. When the frame is placed on the support shell, the frame's own weight causes the connecting bottom block to slide further into the connecting bottom groove block. Through the lever action of the combined frame and the rotating rod, the clamping force between the T-shaped connecting block and the T-shaped connecting groove increases with the increase of load, achieving adaptive enhancement of the support locking force and the frame's own weight. This effectively avoids loosening of the support components due to processing vibration, improving fixing reliability and drilling accuracy.

The application provides a composite shock-absorbing connecting buckle, and relates to the technical field of bridges.The composite shock-absorbing connecting buckle comprises a cross beam and two side arms, the two side arms are respectively arranged on the two sides of the cross beam, the proximal end of each side arm is connected to the cross beam, the distal end of each side arm is provided with a limiting portion and a threaded portion arranged in sequence from the proximal end to the distal end, a threaded connecting piece is connected to the threaded portion, a first elastic element is arranged between the threaded connecting piece and the limiting portion, and the two ends of the first elastic element are respectively abutted on the limiting portion and the threaded connecting piece; a second elastic element is further arranged on the cross beam, and the second elastic element is arranged between the two side arms and is arranged in the extension direction of the two side arms.The pre-tightening force provided by the first elastic element can avoid loosening of the threaded connecting piece, and the connection effect of the threaded connecting piece can be ensured in long-term use; the second elastic element can provide a shock-absorbing effect between the cross beam and the bridge deck, and the fastening effect of the composite shock-absorbing connecting buckle in the operation process can be ensured.

This utility model discloses a down jacket with a shoulder insulation structure, including a main body, arm sections fixedly connected to both sides, and a collar section fixedly connected to the upper end of the main body. A hood section is detachably connected to the collar section, and a connecting part is fixedly provided at the lower end of the hood section. A detachable shoulder cover is provided over the main body. The shoulder cover includes a main body and side arm sections fixedly connected to both sides of the main body. Dividing lines are provided at equal intervals on the main body, arm sections, hood section, connecting part, and shoulder cover. The dividing lines divide the main body, arm sections, hood section, connecting part, and shoulder cover into multiple independent inner cavities. Each inner cavity is filled with down. Several inclined fixing lines are provided on the shoulder of the main body. This utility model can effectively prevent the down from sinking in the shoulder, achieve shoulder insulation, and has a detachable shoulder insulation structure and a head insulation structure, which can achieve simultaneous insulation of the shoulder and head.

The utility model relates to a magnetic ring fixing structure for an ultrasonic knife controller. The magnetic ring fixing structure is provided with an injection molding part body. The injection molding part body comprises a mounting bracket and a magnetic ring adaptive assembly arranged on the mounting bracket; the magnetic ring adaptive assembly comprises a left clamping jaw and a right clamping jaw; the mounting bracket comprises a connecting main body and a fork arm, wherein the connecting main body is matched with a bracket in a shell of the ultrasonic knife controller or the inner wall of the shell, and the fork arm and the connecting main body are integrally formed; a left clamping jaw is rotationally arranged on a left side arm column of the fork arm, and a right clamping jaw is rotationally arranged on a right side arm column of the fork arm. And the left clamping jaw and the right clamping jaw are oppositely arranged and are matched for clamping a magnetic ring. The magnetic ring fixing device is adaptive to the part, where the magnetic ring needs to be adopted, in the ultrasonic knife controller, and a more stable, more convenient and better-universality installation mode is provided for fixed installation of the magnetic rings of various sizes.

The invention belongs to the technical field of smoke bomb protection, and relates to a rotary table type smoke bomb protection system. A rotary table type smoke bomb protection system comprises a 50 mm smoke bomb launching device, a main support, a horizontal transmission structure, a pitching transmission structure, a seat ring inner ring, a seat ring outer ring, an electric screw, a trunnion assembly and an integrated servo motor. The bottom of the main support is fixedly connected with a vehicle body or a platform through a shock pad. A main support bottom plate center sinking circular truncated cone is used for positioning a seat ring outer ring. Bearing holes are formed in the upper ends of the vertical arms on the two sides and used for supporting trunnion assemblies; the outer ring of the seat ring is locked in the center of the main bracket bottom plate; the seat ring inner ring is nested in the seat ring outer ring through a single-row four-point contact ball bearing; the launching device is provided with 16 50 mm smoke bomb launching barrels which do pitching motion along with the trunnion assembly. 360-degree horizontal rotation can be achieved, fast 0-90-degree steering can be achieved, smoke screen projection in any direction is achieved, a shielding barrier surrounding the armored vehicle is formed, and the battlefield survival rate is remarkably increased.

Example embodiments of the described technology provide a conduit spacer tool for enforcing a minimum spacing between adjacent conduits. The conduit spacer tool may comprise a body comprising a pair of side arms, each side arm having an equal width. The body of the conduit spacer tool may comprise a slot defined by an inner surface of the side arms, the slot terminating at a groove of the body and the slot having a width for receiving a conduit. The width may be dimensioned to correspond to a designated conduit diameter. When the conduit is fully received in the slot, the conduit may have a centre located at a longitudinal centre of the body.

The utility model is suitable for bridge construction technical field provides a kind of self -propelled bridge -building machine anchoring device, comprising: rack, the anchoring mechanism is provided on the rack;Symmetrically arranged on the both sides of the rack and the spacing adjustable side arm;Setting on the side arm and liftable underframe, the assembly plate that can be transversely adjusted is provided on the underframe, guide wheel is provided on the assembly plate.The self -propelled bridge -building machine anchoring device provided by the scheme, through the adjustable design of side arm, underframe, assembly plate, cooperate guide wheel, the adaptability of different specifications bridge of device is strengthened, and it is convenient to preliminary positioning;With the help of assembly frame, pivot, walking wheel and driving mechanism, in combination with the adjustment of the height of assembly frame by first electric hydraulic rod, the convenient and stable self -moving of device is realized, overall synergistic effect, guarantee construction safety, improve construction efficiency, effectively solve the problem of inconvenient movement of existing device.