阅读说明：本技术 一种可调式复合稳定杆及其装配方法 (Adjustable composite stabilizer bar and assembly method thereof ) 是由 徐天石 于 2021-08-26 设计创作，主要内容包括：本发明公开了一种可调式复合稳定杆及其装配方法,包括有中空的扭杆杆体,扭杆杆体的两端分别安装有中心距可调的片簧,扭杆杆体的两端部分别设有两段螺纹段,片簧套装在螺纹段上,片簧的内侧通过内端部固定组件限位固定,内端部固定组件包括有固定组件一和调整组件,固定组件一和调整组件之间还安装有防松动的加固组件一,固定组件一和调整组件均旋合固定在扭杆杆体的螺纹段上,片簧的外侧通过外端部的锁紧组件锁紧固定,锁紧组件包括有固定组件二,固定组件二内加装有加固组件二,固定组件二也旋合固定在扭杆杆体的螺纹段上。本发明改变了传统的一体式复合稳定杆的结构,通用性强,可实现批量加工生产的要求降低了生产和使用成本。(The invention discloses an adjustable composite stabilizer bar and an assembling method thereof, and the adjustable composite stabilizer bar comprises a hollow torsion bar body, wherein two ends of the torsion bar body are respectively provided with a leaf spring with adjustable center distance, two thread sections are respectively arranged at two ends of the torsion bar body, the leaf spring is sleeved on the thread sections, the inner side of the leaf spring is limited and fixed through an inner end part fixing component, the inner end part fixing component comprises a first fixing component and an adjusting component, a first anti-loosening reinforcing component is further arranged between the first fixing component and the adjusting component, the first fixing component and the adjusting component are both screwed and fixed on the thread sections of the torsion bar body, the outer side of the leaf spring is locked and fixed through a locking component at the outer end part, the locking component comprises a second fixing component, a second reinforcing component is additionally arranged in the second fixing component, and the second fixing component is also screwed and fixed on the thread sections of the torsion bar body. The structure of the traditional integrated composite stabilizer bar is changed, the universality is high, the requirement of batch processing production can be realized, and the production and use cost is reduced.)

1. The utility model provides a compound stabilizer bar with adjustable, is including hollow torsion bar body of rod (1), its characterized in that: the torsion bar comprises a torsion bar body (1), wherein two ends of the torsion bar body (1) are respectively provided with a leaf spring (2) with adjustable center distance, two sections of thread sections (3) are respectively arranged at two ends of the torsion bar body (1), the leaf spring (2) is sleeved on the thread sections (3), the inner side of the leaf spring (2) is limited and fixed through an inner end fixing component, the inner end fixing component comprises a first fixing component (4) and an adjusting component (5), a first anti-loosening reinforcing component (6) is further arranged between the first fixing component (4) and the adjusting component (5), the first fixing component (4) and the adjusting component (5) are both screwed and fixed on the thread sections (3) of the torsion bar body (1), the outer side of the leaf spring (2) is locked and fixed through a second locking component at the outer end, the locking component comprises a second fixing component (7), and a second reinforcing component (8) is additionally arranged in the second fixing component (7), the second fixing component (7) is also screwed and fixed on the threaded section (3) of the torsion bar body (1).

2. The tunable composite-stabilizer bar of claim 1, wherein: the torsion bar rod is characterized in that annular limiting bosses (9) are respectively arranged on the inner sides of the thread sections at the two end parts of the torsion bar rod body (1), the annular limiting bosses (9) are processed through a tube expanding process, and a key groove (10) horizontally arranged along the length direction of the thread sections is formed in the thread sections (3).

3. The tunable composite-stabilizer bar of claim 1, wherein: the spiral directions of the two sections of the thread sections (3) of the torsion bar body (1) are opposite.

4. The tunable composite-stabilizer bar of claim 1, wherein: the structure of the first fixing component (4) is the same as that of the second fixing component (7), the first fixing component (4) and the second fixing component (7) respectively comprise a locking block (11) screwed with the spiral section at the end part of the torsion bar body, a gasket (12) for reinforcing fixation is arranged on the inner side of the locking block (11), a clamping piece (13) clamped with a key groove is arranged in the middle of the gasket (12), the clamping piece (13) and the gasket (12) are arranged at 90 degrees, clamping and abutting pieces (14) which are obliquely arranged towards the outer side are distributed on the circumferential position of the gasket (12), and a chamfer matched with the clamping and abutting pieces (14) is arranged at the outer circumferential position of the inner side surface of the locking block (11).

5. The tunable composite-stabilizer bar of claim 1, wherein: the adjusting assembly (5) comprises an adjusting sleeve (5-1), two sides of the adjusting sleeve (5-1) are respectively fixed on the thread section (3) of the torsion bar body through a first fixing sleeve (5-2) and a second fixing sleeve (5-3) in a locking mode, the adjusting sleeve (5-1) is provided with specification marks which can be replaced according to different center distance requirements, two end portions of the adjusting sleeve (5-1) are respectively provided with a positioning convex ring (5-4), and the inner side surfaces of the first fixing sleeve (5-2) and the second fixing sleeve (5-3) are respectively provided with a positioning groove matched with the positioning convex ring.

6. The tunable composite-stabilizer bar of claim 4, wherein: the mounting hole in the middle of the leaf spring (2) is provided with extension bosses (2-1) extending towards two sides respectively, the fixed sleeve II (5-3) is provided with annular grooves matched with the extension bosses (2-1), the other end face of the leaf spring (2) is assisted to be tightly abutted and fixed through the fixed sleeve III (2-2), and the inner tightly abutting end face of the fixed sleeve III (2-2) is also provided with annular grooves matched with the extension bosses (2-1).

7. The tunable composite-stabilizer bar of claim 1, wherein: the structure of the first reinforcing component (6) is the same as that of the second reinforcing component (8), the first reinforcing component and the second reinforcing component are respectively provided with a first locking pad (22) and a second locking pad (23) which are used in groups, the middle parts of the first locking pad (22) and the second locking pad (23) are respectively provided with a sleeving hole matched with the torsion bar body (1) in a sleeving manner, sawteeth are respectively distributed on the two end faces of the first locking pad (22) and the second locking pad (23), the sawteeth distributed on the corresponding clamping end faces are large teeth (24), the slope angle of the large teeth (24) is larger than the thread angle of the torsion bar body thread section, the sawteeth distributed on the end faces are small teeth (25), and the small teeth (25) are in contact with the end faces of the fasteners on the two sides.

8. An adjustable composite stabilizer bar according to any one of claims 1 to 7, wherein the specific assembly method is as follows:

s1, assembling the composite stabilizer bar with the structure through a special assembling tool, wherein the assembling tool comprises a workbench (15), a rotating clamping seat (16) for driving the torsion bar body to rotate is installed on the workbench (15), two ends of the rotating clamping seat (16) are respectively provided with a movable clamping guide sleeve (17), the outer ends of the clamping guide sleeves (17) are respectively provided with a movable elastic jacking block (18), the front end part of the rotating clamping seat (16) is provided with two position-adjustable supporting frames (19) for supporting a leaf spring, and the torsion bar body to be assembled after being machined and formed is clamped and fixed on the rotating clamping seat;

s2, placing the first fixing component in the guide sleeve, moving the clamped guide sleeve to enable the clamped first fixing component to correspond to the torsion bar rod body, driving the rotating clamping seat to rotate by the starting motor, driving the torsion bar rod body to rotate by the rotation of the clamping seat, thereby realizing the synchronous assembly of the first fixing components at the two end parts, limiting the first fixing components by the annular limiting bosses, then clamping the guide sleeve to reset, respectively sleeving the first fixing components on the outer sides of the first fixing components after the first fixing components are fixed, and limiting the first fixing components by the first fixing components;

s3, after the first reinforcing component is sleeved, sequentially clamping the adjusting components into the guide sleeves, enabling the clamped first reinforcing component to correspond to the torsion bar body, starting a motor to drive the rotating clamping seat to rotate, and enabling the clamping seat to rotate to drive the torsion bar body to rotate, so that synchronous assembly of the first reinforcing components at the two end parts is achieved, and then the guide sleeves are clamped to reset;

s4, respectively sleeving the leaf springs on the torsion bar body, and repeating the steps S2 and S3 to sequentially sleeve, lock and fix the third fixing sleeve, the second reinforcing component and the second fixing component on the torsion bar body, so that the fixed installation of the leaf springs is realized.

9. The tunable composite-stabilizer bar of claim 8, wherein: the rotating clamping seat (16) comprises a semicircular lower supporting plate (16-1) used for clamping a torsion bar body, a semicircular upper supporting plate (16-2) matched with the semicircular lower supporting plate is clamped on the semicircular lower supporting plate (16-1), two end parts of the semicircular lower supporting plate (16-1) and the semicircular upper supporting plate (16-2) are respectively provided with a clamping groove (16-3) corresponding to each other, the semicircular lower supporting plate (16-1) and the semicircular upper supporting plate (16-2) are connected into a whole through a clamping hoop (16-4) clamped in the clamping groove (16-3), supporting wheels (16-5) are distributed on a workbench (15) corresponding to the lower part of the semicircular lower supporting plate (16-1), and semicircular teeth forming a driving gear ring (16-6) are respectively arranged at the middle parts of the semicircular lower supporting plate (16-1) and the semicircular upper supporting plate (16-2) corresponding to each other The ring and the driving gear ring (16-6) are in transmission engagement with a gear (16-7) at the output end of the rotating motor at one side of the ring.

10. The tunable composite-stabilizer bar of claim 8, wherein: the clamping guide sleeve (17) is driven to move through a moving cylinder on the outer side of the clamping guide sleeve, a guide wheel (20) is installed at the bottom end of the clamping guide sleeve (17), guide grooves are distributed in the workbench (15) corresponding to the clamping guide sleeve (17), and the elastic ejector block (18) is elastically clamped and fixed in the clamping guide sleeve (17) through a spring (21).

The technical field is as follows:

the invention relates to the field of production and processing of composite stabilizer bars, and mainly relates to an adjustable composite stabilizer bar and an assembling method thereof.

Background art:

the stabilizer bar and the thrust bar are key auxiliary elements in a suspension system, the thrust bar mainly has the function of preventing the vehicle body from transversely inclining too much when turning to cause unnecessary traffic accidents, and the stabilizer bar prevents the vehicle from transversely overturning and improves the smoothness. The stabilizer bar is a torsion bar spring made of spring steel, is U-shaped, and is transversely arranged at the front end and the rear end of the automobile. The middle part of the rod body is hinged with the frame by a sleeve, two ends of the rod are respectively fixed on a left lower bracket arm and a right lower bracket arm or a shock absorber sliding column, in the running process of the vehicle, the longitudinal thrust rod bears longitudinal force during acceleration or braking, the transverse thrust rod bears transverse force during steering or side tilting, and the longitudinal thrust rod and the transverse stabilizer rod ensure that the position of the axle relative to the vehicle body is constant. The structure is complex, the number of parts is large, the weight is large, the number of assembled fasteners is large, the assembly process is complicated, time and labor are wasted, the production efficiency is low, the cost is high, and the after-sale cost is high.

To the above-mentioned defect that exists, along with the improvement of technique, the structure that forms compound stabilizer bar with the structural configuration of thrust rod and stabilizer bar has also been adopted among the prior art, but in the current structure between its torsion bar and the leaf spring at both ends all be as an organic whole through welded connection, it can satisfy the operation requirement, but to welding process requirement higher, and in the processing production process, because the model of car is different, the specification of its stabilizer bar is also diverse, this just requires every model to correspond a product, and the commonality is poor, and its production, detect, the process standard is all inequality, thereby be unfavorable for large batch production and processing, be unfavorable for the reduction of product cost, and along with the use, if take place to warp in its use, can't change alone, thereby use cost has been increased.

The invention content is as follows:

the present invention aims to overcome the drawbacks of the prior art and to provide an adjustable composite stabilizer bar and an assembly method thereof, which are intended to solve the problems of the prior art.

The invention is realized by the following technical scheme:

the utility model provides a compound stabilizer bar with adjustable, is including the hollow torsion bar body of rod, the leaf spring of centre-to-centre spacing adjustable is installed respectively at the both ends of the torsion bar body of rod, the both ends of the torsion bar body of rod are equipped with two sections screw thread sections respectively, the leaf spring suit is on the screw thread section, the inboard of leaf spring is spacing fixed through the fixed subassembly in interior tip, the fixed subassembly in interior tip is including fixed subassembly one and adjusting part, still install locking assembly one that locking is not hard up between fixed subassembly one and the adjusting part, fixed subassembly one and adjusting part all close soon and fix on the screw thread section of the torsion bar body of rod, the outside of leaf spring is fixed through the locking Assembly locking of outer tip, locking assembly is including fixed subassembly two, install reinforcing assembly two additional in the fixed subassembly two, fixed subassembly two also close soon and fix on the screw thread section of the torsion bar body of rod.

The torsion bar body is characterized in that annular limiting bosses are respectively arranged on the inner sides of the thread sections at the two end parts of the torsion bar body, the annular limiting bosses are formed by processing through a tube expanding process, and key grooves horizontally arranged along the length direction of the thread sections are formed in the thread sections.

The spiral directions of the two sections of the thread sections of the torsion bar body are opposite.

The structure of the first fixing component and the second fixing component are the same, the first fixing component and the second fixing component respectively comprise a locking block screwed with the spiral section at the end part of the torsion bar body, a gasket for reinforcing fixation is arranged on the inner side of the locking block, a clamping piece clamped with the key groove is arranged in the middle of the gasket, the clamping piece and the gasket are arranged at 90 degrees, clamping and abutting pieces which are obliquely arranged towards the outside are distributed on the circumferential position of the gasket, and a chamfer matched with the clamping and abutting pieces is arranged on the outer circumference of the inner side surface of the locking block.

The adjusting assembly comprises an adjusting sleeve, two sides of the adjusting sleeve are respectively locked and fixed on a thread section of the torsion bar rod body through a first fixing sleeve and a second fixing sleeve, a specification mark is arranged on the adjusting sleeve and can be replaced according to different center distance requirements, two end parts of the adjusting sleeve are respectively provided with a positioning convex ring, and the inner side surfaces of the first fixing sleeve and the second fixing sleeve are respectively provided with a positioning groove matched with the positioning convex ring.

The mounting hole at leaf spring middle part be equipped with respectively to both sides extension boss that extend, fixed cover two is equipped with and extends boss complex annular groove, another terminal surface of leaf spring supports tightly fixedly through fixed cover three is supplementary, the interior tight terminal surface of supporting of fixed cover three also is equipped with and extends boss complex annular groove.

The reinforcing component I and the reinforcing component II have the same structure and respectively comprise a locking pad I and a locking pad II which are used in groups, sleeving holes matched with the torsion bar body in a sleeving manner are respectively formed in the middle parts of the locking pad I and the locking pad II, sawteeth are respectively distributed on two end faces of the locking pad I and the locking pad II, the sawteeth distributed on the corresponding clamping end faces are large teeth, the slope angle of the large teeth is larger than the thread angle of the torsion bar body thread section, the sawteeth distributed on the end faces are small teeth, and the small teeth are in contact with the end faces of the fasteners on two sides of the small teeth.

The specific assembly method of the adjustable composite stabilizer bar is as follows:

s1, assembling the composite stabilizer bar with the structure through a special assembly tool, wherein the assembly tool comprises a workbench, a rotating clamping seat for driving the torsion bar body to rotate is installed on the workbench, two ends of the rotating clamping seat are respectively provided with a movable clamping guide sleeve, the outer ends of the clamping guide sleeves are respectively provided with a movable elastic jacking block, the front end part of the rotating clamping seat is provided with two position-adjustable supporting frames for supporting a leaf spring, and the torsion bar body to be assembled after being machined and formed is clamped and fixed on the rotating clamping seat;

s2, placing the first fixing component in the guide sleeve, moving the clamped guide sleeve to enable the clamped first fixing component to correspond to the torsion bar rod body, driving the rotating clamping seat to rotate by the starting motor, driving the torsion bar rod body to rotate by the rotation of the clamping seat, thereby realizing the synchronous assembly of the first fixing components at the two end parts, limiting the first fixing components by the annular limiting bosses, then clamping the guide sleeve to reset, respectively sleeving the first fixing components on the outer sides of the first fixing components after the first fixing components are fixed, and limiting the first fixing components by the first fixing components;

s3, after the first reinforcing component is sleeved, sequentially clamping the adjusting components into the guide sleeves, enabling the clamped first reinforcing component to correspond to the torsion bar body, starting a motor to drive the rotating clamping seat to rotate, and enabling the clamping seat to rotate to drive the torsion bar body to rotate, so that synchronous assembly of the first reinforcing components at the two end parts is achieved, and then the guide sleeves are clamped to reset;

s4, respectively sleeving the leaf springs on the torsion bar body, and repeating the steps S2 and S3 to sequentially sleeve, lock and fix the third fixing sleeve, the second reinforcing component and the second fixing component on the torsion bar body, so that the fixed installation of the leaf springs is realized.

The rotation clamping seat comprises a semicircular lower supporting plate used for clamping a torsion bar body, a semicircular upper supporting plate matched with the semicircular lower supporting plate is clamped on the semicircular lower supporting plate, clamping grooves corresponding to each other are respectively arranged at two end parts of the semicircular lower supporting plate and the semicircular upper supporting plate, the semicircular lower supporting plate and the semicircular upper supporting plate are connected into a whole through clamping hoops clamped in the clamping grooves, supporting wheels are distributed on a workbench corresponding to the lower part of the semicircular lower supporting plate, semicircular gear rings forming driving gear rings corresponding to each other are respectively arranged at the middle parts of the semicircular lower supporting plate and the semicircular lower supporting plate, and the driving gear rings are in transmission engagement with gears at the output end of a rotation motor at one side of the semicircular lower supporting plate.

The clamping guide sleeve is driven to move by a moving cylinder on the outer side of the clamping guide sleeve, a guide wheel is installed at the bottom end of the clamping guide sleeve, guide grooves are distributed on a workbench corresponding to the clamping guide sleeve, and the elastic jacking block is elastically clamped and fixed in the clamping guide sleeve through a spring.

The principle is as follows: the structure that has changed traditional integral type composite stabilizer bar adopts the fixed mode of assembled between leaf spring and the torsion bar body of rod to assemble according to the requirement of composite stabilizer bar centre-to-centre spacing, this application assembly structure is when the design, and is not traditional keyway locking fixed mode, and it adopts following mounting means: the screw thread section is screwed and fixed, the central hole of the leaf spring is sleeved and fixed, basic locking and positioning are realized, the fixing of the inner side end part of the leaf spring is realized through the structure of the first fixing component, the first fixing component is reinforced through the structure of the first reinforcing component to prevent the first fixing component from loosening, the adjusting component is matched to enhance stability, and meanwhile, the adjusting component can be assembled according to needs, so that the requirements of different center distances are met, the fixing of the outer side end part of the leaf spring is realized through the structure of the second fixing component, the second fixing component is reinforced through the structure of the second reinforcing component to prevent the second fixing component from loosening, the locking and fixing mode during the multiple components is adopted, the stability of locking and fixing installation is better, only the adjusting component with the corresponding specification of an assembly type can be replaced according to different requirements, the universality is strong, and the requirement of batch processing and production can be realized, and when the device is used and maintained, local parts can be replaced independently, the use requirement of flexible replacement after sale is met, and the production and use cost is reduced.

The invention has the advantages that:

the invention has reasonable structural design, changes the structure of the traditional integrated composite stabilizer bar, adopts an assembly type fixing mode between the leaf spring and the torsion bar rod body, has strong universality, can realize the requirement of batch processing production, can independently replace local parts during use and maintenance, meets the use requirement of flexible replacement after sale, and reduces the production and use cost.

Description of the drawings:

fig. 1 is a front view of the present invention.

Fig. 2 is a front sectional view of the present invention.

Fig. 3 is an enlarged view of a portion of a structure in fig. 2.

Fig. 4 is a schematic structural view of the locking block.

Fig. 5 is a schematic structural view of the gasket.

Fig. 6 is a schematic structural diagram of the adjusting sleeve.

Fig. 7 is a structural schematic diagram of the first reinforcing component.

Fig. 8 is a schematic structural view of the assembly tool.

Reference numerals:

1. a torsion bar body; 2. a leaf spring; 3. a threaded segment; 4. a first fixing component; 5. an adjustment assembly; 6. a first reinforcing component; 7. a second fixing component; 8. a second reinforcing component; 9. an annular limiting boss; 10. a keyway; 11. a locking block; 12. a gasket; 13. a card; 14. a propping sheet; 5-1, adjusting sleeve; 5-2, fixing the sleeve I; 5-3, fixing a sleeve II; 5-4, positioning convex rings; 2-1, extending the boss; 2-2, fixing a sleeve III; 15. a work table; 16. rotating the clamping seat; 17. clamping a guide sleeve; 18. an elastic jacking block; 19. a support frame; 16-1, a semicircular lower supporting plate; 16-2, a semicircular upper supporting plate; 16-3, a clamping groove; 16-4, clamping hoop; 16-5, supporting wheels; 16-6, driving a gear ring; 16-7, gears; 20. a guide wheel; 21. a spring; 22. a first locking pad; 23. a second locking pad; 24. a large tooth; 25. small teeth.

The specific implementation mode is as follows:

see the drawings.

The utility model provides a compound stabilizer bar with adjustable, including hollow torsion bar body of rod 1, centre-to-centre spacing adjustable leaf spring 2 is installed respectively at the both ends of torsion bar body of rod 1, the both ends of torsion bar body of rod 1 are equipped with two sections screw thread sections 3 respectively, leaf spring 2 suit is on screw thread section 3, the inboard of leaf spring 2 is spacing fixed through interior tip fixed subassembly, interior tip fixed subassembly is including fixed subassembly 4 and adjusting part 5, still install locking reinforcement subassembly 6 of locking not hard up between fixed subassembly 4 and the adjusting part 5, fixed subassembly 4 and adjusting part 5 all close soon and fix on the screw thread section 3 of torsion bar body of rod 1, the outside of leaf spring 2 is fixed through the locking Assembly locking of outer tip, locking assembly is including fixed subassembly two 7, it is equipped with reinforcement subassembly two 8 to add in the fixed subassembly two 7, fixed subassembly two 7 also close soon and fix on the screw thread section 3 of torsion bar body of rod 1.

Further, the inner sides of the thread sections at the two end parts of the torsion bar body 1 are respectively provided with an annular limiting boss 9, the annular limiting bosses 9 are formed by processing through a tube expanding process, and the thread section 3 is provided with a key groove 10 horizontally arranged along the length direction of the thread section. Through the structure of the annular limiting boss, the limitation of installation and fixation on the torsion bar body can be realized, and the annular limiting boss is formed through a pipe expanding process while the weight of the bar body is not changed, so that the rigid limiting fixation of the torsion bar body is facilitated when the leaf spring is assembled. The two thread sections 3 of the torsion bar body 1 have opposite spiral directions. Through the torsion bar body structure with opposite spiral directions, synchronous assembly during assembly can be realized, and the automatic processing requirement of assembly is met.

Further, the first fixing component 4 and the second fixing component 7 are identical in structure and respectively comprise a locking block 11 screwed with the spiral section at the end part of the torsion bar body, a gasket 12 for reinforcing fixation is arranged on the inner side of the locking block 11, a clamping piece 13 clamped with a key groove is arranged in the middle of the gasket 12, the clamping piece 13 and the gasket 12 are arranged at 90 degrees, clamping and abutting pieces 14 which are obliquely arranged towards the outside are distributed on the circumferential position of the gasket 12, and a chamfer matched with the clamping and abutting pieces 14 is arranged at the outer circumference of the inner side surface of the locking block 11. Locking location is carried out at first through the latch segment, through the structure of gasket, through the structure of the card of gasket, and it clamps the cooperation with the keyway, has strengthened the radial relative motion of gasket self and the torsion bar body of rod on the one hand, and the structure of the tight piece of support through the slope setting simultaneously can be fixed with the latch segment locking to fixed subassembly one and fixed subassembly two's fixity ability and stability have been strengthened.

Furthermore, the adjusting assembly 5 comprises an adjusting sleeve 5-1, two sides of the adjusting sleeve 5-1 are respectively locked and fixed on the thread section 3 of the torsion bar body through a first fixing sleeve 5-2 and a second fixing sleeve 5-3, the adjusting sleeve 5-1 is provided with specification marks which can be replaced according to different center distance requirements, two end parts of the adjusting sleeve 5-1 are respectively provided with a positioning convex ring 5-4, and the inner side surfaces of the first fixing sleeve 5-2 and the second fixing sleeve 5-3 are respectively provided with a positioning groove matched with the positioning convex ring. The structure through fixed cover one and fixed cover two is used for clamping the fixed adjusting collar, and the adjusting collar can be changed into different specifications as required when the equipment to satisfy the operation requirement when adding man-hour of the compound stabilizer bar of different centre distances, through the location way the cooperation of clamping with the constant head tank, guaranteed the stability that adjusting collar and fixed cover one and fixed cover two clamped, make things convenient for it to assemble in step when the assembly. The installation holes in the middle of the leaf spring 2 are respectively provided with extension bosses 2-1 extending towards two sides, the second fixing sleeve 5-3 is provided with an annular groove matched with the extension bosses 2-1, the other end face of the leaf spring 2 is assisted to be tightly abutted and fixed through a third fixing sleeve 2-2, and the inner abutting end face of the third fixing sleeve 2-2 is also provided with an annular groove matched with the extension bosses 2-1. The structure of the extending boss of the leaf spring is beneficial to the stability between the leaf spring and the fasteners on two sides, and the complete clamping during the clamping is ensured.

Further, the first reinforcing component 6 and the second reinforcing component 8 are identical in structure and respectively comprise a first locking pad 22 and a second locking pad 23 which are used in groups, sleeving holes matched with the torsion bar body 1 in a sleeving manner are respectively formed in the middle parts of the first locking pad 22 and the second locking pad 23, sawteeth are respectively distributed on two end faces of the first locking pad 22 and the second locking pad 23, the sawteeth distributed on corresponding clamping end faces are large teeth 24, the slope angle of the large teeth 24 is larger than the thread angle of the torsion bar body thread section, the sawteeth distributed on the end faces are small teeth 25, and the small teeth 25 are in contact with the end faces of the fasteners on two sides of the small teeth 25. Through the complex structure of locking pad one and locking pad two, strengthened its holistic installation locking performance on the one hand, on the other hand locking pad one clamps through the sawtooth on the corresponding terminal surface of locking pad two, when compound stabilizer bar in the use, when vibrations appear, the structure that its sawtooth clamped can form powerful spacing to have certain buffering limit range, avoid compound stabilizer bar to produce not hard up now because vibrations in the use, influence the stability of assembly.

Further, the adjustable composite stabilizer bar is specifically assembled by the following method:

s1, assembling the composite stabilizer bar with the structure through a special assembly tool, wherein the assembly tool comprises a workbench 15, a rotating clamping seat 16 for driving the torsion bar body to rotate is installed on the workbench 15, two ends of the rotating clamping seat 16 are respectively provided with a movable clamping guide sleeve 17, the outer ends of the clamping guide sleeves 17 are respectively provided with a movable elastic jacking block 18, the front end part of the rotating clamping seat 16 is provided with a two-position adjustable supporting frame 19 for supporting a leaf spring, and the torsion bar body to be assembled after being processed and formed is clamped and fixed on the rotating clamping seat;

s2, placing the first fixing component in the guide sleeve, moving the clamped guide sleeve to enable the clamped first fixing component to correspond to the torsion bar rod body, driving the rotating clamping seat to rotate by the starting motor, driving the torsion bar rod body to rotate by the rotation of the clamping seat, thereby realizing the synchronous assembly of the first fixing components at the two end parts, limiting the first fixing components by the annular limiting bosses, then clamping the guide sleeve to reset, respectively sleeving the first fixing components on the outer sides of the first fixing components after the first fixing components are fixed, and limiting the first fixing components by the first fixing components;

s3, after the first reinforcing component is sleeved, sequentially clamping the adjusting components into the guide sleeves, enabling the clamped first reinforcing component to correspond to the torsion bar body, starting a motor to drive the rotating clamping seat to rotate, and enabling the clamping seat to rotate to drive the torsion bar body to rotate, so that synchronous assembly of the first reinforcing components at the two end parts is achieved, and then the guide sleeves are clamped to reset;

s4, respectively sleeving the leaf springs on the torsion bar body, and repeating the steps S2 and S3 to sequentially sleeve, lock and fix the third fixing sleeve, the second reinforcing component and the second fixing component on the torsion bar body, so that the fixed installation of the leaf springs is realized.

Further, the rotating clamping seat 16 comprises a semicircular lower supporting plate 16-1 for clamping the torsion bar body, a semicircular upper supporting plate 16-2 matched with the semicircular lower supporting plate is clamped on the semicircular lower supporting plate 16-1, clamping grooves 16-3 corresponding to each other are respectively arranged at two end parts of the semicircular lower supporting plate 16-1 and the semicircular upper supporting plate 16-2, the semicircular lower supporting plate 16-1 and the semicircular upper supporting plate 16-2 are connected into a whole through a clamping hoop 16-4 clamped in the clamping groove 16-3, supporting wheels 16-5 are distributed on a worktable 15 corresponding to the lower part of the semicircular lower supporting plate 16-1, semicircular gear rings forming a driving gear ring 16-6 corresponding to each other are respectively arranged at the middle parts of the semicircular lower supporting plate 16-1 and the semicircular upper supporting plate 16-2, and the driving ring gear 16-6 is in driving engagement with the gear 16-7 at the output end of the rotating motor at one side thereof. The clamping guide sleeve 17 is driven to move by a moving cylinder on the outer side of the clamping guide sleeve, a guide wheel 20 is installed at the bottom end of the clamping guide sleeve 17, guide grooves are distributed on the workbench 15 corresponding to the clamping guide sleeve 17, and the elastic jacking block 18 is elastically clamped and fixed in the clamping guide sleeve 17 through a spring 21.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.