CN113465847A - Elastic detection system and detection method for steel plate spring of heavy truck - Google Patents
Elastic detection system and detection method for steel plate spring of heavy truck Download PDFInfo
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- CN113465847A CN113465847A CN202110800959.3A CN202110800959A CN113465847A CN 113465847 A CN113465847 A CN 113465847A CN 202110800959 A CN202110800959 A CN 202110800959A CN 113465847 A CN113465847 A CN 113465847A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0041—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress
- G01M5/005—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress by means of external apparatus, e.g. test benches or portable test systems
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/04—Suspension or damping
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Abstract
The invention provides a lorry steel plate spring elasticity detection system and a detection method thereof, which relate to the technical field of steel plate spring elasticity detection and comprise a supporting operation frame, a clamping device and a detection device, wherein the clamping device is fixedly arranged at the upper end of the supporting operation frame, and the detection device is arranged on the clamping device, so that the following problems can be solved: a. the existing elastic detection method for the automobile leaf spring has poor clamping stability for the automobile leaf spring, and the automobile leaf spring is easy to separate from a clamping device during testing, so that life danger is caused to operators. b. The existing automobile steel plate spring elasticity detection method generally detects steel plate springs with single sizes one by one, so that the detection efficiency is relatively low, and secondly, the existing automobile steel plate springs are extruded and detected by adopting single strength in the detection process, so that the detected result is inaccurate.
Description
Technical Field
The invention relates to the technical field of elasticity detection of leaf springs, and particularly provides a system and a method for detecting elasticity of leaf springs of a heavy truck.
Background
The automobile steel plate spring is an elastic beam which is approximately equal in strength and formed by combining a plurality of alloy spring pieces which are equal in width but unequal in length, the function of the elastic beam is to connect the frame and the axle together in a suspension mode, and the automobile steel plate spring is exposed between the frame and the axle, bears the load impact of wheels on the frame, reduces the violent vibration of the automobile body, and keeps the running stability of the automobile and the adaptability to different road conditions.
Automobile leaf spring uses a very general in as automobile suspension, but still has following problem as the holistic security of car of the best quality serious influence in the automobile suspension, consequently need carry out the elasticity detection to automobile leaf spring after automobile leaf spring is produced, current automobile leaf spring elasticity detection method is mainly fixed with it through operating personnel, extrude automobile leaf spring through the press afterwards, observe whether it takes place to deform afterwards, current automobile leaf spring elasticity detection method uses very generally:
(1) the existing elastic detection method for the automobile leaf spring has poor clamping stability for the automobile leaf spring, and the automobile leaf spring is easy to separate from a clamping device during testing, so that life danger is caused to operators.
(2) The existing automobile steel plate spring elasticity detection method generally detects steel plate springs one by one, so that the detection efficiency is relatively low, and secondly, the existing automobile steel plate springs are extruded and detected by adopting single strength in the detection process, so that the detected result is inaccurate.
Aiming at the situation, the invention provides a system and a method for detecting the elasticity of a steel plate spring of a lorry.
Disclosure of Invention
Problems to be solved
The present invention can solve all the problems mentioned in the background art described above.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the elasticity detection system for the steel plate spring of the truck comprises a supporting operation frame, a clamping device and a detection device, wherein the clamping device is fixedly installed at the upper end of the supporting operation frame, and the detection device is arranged on the clamping device.
Detection device includes perpendicular frame, the pneumatic cylinder, the stripper plate, the guide post, detect the spring, carry out piece and roll adjustment subassembly, the upper end fixed mounting who supports the operation frame has perpendicular frame, the upper end fixed mounting of perpendicular frame has the pneumatic cylinder, the output of pneumatic cylinder sets up down, and the output of pneumatic cylinder slides and runs through perpendicular frame setting, the upper end symmetry of perpendicular frame slides and runs through and is provided with the guide post, the lower extreme fixedly connected with stripper plate of guide post, the upper end of stripper plate is provided with the roll adjustment subassembly, the upper end fixed mounting of guide post has the execution piece, the position cover that the guide post is located between execution piece and the perpendicular frame is equipped with the detection spring.
Clamping device is including placing the piece, the bar groove, the sliding block, the adjustment tank, the grip block, expanding spring, the fixed column, adjusting part, locking Assembly and spacing subassembly, the upper end fixed mounting of support operation frame has the piece of placing of symmetry, place and seted up the bar groove on the piece, the inside in bar groove slides and is provided with the sliding block of symmetry, the adjustment tank has been seted up to the upper end of sliding block, it is provided with the grip block to slide in the adjustment tank, the side fixed mounting of grip block has expanding spring, expanding spring keeps away from the one end of grip block and links to each other with the sliding block is fixed, it has seted up the arc standing groove to run through on the grip block, the activity is provided with the fixed column in the arc standing groove, the side end face of sliding block is provided with adjusting part, the inside of fixed column is provided with locking Assembly, it is provided with spacing subassembly to support operation frame is located the both sides of placing the piece.
According to the preferred technical scheme, the lower end of the extrusion plate is provided with limit grooves at equal intervals, symmetrical extrusion blocks are arranged in the limit grooves in a sliding mode, an extrusion spring is fixedly connected between each extrusion block and the extrusion plate, and one side, opposite to each extrusion block, of each extrusion block is of an inclined surface structure.
As a preferable technical proposal of the invention, the adjusting component comprises an adjusting rack, an adjusting plate, an adjusting gear and an adjusting handle, the clamping device comprises a clamping plate, a clamping groove, a clamping block, a clamping spring and a clamping groove, wherein an adjusting rack is fixedly connected to one side, opposite to a sliding block, in a staggered mode, an adjusting gear is arranged on the adjusting rack in a meshed mode, the left side of the adjusting gear is rotatably arranged on an adjusting plate, one side, close to the adjusting plate, of the adjusting gear is rotatably connected with an adjusting handle through a bearing in a penetrating mode, the adjusting handle is rotatably arranged at one end, far away from the adjusting gear, of the adjusting plate, symmetrical clamping plates are fixedly installed on one side, close to the adjusting gear, of the upper end of a placing block, the clamping groove is formed in the clamping plate, the clamping block is slidably arranged in the clamping groove, the clamping spring is fixedly connected between the upper end of the clamping block and the clamping plate, and the clamping groove is formed in the adjusting rack, close to the clamping plate, at equal intervals; the main effect of adjusting part is adjusted the position of sliding block through mutually supporting of adjusting gear and regulation rack to guarantee that leaf spring is in the position placed in the middle all the time, guarantee then that the grip block on the sliding block can carry out the centre gripping to not unidimensional leaf spring fixed.
As the preferred technical proposal of the invention, the locking component comprises a first locking groove, a first locking block and an annular spring, the locking threaded rod, the locking column, the shifting chute and the second locking block, the fixed column is of a hollow structure, the fixed column is provided with the first locking chute at equal intervals along the axis direction, the first locking chute is internally provided with the first locking block in a sliding manner, one end, close to the center of the fixed column, of the first locking block is fixedly clamped with an annular spring, two ends of the first locking block are of inclined surface structures, the side end of the fixed column is connected with the locking threaded rod in a threaded fit manner, one end, located at the fixed column, of the locking threaded rod is rotatably connected with the locking column, the shifting chute is formed in the fixed column, the locking column is arranged in the shifting chute in a sliding manner, the second locking block is fixedly installed at equal intervals at the position, located inside the fixed column, of the second locking block, one end, close to the first locking block, of the inclined surface structure is arranged at one end, located at the second locking block, of the inclined surface structures are arranged at equal intervals; the main effect of locking Assembly is through the mutually supporting of a latch segment and No. two latch segments to guarantee that a latch segment carries out the rigidity to leaf spring, avoid leaf spring to take place the displacement at will, fixed leaf spring's position simultaneously finds leaf spring's position fast in the time of can being convenient for follow-up carrying out elasticity and detect.
According to the preferable technical scheme, the limiting assembly comprises an L-shaped plate, a limiting threaded rod, a limiting plate and a square groove, the symmetrical L-shaped plate is fixedly mounted at the upper end of the supporting operation frame, the limiting threaded rod is connected to the L-shaped plate in a threaded fit mode, the limiting threaded rod is rotatably provided with the limiting plate, the square groove is formed in the limiting plate at the position corresponding to the fixing column, and a rubber block is fixed on the inner side of the square groove; the main effect of spacing subassembly is spacing to the fixed column through the limiting plate, guarantees that the fixed column can only be fixed in the bottommost of arc wall when equipment detects.
As a preferred technical scheme of the invention, the distance adjusting component comprises a distance adjusting plate, a vertical plate and a distance adjusting threaded rod, wherein the vertical plate is symmetrically fixed at the upper end of the extrusion plate, the distance adjusting threaded rod is rotatably arranged at the upper end of the vertical plate, and the distance adjusting plate is connected in the middle of the distance adjusting threaded rod in a thread fit manner; during specific work, under the initial condition, the roll adjustment board supports and leans on the stripper plate, extrudees leaf spring through the stripper plate this moment, adjusts the distance of roll adjustment board through rotating the roll adjustment threaded rod afterwards, extrudees leaf spring through the stripper plate again afterwards to realize that the roll adjustment subassembly carries out the detection of different dynamics through the elasticity that changes the thickness of stripper plate to leaf spring.
As a preferred technical solution of the present invention, the center of the pressing plate is aligned with the center of the adjusting gear, and the center of the pressing plate is aligned with the center of the adjusting gear, so as to ensure that the pressing plate can be pressed at the center of the leaf spring accurately when pressed.
In addition, the invention also provides a method for detecting the elasticity of the steel plate spring of the lorry, which comprises the following steps:
s1, product placement: sequentially penetrating the pre-produced steel plate springs through the fixing columns, and adjusting and fixing the products at equal intervals;
s2, fixing the product: fixing the fixing column for placing the steel plate spring through a clamping device;
s3, product detection: the steel plate spring after being fixed is elastically detected through a detection device:
s4, product record: and recording the detection result generated after detection, and uniformly collecting the steel plate springs meeting the requirements.
(III) advantageous effects
1. The invention provides a lorry leaf spring elasticity detection system and a lorry leaf spring elasticity detection method.
2. The invention provides a lorry leaf spring elasticity detection system and a lorry leaf spring elasticity detection method.
3. The invention provides a lorry steel plate spring elasticity detection system and a lorry steel plate spring elasticity detection method.
4. The invention provides a lorry steel plate spring elasticity detection system and a lorry steel plate spring elasticity detection method.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a first perspective structure of the present invention;
FIG. 2 is a schematic diagram of a second perspective structure of the present invention;
FIG. 3 is a schematic view of the structure of the holding device and the detecting device of the present invention;
FIG. 4 is a side cross-sectional view of the present invention;
FIG. 5 is an enlarged view of a portion of the invention at B in FIG. 4;
FIG. 6 is an enlarged view of a portion of the invention at C of FIG. 4;
FIG. 7 is a schematic view of the construction of the clamping device of the present invention;
FIG. 8 is an enlarged view of a portion of the invention at D in FIG. 7;
FIG. 9 is a flow chart of the detection method of the detecting system for the elasticity of the leaf spring of the heavy truck.
In the figure: the device comprises a supporting operation frame 1, a clamping device 2, a detection device 3, a steel plate spring A, a placing block 21, a strip-shaped groove 22, a sliding block 23, an adjusting groove 24, a clamping block 25, a telescopic spring 26, a fixed column 27, an adjusting assembly 28, a locking assembly 29, a limiting assembly 20, a first locking groove 291, a first locking block 292, a ring-shaped spring 293, a locking threaded rod 294, a locking column 295, a moving groove 296, a second locking block 297, an adjusting rack 281, an adjusting plate 282, an adjusting gear 283, an adjusting handle 284, a clamping plate 285, a clamping groove 286, a clamping block 287, a clamping spring 288, a clamping groove 289, an L-shaped plate 200, a limiting threaded rod 201, a limiting plate 202, a square groove 203, a vertical frame 31, a hydraulic cylinder 32, an extrusion plate 33, a guide column 34, a detection spring 35, an execution block 36, a distance adjusting assembly 37, a distance adjusting plate 372, a distance adjusting threaded rod 373, a limiting groove 331, an extrusion block 332, a sliding blocks 33, a sliding block 32, a sliding block 27, a sliding block 25, a sliding block 24, a sliding block, a, Compressing the spring 333.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 9, the elastic detection system for the leaf spring of the truck comprises a support operation frame 1, a clamping device 2 and a detection device 3, wherein the clamping device 2 is fixedly installed at the upper end of the support operation frame 1, and the detection device 3 is arranged on the clamping device 2; during specific work, the steel plate spring A is clamped and fixed through the clamping device 2, and then the steel plate spring A is detected through the detection device 3.
Referring to fig. 2 and 3, the clamping device 2 includes a placing block 21, a strip-shaped groove 22, a sliding block 23, an adjusting groove 24, a clamping block 25, a telescopic spring 26, a fixing column 27, an adjusting component 28, a locking component 29 and a limiting component 20, the upper end of the supporting operation frame 1 is fixedly provided with the symmetrical placing block 21, the placing block 21 is provided with the strip-shaped groove 22, the strip-shaped groove 22 is internally provided with the symmetrical sliding block 23 in a sliding manner, the upper end of the sliding block 23 is provided with the adjusting groove 24, the adjusting groove 24 is provided with the clamping block 25 in a sliding manner, the side surface of the clamping block 25 is fixedly provided with the telescopic spring 26, one end of the telescopic spring 26 far away from the clamping block 25 is fixedly connected with the sliding block 23, the clamping block 25 is provided with an arc-shaped placing groove in a penetrating manner, the fixing column 27 is movably arranged in the arc-shaped placing groove, the side end surface of the sliding block 23 is provided with the adjusting component 28, the locking component 29 is arranged in the fixing column 27, the support operation frame 1 is provided with limiting components 20 at two sides of the placing block 21; during specific work, fixed column 27 is mobile setting, take off fixed column 27 from grip block 25 earlier, later on the crooked ear cover at both ends around with produced leaf spring A goes into fixed column 27, fix leaf spring A through locking Assembly 29 afterwards, guarantee to be equidistant setting between the leaf spring A, secondly guarantee leaf spring A and detection device 3 one-to-one, adjust the distance of grip block 25 through adjusting part 28 after leaf spring A is fixed, it is spacing to placing fixed column 27 on grip block 25 through spacing subassembly 20 afterwards.
Referring to fig. 4 and 6, the locking assembly 29 includes a first locking groove 291, a first locking block 292, an annular spring 293, a locking threaded rod 294, a locking post 295, a moving groove 296 and a second locking block 297, the fixing post 27 is of a hollow structure, the fixing post 27 is provided with the symmetrical first locking groove 291 along an axial direction, the first locking block 292 is slidably disposed in the first locking groove 291, the annular spring 293 is fixedly clamped at one end of the first locking block 292 close to the center of the fixing post 27, both ends of the first locking block 292 are of inclined surface structures, the side end of the fixing post 27 is connected with the locking threaded rod 294 in a threaded fit manner, one end of the locking threaded rod 294 located at the fixing post 27 is rotatably connected with the locking post 295, the moving groove 296 is disposed inside the fixing post 27, the locking post 295 is slidably disposed in the moving groove 296, the second locking block 297 is fixedly disposed at an equal interval at a position of the locking post 295 located inside the fixing post 27, one end of the second locking block 297 close to the first locking block 292 is of an inclined surface structure; when the steel plate spring A needs to be elastically detected, firstly, the bent lugs at the front end and the rear end of the steel plate spring A to be detected are sleeved on the fixing column 27, when the steel plate spring A is firstly sleeved on the fixing column 27, the steel plate spring A contacts the first locking block 292, then the inclined surface structure on the surface of the first locking block 292 enables the first locking block 292 to be extruded to contract towards the inside of the fixing column 27 when the steel plate spring A is sleeved on the fixing column 27, then the steel plate spring A slides through the first locking block 292, the operations are sequentially repeated, when the first locking block 292 penetrates through three first locking blocks 292, the first locking block 292 stops being pushed, then the second locking block 292 is continuously taken up to be sleeved on the fixing column 27, when the second steel plate spring A penetrates through two first locking blocks 292, the steel plate spring A stops being pushed, the first locking block 292 is pushed in sequence until three steel plate springs A are sleeved on the fixing column 27, the fixing post 27 is placed on the clamping block 25, at which time the locking screw bar 294 is rotated, the locking post 295 and the second locking block 297 are driven by the locking threaded rod 294 to move to the right side until the second locking block 297 abuts against the first locking block 292, at the moment, the first locking block 292 cannot be continuously contracted towards the inside of the fixing column 27 after being extruded by the second locking block 297, at the moment, the first locking block 292 is limited, thereby ensuring that the steel plate spring A is fixed on the fixed column 27, the locking assembly 29 mainly has the function of ensuring that the steel plate spring A is fixed on the fixed column 27 through the mutual matching of the first locking block 292 and the second locking block 297, thereby ensuring that the first locking block 292 fixes the position of the steel plate spring A, avoiding the steel plate spring A from randomly displacing, and meanwhile, the position of the steel plate spring A is fixed, so that the position of the steel plate spring A can be found quickly when elastic detection is carried out subsequently.
Referring to fig. 3, 7 and 8, the adjusting assembly 28 includes an adjusting rack 281, an adjusting plate 282, an adjusting gear 283, an adjusting handle 284, a clamping plate 285, a clamping groove 286, a clamping block 287, a clamping spring 288 and a clamping groove 289, the side of the sliding block 23 opposite to the adjusting rack 281 is fixedly connected in a staggered manner, the adjusting rack 281 is engaged with the adjusting gear 283, the left side of the adjusting gear 283 is rotatably arranged on the adjusting plate 282, one side of the adjusting gear 283 close to the adjusting plate 282 is rotatably connected with the adjusting handle 284 through the adjusting plate 282 by a bearing, the adjusting handle 284 is rotatably arranged at one end of the adjusting plate 282 far away from the adjusting gear 283, one side of the upper end of the placing block 21 close to the adjusting gear 283 is fixedly provided with symmetrical clamping plates 285, the clamping groove 286 is arranged on the clamping plate 285, the clamping block 287 is slidably arranged in the clamping groove 286, and the clamping spring 288 is fixedly connected between the upper end of the clamping block 287 and the clamping plate 285, clamping grooves 289 are formed in the adjusting racks 281 close to the clamping plate 285 at equal intervals; in specific operation, after the steel plate spring a is fixed on the fixed column 27, the clamping block 287 is firstly shifted to make the clamping block 287 separate from the clamping groove 289, then the adjusting gear 283 is rotated clockwise by the adjusting handle 284, the adjusting gear 283 drives the front and rear adjusting racks 281 to rotate outwards simultaneously when rotating, then the adjusting rack 281 drives the sliding block 23 to move along with the sliding block, after the adjusting gear 283 rotates to a specified position, the adjusting gear 283 stops rotating, at this time, the clamping block 287 is released, the clamping block 287 is pushed into the clamping groove 289 by the elastic force of the clamping spring 288, so that the clamping block 287 fixes the adjusting rack 281 again, the adjusting component 28 mainly functions to adjust the position of the sliding block 23 by the mutual matching of the adjusting gear 283 and the adjusting rack 281, thereby ensuring that the steel plate spring a is always in a centered position, and then the clamping blocks 25 on the sliding blocks 23 can clamp and fix the steel plate springs A with different sizes.
Referring to fig. 2 and 3, the limiting assembly 20 includes an L-shaped plate 200, a limiting threaded rod 201, a limiting plate 202 and a square groove 203, the symmetrical L-shaped plate 200 is fixedly mounted at the upper end of the supporting operation frame 1, the limiting threaded rod 201 is connected to the L-shaped plate 200 in a thread fit manner, the limiting threaded rod 201 is rotatably provided with the limiting plate 202, the square groove 203 is formed in the limiting plate 202 at a position corresponding to the fixing column 27, and a rubber block is fixed on the inner side of the square groove 203; during specific work, place the grip block 25 on with the fixed column 27 that the cover was equipped with leaf spring A after adjusting sliding block 23's distance, because the arc wall of seting up on the grip block 25 is that the opening sets up, the condition of fixed column 27 skew can appear when detecting, rotate limit threaded rod 201 this moment, make limit threaded rod 201 drive limiting plate 202 downstream, guarantee the limiting plate 202 extrusion of symmetry in the both sides of fixed column 27, it is spacing to fixed column 27 through limiting plate 202, guarantee that fixed column 27 is located the bottommost of arc wall, the main effect of limit component 20 is spacing fixed column 27 through limiting plate 202, guarantee that fixed column 27 only can fix the bottommost of arc wall when equipment detects.
Referring to fig. 2 and 4, the detecting device 3 includes a vertical frame 31, a hydraulic cylinder 32, a squeezing plate 33, a guide post 34, a detecting spring 35, an actuating block 36 and a distance adjusting assembly 37, the vertical frame 31 is fixedly installed at the upper end of the supporting operation frame 1, the hydraulic cylinder 32 is fixedly installed at the upper end of the vertical frame 31, the output end of the hydraulic cylinder 32 is arranged downward, the output end of the hydraulic cylinder 32 is arranged to slide through the vertical frame 31, the guide posts 34 are symmetrically arranged at the upper end of the vertical frame 31 in a sliding and penetrating manner, the squeezing plate 33 is fixedly connected to the lower end of the guide post 34, the distance adjusting assembly 37 is arranged at the upper end of the squeezing plate 33, the actuating block 36 is fixedly installed at the upper end of the guide post 34, and the detecting spring 35 is sleeved at a position of the guide post 34 between the actuating block 36 and the vertical frame 31; the lower end of the extrusion plate 33 is provided with limit grooves 331 at equal intervals, symmetrical extrusion blocks 332 are arranged in the limit grooves 331 in a sliding mode, an extrusion spring 333 is fixedly connected between the extrusion blocks 332 and the extrusion plate 33, and one side, opposite to the extrusion blocks 332, is of an inclined plane structure; the center of the pressing plate 33 is aligned with the center of the adjusting gear 283, and the center of the pressing plate 33 is aligned with the center of the adjusting gear 283, so as to ensure that the pressing plate 33 can be pressed at the center of the leaf spring a accurately when being pressed, and during specific work, after the leaf spring A is fixed, the hydraulic cylinder 32 is started, the output end of the hydraulic cylinder 32 pushes the extrusion plate 33 to move downwards through the distance adjusting component 37, then the execution block 36 contacts the leaf spring A, at this time, the execution block 36 limits the left end and the right end of the leaf spring A through the inclined plane structure, meanwhile, the leaf spring a is pressed by the pressing plate 33, and then the pressed length is improved by the distance adjusting assembly 37, thereby the realization carries out the elasticity detection of different dynamics to leaf spring A, and the main effect of extrusion piece 332 is spacing to leaf spring A, and the skew can not appear when the stripper plate 33 of being convenient for extrudees and detects.
Referring to fig. 2 and 3, the distance adjustment assembly 37 includes a distance adjustment plate 371, a vertical plate 372 and a distance adjustment threaded rod 373, the vertical plate 372 is symmetrically fixed to the upper end of the extrusion plate 33, the distance adjustment threaded rod 373 is actively arranged at the upper end of the vertical plate 372, and the distance adjustment plate 371 is connected to the middle part of the distance adjustment threaded rod 373 in a threaded fit manner; during specific work, under the initial condition, roll adjustment board 371 supports and leans on stripper plate 33, extrudees leaf spring A through stripper plate 33 this moment, adjusts the distance of roll adjustment board 371 through rotating roll adjustment threaded rod 373 afterwards, extrudees leaf spring A through stripper plate 33 again afterwards to realize roll adjustment subassembly 37 and carry out the detection of different dynamics through the thickness that changes stripper plate 33 to leaf spring A's elasticity.
In addition, the invention also provides a method for detecting the elasticity of the steel plate spring of the lorry, which comprises the following steps:
s1, product placement: on establishing into fixed column 27 with the round hole cover at the front and back both ends of the leaf spring A who produces in advance, at the in-process of establishing of cover, leaf spring A at first extrudees latch 292 No. one, latch 292 is in indentation fixed column 27 through the wedge effect on inclined plane, leaf spring A overlaps from a left side to the right side in proper order and establishes into and rotate locking threaded rod 294 behind the fixed column 27 afterwards, it is close to latch 292 to promote latch 295 through locking threaded rod 294, latch 295 drives latch 297 and latch 292 and carries out spacingly after each other with latch 292 afterwards, latch 292 is fixed leaf spring A by spacing fixed back.
S2, fixing the product: after leaf spring A is fixed on fixed column 27, drive adjusting gear 283 through adjusting handle 284 and rotate, adjusting gear 283 rotates back and drives sliding block 23 through adjusting rack 281 and slide on placing piece 21, after sliding block 23 adjusts appointed position, the grip block 25 is also synchronous to appointed position, place the fixed column 27 that the cover was equipped with leaf spring A on the grip block 25 afterwards, rotate limit threaded rod 201 afterwards, drive limiting plate 202 downstream through limit threaded rod 201, until limiting plate 202 supports and leans on the upper end at fixed column 27, limiting plate 202 is spacing fixed column 27 simultaneously.
S3, product detection: after fixed column 27 is spacing, adjust roll adjustment threaded rod 373, change the distance between roll adjustment board 371 and the stripper plate 33 through roll adjustment threaded rod 373, later through mutual cooperation of roll adjustment board 371 and stripper plate 33, come the length of indirect change pneumatic cylinder 32 output to change the length of pneumatic cylinder 32 output, realize different extrusion power, start pneumatic cylinder 32 afterwards, extrude the detection through pneumatic cylinder 32 to leaf spring A's elasticity.
S4, product record: and recording the detection result generated after detection, and collecting the steel plate spring A meeting the requirements in the same way.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a lorry leaf spring elasticity detecting system, includes support operation frame (1), clamping device (2) and detection device (3), its characterized in that: the upper end of the supporting operation frame (1) is fixedly provided with a clamping device (2), and the clamping device (2) is provided with a detection device (3);
the detection device (3) comprises a vertical frame (31), a hydraulic cylinder (32), a squeezing plate (33), a guide post (34), a detection spring (35), an execution block (36) and a distance adjusting component (37), the upper end of the support operation frame (1) is fixedly provided with the vertical frame (31), the upper end of the vertical frame (31) is fixedly provided with the hydraulic cylinder (32), the output end of the hydraulic cylinder (32) is arranged downwards, the output end of the hydraulic cylinder (32) penetrates through the vertical frame (31) in a sliding mode, the upper end of the vertical frame (31) is symmetrically provided with guide columns (34) in a sliding mode, the lower ends of the guide columns (34) are fixedly connected with extrusion plates (33), the upper ends of the extrusion plates (33) are provided with distance adjusting assemblies (37), the upper ends of the guide columns (34) are fixedly provided with execution blocks (36), and detection springs (35) are sleeved at positions, located between the execution blocks (36) and the vertical frame (31), of the guide columns (34);
the clamping device (2) comprises a placing block (21), a strip-shaped groove (22), a sliding block (23), an adjusting groove (24), a clamping block (25), a telescopic spring (26), a fixing column (27), an adjusting component (28), a locking component (29) and a limiting component (20), the upper end of the supporting operation frame (1) is fixedly provided with the symmetrical placing block (21), the placing block (21) is provided with the strip-shaped groove (22), the strip-shaped groove (22) is internally provided with the symmetrical sliding block (23) in a sliding manner, the upper end of the sliding block (23) is provided with the adjusting groove (24), the adjusting groove (24) is internally provided with the clamping block (25) in a sliding manner, the side surface of the clamping block (25) is fixedly provided with the telescopic spring (26), one end of the telescopic spring (26) far away from the clamping block (25) is fixedly connected with the sliding block (23), the clamping block (25) is provided with an arc-shaped placing groove in a penetrating manner, fixed columns (27) are movably arranged in the arc-shaped placing grooves, adjusting components (28) are arranged on the side end faces of the sliding blocks (23), locking components (29) are arranged inside the fixed columns (27), and limiting components (20) are arranged on two sides, located on the placing blocks (21), of the supporting operation frame (1).
2. The system of claim 1, wherein the system comprises: limiting grooves (331) are formed in the lower end of the extrusion plate (33) at equal intervals, symmetrical extrusion blocks (332) are arranged in the limiting grooves (331) in a sliding mode, an extrusion spring (333) is fixedly connected between each extrusion block (332) and the extrusion plate (33), and one side, opposite to each extrusion block (332), of each extrusion block is of an inclined surface structure.
3. The system of claim 1, wherein the system comprises: the adjusting assembly (28) comprises an adjusting rack (281), an adjusting plate (282), an adjusting gear (283), an adjusting handle (284), a clamping plate (285), a clamping groove (286), a clamping block (287), a clamping spring (288) and a clamping groove (289), wherein the adjusting rack (281) is fixedly connected to one side, opposite to the sliding block (23), in a staggered manner, the adjusting gear (283) is arranged on the adjusting rack (281) in a meshed manner, the left side of the adjusting gear (283) is rotatably arranged on the adjusting plate (282), one side, close to the adjusting plate (282), of the adjusting gear (283) rotates through the adjusting plate (282) through a bearing to be connected with the adjusting handle (284), the adjusting handle (284) is rotatably arranged at one end, far away from the adjusting gear (283), of the adjusting plate (282), one side, close to the adjusting gear (283), of the upper end of the placing block (21) is fixedly provided with symmetrical clamping plates (285), the clamping plate (285) is provided with a clamping groove (286), a clamping block (287) is arranged in the clamping groove (286) in a sliding mode, a clamping spring (288) is fixedly connected between the upper end of the clamping block (287) and the clamping plate (285), and clamping grooves (289) are formed in the upper end, close to an adjusting rack (281) of the clamping plate (285), of the clamping plate (285) at equal intervals.
4. The system of claim 1, wherein the system comprises: the locking assembly (29) comprises a first locking groove (291), a first locking block (292), an annular spring (293), a locking threaded rod (294), a locking column (295), a moving groove (296) and a second locking block (297), the fixing column (27) is of a hollow structure, the first locking groove (291) is formed in the fixing column (27) in an equidistant penetrating mode along the axis direction, the first locking block (292) is arranged in the first locking groove (291) in a sliding mode, the annular spring (293) is fixedly clamped at one end, close to the center of the fixing column (27), of the first locking block (292), two ends of the first locking block (292) are of an inclined surface structure, the side end of the fixing column (27) is connected with the locking threaded rod (294) in a threaded matching mode, one end, located at the fixing column (27), of the locking threaded rod (294) is rotatably connected with the locking column (295), the moving groove (296) is formed in the fixing column (27), the locking column (295) is arranged in the moving groove (296) in a sliding mode, a second locking block (297) is fixedly installed at the position, located inside the fixing column (27), of the locking column (295) at equal intervals, and one end, close to the first locking block (292), of the second locking block (297) is of an inclined surface structure.
5. The system of claim 1, wherein the system comprises: spacing subassembly (20) include L shaped plate (200), limit threaded rod (201), limiting plate (202) and square groove (203), the upper end fixed mounting that supports operation frame (1) has L shaped plate (200) of symmetry, be connected with limit threaded rod (201) through screw-thread fit's mode on L shaped plate (200), it is provided with limiting plate (202) to rotate on limit threaded rod (201), square groove (203) have been seted up with the position that fixed column (27) correspond on limiting plate (202), the inboard of square groove (203) is fixed with the rubber block.
6. The system of claim 1, wherein the system comprises: the roll adjustment subassembly (37) is including roll adjustment board (371), vertical plate (372) and roll adjustment threaded rod (373), and the upper end symmetry of stripper plate (33) is fixed with vertical plate (372), and the upper end of vertical plate (372) is rotated and is provided with roll adjustment threaded rod (373), and the middle part of roll adjustment threaded rod (373) is connected with roll adjustment board (371) through screw-thread fit's mode.
7. The system of claim 3, wherein the system comprises: the center of the pressing plate (33) is aligned with the center of the adjusting gear (283).
8. The system of claim 1, wherein the system comprises: the steel plate spring elasticity detection method of the heavy truck steel plate spring elasticity detection system specifically comprises the following steps:
s1, product placement: the pre-produced steel plate springs sequentially penetrate through fixing columns (27), and the products are adjusted and fixed at equal intervals;
s2, fixing the product: fixing a fixing column (27) for placing a steel plate spring through a clamping device (2);
s3, product detection: the elasticity of the fixed steel plate spring is detected through a detection device (3):
s4, product record: and recording the detection result generated after detection, and uniformly collecting the steel plate springs meeting the requirements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110800959.3A CN113465847A (en) | 2021-07-15 | 2021-07-15 | Elastic detection system and detection method for steel plate spring of heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110800959.3A CN113465847A (en) | 2021-07-15 | 2021-07-15 | Elastic detection system and detection method for steel plate spring of heavy truck |
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| Publication Number | Publication Date |
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| CN113465847A true CN113465847A (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110800959.3A Withdrawn CN113465847A (en) | 2021-07-15 | 2021-07-15 | Elastic detection system and detection method for steel plate spring of heavy truck |
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| CN (1) | CN113465847A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113945346A (en) * | 2021-10-15 | 2022-01-18 | 江西弘力汽车零部件有限公司 | Leaf spring fatigue test device |
| CN115901205A (en) * | 2022-11-06 | 2023-04-04 | 钟祥东弹汽车零部件有限公司 | Steel plate spring fatigue testing device and using method thereof |
| CN116678574A (en) * | 2023-05-08 | 2023-09-01 | 山东双力板簧有限公司 | Elastic performance detection equipment for leaf spring processing |
-
2021
- 2021-07-15 CN CN202110800959.3A patent/CN113465847A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113945346A (en) * | 2021-10-15 | 2022-01-18 | 江西弘力汽车零部件有限公司 | Leaf spring fatigue test device |
| CN113945346B (en) * | 2021-10-15 | 2023-10-03 | 江西弘力汽车零部件有限公司 | Leaf spring fatigue testing device |
| CN115901205A (en) * | 2022-11-06 | 2023-04-04 | 钟祥东弹汽车零部件有限公司 | Steel plate spring fatigue testing device and using method thereof |
| CN115901205B (en) * | 2022-11-06 | 2023-08-25 | 钟祥东弹汽车零部件有限公司 | Leaf spring fatigue test device and use method thereof |
| CN116678574A (en) * | 2023-05-08 | 2023-09-01 | 山东双力板簧有限公司 | Elastic performance detection equipment for leaf spring processing |
| CN116678574B (en) * | 2023-05-08 | 2024-03-19 | 山东双力板簧有限公司 | Elastic performance detection equipment for leaf spring processing |
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