CN112139297B - A multifunctional correction device for frame workpieces - Google Patents
A multifunctional correction device for frame workpieces Download PDFInfo
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- CN112139297B CN112139297B CN202011079960.3A CN202011079960A CN112139297B CN 112139297 B CN112139297 B CN 112139297B CN 202011079960 A CN202011079960 A CN 202011079960A CN 112139297 B CN112139297 B CN 112139297B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/16—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts of specific articles made from metal rods, tubes, or profiles, e.g. crankshafts, by specially adapted methods or means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
本发明涉及一种框架工件用多功能矫正装置，包括矫正平台、龙门架机构、尾部矫正机构和斜拉矫正机构，矫正平台上设置有若干定位孔；龙门架机构包括龙门架，以及能够横向移动的下压矫正组件，下压矫正组件包括活塞杆向下设置的下压油缸，以及安装在下压油缸的活塞杆端部的矫正压板；尾部矫正机构包括外框架，以及能够上下移动的滑架组件，滑架组件上安装有活塞杆朝向底座方向且能够在滑架组件上横向移动的推拉油缸，推拉油缸的活塞杆的端部安装有推拉座；斜拉矫正机构包括活塞杆朝向矫正平台方向设置的斜拉油缸，以及安装在斜拉油缸的活塞杆端部的斜拉座。本发明可以在同一设备上完成框架工件的全方位矫正操作，提高了矫正效率，保证了矫正质量。
The present invention relates to a multifunctional correction device for frame workpieces, comprising a correction platform, a gantry mechanism, a tail correction mechanism and an oblique pull correction mechanism, wherein the correction platform is provided with a plurality of positioning holes; the gantry mechanism comprises a gantry, and a downward pressure correction assembly capable of moving laterally, the downward pressure correction assembly comprises a downward pressure oil cylinder with a piston rod arranged downward, and a correction pressure plate installed at the end of the piston rod of the downward pressure oil cylinder; the tail correction mechanism comprises an outer frame, and a slide assembly capable of moving up and down, a push-pull oil cylinder with a piston rod facing the base direction and capable of moving laterally on the slide assembly is installed on the slide assembly, and a push-pull seat is installed at the end of the piston rod of the push-pull oil cylinder; the oblique pull correction mechanism comprises an oblique pull oil cylinder with a piston rod arranged toward the correction platform direction, and an oblique pull seat installed at the end of the piston rod of the oblique pull oil cylinder. The present invention can complete all-round correction operations of frame workpieces on the same equipment, improve correction efficiency, and ensure correction quality.
Description
Technical Field
The invention belongs to the technical field of correction machinery, and particularly relates to a multifunctional correction device for a frame workpiece.
Background
The frame work piece is like outer frame of power control box, and its main frame is formed through a plurality of square pipe welding, and the problem that square pipe warp can not appear in welded in-process, like the frame girder bending deformation of frame to and the condition that the diagonal direction warp is to the arbitrary square frame of frame, in the current mechanical correction field, can't adopt same equipment to carry out the omnidirectional to the deformation of frame work piece each direction and correct, if adopt artifical correction, not only the correction degree of difficulty is big, wastes time and energy, and correction effect is poor moreover, directly influences the quality of product.
Disclosure of Invention
The invention aims to provide a multifunctional correcting device for a frame workpiece, which aims to solve the problem of high correcting difficulty of the frame workpiece.
The multifunctional correcting device for the frame workpiece is realized by the following steps:
A multifunctional correcting device for a frame workpiece comprises
The correcting platform is provided with a plurality of positioning holes;
The portal frame mechanism is arranged above the correction platform and can move forwards and backwards, the portal frame mechanism comprises a portal frame and a downward-pressing correction assembly which is arranged on the portal frame and can move transversely, and the downward-pressing correction assembly comprises a downward-pressing oil cylinder with a piston rod arranged downwards and a correction pressing plate arranged at the end part of the piston rod of the downward-pressing oil cylinder;
the tail correction mechanism is arranged at the rear side of the correction platform and comprises an outer frame and a sliding frame assembly which is arranged in the outer frame and can move up and down, a push-pull oil cylinder of which the piston rod faces the direction of the correction platform and can move transversely on the sliding frame assembly is arranged on the sliding frame assembly, and a push-pull seat is arranged at the end part of the piston rod of the push-pull oil cylinder;
the oblique pulling correcting mechanism is arranged on the front side of the correcting platform and comprises an oblique pulling oil cylinder with a piston rod arranged towards the direction of the correcting platform and an oblique pulling seat arranged at the end part of the piston rod of the oblique pulling oil cylinder.
Further, the portal frame is provided with a sliding groove with front and back opposite directions, the pressing correction assembly further comprises a seat plate transversely and slidably arranged in the sliding groove, and the pressing oil cylinder is arranged on the seat plate through a fixing frame.
Further, a guide rod is arranged on one side of the fixing frame, and the lower end of the guide rod penetrates through the seat plate to be connected with the correction pressing plate;
and a pair of travel switches I which are arranged up and down are arranged on the fixing frame, and a limit stop sleeve matched with the travel switches I is arranged on the guide rod.
Further, the carriage assembly comprises two carriages which are arranged up and down oppositely, and a supporting frame which is arranged at the rear side of the carriages, and the supporting frame is slidably arranged on a vertical column which is arranged vertically.
Further, the push-pull oil cylinder is slidably arranged between the two sliding frames through an oil cylinder seat;
A sliding seat is slidably arranged between the two sliding frames, and a positioning seat is arranged at the front end of the sliding seat.
Furthermore, lifting oil cylinders are arranged on the side walls of the two sides of the outer frame, and the two ends of the sliding frame component are respectively connected with piston rods of the lifting oil cylinders;
a pair of travel switches II which are arranged up and down are arranged at the rear end part of the sliding frame, and limit stops corresponding to the travel switches II are arranged on the inner wall of the outer frame.
Further, a sliding sleeve is arranged at the front side of the oil cylinder seat, and a sliding rod which can stretch and retract in the sliding sleeve and is connected with the push-pull seat at the front end is arranged at the front side of the sliding sleeve;
the sliding sleeve is provided with a strip-shaped hole, one side of the strip-shaped hole is provided with a pair of proximity switches which are arranged front and back, and a feeler lever which is matched with the proximity switches and is connected with the sliding rod is arranged in the strip-shaped hole.
Further, the oblique pulling correcting mechanism further comprises an oblique pulling base, two travel switches III which are located in the oblique pulling base and distributed front and back are arranged below the oblique pulling oil cylinder, and a limit baffle matched with the travel switches III is installed at the bottom of the oblique pulling base.
Further, upper notches with upward openings are respectively arranged on the upper surfaces of the positioning seat and the push-pull seat;
the inclined pulling seat is provided with a transverse slot opening facing the direction of the correction platform, and a vertical inclined pulling pin is arranged on the transverse slot opening.
Further, guide rails are respectively arranged on two sides of the correction platform, and moving wheels matched with the guide rails are arranged at the bottom of the portal frame;
The outside of at least one of the moving wheels on the same side of each portal frame is connected with a motor.
After the technical scheme is adopted, the invention has the following beneficial effects:
the invention can realize the omnibearing correction of the deformation of the frame workpiece in all directions through the portal frame mechanism, the tail correction mechanism and the inclined-pulling correction mechanism, can ensure that all correction operations are completed on the same equipment, saves the complexity of midway equipment replacement, improves the correction efficiency and ensures the correction quality.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a block diagram of a multi-function orthotic device for a frame work piece according to the present invention;
FIG. 2 is a block diagram of a gantry mechanism of the multi-function orthotic device for a frame work piece of the present invention;
FIG. 3 is a block diagram of a gantry mechanism of the multi-function orthotic device for a frame work piece of the present invention;
FIG. 4 is a block diagram of a hold-down orthotic device of the multi-function orthotic device for a frame work piece of the present invention;
FIG. 5 is a block diagram of the tail orthotic mechanism of the multi-function orthotic device for a frame work piece of the present invention;
FIG. 6 is a block diagram of a carriage assembly of the multi-function orthotic device for a frame work piece of the present invention;
FIG. 7 is a block diagram of a push-pull seat portion of the multi-function orthotic device for a frame work piece according to the present invention;
FIG. 8 is a block diagram of a positioning seat portion of the multi-function orthotic device for a frame work piece according to the present invention;
FIG. 9 is a block diagram of an outer frame of the multi-function orthotic device for a frame work piece according to the present invention;
FIG. 10 is a block diagram of a diagonal correction mechanism of the multi-function correction device for frame work according to the present invention;
In the drawing, a correction platform 1, a positioning hole 11, a guide rail 12, a positioning pin 13, a drag chain groove II14, a portal frame mechanism 2, a portal frame 21, a lower pressure cylinder 22, a correction pressing plate 23, a sliding groove 24, a seat plate 25, a fixing frame 26, a sliding cavity 27, a roller I28, a side plate 29, a crash wheel 210, a guide rod 211, a travel switch I212, a limit stop 213, a moving wheel 214, a motor 215, a drag chain groove III216, a tail correction mechanism 3, an outer frame 31, a push-pull cylinder 32, a push-pull seat 33, a carriage 34, a support frame 35, a column 36, a drag chain groove I37, a cylinder seat 38, a sliding seat 39, a positioning seat 310, a roller II311, a lifting cylinder 312, a mounting cavity 313, a lifting frame 314, a travel switch II315, a limit stop 316, a sliding sleeve 317, a sliding rod 318, a bar hole 319, a proximity switch 320, a trolley 321, an upper notch 322, a diagonal tension mechanism 4, a cylinder 41, a diagonal tension seat 42, a diagonal tension seat 43, a travel switch III44, a limit stop 45, a transverse slot 46, a diagonal pin 47, and a hydraulic system 5 are shown.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
As shown in fig. 1-10, the multifunctional correcting device for the frame workpiece comprises a correcting platform 1, a portal frame mechanism 2, a tail correcting mechanism 3 and a diagonal correcting mechanism 4, wherein a plurality of positioning holes 11 are formed in the correcting platform 1, the portal frame mechanism 2 is arranged above the correcting platform 1 and can move back and forth, the portal frame mechanism 2 comprises a portal frame 21 and a downward pressing correcting component which is arranged on the portal frame 21 and can move transversely, the downward pressing correcting component comprises a downward pressing oil cylinder 22 with a piston rod arranged downwards and a correcting pressing plate 23 which is arranged at the end part of the piston rod of the downward pressing oil cylinder 22, the tail correcting mechanism 3 is arranged at the rear side of the correcting platform 1, the tail correcting mechanism 3 comprises an outer frame 31 and a carriage 34 component which is arranged in the outer frame 31 and can move up and down, a push-pull oil cylinder 32 with a piston rod arranged in the direction of the correcting platform 1 and can move transversely on the carriage 34 component, the end part of the piston rod of the push-pull oil cylinder 32 is provided with a push-pull seat 33, the diagonal correcting mechanism 4 is arranged at the front side of the correcting platform 1, and the correcting mechanism 4 comprises a piston rod 41 arranged in the direction of the correcting platform 1 and a piston rod 41 arranged at the end part of the piston rod 41 is arranged at the end part of the piston rod 41.
Specifically, the deformation of the frame workpiece protruding outwards can be corrected by adopting the pressing correction component of the portal frame mechanism 2, but the deformation of the frame workpiece protruding inwards can be corrected by adopting the tail correction mechanism 3 due to the limited height of the pressing cylinder 22, and the deformation of any square frame diagonal direction on the frame workpiece can be corrected by adopting the tail correction mechanism 3 and can be corrected by adopting the diagonal correction mechanism 4.
Because of the uncertainty of the position to be corrected on the frame workpiece, the correction pressing plate 23 needs to be moved left and right according to the specific correction position, and in order to realize the adjustment of the transverse position of the correction pressing plate 23, the portal frame 21 is provided with a sliding groove 24 which is opposite front and back, the pressing correction assembly further comprises a seat plate 25 which is transversely and slidably arranged in the sliding groove 24, and the pressing oil cylinder 22 is arranged on the seat plate 25 through a fixing frame 26.
Specifically, the gantry 21 includes a cross beam and vertical beams installed below two ends of the cross beam, and in order to facilitate installation of the pressing correction assemblies, at least two sliding cavities 27 penetrating up and down are provided in each cross beam, in this embodiment, two gantry 21 are provided above the correction platform 1 in total, and two sliding cavities 27 are provided in the cross beam of each gantry 21, that is, two sets of pressing correction assemblies are installed on each gantry 21.
The sliding groove 24 is arranged at the bottom of the cross beam and below the sliding cavity 27, and is arranged in a front-back opposite mode, the front side edge and the rear side edge of the seat plate 25 are respectively and slidably arranged in the corresponding sliding groove 24, and the piston rod of the pressing-down oil cylinder 22 passes through the seat plate 25 downwards to be connected with the correction pressing plate 23.
In order to increase the smoothness of the movement of the seat plate 25 with the pressing oil cylinder 22, the rollers I28 are respectively arranged at four corners above the seat plate 25, and the rollers I28 can transversely roll in the sliding cavity 27 of the portal frame 21.
Preferably, the rollers I28 are mounted at four corners of the seat plate 25 through wheel frames.
Specifically, the side plates 29 are provided on the front and rear sides of the bottom of the slide chamber 27, and the roller I28 rolls on the side plates 29 when the seat plate 25 is moved. The roller not only can increase the smoothness of the movement of the seat plate 25, but also can play a supporting role on the seat plate 25 during the movement, and prevent the seat plate 25 from falling off from the sliding cavity 27.
Preferably, in order to prevent collision of the seat plate 25 with the left and right sides of the sliding chamber 27 during the left and right movement of the seat plate 25, crash wheels 210 are respectively mounted on the left and right sides above the seat plate 25.
Specifically, the crash wheel 210 includes four wheels, which are respectively installed at the side surfaces of each wheel frame, and when the seat plate 25 is moved left and right, if the seat plate 25 is moved to the edge position, the crash wheel 210 can play a certain role of buffering.
The fixing frame 26 is provided to ensure the stability of the installation of the lower cylinder 22.
Specifically, mount 26 includes two cardboard and the screw rod that is used for connecting two cardboard of installing in the oil cylinder 22 outside relatively to and set up in one of them cardboard outside and the pole setting that links to each other with bedplate 25, the medial surface of cardboard is the arc structure, the convenience cooperates with the surface of oil cylinder 22 down, guarantees the stability of oil cylinder 22 installation down.
In order to play a certain guiding role in the downward pressing or upward moving process of the correcting pressing plate 23, one side of the fixing frame 26 is provided with a guiding rod 211, and the lower end of the guiding rod 211 passes through the seat plate 25 to be connected with the correcting pressing plate 23.
Specifically, the lower end of the guide bar 211 is connected to the upper side of the correction pressing plate 23 through a connecting plate.
In order to limit the stroke of the lower pressure cylinder 22, a pair of vertically arranged stroke switches I212 are mounted on the fixing frame 26, and a limit stop 213 matched with the stroke switches I212 is mounted on the guide rod 211.
Specifically, the two travel switches I212 are mounted on the outer side of the upright rod of the fixing frame 26 in a top-to-bottom manner, the guide rod 211 is arranged in parallel with the upright rod, and the limit stop sleeve 213 comprises two limit stop sleeves, which are both mounted on the guide rod 211.
When the correction pressing plate 23 moves upwards, the piston rod of the lower pressing oil cylinder 22 retracts, the guide rod 211 is synchronously driven to move upwards, and when the limit stop sleeve 213 positioned above touches the travel switch I212 positioned above, the lower pressing oil cylinder 22 stops working, and the correction pressing plate 23 stops moving upwards. Similarly, when the correction pressing plate 23 is moved down, the piston rod of the lower pressing cylinder 22 extends out to synchronously drive the guide rod 211 to move down, and when the lower limit stop 213 touches the lower travel switch I212, the lower pressing cylinder 22 stops working, and the correction pressing plate 23 stops moving down.
In the correcting process, the lifting degree of the correcting pressing plate 23 can be randomly adjusted in the stroke range of the two stroke switches I212 according to the height of the position to be corrected of the product.
Because the heights of the to-be-corrected positions of the frame workpieces of different specifications are different, the height of the push-pull seat 33 needs to be adjusted according to the specifications of the frame workpieces, and in order to achieve the adjustment of the height of the push-pull seat 33, the carriage 34 assembly comprises two carriages 34 which are arranged up and down oppositely, and a supporting frame 35 which is arranged at the rear side of the carriage 34, and the supporting frame 35 is slidably arranged on a vertical column 36 which is arranged vertically.
Preferably, to facilitate the installation of the carriage 34 assembly, the outer frame 31 includes a base and side walls mounted on both sides of the base, and a top frame mounted on top of the side walls.
In order to ensure the stability of the carriage 34 when it moves up and down, the supporting frame 35 comprises a slider slidingly fitted on the upright 36 and three links mounted between the slider and the carriage 34, and the three links of the same supporting frame 35 are arranged in a triangle.
Specifically, the top of the upright column 36 is connected with the top frame, the bottom of the upright column 36 is fixed on the base, the sliding blocks are of a split structure and are sleeved on the upright column 36 after being connected through bolts, the front ends of the connecting rods positioned at two sides are connected with two ends of the rear side face of the sliding frame 34, the front ends of the connecting rods positioned in the middle are connected with the middle position of the rear side face of the sliding frame 34, triangular distribution is formed, and the stability of the sliding frame 34 is guaranteed.
The push-pull oil cylinder 32 is connected with the hydraulic system 5 through an oil pipe, and in order to conveniently arrange the oil pipe, a drag chain groove I37 is arranged on a support frame 35 positioned at the lower side, so that a drag chain for protecting the oil pipe can be placed in the drag chain groove I37 and can move transversely and lift up and down along with the push-pull oil cylinder 32.
In order to achieve adjustment of the lateral position of the push-pull carriage 33 according to the desired correction position of the frame work piece, the push-pull cylinder 32 is slidably mounted between the two carriages 34 via a cylinder carriage 38.
In order to fix the beam of the frame work piece to be corrected by the push-pull base 33, a slide 39 is slidably mounted between the two carriages 34, and a positioning base 310 is provided at the tip of the slide 39.
Specifically, two transverse sliding grooves are arranged in parallel in the front and back of the carriage 34, and the sliding grooves of the upper and lower carriages 34 are arranged in opposite directions.
In the correcting process, in order to fix the two sides of the correcting position, the positioning seats 310 are generally disposed on two sides of the push-pull seat 33, and in order to realize that the push-pull seat 33 and the positioning seat 310 do not affect each other in the moving process, the push-pull cylinder 32 is laterally slidably disposed in the sliding groove on the rear side, and the sliding seat 39 is laterally slidably disposed in the sliding groove on the front side.
Preferably, in order to reduce friction generated by lateral movement of the cylinder block 38 and the slide 39 within the carriage 34 and increase convenience of movement, the top and bottom of the cylinder block 38 and the slide 39 are provided with rollers II311, respectively.
The push-pull oil cylinder 32 is installed in the oil cylinder seat 38, and the piston rod thereof is arranged in advance and connected with the push-pull seat 33, when in correction, the position to be corrected is determined, the positioning seat 310 and the push-pull seat 33 are moved, so that the push-pull seat 33 corresponds to the position to be corrected, and the positioning seats 310 are respectively positioned at two sides of the position to be corrected, thereby fixing the frame workpiece, and the push-pull oil cylinder 32 can be utilized to drive the push-pull seat 33 to realize the correction of the frame workpiece.
Preferably, the front side of the sliding seat 39 is connected with the positioning seat 310 through a connecting arm, and the sliding seat 39 has a C-shaped structure with a backward opening.
In order to power the lifting of the carriage 34 assembly, lifting cylinders 312 are mounted on the side walls of the two sides of the outer frame 31, and two ends of the carriage 34 assembly are respectively connected with piston rods of the lifting cylinders 312.
Specifically, the side wall of the outer frame 31 is provided with a mounting cavity 313, and the lifting cylinder 312 is mounted in the mounting cavity 313 in a manner that a piston rod faces upwards.
In order to drive the two carriages 34 to synchronously lift through the two lifting cylinders 312, lifting frames 314 are installed at the same side ends of the two carriages 34, and the lifting frames 314 are connected with piston rods of the lifting cylinders 312 at the side where the lifting frames 314 are located.
Specifically, the lifting frame 314 includes a lifting frame body with a frame-shaped structure having a bottom and an outer opening, and an inner side plate having a width larger than that of the lifting frame body is disposed on an inner wall of the lifting frame body.
The upper end of the piston rod of the lifting oil cylinder 312 is fixed on the top wall of the lifting frame body, the lower opening of the lifting frame body is provided with a stroke range capable of increasing the lifting oil cylinder 312, the lifting frame 314 can be lowered until the lifting oil cylinder 312 is positioned in the lifting frame body when the piston rod is retracted, and the lifting frame body is provided with an outer opening capable of facilitating the matching installation of the lifting oil cylinder 312 and the lifting frame 314.
And the width of the inner side plate is matched with the width of the sliding frame 34, so that the lifting frame 314 can be conveniently connected with the sliding frame 34.
In addition, the side wall of the installation cavity 313 and the inner side surface of the side wall are both provided with guide sliding plates, the two sides of the lifting frame body are attached to the guide sliding plates on the side wall of the installation cavity 313 to move up and down, and the inner side plate is attached to the guide sliding plates on the inner side surface of the side wall to move up and down, so that the smoothness and stability of the up and down movement of the lifting frame 314 are ensured.
And the inner side plate can be attached to the inner side surface of the side wall, so that a certain guiding effect is achieved in the up-and-down movement process, and the lifting frame 314 is prevented from moving out of the mounting cavity 313.
Two carriages 34 are connected to the upper and lower ends of the inner side plates, respectively.
In order to limit the up-and-down movement positions of the push-pull seat 33 and the positioning seat 310, a pair of travel switches II315 arranged up and down are mounted on the rear side end portion of the carriage 34, and limit stops 316 corresponding to the travel switches II315 are provided on the inner wall of the outer frame 31.
Specifically, the limit stop 316 is mounted on the inner wall of the side wall of the outer frame 31, when the upper travel switch II315 touches the upper limit stop 316 during the upward movement of the carriage 34, the piston rod of the lift cylinder 312 stops extending, and the carriage 34 stops ascending, and when the lower travel switch II315 touches the lower limit stop 316 during the downward movement of the carriage 34, the piston rod of the lift cylinder 312 stops retracting, and the carriage 34 stops descending.
In order to perform a certain guiding function on the forward and backward movement of the push-pull seat 33, a sliding sleeve 317 is provided on the front side of the cylinder seat 38, and a sliding rod 318 which can extend and retract in the sliding sleeve 317 and whose front end is connected to the push-pull seat 33 is provided on the front side of the sliding sleeve 317.
Specifically, the sliding sleeve 317 is mounted on the front side of the cylinder base 38 and is located above the piston rod of the push-pull cylinder 32, the sliding rod 318 is parallel to the piston rod of the push-pull cylinder 32, the piston rod is retracted, the sliding rod 318 is retracted into the sliding sleeve 317 when the push-pull base 33 is moved backward, the piston rod is extended, and the sliding rod 318 is extended from the sliding sleeve 317 when the push-pull base 33 is moved forward.
In order to limit the telescopic travel of the push-pull oil cylinder 32, a bar-shaped hole 319 is arranged on the sliding sleeve 317, a pair of proximity switches 320 arranged front and back are arranged on one side of the bar-shaped hole 319, and a feeler lever 321 which is matched with the proximity switches 320 and is connected with the sliding rod 318 is arranged in the bar-shaped hole 319.
The length direction of the bar hole 319 is the same as the length direction of the slide bar 318, two proximity switches 320 are respectively located at the front end and the rear end of the same side of the bar hole 319, the piston rod of the push-pull oil cylinder 32 extends out, meanwhile, the slide bar 318 extends out of the slide sleeve 317, when moving to the front end of the bar hole 319, the proximity switch 320 located at the front end is triggered, the push-pull oil cylinder 32 stops acting, which indicates that the push-pull seat 33 is located at the forefront position of the travel range, the piston rod of the push-pull oil cylinder 32 is retracted, the slide bar 318 retracts into the slide sleeve 317, when the trolley 321 moves to the rear end of the bar hole 319, the proximity switch 320 located at the rear end is triggered, and the push-pull oil cylinder 32 stops acting, which indicates that the push-pull seat 33 is located at the rearmost position of the travel range.
The push-pull seat 33 can be optionally adjusted in the stroke range according to the degree of workpiece correction.
Proximity switch 320 is a conventional inductive proximity switch, such as the type NBN10-F10-E2-V1 of the Dutch brand.
In order to facilitate the fixed installation of the cable-stayed cylinder 41, the cable-stayed correcting mechanism 4 further comprises a cable-stayed base 43.
Specifically, the inclined-pulling base 43 is connected to the correction platform 1 at one end facing the base.
In order to limit the travel of the cable-stayed oil cylinder 41, two travel switches III44 which are positioned in the cable-stayed base 43 and are distributed front and back are arranged below the cable-stayed oil cylinder 41, and a limit baffle 45 matched with the travel switches III44 is arranged at the bottom of the cable-stayed base 42.
Specifically, the travel switch III44 is installed in the diagonal base 43 below the diagonal cylinder 41, and the limit baffle 45 is installed at the bottom of the diagonal base 42.
When the cable-stayed seat 42 moves towards the direction of the correction platform 1, the piston rod of the cable-stayed cylinder 41 stretches out to synchronously drive the limit baffle 45 to move, and when the limit baffle 45 touches the travel switch III44 close to the correction platform 1, the cable-stayed cylinder 41 stops working, and the cable-stayed seat 42 stops moving. Similarly, when the cable-stayed seat 42 moves towards the direction away from the correction platform 1, the piston rod of the cable-stayed cylinder 41 retracts to synchronously drive the limit baffle 45 to move, and when the limit baffle 45 touches the travel switch III44 away from the correction platform 1, the cable-stayed cylinder 41 stops working, and the cable-stayed seat 42 notifies the movement.
In the correcting process, the moving distance of the inclined pulling seat 42 can be randomly adjusted in the stroke range of the two stroke switches III44 according to the to-be-corrected degree of the product.
Travel switch I212, travel switch II315, and travel switch III44 are all conventional roller travel switches, such as the ohm brand type D4V-8108SZ-N travel switch.
To facilitate the alignment of the frame work piece, the upper surfaces of the positioning block 310 and the push-pull block 33 are provided with upwardly opening upper notches 322, respectively.
When the push-pull seat 33 is used for correcting the frame workpiece, the beam to be corrected is transversely placed in the upper notch 322 of the positioning seat 310 and the upper notch 322 of the push-pull seat 33, the position to be corrected is positioned in the push-pull seat 33, the front and rear positions of the positioning seat 310 are fixed, and the push-pull cylinder 32 is used for driving the push-pull seat 33 to push forwards or pull backwards, so that the frame workpiece is corrected.
Preferably, an anti-wear pad is disposed within the upper notch 322 to prevent wear of the frame work piece during the corrective procedure.
Similarly, in order to realize the matching of the diagonal-pulling seat 42 and the frame workpiece when the square frame of the frame workpiece is corrected in the diagonal direction, a transverse slot 46 with an opening facing the direction of the correction platform 1 is arranged on the diagonal-pulling seat 42, and a vertical diagonal-pulling pin 47 is arranged on the transverse slot 46.
Specifically, corresponding through holes are formed in the upper wall and the lower wall of the transverse notch 46, after the frame workpiece is placed in the transverse notch 46, the frame workpiece is fixed in the transverse notch 46 by using the inclined pull pin 47, and then the inclined pull seat 42 is driven to push backwards or pull forwards by using the expansion and contraction of the inclined pull oil cylinder 41, so that the correction of the inclined diagonal direction of the square frame is realized.
In order to realize the forward and backward movement of the gantry 21, guide rails 12 are respectively arranged at two sides of the correction platform 1, and a moving wheel 214 matched with the guide rails 12 is arranged at the bottom of the gantry 21.
The movable wheels 214 are mounted at the bottoms of the vertical beams, two movable wheels 214 are mounted at the bottom of each vertical beam in the embodiment, and a protective cover covers the movable wheels 214, so that the movable wheels 214 are protected.
In order to drive the automatic movement of the gantry 21, a motor 215 is connected to the outside of at least one of the moving wheels 214 on the same side of each gantry 21.
In this embodiment, a motor 215 is mounted on the outer side of one of the moving wheels 214 at the bottom of each vertical beam, and is in driving connection with the motor, so that the motor is used as a driving wheel, and the other moving wheel 214 is used as a driven wheel, so that the gantry 21 is driven to move on the guide rail 12.
The motors 215 on both sides of the same gantry 21 rotate synchronously at the same speed, so that synchronous movement of both ends of the gantry 21 can be ensured.
The motor 215 may be a conventional gear motor.
Preferably, in order to ensure the stability of the guide rail 12, both sides of the guide rail 12 are respectively fixed on the correction platform 1 through pressing blocks.
The correcting platform 1 is used for placing products to be corrected, and the locating holes 11 are movably provided with locating pins 13 for fixing the products.
After the product is placed on the correction platform 1, the product can be inserted into the corresponding positioning hole 11 by utilizing the positioning pin 13, so that the position of the product is fixed, and the correction work is convenient to carry out.
Preferably, the positioning holes 11 are uniformly arranged, so that products with various specifications can be positioned conveniently.
The lower pressure cylinder 22 also requires an oil pipe connected to the hydraulic system 5, and in order to facilitate the arrangement of the oil pipe, a drag chain groove II14 is provided on one side of the correcting platform 1, and a drag chain groove III216 is provided on a side of the beam of the gantry 21.
Preferably, in order to realize the oil supply of each oil cylinder, one side of the correction platform 1 is further provided with a hydraulic system 5, and the hydraulic system 5 is connected with each oil cylinder through an oil pipe.
The portal frame mechanism 2 is suitable for the correction of the outwards convex deformation structure on the frame work piece, specifically, when correcting, the frame work piece is fixed on the correction platform 1 by utilizing the locating pin 13, and the position to be corrected is placed upwards, and the front and back and the transverse position of the correction pressing plate 23 are adjusted according to the position to be corrected, and the lifting height of the correction pressing plate 23 is adjusted according to the deformation height of the position to be corrected, when the correction pressing plate 23 is positioned right above the position to be corrected, the piston rod of the lower pressure oil cylinder 22 stretches out to drive the correction pressing plate 23 to move downwards, so that the position to be corrected is pressed downwards, and the accurate correction of the deformation position is realized.
The tail correction mechanism 3 is suitable for correcting deformation structures which are outwards protruded or inwards recessed on the frame workpiece. The tail straightening mechanism 3 can be selected for straightening for some frame work pieces with higher heights due to the limited range of travel of the straightening press plate 23 up and down. When correction is carried out, a frame workpiece is placed on the correction platform 1, a beam to be corrected is transversely placed, the heights and the transverse positions of the push-pull seat 33 and the positioning seat 310 are adjusted, the beam to be corrected is placed in the positioning seat 310 and the push-pull seat 33, the position to be corrected is positioned in the push-pull seat 33, at the moment, the whole frame workpiece is fixed on the correction platform 1 by utilizing the positioning pin 13, if the part to be corrected is deformed outwards protruding, a piston rod of the push-pull oil cylinder 32 stretches out, the push-pull seat 33 is pushed to move forwards to correct the deformed part, and if the part to be corrected is deformed inwards recessed, the piston rod of the push-pull oil cylinder 32 is retracted, the push-pull seat 33 is pulled to move backwards, and the deformed part is corrected.
The oblique-pulling correcting mechanism 4 is suitable for correcting the deformation of a certain square frame of a frame workpiece in the diagonal direction, when the correction is performed, the square frame to be corrected is attached to the correcting platform 1 and is placed, the diagonal direction to be corrected and the extending and contracting direction of the oblique-pulling oil cylinder 41 are in the same straight line, then one end of the square frame to be corrected, which faces the oblique-pulling seat 42, is fixed in a transverse slot 46 of the oblique-pulling seat 42 by utilizing an oblique-pulling pin 47, and the whole frame workpiece is fixed on the correcting platform 1 by utilizing a locating pin 13. If the diagonal direction of the square frame is in inward shrinkage deformation, the positioning pin 13 is arranged on the inner side of the square frame, the position of the positioning pin which is not connected with the diagonal seat 42 is fixed, the piston rod of the diagonal cylinder 41 is retracted, the square frame is outwards stretched in the diagonal direction to correct, and if the diagonal direction of the square frame is in outward expansion deformation, the positioning pin 13 is arranged on the outer side of the square frame, the position of the positioning pin which is not connected with the diagonal seat 42 is fixed, the piston rod of the diagonal cylinder 41 is extended, and the square frame is inwards pushed in the diagonal direction to correct.
The correction equipment provided by the invention can simultaneously place a plurality of products on the correction platform 1, and simultaneously correct each product through the push-pull seat 33, the inclined-pull seat 42 and the correction pressing plates 23 at different positions, thereby improving the correction quality and ensuring the correction effect.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (7)
1. A multifunctional correcting device for a frame workpiece is characterized by comprising
The correcting platform (1) is provided with a plurality of positioning holes (11);
The portal frame mechanism (2), the portal frame mechanism (2) is arranged above the correction platform (1) and can move forwards and backwards, the portal frame mechanism (2) comprises a portal frame (21) and a downward-pressing correction assembly which is arranged on the portal frame (21) and can move transversely, and the downward-pressing correction assembly comprises a downward-pressing oil cylinder (22) with a piston rod arranged downwards, and a correction pressing plate (23) arranged at the end part of the piston rod of the downward-pressing oil cylinder (22);
The tail correction mechanism (3), the tail correction mechanism (3) is arranged at the rear side of the correction platform (1), the tail correction mechanism (3) comprises an outer frame (31) and a sliding frame assembly which is arranged in the outer frame (31) and can move up and down, a sliding cylinder (32) with a piston rod facing the direction of the correction platform (1) and capable of transversely moving on the sliding frame assembly is arranged on the sliding frame assembly, and a sliding seat (33) is arranged at the end part of the piston rod of the sliding cylinder (32);
The oblique-pulling correcting mechanism (4) is arranged on the front side of the correcting platform (1), and the oblique-pulling correcting mechanism (4) comprises an oblique-pulling oil cylinder (41) with a piston rod arranged towards the correcting platform (1) and an oblique-pulling seat (42) arranged at the end part of the piston rod of the oblique-pulling oil cylinder (41);
the sliding frame assembly comprises two sliding frames (34) which are arranged up and down oppositely, and a supporting frame (35) which is arranged at the rear side of the sliding frames (34), wherein the supporting frame (35) is slidably arranged on a vertical column (36) which is arranged vertically;
The push-pull oil cylinder (32) is slidably arranged between two sliding carriages (34) through an oil cylinder seat (38), a sliding seat (39) is slidably arranged between the two sliding carriages (34), and a positioning seat (310) is arranged at the front end of the sliding seat (39);
lifting oil cylinders (312) are arranged on the side walls of the two sides of the outer frame (31), and the two ends of the sliding frame assembly are respectively connected with piston rods of the lifting oil cylinders (312);
the upper surfaces of the positioning seat (310) and the push-pull seat (33) are respectively provided with an upper notch (322) with an upward opening;
the cable-stayed seat (42) is provided with a transverse slot (46) with an opening facing the direction of the correction platform (1), and the transverse slot (46) is provided with a vertical cable-stayed pin (47).
2. The multifunctional correcting device for the frame workpiece according to claim 1, wherein front-back opposite sliding grooves (24) are formed in the portal frame (21), the pressing correcting assembly further comprises a seat plate (25) transversely and slidably installed in the sliding grooves (24), and the pressing oil cylinder (22) is installed on the seat plate (25) through a fixing frame (26).
3. The multifunctional correcting device for frame work pieces according to claim 2, characterized in that one side of the fixing frame (26) is provided with a guide rod (211), and the lower end of the guide rod (211) passes through the seat plate (25) to be connected with the correcting pressing plate (23);
a pair of travel switches I (212) which are arranged up and down are arranged on the fixing frame (26), and a limit stop sleeve (213) which is matched with the travel switches I (212) is arranged on the guide rod (211).
4. The multifunctional orthotic device for a frame work according to claim 1, wherein a pair of travel switches II (315) arranged up and down are mounted at rear side ends of the carriage (34), and limit stops (316) corresponding to the travel switches II (315) are provided on inner walls of the outer frame (31).
5. The multifunctional correcting device for the frame workpiece according to claim 1, characterized in that a sliding sleeve (317) is arranged at the front side of the oil cylinder seat (38), and a sliding rod (318) which can stretch and retract in the sliding sleeve (317) and is connected with the push-pull seat (33) at the front end is arranged at the front side of the sliding sleeve (317);
Be provided with bar hole (319) on sliding sleeve (317), one side in bar hole (319) is provided with a pair of proximity switch (320) that are the fore-and-aft setting, be provided with in bar hole (319) with proximity switch (320) cooperation and with feeler lever (321) that slide bar (318) link to each other.
6. The multifunctional correcting device for the frame workpiece according to claim 1, wherein the oblique-pulling correcting mechanism (4) further comprises an oblique-pulling base (43), two travel switches III (44) which are located in the oblique-pulling base (43) and distributed front and back are arranged below the oblique-pulling oil cylinder (41), and a limit baffle (45) matched with the travel switches III (44) is arranged at the bottom of the oblique-pulling base (42).
7. The multifunctional correcting device for the frame workpiece according to claim 1, wherein guide rails (12) are respectively arranged on two sides of the correcting platform (1), and a moving wheel (214) matched with the guide rails (12) is arranged at the bottom of the portal frame (21);
the outside of at least one of the moving wheels (214) on the same side of each portal frame (21) is connected with a motor (215).
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| CN202011079960.3A CN112139297B (en) | 2020-10-10 | 2020-10-10 | A multifunctional correction device for frame workpieces |
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| CN112139297B true CN112139297B (en) | 2025-06-20 |
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| CN113680825B (en) * | 2021-08-05 | 2023-05-12 | 中国二十冶集团有限公司 | Deflection deformation correction device and method for upper frame of vertical roller mill |
| CN114951349B (en) * | 2022-06-01 | 2025-08-19 | 合肥工业大学 | Multi-point correction device for aluminum alloy rear longitudinal beam of new energy automobile chassis |
| CN117900288B (en) * | 2024-02-23 | 2026-06-12 | 广东玛哈特智能装备有限公司 | A hydraulic precision leveling machine |
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| CN213436430U (en) * | 2020-10-10 | 2021-06-15 | 常州伟泰科技股份有限公司 | Multifunctional correcting device for frame workpiece |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FI80392C (en) * | 1986-05-28 | 1990-06-11 | Autorobot Finland | Directional device for car body |
| JPH0542324A (en) * | 1990-12-20 | 1993-02-23 | Velazquez Nito Antonio | Device for stretching modular |
| CN2853217Y (en) * | 2005-12-20 | 2007-01-03 | 傅景宽 | Gantry hydraulic corrector |
| CN202803835U (en) * | 2012-08-31 | 2013-03-20 | 陕西通力专用汽车有限责任公司 | Gantry leveling mechanism |
| CN203061605U (en) * | 2012-12-10 | 2013-07-17 | 天水锻压机床(集团)有限公司 | Horizontally-correcting device of locomotive bogie |
| CN204247761U (en) * | 2014-11-28 | 2015-04-08 | 山东水泊焊割设备制造有限公司 | Longeron side sway corrects frock |
| CN204470322U (en) * | 2015-03-18 | 2015-07-15 | 张�林 | A kind of portal-type hydraulic calibration equipment for large-scale steel structure |
| CN204866925U (en) * | 2015-08-12 | 2015-12-16 | 青岛林辉钢构有限公司 | Orthopedic straightening machine |
| CN107088594B (en) * | 2017-06-07 | 2018-12-25 | 泰安华鲁锻压机床有限公司 | A kind of sectional material straightening machine |
| CN207204905U (en) * | 2017-07-31 | 2018-04-10 | 博瑞特热能设备股份有限公司 | Apparatus for correcting |
| CN107282700A (en) * | 2017-08-22 | 2017-10-24 | 合肥向上工程机械有限公司 | Integrated multifunctional correct-by-construction equipment |
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