CN110681735A - Detection device for correcting welding frame - Google Patents
Detection device for correcting welding frame Download PDFInfo
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- CN110681735A CN110681735A CN201911037951.5A CN201911037951A CN110681735A CN 110681735 A CN110681735 A CN 110681735A CN 201911037951 A CN201911037951 A CN 201911037951A CN 110681735 A CN110681735 A CN 110681735A
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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
- B21D3/10—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 between rams and anvils or abutments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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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
- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
Abstract
The invention discloses a detection device for calibrating a welding frame, which comprises a rack platform, a lifting roller transmission mechanism, a welding frame lifting mechanism and a welding frame adjusting mechanism, wherein the rack platform is in butt joint with an external transmission mechanism; the welding frame is characterized in that a positioning and fixing mechanism and a liftable detection mechanism are arranged on the rack platform, and the positioning and fixing mechanism is used for adjusting and fixing the position of the welding frame after the welding frame falls down and enabling the detection mechanism to descend and be pressed on the welding frame for detection operation. The invention has the advantages of high automation and intelligence degree, high detection efficiency and high detection precision, greatly reduces the manual operation intensity and improves the product quality.
Description
Technical Field
The invention mainly relates to the field of automatic welding equipment, in particular to a detection device for correcting a welding frame.
Background
There is a need in the art for welding large frame members that are formed from multiple pieces of material. Because the heat and internal force generated during welding change, the formed product has large deformation, so that the detection and correction calibration needs to be performed after the welding is finished. The traditional detection basically depends on manually holding measuring tools such as a tape measure, a caliper, a square and the like, and one butt welding point is measured, so that the following technical problems exist:
firstly, the working efficiency is low. Because the butt welding points of a plurality of measuring tools such as a tape measure, a caliper, a square and the like are required to be manually held for measuring, and the welding points of a large frame piece are more, the detection working efficiency is extremely low, and the subsequent operation is seriously influenced.
Secondly, the detection is not uniform and has poor accuracy. Because manual detection depends on the skills and experiences of quality testing personnel, the operation skills, experiences and the like of manual detection at each time are not unified, detection results among frame piece products in different batches or among different welding points of the same frame piece product are not unified, the detection accuracy is poor, the later-stage correction accuracy is also influenced, and the quality and the strength of the product are finally influenced.
Thirdly, the labor intensity is high, and a certain point is easy to forget to detect. This results in high personnel labor intensity due to manual detection; moreover, as a large frame member has more welding points, the conditions that a certain welding point is forgotten to be detected and the detection is skipped often occur, and the quality and the strength of the product are seriously influenced.
Fourthly, the automation and the intelligence degree are low. The existing detection operation is not only manual operation, but also manual feeding is needed before detection and manual discharging is needed after detection, so that the detection cannot be matched with other automatic equipment (such as automatic feeding and discharging transmission and automatic correction) for use, the detection cannot meet the operation requirements of high efficiency and automation, and automatic system operation cannot be formed.
Disclosure of Invention
The technical problem solved by the invention is that: to the problems existing in the prior art, the detection device for the welding frame calibration is high in automation intelligent degree, high in detection efficiency, high in detection precision, capable of greatly reducing the manual operation intensity and improving the product quality.
In order to solve the technical problems, the invention adopts the following technical scheme:
a detection device for calibrating a welding frame comprises a rack platform, a roller transmission mechanism, a welding frame lifting mechanism, a welding frame adjusting mechanism and a welding frame adjusting mechanism, wherein the rack platform is in butt joint with an external transmission mechanism; the welding frame is characterized in that a positioning and fixing mechanism and a liftable detection mechanism are arranged on the rack platform, and the positioning and fixing mechanism is used for adjusting and fixing the position of the welding frame after the welding frame falls down and enabling the detection mechanism to descend and be pressed on the welding frame for detection operation.
As a further improvement of the invention, a plurality of roller grooves are sequentially formed on a platform panel of the rack platform, the roller transmission mechanism comprises a roller transmission assembly and a roller lifting assembly arranged below the roller transmission assembly, and the roller lifting assembly drives the roller transmission assembly to ascend so as to enable a plurality of rollers of the roller transmission assembly to respectively protrude upwards through the roller grooves for transmission, so that a positioning and fixing mechanism on the rack platform cannot block a transmitted welding frame.
As a further improvement of the invention, the roller transmission assembly comprises a roller platform, a roller driving motor and a plurality of rollers, wherein two ends of each roller are convexly arranged on the roller platform through a vertical roller support, a transmission double gear is arranged below each roller on the roller platform, a gear at the end part of each roller is connected with the transmission double gears through a vertically arranged first transmission chain, and each transmission double gear is simultaneously connected with the roller driving motor through a second transmission chain and is used for driving the rollers to roll.
As a further improvement of the invention, the rack platform is also provided with a transmission detection assembly for detecting the transmission position of the welding frame, and when the transmission detection assembly detects that the welding frame is transmitted in place, the roller transmission mechanism stops transmission and descends to place the welding frame on the rack platform.
As a further improvement of the present invention, the positioning and fixing mechanism includes more than two positioning blocks and more than two positioning driving assemblies capable of pushing the welding frame to translate, the more than two positioning blocks are respectively fixed at the front side position and the left side position on the rack platform to abut against the front side and the left side of the welding frame during positioning, the more than two positioning driving assemblies are respectively fixed at the rear side position and the right side position on the rack platform to push the positioning blocks at the front side and the left side position of the welding frame to move during positioning so that the periphery of the welding frame is finally and tightly fixed by the positioning blocks and the positioning driving assemblies.
As a further improvement of the invention, the positioning driving assembly comprises a driving air cylinder, and a driving end of the driving air cylinder is provided with a replaceable positioning top block.
As a further improvement of the present invention, the detection mechanism includes a detection rack fixed on the rack platform, a vertical lifting rod assembly is arranged on the detection rack, a detection tool rack is fixed at the bottom end of the lifting rod assembly, a plurality of detection fixture blocks are arranged on the detection tool rack, and during detection, the detection tool rack is driven by the lifting rod assembly to reduce the pressure downwards and enable the plurality of detection fixture blocks to be clamped at a plurality of welding points of the welding frame correspondingly respectively so as to detect whether there are concave welding defect portions and compress and shape the convex welding defect portions downwards.
As a further improvement of the invention, a shaping empty groove is formed at each welding point of the welding frame on the rack platform, so that the detection fixture block can press and shape the convex welding defect part downwards.
As a further improvement of the invention, the lifting rod assembly comprises a guide post vertically fixed on the detection rack, a lifting rod is sleeved in the guide post, the lower end of the lifting rod is fixedly connected with the detection tool rack, a vertical rack is fixed on the lifting rod, the detection rack is also fixed with a detection driving motor, and a gear meshed with the rack is arranged at the driving shaft end of the detection driving motor and used for driving the lifting rod to lift up and down along the guide post.
As a further improvement of the invention, a fixed seat is arranged in the middle of the detection tool frame, the detection tool frame is detachably connected with the lifting rod assembly through the fixed seat, and the plurality of detection clamping blocks are detachably connected with the detection tool frame.
Compared with the prior art, the invention has the advantages that:
firstly, the detection device for welding frame calibration, disclosed by the invention, has the advantages that the rack platform, the roller transmission mechanism, the positioning and fixing mechanism and the liftable detection mechanism are matched and supported with each other, a series of actions of automatic feeding and discharging, automatic positioning, automatic fixing and automatic detection can be formed, the manual holding of a measuring tape, a caliper, an angle square and other measuring tools for measuring a welding point is not needed, the detection working efficiency is greatly improved, and the efficient implementation of subsequent operation is effectively ensured.
The detection device for the welding frame calibration has the advantages of uniformity and high accuracy in detection. Because realized the accurate location in position through location fixed establishment, rethread detection mechanism realizes pushing down once and is the state of accurate all welding points that detect, no longer need the manual work to hold a plurality of measuring tool such as tape measure and measure the butt welding point one by one, the dependence to quality testing personnel's skill and experience has been reduced, make no matter be between different batches of frame member product, or the testing result between the different welding points of same frame member product all has the uniformity, it is high to detect accurate nature, the school type precision in later stage has also been improved, finally, the quality and the intensity of product have been improved.
The detection device for the welding frame calibration can form a series of actions of automatic feeding and discharging, automatic positioning, automatic fixing and automatic detection, greatly reduces the labor intensity of workers, realizes the state of accurately detecting all welding points by pressing down once by the detection mechanism, avoids the situations that a certain welding point forgets to detect and skips to detect even if a large frame piece has more welding points, and greatly improves the quality and the strength of products.
Fourthly, the detection device for the welding frame calibration has high automation and intelligence degree. The detection mechanism of rack platform, roller transmission device, location fixed establishment and liftable mutually supports, can form automatic unloading, automatic positioning, automatic fixed, a series of actions of automated inspection for detect can cooperate other automation equipment (for example automatic feeding unloading transmission band, automatic sizing device) to use, make detect can be fine satisfy high efficiency, automatic operation demand, feasible system operation that can form automation.
Fifthly, according to the detection device for the welding frame calibration, the rack platform has the function of a platform, so that the welding frame can be conveniently and stably placed, and the subsequent movement and positioning accuracy can be ensured only when the welding frame is stable, so that the subsequent pressing detection accuracy can be further ensured; otherwise, if the welding frame is in states of shaking, inclining and the like during positioning and detection, the high precision of detection cannot be ensured. Secondly, under the functional prerequisite of having realized the platform, in order to realize the transmission, a plurality of roller grooves have been seted up in proper order to this application on the platform panel, and this a plurality of rollers of roller transmission assembly can be carried out transmission after roller groove bulges up during the transmission to can be with the steady placing of welding frame on frame platform after falling to put. Thirdly, this application is in order to detect accurately, has set up location fixed establishment on the rack platform, because the welding frame of transmission will probably appear the position at transmission, decline etc. in-process and move, can not satisfy detection mechanism's accurate detection, so must set up location fixed establishment to the welding frame after putting and carry out position readjustment and fix a position fixedly. But set up location fixed establishment and probably can block the welding frame of transmission, so this application sets up roller transmission device into the roller transmission assembly of mutually supporting and locate the roller lifting unit of roller transmission assembly below, roller transmission assembly can rise and be higher than rack platform's panel and transmit, make the last location fixed establishment of rack platform can not form the hindrance to the welding frame that the transmission came, and can realize falling after the transmission again and put and fix a position fixedly, do not exist independently between several parts, but mutually support, a technical function group has been formed.
Sixth, according to the detection device for calibrating the welding frame, firstly, the roller driving motor can simultaneously drive all the transmission double gears to operate through the second transmission chains, and further simultaneously drive all the rollers to operate through each first transmission chain, so that the transmission is synchronously and efficiently carried out, the structure is simple and compact, and the maintenance is convenient and rapid. And secondly, the vertical roller support, the transmission double gears and other components are arranged in a matched manner, so that the roller can respectively protrude upwards through the roller groove when being lifted, and the transmission is effectively ensured.
Seventhly, the detection device for correcting the welding frame forms excellent positioning fit through more than two positioning blocks and more than two positioning driving assemblies capable of pushing the welding frame to translate, so that the welding frame can be accurately positioned before detection even if the welding frame which is transmitted each time moves in the processes of transmission, descending and the like; and is fixed at the time of detection without causing position displacement due to the depression of the detection mechanism.
The detection device for the welding frame calibration is characterized in that a plurality of detection clamping blocks are arranged on the detection tool rack, and when the detection tool rack is pressed in place, if the welding position is found to be in right contact with the detection clamping blocks, the detection tool rack is normal; if a gap is found between the welding position and the detection fixture block, the welding defect part which is concave can be immediately judged, and the shape correction needs to be carried out at the next stage, so that the detection is convenient and fast. Secondly, the detection tool rack of this application not only has the detection function, simultaneously, if bellied welding flaw portion appears, the detection fixture block that then pushes down just in time can compress tightly the plastic with this arch down, realizes the purpose of school type, also the detection tool rack of this application has compromise the function of detection and partial school type promptly, has alleviateed the work content of follow-up special school type, has shortened the activity duration.
Drawings
Fig. 1 is a schematic perspective view of a welding frame calibration detection device according to the present invention.
Fig. 2 is a schematic view of a partial structure of the rack platform of the present invention.
Fig. 3 is a partial structural schematic diagram of the roller conveying mechanism of the invention.
Fig. 4 is a schematic perspective view of the detecting mechanism of the present invention.
Illustration of the drawings:
1. welding the frame; 2. a rack platform; 21. a roller groove; 3. a roller transmission mechanism; 31. a roller transmission assembly; 311. a roller platform; 312. a roller; 313. a roller support; 314. a transmission double gear; 32. a roller lifting assembly; 4. a positioning and fixing mechanism; 41. positioning blocks; 42. positioning the driving assembly; 5. a detection mechanism; 51. detecting the frame; 52. a lifter bar assembly; 521. a guide post; 522. a lifting rod; 53. detecting a tool rack; 531. detecting a fixture block; 54. the driving motor is detected.
Detailed Description
The present invention will be described in further detail with reference to the following specific embodiments and the accompanying drawings.
As shown in fig. 1, 2, 3, and 4, the present invention provides a detection apparatus for calibrating a welding frame, including a rack platform 2 for docking with an external transmission mechanism, where the rack platform 2 is provided with a platform plate, and the height of the rack platform 2 is 0.2 m to 2 m. A liftable roller transmission mechanism 3 is arranged below the rack platform 2 and used for continuously transmitting the welding frame 1 transmitted by the external transmission mechanism to the rack platform 2 after being lifted and enabling the welding frame 1 to fall on the rack platform 2 after being lowered; the rack platform 2 is provided with a positioning and fixing mechanism 4 and a liftable detection mechanism 5, and the positioning and fixing mechanism 4 is used for adjusting and fixing the position of the dropped welding frame 1, and then enabling the detection mechanism 5 to descend and be pressed on the welding frame 1 for detection operation. The specific implementation is as follows:
the front end and the rear end of the platform 2 of the machine frame can be directly butted with an external transmission mechanism (such as a roller transmission belt, etc., as shown in the figure B) to perform automatic feeding and discharging (of course, in other embodiments, the rear end of the detection device can also be directly connected with the front end of a sizing device with a transmission function to form detection and sizing transmission butting). During operation, the roller transmission mechanism 3 below the rack platform 2 is lifted and enters a rolling transmission state, and forms transmission butt joint with an external transmission mechanism at the front end. The welding frame 1 conveyed by the external conveying mechanism is then conveyed to the rack platform 2. At this time, the roller conveying mechanism 3 stops conveying, and the welding frame 1 originally borne on the roller conveying mechanism 3 falls on the rack platform 2 due to the descending. At this time, the positioning and fixing mechanism 4 starts the operation, and the welding frame 1 after being dropped is adjusted and fixed in position. That is, the welding frame 1 is positioned before detection so as to ensure the accurate operation of the subsequent detection mechanism 5. After positioning and fixing, the detection mechanism 5 descends and is pressed on the welding frame 1, and detection operation is performed through the detection mechanism 5 to obtain which welding positions have problems and subsequent correction operation is required. And after the detection is finished, the positioning and fixing mechanism 4 can loosen the welding frame 1, and the roller transmission mechanism 3 below the rack platform 2 is lifted to support the welding frame 1, then the roller transmission mechanism 3 enters a rolling transmission state again, the welding frame 1 which is detected is continuously transmitted to the external transmission mechanism at the rear end, and the welding frame 1 is transmitted to a subsequent type correction operation position through the external transmission mechanism, so that automatic operation is formed. Through the special scientific design, the method has the following advantages:
firstly, the detection device for welding frame calibration, provided by the invention, has the advantages that the rack platform 2, the roller transmission mechanism 3, the positioning and fixing mechanism 4 and the liftable detection mechanism 5 are matched and supported with each other, a series of actions of automatic feeding and discharging, automatic positioning, automatic fixing and automatic detection can be formed, the manual operation of holding a measuring tape, a caliper, an angle square and other measuring tools to measure a butt welding point is not needed, the detection working efficiency is greatly improved, and the efficient operation of subsequent operation is effectively ensured.
The detection device for the welding frame calibration has the advantages of uniformity and high accuracy in detection. Because realized the accurate location in position through location fixed establishment 4, rethread detection mechanism 5 realizes once pushing down the state that is accurate all welding points of detection promptly, no longer need the manual work to hold a plurality of measuring tool such as tape measure one by one butt welding point and measure, the dependence to quality testing personnel's skill and experience has been reduced, make no matter be between different batches of frame member product, or the testing result between the different welding points of same frame member product all has the unity, it is high to detect accurate nature, the school type precision in later stage has also been improved, finally, the quality and the intensity of product have been improved.
Thirdly, the detection device for the welding frame calibration can form a series of actions of automatic feeding and discharging, automatic positioning, automatic fixing and automatic detection, so that the labor intensity of workers is greatly reduced, the detection mechanism 5 can accurately detect the states of all welding points by pressing down once, even if the welding points of a large frame member are more, the situations that a certain welding point forgets to detect and skips over the detection can be avoided, and the quality and the strength of products are greatly improved.
Fourthly, the detection device for the welding frame calibration has high automation and intelligence degree. Frame platform 2, roller transmission device 3, location fixed establishment 4 and liftable detection mechanism 5 mutually support, can form automatic unloading, automatic positioning, automatic fixation, a series of actions of automated inspection for detect can cooperate other automation equipment (for example automatic feeding unloading transmission band, automatic school type device) to use, make detect can be fine satisfy high efficiency, automatic operation demand, make and to form automatic system operation.
As shown in fig. 1 and fig. 2, further, in a preferred embodiment, a plurality of roller slots 21 are sequentially formed on the platform panel of the rack platform 2, the roller transmission mechanism 3 includes a roller transmission assembly 31 and a roller lifting assembly 32 disposed below the roller transmission assembly 31, the roller lifting assembly 32 drives the roller transmission assembly 31 to lift for allowing a plurality of rollers of the roller transmission assembly 31 to respectively protrude upwards through the roller slots 21 for transmission, so that the positioning and fixing mechanism 4 on the rack platform 2 does not form an obstruction to the transmitted welding frame 1. Through the special scientific design, the method has the following advantages:
firstly, the rack platform 2 has the function of a platform, so that the welding frame 1 can be conveniently and stably placed, and the subsequent moving and positioning accuracy can be ensured only when the welding frame 1 is stable, and the subsequent pressing detection accuracy can be further ensured; otherwise, if the welding frame 1 is in states of shaking, inclining and the like during positioning and detection, high precision of detection cannot be ensured. Secondly, under the functional prerequisite of having realized the platform, in order to realize the transmission, a plurality of roller grooves 21 have been seted up in proper order to this application on the platform panel, and this a plurality of rollers of roller transmission assembly 31 can carry out the transmission after roller groove 21 bulges up during the transmission to can be with the steady placing of welding frame 1 on frame platform 2 after falling to put. Thirdly, this application is for detecting accurately, has set up location fixed establishment 4 on rack platform 2, because the welding frame 1 of transmission probably can appear the position at the in-process such as transmission, decline and move, can not satisfy detection mechanism 5's accurate detection, so must set up location fixed establishment 4 and carry out position readjustment and fixed a position to welding frame 1 after putting. But set up location fixed establishment 4 and probably will block the welding frame 1 of transmission, so this application sets up roller transmission device 3 into roller transmission assembly 31 of mutually supporting and locate roller transmission assembly 31 below roller lifting unit 32, roller transmission assembly 31 can rise and be higher than rack platform 2's panel and transmit, make the location fixed establishment 4 on rack platform 2 can not form the hindrance to the welding frame 1 that transmits, and can realize falling again after the transmission and put and fix a position fixedly, do not exist independently between several parts, but mutually support, a technical function group has been formed.
As shown in fig. 1 and 3, further, in a preferred embodiment, the roller transmission assembly 31 includes a roller platform 311, a roller driving motor and a plurality of rollers 312, two ends of each roller 312 are installed on the roller platform 311 through a vertical roller support 313 in a protruding manner, a dual transmission gear 314 is disposed on the roller platform 311 below each roller 312, a gear at an end of each roller 312 is connected with the dual transmission gear 314 through a vertically arranged first transmission chain, and each dual transmission gear 314 is also connected with the roller driving motor through a second transmission chain for driving the rollers 312 to roll. Through the special scientific design, the method has the following advantages:
firstly, roller driving motor can drive all transmission double gear 314 operations simultaneously through second drive chain, and then drives all roller 312 operations simultaneously through every first drive chain, not only makes the transmission go on in step, high-efficient, makes simple structure compact moreover, maintains convenient and fast. Secondly, the vertical roller support 313, the double transmission gears 314 and other components are arranged in a matched mode, so that the rollers 312 can protrude upwards through the roller grooves 21 when being lifted, and transmission is effectively guaranteed.
Further, in the preferred embodiment, a transmission detection assembly (not shown) for detecting the transmission position of the welding frame 1 is further disposed on the rack platform 2, and when the transmission detection assembly detects that the welding frame 1 has been transmitted to the target position, the roller transmission mechanism 3 stops transmitting and descends to drop the welding frame 1 onto the rack platform 2. The transmission detection assembly may employ existing conventional components such as an infrared position sensor. Or the roller transmission mechanism 3 stops transmission when the welding frame 1 is transmitted in place by setting the transmission time of the roller transmission mechanism 3.
As shown in fig. 2, further, in the preferred embodiment, the positioning fixing mechanism 4 includes more than two positioning blocks 41 and more than two positioning driving assemblies 42 capable of pushing the welding frame 1 to translate, the more than two positioning blocks 41 are respectively fixed at the front side position and the left side position on the rack platform 2 for abutting against the front side and the left side of the welding frame 1 during positioning, the more than two positioning driving assemblies 42 are respectively fixed at the rear side position and the right side position on the rack platform 2 for pushing the welding frame 1 to move towards the positioning blocks 41 at the front side and the left side position during positioning, so that the periphery of the welding frame 1 is finally and tightly fixed by the positioning blocks 41 and the positioning driving assemblies 42. It should be noted that the front side and the left side, and the rear side and the right side are for convenience of clarifying the positional relationship of the plurality of components, and are not intended to limit the position of the components themselves; in other embodiments, two or more positioning blocks 41 may be fixed to the rack platform 2 at the rear side position and the right side position, respectively, and two or more positioning driving assemblies 42 may be fixed to the rack platform 2 at the front side position and the left side position, respectively. Through more than two positioning blocks 41 and more than two positioning driving components 42 which can push the welding frame 1 to translate, excellent positioning matching is formed, so that even if the welding frame 1 which is conveyed each time is moved in position in the processes of conveying, descending and the like, the welding frame 1 can be positioned accurately before detection; and is fixed at the time of detection without causing positional displacement due to depression of the detection mechanism 5.
Further, in the preferred embodiment, the positioning drive assembly 42 includes a drive cylinder having a replaceable positioning ram at its drive end. The abrasion can be timely replaced, and the positioning accuracy is effectively guaranteed.
As shown in fig. 1 and 4, further, in the preferred embodiment, the detecting mechanism 5 includes a detecting frame 51 fixed on the frame platform 2, a vertical lifting rod assembly 52 is disposed on the detecting frame 51, a detecting fixture frame 53 is fixed at a bottom end of the lifting rod assembly 52, a plurality of detecting fixture blocks 531 are disposed on the detecting fixture frame 53, and during detection, the detecting fixture frame 53 is driven by the lifting rod assembly 52 to step down and make the plurality of detecting fixture blocks 531 clamped at a plurality of welding points of the welding frame 1 correspondingly, so as to detect whether there is a concave welding defect and press and shape the convex welding defect downward. Through the special scientific design, the method has the following advantages:
firstly, the detection tool rack 53 is provided with a plurality of detection fixture blocks 531, and when the detection tool rack 53 is pressed down to the right position, if the welding position is found to be just in contact with the detection fixture blocks 531, the detection tool rack is normal; if a gap is found between the welding position and the detection fixture block 531, the welding defect part which is concave can be immediately judged, and the shape correction needs to be carried out at the next stage, so that the detection is convenient and quick. Secondly, the detection tool rack 53 of the present application not only has a detection function, but also, if a raised welding defect part appears, the detection fixture block 531 pressed down can just press and shape the protrusion downwards, so as to achieve the purpose of model correction, that is, the detection tool rack 53 of the present application also has the functions of detection and partial model correction, reduces the work content of subsequent special model correction, and shortens the operation time.
As shown in fig. 1 and 2, in a preferred embodiment, a shaping empty slot (as shown in fig. a) is formed at each welding point of the welding frame 1 on the rack platform 2, so that the detection fixture block 531 presses and shapes the convex welding defect part downwards. Because the shaping empty slot can make the section bar of the welding frame 1 have a space running downwards, the section bar rebounds after being pressed downwards, and the excellent shape correcting effect is realized.
As shown in fig. 1 and 4, further, in a preferred embodiment, the lifting rod assembly 52 includes a guiding column 521 vertically fixed on the detecting frame 51, a lifting rod 522 is sleeved in the guiding column 521, a lower end of the lifting rod 522 is fixedly connected to the detecting tool rack 53, a vertical rack is fixed on the lifting rod 522, the detecting frame 51 is further fixed with the detecting driving motor 54, and a gear engaged with the rack is arranged at a driving shaft end of the detecting driving motor 54 for driving the lifting rod 522 to move up and down along the guiding column 521. The guide post 521 not only plays a role in installation, but also can ensure the lifting guide of the lifting rod 522, so that the lifting positions of the detection tool frame 53 are unified, and the accurate detection is effectively ensured. Meanwhile, the rack and pinion driving mode is simple and compact in structure, and low in processing, manufacturing and maintaining cost.
As shown in fig. 1 and 4, in a preferred embodiment, a fixing seat is disposed in a middle portion of the detection tool rack 53, the detection tool rack 53 is detachably connected to the lifting rod assembly 52 through the fixing seat, and the plurality of detection blocks 531 are detachably connected to the detection tool rack 53. This makes maintenance convenient and fast, through in time changing new detection frock frame 53 or detecting fixture block 531, can effectively guarantee the accurate of detecting and go on.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention.
Claims (10)
1. The detection device for calibrating the welding frame is characterized by comprising a rack platform (2) which is used for being in butt joint with an external transmission mechanism, wherein a liftable roller transmission mechanism (3) is arranged below the rack platform (2), and the detection device is used for continuously transmitting the welding frame (1) transmitted by the external transmission mechanism to the rack platform (2) after being lifted and enabling the welding frame (1) to fall on the rack platform (2) after being lowered; the automatic detection device is characterized in that a positioning and fixing mechanism (4) and a liftable detection mechanism (5) are arranged on the rack platform (2), and the positioning and fixing mechanism (4) is used for adjusting and fixing the position of the welding frame (1) after the welding frame falls down, enabling the detection mechanism (5) to descend and pressing the welding frame (1) to perform detection operation.
2. The detection device for calibrating the welding frame according to claim 1, wherein a plurality of roller grooves (21) are sequentially formed in a platform panel of the rack platform (2), the roller transmission mechanism (3) comprises a roller transmission assembly (31) and a roller lifting assembly (32) arranged below the roller transmission assembly (31), and the roller lifting assembly (32) drives the roller transmission assembly (31) to ascend to enable a plurality of rollers of the roller transmission assembly (31) to be respectively upwards projected through the roller grooves (21) for transmission, so that the positioning and fixing mechanism (4) on the rack platform (2) cannot block the transmitted welding frame (1).
3. The detection device for calibrating the welding frame according to claim 2, wherein the roller transmission assembly (31) comprises a roller platform (311), a roller driving motor and a plurality of rollers (312), two ends of each roller (312) are convexly mounted on the roller platform (311) through a vertical roller support (313), a double transmission gear (314) is arranged on the roller platform (311) below each roller (312), a gear at the end of each roller (312) is connected with the double transmission gear (314) through a first transmission chain which is vertically arranged, and each double transmission gear (314) is simultaneously connected with the roller driving motor through a second transmission chain and is used for driving the rollers (312) to roll.
4. The detection device for the welding frame sizing according to claim 1, wherein a transmission detection component for detecting the transmission position of the welding frame (1) is further arranged on the rack platform (2), and when the transmission detection component detects that the welding frame (1) is transmitted in place, the roller transmission mechanism (3) stops transmitting and descends to drop the welding frame (1) on the rack platform (2).
5. The detection device for the calibration of the welding frame according to claim 1, wherein the positioning and fixing mechanism (4) comprises more than two positioning blocks (41) and more than two positioning driving assemblies (42) capable of pushing the welding frame (1) to translate, the more than two positioning blocks (41) are respectively fixed at the front side position and the left side position of the rack platform (2) and used for abutting against the front side and the left side of the welding frame (1) during positioning, the more than two positioning driving assemblies (42) are respectively fixed at the rear side position and the right side position of the rack platform (2) and used for pushing the welding frame (1) to move towards the positioning blocks (41) at the front side position and the left side position during positioning so that the periphery of the welding frame (1) is finally and tightly fixed by the positioning blocks (41) and the positioning driving assemblies (42) respectively.
6. Detection device for welding frame sizing according to claim 5, characterised in that said positioning drive assembly (42) comprises a drive cylinder, the drive end of which is provided with a replaceable positioning top block.
7. The detection device for the correction of the welding frame according to the claim 1, wherein the detection mechanism (5) comprises a detection frame (51) fixed on the frame platform (2), a vertical lifting rod assembly (52) is arranged on the detection frame (51), a detection tool rack (53) is fixed at the bottom end of the lifting rod assembly (52), a plurality of detection clamping blocks (531) are arranged on the detection tool rack (53), and during detection, the detection tool rack (53) is driven by the lifting rod assembly (52) to be downwards lowered in pressure, and the plurality of detection clamping blocks (531) are respectively and correspondingly clamped at a plurality of welding points of the welding frame (1) to detect whether a concave welding defect part exists and press and shape a convex welding defect part downwards.
8. The detection device for the correction of the welding frame according to the claim 7, characterized in that the shaping empty slot is opened on the rack platform (2) at each welding point of the welding frame (1) so as to facilitate the detection fixture block (531) to press and shape the convex welding defect part downwards.
9. The detection device for the correction of the welding frame according to claim 7, wherein the lifting rod assembly (52) comprises a guide post (521) vertically fixed on the detection rack (51), a lifting rod (522) is sleeved in the guide post (521), the lower end of the lifting rod (522) is fixedly connected with the detection tool rack (53), a vertical rack is fixed on the lifting rod (522), the detection rack (51) is further fixed with a detection driving motor (54), and a gear meshed with the rack is arranged at the driving shaft end of the detection driving motor (54) and used for driving the lifting rod (522) to lift up and down along the guide post (521).
10. The detection device for the correction of the welding frame according to claim 7, wherein a fixed seat is arranged in the middle of the detection tool rack (53), the detection tool rack (53) is detachably connected with the lifting rod assembly (52) through the fixed seat, and the detection clamping blocks (531) are detachably connected with the detection tool rack (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911037951.5A CN110681735A (en) | 2019-10-29 | 2019-10-29 | Detection device for correcting welding frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911037951.5A CN110681735A (en) | 2019-10-29 | 2019-10-29 | Detection device for correcting welding frame |
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| Publication Number | Publication Date |
|---|---|
| CN110681735A true CN110681735A (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911037951.5A Pending CN110681735A (en) | 2019-10-29 | 2019-10-29 | Detection device for correcting welding frame |
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| CN (1) | CN110681735A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458267A (en) * | 2021-06-03 | 2021-10-01 | 安徽神松机器有限公司 | Online correction device and method for forklift gantry |
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2019
- 2019-10-29 CN CN201911037951.5A patent/CN110681735A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458267A (en) * | 2021-06-03 | 2021-10-01 | 安徽神松机器有限公司 | Online correction device and method for forklift gantry |
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