CN117420034B - Exercise equipment welding strength detection device - Google Patents
Exercise equipment welding strength detection device Download PDFInfo
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- CN117420034B CN117420034B CN202311733675.2A CN202311733675A CN117420034B CN 117420034 B CN117420034 B CN 117420034B CN 202311733675 A CN202311733675 A CN 202311733675A CN 117420034 B CN117420034 B CN 117420034B
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- 238000001514 detection method Methods 0.000 title claims abstract description 28
- 238000003466 welding Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 230000001360 synchronised effect Effects 0.000 claims abstract description 20
- 238000012360 testing method Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000010009 beating Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002023 wood Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of equipment welding strength detection, in particular to a welding strength detection device for an exercise equipment, which comprises a base, wherein conveying mechanisms are symmetrically arranged at the front and rear ends of the base, the two conveying mechanisms are connected through a synchronous rod, fixed plates which are obliquely arranged are fixedly connected at the front and rear ends of the base, an upper clamping mechanism is arranged on the two fixed plates, a groove is formed in the right side of the base, a lower clamping mechanism is arranged in the groove, and a testing mechanism is arranged on the right side of the upper end of the base.
Description
Technical Field
The invention relates to the technical field of equipment welding strength detection, in particular to a welding strength detection device for an exercise equipment.
Background
The exercise equipment provides the auxiliary role for people in daily life exercise process to better exercise health, at present, outdoor exercise equipment is popular gradually, but outdoor exercise equipment is basically steel alloy products, is formed by welding parts of different shapes, and in the exercise process, the welding strength of the exercise equipment needs to be ensured to be qualified so as to avoid safety accidents.
The existing exercise equipment, such as a rib wood frame, is composed of cylindrical rods (hereinafter referred to as vertical rods) with thicker two sides and a plurality of transverse rods welded between the two vertical rods, after production, strength tests are required to be carried out on the welding strength of the two ends of the transverse rods and the vertical rods, in the using process of the rib wood frame, people generally climb, stand upside down, stretch and the like on the transverse rods, the transverse rods are subjected to acting forces in multiple directions, the existing welding strength tests generally fix the vertical rods of the rib wood frame first, repeated alignment is required to be carried out on the vertical rods on the two sides and a fixing device, the operation difficulty is increased, the transverse rods are hit in one direction after the fixing, the testing mode is single, the stress directions of the transverse rods on the same rib wood frame are consistent, the sampling detection diversity is lacked, the stress condition in the practical use is greatly different, and the detection mode is in need of improvement.
Disclosure of Invention
The invention provides a welding strength detection device for an exercise machine, which solves the problems existing in the background technology.
The invention provides a welding strength detection device of an exercise machine, which comprises a base, wherein conveying mechanisms are symmetrically arranged at the front and back of the upper end of the base, the two conveying mechanisms are connected through a synchronous rod, fixed plates which are obliquely arranged are fixedly connected at the front and back ends of the base, an upper clamping mechanism is arranged on the two fixed plates together, a groove is formed in the right side of the base, a lower clamping mechanism is arranged in the groove, and a testing mechanism is arranged on the right side of the upper end of the base.
The conveying mechanism comprises two mounting plates fixedly connected to the upper end of the base in a front-back symmetrical mode, a plurality of conveying rollers are rotatably connected between the two mounting plates, the conveying rollers in the same conveying mechanism are connected together through a first synchronous belt, the leftmost conveying rollers in the two conveying mechanisms are connected to a synchronous rod together, and a first driving source is arranged on the conveying roller of any conveying mechanism.
The testing mechanism comprises a second electric telescopic rod fixedly connected to the upper end of the base, a synchronous plate is fixedly connected to the upper end of the second electric telescopic rod, sliding grooves are symmetrically formed in front and back of the upper end of the synchronous plate, movable racks are connected to the sliding grooves through first sliding blocks, a plurality of groups of rotating assemblies are arranged on the movable racks from left to right, telescopic springs are fixedly connected to the left sides of the movable racks, the other ends of the telescopic springs are fixedly connected to the second sliding blocks, the second sliding blocks are slidably arranged in vertical grooves formed in the fixed supporting plates, the fixed supporting plates are fixedly connected to the upper ends of the base, cams are arranged on the right sides of the two movable racks, the two cams are fixedly connected to the rotating rods together, one side of each rotating rod is arranged on a second driving source, the second driving source is fixedly arranged on one mounting plate, and the other side of each rotating rod is rotatably connected to the other mounting plate.
In a possible implementation mode, go up fixture and rotate the arc crotch of connecting on two fixed plates around including a plurality of evenly distributed, the top of arc crotch and be located and offered C type groove on the fixed plate, fixedly connected with holding ring in the C type inslot, the holding ring rotates and is connected with the rotary rod, the centre fixedly connected with rotor plate of rotary rod, a plurality of arc crotch upper ends are fixedly connected on the rotor plate jointly, both ends and be located the outside in C type groove about the rotary rod are provided with the ring gear, all meshing is connected with the promotion rack on the ring gear, be connected with the dead lever jointly on the promotion rack, be connected with a plurality of branches jointly on two dead levers.
In one possible implementation manner, the upper end of the supporting rod positioned in the middle is fixedly connected with a first electric telescopic rod, the upper end of the first electric telescopic rod is fixedly connected to a type frame, and two ends of the type frame are fixedly connected with the upper ends of the fixing plates.
In one possible implementation mode, the lower clamping mechanism comprises a shearing fork lifting piece fixedly connected to the bottom of the groove, the upper end of the shearing fork lifting piece is connected with a lifting plate, the upper end face of the lifting plate is fixedly connected with a plurality of support columns, the middle part of each support column penetrates through the base, the upper ends of the support columns are rotationally connected with arc clamping plates which are arranged in a front-back opposite mode, and the front arc clamping plate and the rear arc clamping plates on the same support column are fixedly connected with connecting springs.
In one possible implementation mode, through holes are formed in four corners of the lifting plate, limiting rods are connected in the through holes in a sliding mode, and the upper ends and the lower ends of the limiting rods are fixedly connected in the grooves.
In one possible implementation mode, the rotating assembly comprises a first gear which is connected to the movable rack in a meshed mode, a second gear is connected to the upper portion of the first gear through a transmission belt, the first gear and the second gear are both connected to a vertical plate at the upper end of the synchronous plate in a rotating mode, the vertical plate is correspondingly arranged on the front side and the rear side of the movable rack, and knocking branched chains are fixedly connected to a rotating shaft of the second gear.
In a possible implementation mode, strike the branch chain and include the fixed connection in the epaxial pole of beating of axis of rotation of second gear, beat the equal fixedly connected with first arc in both ends of pole, set up a plurality of logical grooves on the first arc, all sliding connection in the logical groove hits the pole, hits and hits fixedly connected with extrusion spring between pole and the first arc splint, and hits pole and the contact of second arc setting, and the second arc passes through connecting rod fixed connection on beating the pole, sliding connection has electric slider on the second arc, and fixedly connected with arc arch on the electric slider.
The above technical solutions in the embodiments of the present invention have at least one of the following technical effects: 1. according to the welding strength detection device for the exercise equipment, provided by the embodiment of the invention, under the action of one drive, the cross bars of the exercise equipment can be detected in different stress directions in a sampling mode, and the stress directions of the adjacent cross bars on the same exercise equipment are also different, so that the detection diversity is increased, and the device is more suitable for actual use conditions.
2. According to the welding strength detection device for the exercise equipment, provided by the embodiment of the invention, through pipeline type conveying, the vertical rods at the two sides of the exercise equipment can be synchronously fixed, when conveying, the exercise equipment is conveyed along the conveying roller, the upper clamping mechanism and the lower clamping mechanism can be conveniently positioned, and the firmness of the exercise equipment is enhanced through the fixing in a vertically staggered manner, so that the subsequent detection is convenient.
3. According to the welding strength detection device for the exercise equipment, provided by the embodiment of the invention, different stress directions on the same exercise equipment can be sequentially adjusted through the arrangement of the knocking branched chains, the actual stress condition is attached to the exercise equipment for detection, and the welding strength detection device is simple in structural design and convenient to operate.
Drawings
Fig. 1 is a schematic diagram of an exercise apparatus weld strength detection device according to an embodiment of the present invention from a first perspective (front to back).
Fig. 2 is a schematic diagram of an exercise apparatus weld strength detection device according to a second view (from the rear to the front) of an embodiment of the present invention.
Fig. 3 is a schematic diagram of a third view (from right to left) of an apparatus for detecting weld strength of an exercise device according to an embodiment of the present invention.
Fig. 4 is a partial cross-sectional view of an exercise apparatus weld strength detection device according to an embodiment of the present invention.
Fig. 5 is an enlarged view at a in fig. 4.
Fig. 6 is a schematic diagram of a connection of a synchronization plate and a moving rack of an exercise apparatus welding strength detection device according to an embodiment of the present invention.
Fig. 7 is a partial cross-sectional view of an exercise apparatus weld strength detection device according to an embodiment of the present invention.
Fig. 8 is an enlarged view at B in fig. 7.
Fig. 9 is a first partial cross-sectional view of an upper and lower clamp mechanism of an exercise apparatus weld strength detection device according to an embodiment of the present invention.
Fig. 10 is a second partial cross-sectional view of an upper and lower clamp mechanism of an exercise apparatus weld strength detection device according to an embodiment of the present invention.
In the figure: 1. a base; 11. a conveying mechanism; 111. a mounting plate; 112. a conveying roller; 12. a synchronizing lever; 13. a fixing plate; 14. a groove; 2. an upper clamping mechanism; 21. an arc-shaped hook; 22. a support ring; 23. a rotating rod; 24. a rotating plate; 25. a gear ring; 26. pushing the rack; 27. a fixed rod; 28. a support rod; 29. a first electric telescopic rod; 20. type rack; 3. a lower clamping mechanism; 31. a scissors lifting member; 32. a lifting plate; 321. a limit rod; 33. a support column; 34. an arc clamping plate; 35. a connecting spring; 4. a testing mechanism; 41. a second electric telescopic rod; 42. a synchronizing plate; 43. moving the rack; 44. a rotating assembly; 441. a first gear; 442. a second gear; 443. a riser; 444. knocking the branched chain; 445. knocking the rod; 446. a first arcuate plate; 447. striking the rod; 448. extruding a spring; 449. arc-shaped bulges; 440. a second arcuate plate; 45. a telescopic spring; 46. fixing the support plate; 47. a cam; 48. and rotating the rod.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms than described below and similarly modified by those skilled in the art without departing from the spirit or scope of the invention, which is therefore not limited to the specific embodiments disclosed below.
Referring to fig. 1, 2 and 3, an exercise apparatus welding strength detection device comprises a base 1, conveying mechanisms 11 are symmetrically arranged at the front and back of the upper end of the base 1, two conveying mechanisms 11 are connected through a synchronizing rod 12, fixing plates 13 which are obliquely arranged are fixedly connected to the front and back ends of the base 1, an upper clamping mechanism 2 is jointly arranged on the two fixing plates 13, a groove 14 is formed in the right side of the base 1, a lower clamping mechanism 3 is arranged in the groove 14, and a testing mechanism 4 is arranged on the right side of the upper end of the base 1.
During operation, carry the exercise equipment that the welding was accomplished to the test mechanism 4 region (can see the shape of exercise equipment in fig. 1) on conveying mechanism 11 horizontally, carry out the centre gripping and jack-up to conveying mechanism 11's top to the both sides montant lower extreme of exercise equipment through lower fixture 3, it is spacing to go up the upper end of fixture both sides montant simultaneously to carry out the centre gripping, and lower fixture 3 and last fixture 2 crisscross setting, test mechanism 4 will carry out the test of beating in different regions to the horizontal pole of exercise equipment, after beating certain number of times, observe whether the condition such as crack, deformation appear in the welded junction of both ends and montant of exercise equipment horizontal pole.
Referring to fig. 1, a conveying mechanism 11 includes two mounting plates 111 fixedly connected to the upper end of a base 1 and symmetrically arranged in front-back, a plurality of conveying rollers 112 are rotatably connected between the two mounting plates 111, the plurality of conveying rollers 112 in the same conveying mechanism 11 are commonly connected through a first synchronous belt, the leftmost conveying roller 112 in the two conveying mechanisms 11 is commonly connected to a synchronous rod 12, and a first driving source is arranged on the conveying roller 112 of any conveying mechanism 11.
During operation, the first driving source is turned on, and a point is described herein, the first driving source is intermittently driven, and can be an intermittent motor, the first driving source drives the conveying roller 112 on one side to rotate, the conveying roller 112 is dumbbell-shaped, the side wall of the conveying roller is a cylindrical cambered surface of the exercise equipment, the conveying rollers 112 on the same side synchronously rotate through the first synchronous belt and drive the synchronous rod 12 to rotate, and then the conveying roller 112 on the other side is driven to rotate so as to synchronously convey the exercise equipment through the conveying rollers 112 on two sides.
Referring to fig. 1, 3, 4 and 6, the test mechanism 4 includes a second electric telescopic rod 41 fixedly connected to the upper end of the base 1, a synchronizing plate 42 is fixedly connected to the upper end of the second electric telescopic rod 41, sliding grooves are symmetrically formed in front and back of the upper end of the synchronizing plate 42, moving racks 43 are connected to the sliding grooves through first sliding blocks, a plurality of groups of rotating assemblies 44 are arranged on the moving racks 43 from left to right, a telescopic spring 45 is fixedly connected to the left side of the moving racks 43, the other end of the telescopic spring 45 is fixedly connected to the second sliding blocks, the second sliding blocks are slidably arranged in vertical grooves formed in the fixed supporting plates 46, the fixed supporting plates 46 are fixedly connected to the upper end of the base 1, cams 47 are arranged on the right sides of the two moving racks 43, the two cams 47 are fixedly connected to a rotating rod 48, one side of the rotating rod 48 is arranged on a second driving source (not shown in the drawing), the second driving source is fixedly arranged on a mounting plate 111, and the other side of the rotating rod 48 is rotatably connected to another mounting plate 111.
When the device works, the second electric telescopic rod 41 is started to drive the synchronous plate 42 to rise, the synchronous plate 42 is driven to synchronously rise when rising, the telescopic spring 45 on the left side of the movable rack 43 is driven to move upwards in the vertical groove through the second sliding block, in an initial state, the protruding part of the cam 47 is close to the right side of the movable rack 43, the two movable racks 43 gradually have a contact trend with the protruding part of the cam 47 when rising along with the synchronous plate 42, and the upper end of the rotating assembly 44 is driven to pass through between two adjacent cross bars of the exercise equipment when the movable rack 43 contacts with the cam 47.
Referring to fig. 1, 3, 4 and 9, the upper clamping mechanism 2 includes a plurality of arc hooks 21 that are uniformly distributed and rotatably connected to the front and rear fixing plates 13, a C-shaped slot is formed above the arc hooks 21 and located on the fixing plates 13, a support ring 22 is fixedly connected in the C-shaped slot, a rotating rod 23 is rotatably connected in the support ring 22, a rotating plate 24 is fixedly connected in the middle of the rotating rod 23, the upper ends of the plurality of arc hooks 21 are fixedly connected to the rotating plate 24 together, gear rings 25 are arranged at the left and right ends of the rotating rod 23 and located at the outer sides of the C-shaped slot, pushing racks 26 are respectively engaged and connected to the gear rings 25, fixing rods 27 are respectively connected to the pushing racks 26 together, and a plurality of struts 28 are respectively connected to the front and rear fixing rods 27 together; the upper end of the supporting rod 28 in the middle is fixedly connected with a first electric telescopic rod 29, the upper end of the first electric telescopic rod 29 is fixedly connected to the type frame 20, and two ends of the type frame 20 are fixedly connected with the upper ends of the fixing plates 13.
During operation, under the limitation of the initial position of the rotating plate 24, the arc-shaped hook 21 is located above the exercise equipment, when the first electric telescopic rod 29 is started to extend downwards, the supporting rod 28 is driven to move downwards, the supporting rod 28 synchronously drives the fixing rods 27 on the front side and the rear side to move downwards, the fixing rods 27 on the same side synchronously drive the left pushing rack 26 and the right pushing rack 26 to move downwards, the pushing rack 26 is meshed with the gear ring 25 to rotate, the gear ring 25 is arranged on the rotating rod 23, the rotating rod 23 rotates in the supporting ring 22, the rotating rod 23 rotates and simultaneously drives the rotating plate 24 to rotate around the axis of the rotating rod 23, the front rotating plate 24 and the rear rotating plate 24 synchronously rotate, and the rotating plates 24 on the two sides synchronously drive the arc-shaped hooks 21 to limit vertical rods on the two sides of the exercise equipment.
Referring to fig. 3 and 10, the lower clamping mechanism 3 includes a scissor lifting member 31 fixedly connected to the bottom of the groove 14, a lifting plate 32 is connected to the upper end of the scissor lifting member 31, a plurality of support columns 33 are fixedly connected to the upper end surface of the lifting plate 32, the middle parts of the support columns 33 penetrate through the base 1, the upper ends of the support columns 33 are rotatably connected with arc clamping plates 34 which are oppositely arranged in front and back directions, and the front and back arc clamping plates 34 on the same support column 33 are fixedly connected with a connecting spring 35; through holes are formed in four corners of the lifting plate 32, limiting rods 321 are slidably connected in the through holes, and the upper end and the lower end of each limiting rod 321 are fixedly connected in the corresponding groove 14.
First, it is explained that the scissor lift 31 is of the prior art, the structure is not repeated here, the scissor lift 31 is driven by the external drive to lift, the scissor lift 31 is at the lowest position initially, the upper end of the arc clamping plate 34 is lower than the height of the conveying roller 112, when the exercise equipment is conveyed to the test area, the conveying mechanism 11 stops rotating, the scissor lift 31 will drive the lifting plate 32 to lift, the lifting plate 32 moves under the limit of the limit rod 321, the movement is more stable, the lifting plate 32 can simultaneously drive the support columns 33 on the front side and the rear side to synchronously lift, the support columns 33 are arranged between the conveying rollers 112, the arc clamping plates 34 on the support columns 33 and the upper ends are not contacted with the conveying rollers 112, the upper ends of the arc clamping plates 34 are driven to contact the lower ends of the vertical rods of the exercise equipment when the support columns 33 lift, the two arc clamping plates 34 are taken as examples, the middle of the two arc clamping plates 34 form a circular structure, the opening distance of the upper ends of the two arc clamping plates 34 is smaller than that of the vertical rods of the connecting springs 35, the acting force of the two arc clamping plates is smaller than the two vertical rods when the two vertical rods are continuously used for the exercise equipment, and the gravity force of the two vertical rods is increased between the two clamping plates is continuously.
Referring to fig. 5, 7 and 8, the rotating assembly 44 includes a first gear 441 engaged with and connected to the moving rack 43, a second gear 442 is connected above the first gear 441 through a driving belt, the first gear 441 and the second gear 442 are both rotatably connected to a vertical plate 443 at the upper end of the synchronizing plate 42, the vertical plate 443 is correspondingly disposed on the front and rear sides of the moving rack 43, and a striking branched chain 444 is fixedly connected to a rotating shaft of the second gear 442; the knocking branched chain 444 comprises a knocking rod 445 fixedly connected to the rotating shaft of the second gear 442, two ends of the knocking rod 445 are fixedly connected with a first arc plate 446, a plurality of through grooves are formed in the first arc plate 446, the knocking rod 447 is fixedly connected in the through grooves in a sliding mode, an extrusion spring 448 is fixedly connected between the knocking rod 447 and the first arc plate 446, the knocking rod 447 is in contact with the second arc plate 440, the second arc plate 440 is fixedly connected to the knocking rod 445 through a connecting rod, an electric sliding block is connected to the second arc plate 440 in a sliding mode, and an arc-shaped protrusion 449 is fixedly connected to the electric sliding block.
In operation, when the striking branch 444 moves upwards along with the rotating component 44, the striking branch 444 is in a nearly vertical state relative to the synchronous plate 42, the striking branch 444 correspondingly rises to the upper side of the exercise equipment (the length of the first arc 446 and the second arc 440 is smaller than the distance between adjacent cross bars of the exercise equipment), when in test, the two cams 47 simultaneously rotate, repeatedly push the movable rack 43 to reciprocate left and right on the synchronous plate 42, meanwhile, the telescopic spring 45 is repeatedly compressed, the movable rack 43 can drive the first gear 441 to reciprocate and reversely, the first gear 441 synchronously drives the second gear 442 to synchronously rotate through the transmission belt, the striking rod 445 on the second gear 442 synchronously rotates around the rotation axis of the second gear 442 in a reciprocating and forward direction along with the reciprocating and forward rotation of the second gear 442, the first arc plate 446 connected with the two ends of the knocking rod 445 is in reciprocating contact with the cross rod of the exercise equipment, the electric sliding block drives the arc-shaped protrusions 449 to slide on the second arc plate 440, different knocking rods 447 are sequentially driven to protrude out of the through holes of the first arc plate 446, when the knocking rod 445 rotates, the protruding knocking rods 447 are in contact with the cross rod of the exercise equipment at the first time, different knocking rods 447 can simulate different stress directions of the exercise equipment, when the arc-shaped protrusions 449 are not in contact with any knocking rod 447, the arc-shaped surface of the first arc plate 446 is in surface contact with the cross rod of the exercise equipment, different stress conditions can be simulated, here, a point is illustrated that the arc-shaped protrusions 449 are subjected to position adjustment through the electric sliding block, so that stress points tested by the adjacent cross rods of the same exercise equipment are different when the knocking rod 445 rotates for testing, and then can test under a driving force under the stress condition of difference, strike the certain back with corresponding state repeatedly, analyze the montant and the horizontal pole welded part of exercise equipment, if the condition such as crack, deformation do not appear, then exercise equipment welding strength is qualified, otherwise welding strength is unqualified.
In embodiments of the invention, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, or slidably connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle according to the present invention should be covered in the protection scope of the present invention.
Claims (3)
1. Exercise equipment welding strength detection device, its characterized in that: the automatic test device comprises a base (1), wherein conveying mechanisms (11) are symmetrically arranged at the front and back of the upper end of the base (1), the two conveying mechanisms (11) are connected through a synchronizing rod (12), fixed plates (13) which are obliquely arranged are fixedly connected at the front and back ends of the base (1), an upper clamping mechanism (2) is jointly arranged on the two fixed plates (13), a groove (14) is formed in the right side of the base (1), a lower clamping mechanism (3) is arranged in the groove (14), and a test mechanism (4) is arranged on the right side of the upper end of the base (1);
the conveying mechanism (11) comprises two mounting plates (111) which are fixedly connected to the upper end of the base (1) and are symmetrically arranged front and back, a plurality of conveying rollers (112) are rotatably connected between the two mounting plates (111), the conveying rollers (112) in the same conveying mechanism (11) are connected together through a first synchronous belt, the conveying rollers (112) at the leftmost side of the two conveying mechanisms (11) are connected together on a synchronous rod (12), and a first driving source is arranged on the conveying roller (112) of any conveying mechanism (11);
the testing mechanism (4) comprises a second electric telescopic rod (41) fixedly connected to the upper end of the base (1), a synchronous plate (42) is fixedly connected to the upper end of the second electric telescopic rod (41), sliding grooves are symmetrically formed in front of and behind the upper end of the synchronous plate (42), movable racks (43) are connected in the sliding grooves through first sliding blocks, a plurality of groups of rotating components (44) are arranged on the movable racks (43) from left to right, a telescopic spring (45) is fixedly connected to the left side of the movable racks (43), the other end of the telescopic spring (45) is fixedly connected to a second sliding block, the second sliding block is arranged in a vertical groove formed in a fixed supporting plate (46) in a sliding mode, the fixed supporting plate (46) is fixedly connected to the upper end of the base (1), cams (47) are respectively arranged on the right sides of the two movable racks (43), the two cams (47) are fixedly connected to a rotating rod (48), one side of the rotating rod (48) is arranged on a second driving source, the second driving source is fixedly arranged on a mounting plate (111), and the other side of the rotating rod (48) is fixedly connected to another mounting plate (111);
the rotating assembly (44) comprises a first gear (441) which is meshed and connected with the movable rack (43), a second gear (442) is connected above the first gear (441) through a transmission belt, the first gear (441) and the second gear (442) are both rotationally connected with a vertical plate (443) at the upper end of the synchronizing plate (42), the vertical plate (443) is correspondingly arranged at the front side and the rear side of the movable rack (43), and a knocking branched chain (444) is fixedly connected on a rotating shaft of the second gear (442);
the upper clamping mechanism (2) comprises a plurality of arc hooks (21) which are uniformly distributed and rotationally connected to the front fixing plate (13) and the rear fixing plate (13), C-shaped grooves are formed in the upper portions of the arc hooks (21) and located on the fixing plates (13), support rings (22) are fixedly connected in the C-shaped grooves, rotating rods (23) are rotationally connected to the support rings (22), rotating plates (24) are fixedly connected to the middle of the rotating rods (23), the upper ends of the arc hooks (21) are fixedly connected to the rotating plates (24) together, gear rings (25) are arranged at the left end and the right end of the rotating rods (23) and located on the outer sides of the C-shaped grooves, pushing racks (26) are respectively connected to the gear rings (25) in a meshed mode, fixing rods (27) are connected to the pushing racks (26) together, and a plurality of supporting rods (28) are connected to the front fixing rods and the rear fixing rods (27) together;
the lower clamping mechanism (3) comprises a scissor lifting piece (31) fixedly connected to the bottom of the groove (14), the upper end of the scissor lifting piece (31) is connected with a lifting plate (32), the upper end face of the lifting plate (32) is fixedly connected with a plurality of support columns (33), the middle part of each support column (33) penetrates through the base (1), the upper end of each support column is rotatably connected with an arc clamping plate (34) which is oppositely arranged front and back, and the front arc clamping plate (34) and the rear arc clamping plate (34) on the same support column (33) are fixedly connected with a connecting spring (35);
the knocking branched chain (444) comprises a knocking rod (445) fixedly connected to a rotating shaft of the second gear (442), two ends of the knocking rod (445) are fixedly connected with a first arc-shaped plate (446), a plurality of through grooves are formed in the first arc-shaped plate (446), the hitting rod (447) is fixedly connected to the through grooves, an extrusion spring (448) is fixedly connected to the hitting rod (447) and the first arc-shaped plate (446), the hitting rod (447) is in contact with the second arc-shaped plate (440), the second arc-shaped plate (440) is fixedly connected to the knocking rod (445) through a connecting rod, an electric sliding block is connected to the second arc-shaped plate (440) in a sliding mode, and an arc-shaped protrusion (449) is fixedly connected to the electric sliding block.
2. The exercise machine weld strength detection apparatus of claim 1, wherein: the upper end of the supporting rod (28) positioned in the middle is fixedly connected with a first electric telescopic rod (29), the upper end of the first electric telescopic rod (29) is fixedly connected to the type frame (20), and the two ends of the type frame (20) are fixedly connected with the upper ends of the fixing plates (13).
3. The exercise machine weld strength detection apparatus of claim 1, wherein: through holes are formed in four corners of the lifting plate (32), limiting rods (321) are connected in the through holes in a sliding mode, and the upper ends and the lower ends of the limiting rods (321) are fixedly connected in the grooves (14).
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