CN111702469A - Bolt assembling equipment - Google Patents
Bolt assembling equipment Download PDFInfo
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- CN111702469A CN111702469A CN202010491176.7A CN202010491176A CN111702469A CN 111702469 A CN111702469 A CN 111702469A CN 202010491176 A CN202010491176 A CN 202010491176A CN 111702469 A CN111702469 A CN 111702469A
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- 230000007246 mechanism Effects 0.000 claims abstract description 93
- 238000009434 installation Methods 0.000 claims description 38
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
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- 230000001960 triggered effect Effects 0.000 claims description 5
- 230000006872 improvement Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/006—Holding or positioning the article in front of the applying tool
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Abstract
The invention belongs to the technical field of bolt assembly, and particularly relates to bolt assembly equipment which comprises a nut placing platform, a bolt placing platform and a precession driving mechanism, wherein a first correcting mechanism and a second correcting mechanism are arranged in the bolt assembly equipment; the first correction mechanism can ensure that the nuts sequentially enter the nut placing platform in a mode of aligning sharp corners to sharp corners. When the nut and the bolt are connected in a rotating mode, the bolt is driven to rotate, the nut is limited to rotate by the nut placing platform, and the nut and the bolt are connected in a matched mode.
Description
Technical Field
The invention belongs to the technical field of bolt assembly, and particularly relates to bolt assembly equipment.
Background
When the large bolt is sold by a manufacturer, the nut is screwed on the bolt; when the nut is rotated on the bolt, the operation is divided into manual operation and machine operation at present; for manual work, the efficiency is low, and workers are easy to fatigue; for automatic assembly of machines, the current technology transmits bolts and nuts to the upper and lower ends of a rotary assembly device through a transmission device, and screws the bolts to the nuts through the rotary assembly device, and in the assembly process, the efficiency of the whole automatic assembly line is determined by the screwing device, but the current screwing device can only screw one group or two groups of bolts and nuts at the same time, which makes the efficiency of the whole assembly line lower; the invention is necessary to design a device capable of screwing bolts and nuts in large quantities.
The present invention is directed to a bolt assembling apparatus to solve the above problems.
Disclosure of Invention
In order to solve the defects in the prior art, the invention discloses bolt assembling equipment which is realized by adopting the following technical scheme.
A bolt assembling device comprises a nut placing platform, a bolt placing platform and a precession driving mechanism, wherein a nut is placed on the nut placing platform, a bolt is placed on the bolt placing platform, the precession driving mechanism controls the bolt to rotate relative to the nut, and the nut is rotatably arranged at the lower end of the bolt through the precession driving mechanism; the method is characterized in that: the bolt placing platform is fixedly arranged on the upper side of the mounting swing plate, and the nut placing platform is vertically and slidably arranged on the upper side of the mounting swing plate; the nut placing platform is positioned at the lower side of the bolt placing platform; the installation swinging plate is installed on the upper side of the bottom plate in a swinging mode; the bottom plate is fixedly installed on the rack, a hydraulic rod is installed between the bottom plate and the installation swinging plate, and the hydraulic rod is controlled to stretch and control the installation swinging plate to swing up and down relative to the bottom plate.
A first sliding strip and a second sliding strip are respectively installed on two inner side surfaces of the bolt placing platform in a vertically sliding mode, and the first sliding strip is located on the lower side of the second sliding strip on the same side; the two second sliding strips are synchronously connected through two second synchronous structures which are symmetrically distributed, and the two first sliding strips are synchronously connected through two first synchronous structures which are symmetrically distributed; an adjusting mechanism is arranged on one side in the bolt placing platform; the adjusting mechanism is controlled by a fifth motor installed on the bolt placing platform, the fifth motor controls the adjusting mechanism to work, and the adjusting mechanism controls the first sliding strip and the second sliding strip on the same side to respectively slide in opposite directions.
The bolt placing platform is divided into two parts which are symmetrically distributed, and the two parts of the bolt placing platform are respectively installed on the upper side of the installation swinging plate in a sliding mode; the precession driving mechanism is arranged on the upper side of the installation swinging plate and controls the two parts of bolt placing platforms to slide simultaneously in opposite directions.
As a further improvement of the technology, a plurality of fixed rods which are uniformly distributed are fixedly arranged on the upper side of the installation swinging plate, and two guide strips are symmetrically arranged on the upper sides of the fixed rods; the two parts of bolt placing platforms are respectively and slidably arranged on the two guide strips; the nut placing platform is installed on the fixing rod in a vertical sliding mode.
As a further improvement of the technology, one end of one of the two bolt placing platforms, which is close to the hinged end of the mounting swing plate and the bottom plate, is provided with a baffle in a swinging manner, a third motor is mounted on the bolt placing platform, and an output shaft of the third motor is connected with a swing shaft of the baffle; and a limiting plate is arranged at one end of the nut placing platform, which is close to the hinged end of the installation swinging plate and the bottom plate.
As a further improvement of the technology, the nut placing platform is provided with a mounting groove, the placing plate is mounted in the mounting groove through the sliding fit of the guide block and the guide groove, and a plurality of plate springs are uniformly mounted between the placing plate and the bottom surface of the mounting groove.
One side of the nut placing platform, which is far away from one end where the swinging plate and the bottom plate are installed, is provided with a first oblique channel plate, and the first oblique channel plate forms one part of the nut placing platform; the first oblique channel plate is of a hollow structure, two symmetrically-distributed avoidance openings are formed in the side face, facing the inner end of the nut placing platform, of the first oblique channel plate, and a first correcting mechanism is installed in the first oblique channel plate.
The first correcting mechanism comprises a first motor, a belt and belt pulleys, wherein the first motor is arranged on the upper side of the first inclined channel plate, the two belt pulleys are symmetrically arranged in the first inclined channel plate, and one of the two belt pulleys is connected with an output shaft of the first motor; the two belt pulleys are connected through a belt, and one side of the belt, which is close to the inner end of the nut placing platform, penetrates through the two avoiding openings and is positioned in the nut placing platform.
As a further improvement of the technology, two threaded holes are formed in two sides of the nut placing platform; and a lifting driving mechanism for controlling the nut placing platform to lift relative to the mounting swing plate is arranged on the upper side of the mounting swing plate.
The lifting driving mechanism comprises a lifting screw rod, a first gear, a second gear, a third gear and a second motor, wherein the second motor is fixedly arranged on the upper side of the mounting swing plate, the third gear is fixedly arranged on an output shaft of the second motor, the two second gears are rotatably arranged on the upper side of the mounting swing plate, and the two second gears are respectively meshed with the third gear; the lower ends of the two lifting screw rods are rotatably arranged on the upper side of the mounting swing plate, and the two lifting screw rods are respectively matched with the threads of the two threaded holes; the two first gears are fixedly installed on the two lifting screw rods respectively, and the two first gears are meshed with the two second gears in a one-to-one correspondence mode respectively.
As a further improvement of the technology, one end of one of the two bolt placing platforms, which is far away from the hinged end of the mounting swing plate and the bottom plate, is provided with a second inclined channel plate, and the second inclined channel plate and one end of the other bolt placing platform, which corresponds to the other bolt placing platform, form a complete bolt placing platform; the second oblique channel plate is of a hollow structure, two symmetrically-distributed avoidance openings are formed in the side face, facing the inner end of the bolt placing platform, of the second oblique channel plate, and a second correcting mechanism is installed in the second oblique channel plate.
The second correcting mechanism and the first correcting mechanism are completely the same in structure, the first motor is installed on the upper side of the second oblique channel plate, the two belt pulleys are symmetrically installed in the second oblique channel plate, and one of the two belt pulleys is connected with the output shaft of the first motor; the two belt pulleys are connected through a belt, and one side of the belt, which is close to the inner end of the bolt placing platform, penetrates through the two avoiding openings and is positioned in the bolt placing platform.
As a further improvement of the technology, a first mounting chute and a second mounting chute are respectively arranged on two opposite side surfaces of the two bolt placing platforms from top to bottom, and the first mounting chute is positioned on the upper side of the second mounting chute; the second sliding strip is slidably arranged in the first installation sliding groove through a plurality of uniformly distributed third telescopic structures; the first sliding strip is slidably mounted in the second mounting chute through a plurality of uniformly distributed fourth telescopic structures.
The first sliding strips are of a step-shaped structure, the gap between the lower ends of the two first sliding strips is larger than the gap between the upper ends of the two first sliding strips, and when the two first sliding strips slide without being triggered, the gap between the upper ends of the two first sliding strips is larger than the diameter of the threaded end of the lower end of the bolt.
When the two second sliding strips do not slide in a triggering mode, a gap is formed between the two second sliding strips under the action of the third telescopic structure, and the gap is larger than the distance between two symmetrical side faces of the hexagon head at the upper end of the bolt.
As a further improvement of the technology, two symmetrical first sliding grooves and two symmetrical second sliding grooves are respectively formed at two ends of the bolt placing platform; the first sliding strip is provided with a first T-shaped sliding groove; and a second T-shaped sliding groove is arranged on the second sliding strip.
The first synchronous mechanism comprises a first fixing plate, a fifth gear and a second rack, wherein the first fixing plate is fixedly arranged on the upper sides of the two guide strips; the fifth gear is rotatably installed on one side of the first fixing plate, one end of each second rack is fixedly provided with a first T-shaped sliding block, one end of each second rack provided with the first T-shaped sliding block is installed on the two first sliding strips through the sliding fit of the first T-shaped sliding block and the first T-shaped sliding groove, and the other ends of the two second racks penetrate through second sliding grooves formed in the bolt placing platform and are respectively meshed with the fifth gear; and one ends of the two second racks, which are meshed with the fifth gear, are positioned at the upper side and the lower side of the fifth gear.
The second synchronous mechanism comprises a second fixing plate, a sixth gear and a third rack, wherein the second fixing plate is fixedly arranged on the upper side of the bolt placing platform; the sixth gear is rotatably installed on one side of the second fixing plate, one end of each third rack is fixedly provided with a second T-shaped sliding block, one end of each of the two third racks provided with the second T-shaped sliding blocks is installed on the two second sliding strips through the sliding fit of the second T-shaped sliding blocks and the second T-shaped sliding grooves, and the other ends of the two third racks penetrate through the first sliding grooves formed in the bolt placing platform and are respectively meshed with the sixth gear; and one ends of the two third racks, which are meshed with the sixth gear, are positioned at the upper side and the lower side of the sixth gear.
As a further improvement of the technology, the precession driving mechanism comprises a fourth motor, a first rack, a fourth gear, a first connecting plate and a motor support, wherein the fourth motor is mounted on the upper sides of the two guide bars through the motor support; the fourth gear is fixedly arranged on an output shaft of the fourth motor, and one ends of the two first connecting plates are respectively and fixedly arranged on the two bolt placing platforms; the other ends of the two first connecting plates are respectively and fixedly provided with a first rack, and the two first racks are respectively meshed with the fourth gear.
The upper ends of the two first sliding strips are respectively provided with a rubber strip.
As a further improvement of the technology, one side of the bolt placing platform is provided with an avoiding groove, and the upper end surface of one side of the avoiding groove, which is arranged in the bolt placing platform, is provided with a limiting groove.
The adjusting mechanism comprises a limiting spring, a limiting block, a clamping block, a first reset spring, a first telescopic structure, a third rack, a fifth motor, a seventh gear, a fourth rack, a second telescopic structure, a limiting strip and a second reset spring, wherein the fifth motor is arranged on the inner side of the bolt placing platform, the seventh gear is fixedly arranged on an output shaft of the fifth motor, and the first reset spring is arranged on the inner side of the first telescopic structure; one end of the first telescopic structure is fixedly arranged on the corresponding second slide bar; a second return spring is arranged on the inner side of the second telescopic structure; one end of the second telescopic structure is fixedly arranged on the corresponding first slide bar; the fourth rack is fixedly arranged at the other end of the first telescopic structure and meshed with the seventh gear; the fifth rack is fixedly arranged at the other end of the second telescopic structure and meshed with the seventh gear; the fourth rack and the fifth rack are respectively positioned at the upper side and the lower side of the fifth gear; a limiting strip is arranged in the bolt placing platform and matched with the telescopic outer sleeve of the second telescopic structure; the clamping block is arranged on the telescopic outer sleeve of the first telescopic structure, the limiting block is arranged in the limiting groove in a sliding mode, one end of the limiting block is provided with two chamfers, and a limiting spring is arranged between the other end of the limiting block and the inner end face of the limiting groove; the angle of one chamfer facing the inner side of the bolt placing platform in the two chamfers of the limiting block is larger than that of the other chamfer; the limiting block is matched with the clamping block.
Compared with the traditional bolt assembling technology, the bolt assembling method has the following beneficial effects:
1. according to the invention, the first sliding strip and the second sliding strip are arranged on the bolt placing platform, and after the bolt is placed on the bolt placing platform, the bolt is clamped through the two second sliding strips which are symmetrically distributed, so that a hexagon head at the upper end of the bolt is placed in the bolt placing platform in a mode of sharp corner to sharp corner; when the bolt and the nut are connected in a rotating mode, the two first sliding strips are firstly contacted with a smooth area on the bolt through the adjusting mechanism to fix the bolt, then the two second sliding strips are loosened, and finally the bolt is screwed in by driving the two first sliding strips with opposite directions and the same speed, so that the bolt rotating in situ is connected with the corresponding nut; the first sliding strip and the second sliding strip designed by the invention can be suitable for a plurality of bolts and nuts at one time, so that the use is more convenient, and the working efficiency is higher.
2. The first correcting mechanism and the second correcting mechanism are arranged, and the second correcting mechanism can ensure that the hexagon heads at the upper end of the bolt sequentially enter the bolt placing platform in a mode of sharp corner to sharp corner; the first correction mechanism can ensure that the nuts sequentially enter the nut placing platform in a mode of aligning sharp corners to sharp corners.
3. When the nut and the bolt are connected in a rotating mode, the bolt is driven to rotate, the nut is limited to rotate by the nut placing platform, and the nut and the bolt are connected in a matched mode.
Drawings
Fig. 1 is an external view of an entire part.
FIG. 2 is a schematic view of the installation of the wobble plate.
Fig. 3 is a schematic view of the arrangement of the nut placement platform and the bolt placement platform.
Figure 4 is a schematic view of the installation of the first corrective mechanism.
Fig. 5 is a schematic structural view of a nut placing platform.
Fig. 6 is a schematic view of the corrective mechanism.
Fig. 7 is a schematic view of the structure of the placement board.
Fig. 8 is a schematic structural view of the elevation driving mechanism.
Fig. 9 is an external view of the bolt placing platform.
Fig. 10 is a first synchronization mechanism installation schematic.
Fig. 11 is a schematic view of a first synchronization mechanism arrangement.
Fig. 12 is a second synchronization mechanism installation schematic.
Fig. 13 is a schematic view of a second synchronization mechanism distribution.
Fig. 14 is a schematic view of adjustment mechanism installation.
Fig. 15 is a schematic view of the installation of the precession drive mechanism.
Fig. 16 is a schematic view of a bolt placement platform.
Fig. 17 is a schematic view of the distribution of the second diagonal passage plate.
Fig. 18 is a schematic view of the first synchronization mechanism.
Fig. 19 is a schematic view of the second synchronizing mechanism.
Fig. 20 is a schematic view of the adjustment mechanism.
Number designation in the figures: 1. a base plate; 2. a hydraulic lever; 3. installing a swinging plate; 4. a nut placement platform; 5. a bolt placement platform; 6. a first synchronization mechanism; 7. a precession drive mechanism; 8. a second synchronization mechanism; 9. fixing the rod; 10. a guide strip; 11. a lifting screw rod; 12. a first corrective mechanism; 13. a lifting drive mechanism; 14. placing the plate; 15. a threaded hole; 16. mounting grooves; 17. a first inclined passage plate; 18. avoiding the mouth; 19. a first motor; 20. a belt; 21. a belt pulley; 22. a plate spring; 23. a first gear; 24. a second gear; 25. a third gear; 26. a second motor; 27. a second corrective mechanism; 28. a baffle plate; 29. a third motor; 30. a first slide bar; 31. a second slide bar; 32. an adjustment mechanism; 33. a fourth motor; 34. a first rack; 35. a fourth gear; 36. a first connecting plate; 37. supporting a motor; 38. a first chute; 39. a second chute; 40. a first mounting chute; 41. a second mounting chute; 42. a limiting groove; 43. an avoidance groove; 44. a first fixing plate; 45. a fifth gear; 46. a second rack; 47. a first T-shaped slider; 48. a first T-shaped chute; 49. a rubber strip; 50. a second fixing plate; 51. a third rack; 52. a second T-shaped chute; 53. a sixth gear; 54. a second T-shaped slider; 55. a limiting spring; 56. a limiting block; 57. a clamping block; 58. a first return spring; 59. a first telescoping structure; 60. a fourth rack; 61. a fifth motor; 62. a seventh gear; 63. a fifth rack; 64. a second telescoping structure; 65. a limiting strip; 66. a second return spring; 67. a second diagonal passage plate; 69. a third telescopic structure; 70. a fourth telescoping structure; 71. and a limiting plate.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples or figures are illustrative of the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, the device comprises a nut placing platform 4, a bolt placing platform 5 and a precession driving mechanism 7, wherein a nut is placed on the nut placing platform 4, a bolt is placed on the bolt placing platform 5, the precession driving mechanism 7 controls the bolt to rotate relative to the nut, and the nut is rotatably mounted at the lower end of the bolt through the precession driving mechanism 7; the method is characterized in that: as shown in fig. 3, the bolt placing platform 5 is fixedly installed on the upper side of the installation swing plate 3, and the nut placing platform 4 is installed on the upper side of the installation swing plate 3 in a vertically sliding manner; the nut placing platform 4 is positioned at the lower side of the bolt placing platform 5; the installation swinging plate 3 is installed on the upper side of the bottom plate 1 in a swinging mode; as shown in fig. 2, the bottom plate 1 is fixedly mounted on the frame, a hydraulic rod 2 is mounted between the bottom plate 1 and the mounting swing plate 3, and the hydraulic rod 2 is controlled to stretch and control the mounting swing plate 3 to swing up and down relative to the bottom plate 1.
As shown in fig. 10 and 12, a first slide bar 30 and a second slide bar 31 are respectively installed on two inner side surfaces of the bolt placement platform 5 in a vertically sliding manner, and the first slide bar 30 is located on the lower side of the second slide bar 31 on the same side; as shown in fig. 9, the two second sliding bars 31 are synchronously connected by two second synchronization structures which are symmetrically distributed, and the two first sliding bars 30 are synchronously connected by two first synchronization structures which are symmetrically distributed; an adjusting mechanism 32 is arranged on one side in the bolt placing platform 5; the adjusting mechanism 32 is controlled by a fifth motor 61 installed on the bolt placing platform 5, the fifth motor 61 controls the adjusting mechanism 32 to work, and the adjusting mechanism 32 controls the first slide bar 30 and the second slide bar 31 on the same side to respectively slide in opposite directions.
As shown in fig. 16 and 17, the bolt placing platform 5 is divided into two symmetrically distributed parts, and the two bolt placing platforms 5 are respectively installed on the upper side of the installation swinging plate 3 in a sliding manner; the screw driving mechanism 7 is installed on the upper side of the installation swing plate 3, and the screw driving mechanism 7 controls the two bolt placing platforms 5 to slide simultaneously in opposite directions.
After the bolt is placed on the bolt placing platform 5, the bolt is clamped by the two second sliding strips 31 which are symmetrically distributed, so that a hexagon head at the upper end of the bolt is placed in the bolt placing platform 5 in a mode of aligning a sharp angle to a sharp angle; sufficient rotation space is provided to prevent the bolts from influencing each other during the rotation process; when the bolt and the nut are connected in a rotating mode, the fifth motor 61 firstly controls the two first sliding strips 30 to gradually approach towards the bolt through the adjusting mechanism 32, after the two first sliding strips 30 are completely contacted with the outer circular surface of the bolt, the two second sliding strips 31 start to gradually disengage from the hexagon head on the bolt, and the pressure of the two first sliding strips 30 on the bolt is gradually increased along with the sliding of the two second sliding strips 31.
The first synchronization mechanism 6 is designed to ensure that the two first sliding strips 30 can keep synchronous sliding during sliding, and simultaneously approach to or simultaneously get away from the bolt.
The second synchronization mechanism 8 is designed to ensure that the two second sliding strips 31 can keep synchronous sliding during sliding, and simultaneously move close to the bolt or simultaneously move away from the bolt.
As shown in fig. 2, a plurality of fixing rods 9 are uniformly distributed and fixedly installed on the upper side of the installation swing plate 3, and two guide bars 10 are symmetrically installed on the upper side of the fixing rods 9; the two parts of bolt placing platforms 5 are respectively installed on the two guide strips 10 in a sliding manner; the nut placing platform 4 is installed on the fixing rod 9 in a vertical sliding mode. The fixing rod 9 plays a guiding role for the nut placing platform 4.
As shown in fig. 9, one of the two bolt placing platforms 5 is provided with a baffle plate 28 at one end close to the hinged end of the mounting swing plate 3 and the bottom plate 1, a third motor 29 is mounted on the bolt placing platform 5, and an output shaft of the third motor 29 is connected with a swing shaft of the baffle plate 28; as shown in fig. 1, a limit plate 71 is mounted at one end of the nut placing platform 4 near the hinged end of the mounting swing plate 3 and the bottom plate 1. The opening and closing of the shutter 28 is controlled by a third motor 29.
As shown in fig. 5, the nut placement platform 4 has a mounting groove 16, as shown in fig. 4, the placement plate 14 is mounted in the mounting groove 16 by the sliding fit of the guide block and the guide groove, as shown in fig. 7, and a plurality of leaf springs 22 are uniformly mounted between the placement plate 14 and the bottom surface of the mounting groove 16. The placing plate 14 of the invention can slide up and down in the mounting groove 16, and the lower side is provided with a plate spring 22; the designed plate spring 22 and the placing plate 14 can prevent the interference of the nut and the bolt due to improper matching in the process of rotating connection; when the nut and the bolt are extruded mutually due to improper matching, the nut can move downwards relative to the bolt until being matched with the bolt.
As shown in fig. 5, a first inclined channel plate 17 is provided on a side of the nut placing platform 4 away from one end of the hinged end of the mounting swing plate 3 and the bottom plate 1, and the first inclined channel plate 17 forms a part of the nut placing platform 4; the first oblique channel plate 17 is a hollow structure, and two symmetrically distributed avoidance ports 18 are formed in the side surface facing the inner end of the nut placing platform 4, as shown in fig. 4, and a first correcting mechanism 12 is installed in the first oblique channel plate 17.
As shown in fig. 6, the first straightening mechanism 12 includes a first motor 19, a belt 20, and pulleys 21, wherein the first motor 19 is installed on the upper side of the first inclined channel plate 17, two pulleys 21 are symmetrically installed in the first inclined channel plate 17, and one pulley 21 of the two pulleys 21 is connected to an output shaft of the first motor 19; the two belt pulleys 21 are connected by a belt 20, and one side of the belt 20 close to the inner end of the nut placing platform 4 passes through the two avoiding openings 18 and is positioned in the nut placing platform 4.
After the nut is placed at the inlet of the nut placing platform 4, the nut cannot be matched with the groove body in the nut placing platform 4 at times due to different placing angles of the nut, the groove body of the nut placing platform 4 designed by the invention can enable the nut to be placed in a mode of leading the sharp corners to be opposite to the sharp corners, if the sharp corners face the end faces of the two sides of the groove body, the width of the groove body does not allow the nut to enter, in this state, when the nut with the opposite placing angle moves to the tail end of the first inclined channel from the initial section of the first inclined channel, the nut can be clamped, at the moment, under the action of the belt 20, the nut can be pushed to move outwards, the angle is continuously adjusted while the nut moves, and the nut can enter the groove body on the nut placing platform 4 until the angle is proper; in the present invention, the first motor 19 is operated to rotate the belt pulley 21 mounted on the output shaft thereof, and the belt pulley 21 moves the belt 20. The nut can be ensured to enter the nut placing platform 4 at the same angle through the arranged first correcting mechanism 12.
As shown in fig. 5, two threaded holes 15 are opened on two sides of the nut placing platform 4; the upper side of the installation swinging plate 3 is provided with a lifting driving mechanism 13 for controlling the nut placing platform 4 to lift relative to the installation swinging plate 3.
As shown in fig. 8, the lifting driving mechanism 13 includes a lifting screw 11, a first gear 23, a second gear 24, a third gear 25, and a second motor 26, wherein the second motor 26 is fixedly installed on the upper side of the mounting swing plate 3, the third gear 25 is fixedly installed on the output shaft of the second motor 26, two second gears 24 are rotatably installed on the upper side of the mounting swing plate 3, and the two second gears 24 are respectively engaged with the third gear 25; the lower ends of the two lifting screw rods 11 are rotatably arranged on the upper side of the mounting swing plate 3, and the two lifting screw rods 11 are respectively matched with the threads of the two threaded holes 15; the two first gears 23 are respectively and fixedly installed on the two lifting screw rods 11, and the two first gears 23 are correspondingly and respectively meshed with the two second gears 24 one by one.
According to the invention, when the nut and the bolt are connected in a rotating manner, the bolt is driven to rotate, the nut is limited to rotate by the nut placing platform 4, and at the moment, in order to better enable the nut and the bolt to be connected in a matching manner, the nut placing platform 4 is driven to move upwards while the bolt rotates, the nut placing platform 4 drives the nut to move upwards, and the nut moves upwards to adapt to the rotation of the bolt, so that the nut and the bolt can be smoothly connected in a matching manner.
As shown in fig. 17, one end of one of the two bolt placing platforms 5, which is far away from the hinged end where the swing plate 3 and the bottom plate 1 are installed, is provided with a second inclined channel plate 67, and the second inclined channel plate 67 and one end of the other bolt placing platform 5, which corresponds to the other bolt placing platform, form the complete bolt placing platform 5; the second inclined channel plate 67 is a hollow structure, and two symmetrically distributed avoidance ports 18 are formed in the side surface facing the inner end of the bolt placement platform 5, as shown in fig. 9 and 14, and a second correction mechanism 27 is installed in the second inclined channel plate 67.
The second correcting mechanism 27 and the first correcting mechanism 12 have the same structure, the first motor 19 is installed on the upper side of the second inclined channel plate 67, the two belt pulleys 21 are symmetrically installed in the second inclined channel plate 67, and one of the two belt pulleys 21 is connected with the output shaft of the first motor 19; the two belt pulleys 21 are connected by a belt 20, and one side of the belt 20 near the inner end of the bolt placing platform 5 passes through the two avoiding openings 18 and is positioned in the bolt placing platform 5.
In the invention, after the bolt is placed at the inlet of the bolt placing platform 5, because the placing angle of the bolt is different, sometimes the hexagon head at the upper end of the bolt cannot be matched with the groove body formed by the two second sliding strips 31 at the upper end of the bolt placing platform 5, when the two second sliding strips 31 designed by the invention are not triggered to slide, the distance between the two ends can ensure that the hexagon head at the upper end of the bolt is placed in a mode of pointed angle to pointed angle, if the pointed angle end faces the end surfaces at the two sides of the groove body, the width of the slot body does not allow the bolt to enter, in this state, after the bolt with the unpaired placing angle moves from the initial section of the second inclined channel to the tail end of the second inclined channel, is locked, at the moment, under the action of the belt 20, the hexagon head at the upper end of the bolt is pushed to move outwards, the angle is continuously adjusted while moving until the angle is proper, and the bolt can enter the groove body at the upper end of the bolt placing platform 5. The second correcting mechanism 27 can ensure that the bolts enter the bolt placing platform 5 at the same angle.
As shown in fig. 17, the two opposite side surfaces of the two bolt placing platforms 5 are respectively provided with a first mounting chute 40 and a second mounting chute 41 from top to bottom, and the first mounting chute 40 is located at the upper side of the second mounting chute 41; as shown in fig. 12 and 13, the second slide bar 31 is slidably mounted in the first mounting chute 40 through a plurality of uniformly distributed third telescopic structures 69; as shown in fig. 10 and 11, the first slide bar 30 is slidably mounted in the second mounting chute 41 through a plurality of uniformly distributed fourth telescopic structures 70.
As shown in fig. 10 and 11, the first slide bars 30 are of a step-like structure, and the gap between the lower ends of the two first slide bars 30 is larger than the gap between the upper ends of the two first slide bars 30, so that the lower ends of the two first slide bars 30 are prevented from contacting with the threaded portions of the bolt when the two first slide bars 30 clamp the bolt, and the threaded portions are prevented from being worn during the rotation of the bolt; when the two first sliding strips 30 slide without being triggered, the gap between the upper ends of the two first sliding strips is larger than the diameter of the threaded end of the lower end of the bolt; the reason for this design can guarantee that the bolt can be put into from top to bottom. The bolt is not a hexagon head bolt, the lower end of the bolt is a threaded part, and the middle part of the bolt is provided with a smooth section.
When the two second sliding strips 31 slide without being triggered, under the action of the third telescopic structure 69, a gap is formed between the two second sliding strips 31, and the gap is larger than the distance between two symmetrical side surfaces of the hexagon head at the upper end of the bolt; the clearance between the two second sliding strips 31 cannot be too large, which prevents the clearance from being too small or just unfavorable for the bolt to enter, and is preferably 1.1 times the distance between the two parallel surfaces of the hexagon head.
As shown in fig. 16, two symmetrical first sliding grooves 38 and two symmetrical second sliding grooves 39 are respectively formed at two ends of the bolt placing platform 5; as shown in fig. 18 and 19, the first slide 30 is provided with a first T-shaped chute 48; a second T-shaped runner 52 is mounted on the second slide bar 31.
As shown in fig. 10, 11 and 18, the first synchronization mechanism 6 includes a first fixing plate 44, a fifth gear 45 and a second rack 46, wherein the first fixing plate 44 is fixedly installed on the upper sides of the two guide bars 10; the fifth gear 45 is rotatably mounted on one side of the first fixing plate 44, one end of each second rack 46 is fixedly provided with a first T-shaped sliding block 47, one end of each second rack 46, which is provided with the first T-shaped sliding block 47, is mounted on the two first sliding bars 30 through the sliding fit of the first T-shaped sliding block 47 and the first T-shaped sliding groove 48, and the other ends of the two second racks 46 penetrate through the second sliding grooves 39 formed in the bolt placing platform 5 to be respectively meshed with the fifth gear 45; one ends of the two second racks 46 engaged with the fifth gear 45 are located at upper and lower sides of the fifth gear 45. When one of the two second racks 46 slides, the second rack 46 drives the other second rack 46 to slide through the fifth gear 45; the synchronization of the two second toothed racks 46 is ensured by the fifth gear 45. The cooperation of the first T-shaped sliding block 47 and the first T-shaped sliding slot 48 can ensure that the two second racks 46 can pull the two first sliding bars 30 to slide, and meanwhile, the two first sliding bars 30 cannot interfere with the first synchronization mechanism 6 fixed on the two guide bars 10 when the bolt placement platform 5 is driven to slide.
As shown in fig. 12, 13 and 19, the second synchronizing mechanism 8 includes a second fixing plate 50, a sixth gear 53 and a third rack 51, wherein the second fixing plate 50 is fixedly installed on the upper side of the bolt placing platform 5; the sixth gear 53 is rotatably mounted on one side of the second fixing plate 50, one end of each third rack 51 is fixedly mounted with a second T-shaped slider 54, one end of each third rack 51, which is provided with the second T-shaped slider 54, is mounted on the two second slide bars 31 through the sliding fit of the second T-shaped slider 54 and the second T-shaped sliding groove 52, and the other ends of the two third racks 51 penetrate through the first sliding grooves 38 formed in the bolt placing platform 5 and are respectively meshed with the sixth gear 53; one ends of the two third racks 51 engaged with the sixth gear 53 are located at upper and lower sides of the sixth gear 53. When one of the two third racks 51 slides, the third rack 51 drives the other third rack 51 to slide through the sixth gear 53; the synchronism of the two third racks 51 is ensured by the sixth gear 53. The cooperation of the second T-shaped sliding block 54 and the second T-shaped sliding groove 52 can ensure that the two third racks 51 can pull the two second sliding bars 31 to slide, and meanwhile, the two second sliding bars 31 cannot interfere with the second synchronization mechanism 8 fixed on the two guide bars 10 when the bolt placement platform 5 is driven to slide.
As shown in fig. 15, the screw driving mechanism 7 includes a fourth motor 33, a first rack 34, a fourth gear 35, a first connecting plate 36, and a motor support 37, wherein the fourth motor 33 is mounted on the upper sides of the two guide bars 10 through the motor support 37; the fourth gear 35 is fixedly installed on the output shaft of the fourth motor 33, and one ends of the two first connecting plates 36 are respectively and fixedly installed on the two bolt placing platforms 5; the other ends of the two first connecting plates 36 are respectively fixedly provided with a first rack 34, and the two first racks 34 are respectively meshed with the fourth gear 35.
As shown in fig. 18, the upper ends of the two first slide bars 30 are respectively provided with a rubber strip 49; rubber strip 49 functions to increase the friction between first slide 30 and the bolt.
As shown in fig. 17, an avoiding groove 43 is formed on one side of the bolt placing platform 5, and a limiting groove 42 is formed on the upper end surface of the bolt placing platform 5 on the side having the avoiding groove 43.
As shown in fig. 14 and 20, the adjusting mechanism 32 includes a limiting spring 55, a limiting block 56, a clamping block 57, a first return spring 58, a first telescopic structure 59, a third rack 51, a fifth motor 61, a seventh gear 62, a fourth rack 60, a second telescopic structure 64, a limiting strip 65, and a second return spring 66, wherein the fifth motor 61 is installed inside the bolt placing platform 5, the seventh gear 62 is fixedly installed on an output shaft of the fifth motor 61, and the first return spring 58 is installed inside the first telescopic structure 59; one end of the first telescopic structure 59 is fixedly arranged on the corresponding second slide bar 31; a second return spring 66 is arranged on the inner side of the second telescopic structure 64; one end of the second telescopic structure 64 is fixedly mounted on the corresponding first slide bar 30; the fourth rack 60 is fixedly arranged at the other end of the first telescopic structure 59, and the fourth rack 60 is meshed with the seventh gear 62; the fifth rack 63 is fixedly arranged at the other end of the second telescopic structure 64, and the fifth rack 63 is meshed with the seventh gear 62; the fourth rack 60 and the fifth rack 63 are respectively positioned at the upper and lower sides of the fifth gear 45; a limiting strip 65 is arranged in the bolt placing platform 5, and the limiting strip 65 is matched with the telescopic outer sleeve of the second telescopic structure 64; the fixture block 57 is mounted on the telescopic outer sleeve of the first telescopic structure 59, the limiting block 56 is slidably mounted in the limiting groove 42, one end of the limiting block 56 is provided with two chamfers, and a limiting spring 55 is mounted between the other end of the limiting block 56 and the inner end surface of the limiting groove 42; the angle of one chamfer facing the inner side of the bolt placing platform 5 in the two chamfers of the limiting block 56 is larger than that of the other chamfer; the stopper 56 is engaged with the latch 57. The two chamfers are designed differently so that the latch 57 is not easily restored when it is restored.
The specific working process is as follows: in the initial state, the third telescopic structure 69 is in the longest state, and the first return spring 58 is preloaded; the second return spring 66 is preloaded; the second telescoping structure 64 is in the longest position.
When the bolt and nut assembling equipment designed by the invention is used, firstly, the hydraulic rod 2 is controlled to extend, so that the hydraulic rod drives the installation swinging plate 3 to swing upwards by a certain angle; meanwhile, the baffle 28 on the bolt placing platform 5 is closed to be tightly attached to the end face of the bolt placing platform 5, and then the bolt and the nut are respectively and sequentially placed on the bolt placing platform 5 and the nut placing platform 4; the nut which slides into the nut placing platform 4 can be tightly attached and placed in the nut placing platform 4 in a mode of sharp angles in the same direction to sharp angles, and one end of the nut which is close to the hinged end of the installation swinging plate 3 and the bottom plate 1 is contacted with a limiting plate 71 which is installed on the nut placing platform 4; bolts placed in the bolt placing platform 5 are tightly attached to the bolt placing platform 5 in the same direction in a mode that sharp corners of hexagonal heads are opposite to sharp corners, and one end, close to the hinged end of the installation swinging plate 3 and the bottom plate 1, is in contact with the baffle 28; after the nuts and the bolts are placed, the lower side of each bolt corresponds to one nut; after the placement is finished, the hydraulic rod 2 is controlled to retract, so that the hydraulic rod drives the installation swinging plate 3 to swing downwards and flatly.
Then, the fifth motor 61 is controlled to work, the fifth motor 61 drives the seventh gear 62 to rotate, the seventh gear 62 drives the fourth rack 60 and the fifth rack 63 to slide, and because the first return spring 58 designed by the invention is a compression spring, when the sliding starts, the fourth rack 60 drives the telescopic inner rod of the first telescopic structure 59 to slide, the first return spring 58 releases pressure, the second slider 31 is static, and the second return spring 66 designed by the invention is a compression spring, at this time, the fifth rack 63 slides to drive the telescopic outer sleeve in the second telescopic structure 64 to be separated from the limit strip 65; when the second telescopic structure 64 drives the first slide bar 30 to contact with the bolt and generate a certain pressure, the first return spring 58 releases the pressure completely, the fourth rack 60 drives the first telescopic structure 59 to drive the second slide bar 31 to slide, the first telescopic structure 59 slides to extrude the limiting block 56 through the clamping block 57 mounted on the first telescopic structure to enable the limiting block 56 to slide towards the limiting groove 42, in the process, the pressure of the first slide bar 30 on the bolt is gradually increased along with the sliding of the two second slide bars 31, when the clamping block 57 on the first telescopic structure 59 is completely separated from the limiting block 56, the sliding is stopped, the fifth motor 61 stops working, and the first slide bar 30 generates a certain pressure on the bolt.
Then, the fourth motor 33 is controlled to work, when the fourth motor 33 works, the fourth motor can drive the fourth rotation installed on the output shaft of the fourth motor, the fourth gear 35 drives the two first racks 34 to slide, the two first racks 34 slide to drive the two first connecting plates 36 to slide, and the two first connecting plates 36 drive the two bolt placing platforms 5 to slide in opposite directions; the two bolt placing platforms 5 slide to drive the two first sliding strips 30 to slide, the two first sliding strips 30 slide to drive each bolt to rotate around the axis of the bolt, the second motor 26 is controlled to work while rotating, the second motor 26 can drive the third gear 25 arranged on the output shaft of the second motor to rotate when working, the third gear 25 rotates to drive the two second gears 24 to rotate, the two second gears 24 rotate to drive the two first gears 23 to rotate, the two first gears 23 rotate to drive the two lifting screw rods 11 to rotate, as the lower ends of the lifting screw rods 11 are rotatably arranged on the installation swinging plate 3, the nut placing platform 4 is in threaded fit with the two lifting screw rods 11, and the nut placing platform 4 can only slide up and down under the guidance of the fixed rod 9, therefore, when the two lifting screw rods 11 rotate, the two lifting screw rods 11 drive the nut placing platform 4 to move upwards to feed the nut.
After the bolt and the nut are matched in a rotating mode, the fifth motor 61 is controlled to work, so that the telescopic inner rod of the second telescopic structure 64 moves towards the direction far away from the bolt, and meanwhile, the telescopic inner rod of the first telescopic structure 59 moves towards the direction close to the bolt; initially, the bellows of the second telescoping structure 64 is not moved due to the compression of the second return spring 66; after the second telescopic structure 64 extends to the longest length, the telescopic sleeve of the second telescopic structure 64 drives the first slide bar 30 to be far away from the bolt, and at the moment, the second slide bar 31 is not reset along with the telescopic sleeve of the first telescopic structure 59 is limited by the limiting block 56 due to the clamping block 57; at this time, the bolt is not pressed by the first and second slides 30 and 31, and the fifth motor 61 stops moving. Then, the hydraulic rod 2 is controlled to extend, so that the hydraulic rod drives the installation swinging plate 3 to swing upwards for a certain angle, and the baffle 28 is controlled to be opened; when the nut is rotatably installed, the lower end of the nut is gradually separated from the limit plate 71, and after the nut is installed, the limit plate 71 loses the limit on the nut; at the moment, the nuts and the bolts which are connected and installed can automatically slide downwards under the action of self gravity and are collected by a collecting box on the lower side; the fifth motor 61 is continuously driven to enable the telescopic inner rod of the first telescopic structure 59 to continuously move, the compression force of the first return spring 58 is gradually increased, the fixture block 57 has enough strength to pass through the chamfer of the limiting block 56, and after the fixture block 57 passes through the limiting block 56, the telescopic sleeve drives the third telescopic structure 69 to reset under the action of the first return spring 58.
Claims (10)
1. A bolt assembling device comprises a nut placing platform, a bolt placing platform and a precession driving mechanism, wherein a nut is placed on the nut placing platform, a bolt is placed on the bolt placing platform, the precession driving mechanism controls the bolt to rotate relative to the nut, and the nut is rotatably arranged at the lower end of the bolt through the precession driving mechanism; the method is characterized in that: the bolt placing platform is fixedly arranged on the upper side of the mounting swing plate, and the nut placing platform is vertically and slidably arranged on the upper side of the mounting swing plate; the nut placing platform is positioned at the lower side of the bolt placing platform; the installation swinging plate is installed on the upper side of the bottom plate in a swinging mode; the bottom plate is fixedly arranged on the rack, a hydraulic rod is arranged between the bottom plate and the installation swinging plate, and the hydraulic rod is controlled to stretch and control the installation swinging plate to swing up and down relative to the bottom plate;
a first sliding strip and a second sliding strip are respectively installed on two inner side surfaces of the bolt placing platform in a vertically sliding mode, and the first sliding strip is located on the lower side of the second sliding strip on the same side; the two second sliding strips are synchronously connected through two second synchronous structures which are symmetrically distributed, and the two first sliding strips are synchronously connected through two first synchronous structures which are symmetrically distributed; an adjusting mechanism is arranged on one side in the bolt placing platform; the adjusting mechanism is controlled by a fifth motor arranged on the bolt placing platform, the fifth motor controls the adjusting mechanism to work, and the adjusting mechanism controls the first slide bar and the second slide bar on the same side to respectively slide in opposite directions;
the bolt placing platform is divided into two parts which are symmetrically distributed, and the two parts of the bolt placing platform are respectively installed on the upper side of the installation swinging plate in a sliding mode; the precession driving mechanism is arranged on the upper side of the installation swinging plate and controls the two parts of bolt placing platforms to slide simultaneously in opposite directions.
2. The bolt assembling apparatus according to claim 1, wherein: a plurality of fixed rods which are uniformly distributed are fixedly arranged on the upper side of the installation swinging plate, and the two guide strips are symmetrically arranged on the upper sides of the fixed rods; the two parts of bolt placing platforms are respectively and slidably arranged on the two guide strips; the nut placing platform is installed on the fixing rod in a vertical sliding mode.
3. The bolt assembling apparatus according to claim 1, wherein: one end of one of the two bolt placing platforms, which is close to the hinged end of the mounting swing plate and the bottom plate, is provided with a baffle in a swinging mode, a third motor is mounted on the part of the bolt placing platform, and an output shaft of the third motor is connected with a swing shaft of the baffle; and a limiting plate is arranged at one end of the nut placing platform, which is close to the hinged end of the installation swinging plate and the bottom plate.
4. The bolt assembling apparatus according to claim 1, wherein: the nut placing platform is provided with a mounting groove, the placing plate is arranged in the mounting groove through the sliding fit of the guide block and the guide groove, and a plurality of plate springs are uniformly arranged between the placing plate and the bottom surface of the mounting groove;
one side of the nut placing platform, which is far away from one end where the swinging plate and the bottom plate are installed, is provided with a first oblique channel plate, and the first oblique channel plate forms one part of the nut placing platform; the first oblique channel plate is of a hollow structure, two symmetrically distributed avoidance ports are formed in the side surface facing the inner end of the nut placing platform, and a first correcting mechanism is installed in the first oblique channel plate;
the first correcting mechanism comprises a first motor, a belt and belt pulleys, wherein the first motor is arranged on the upper side of the first inclined channel plate, the two belt pulleys are symmetrically arranged in the first inclined channel plate, and one of the two belt pulleys is connected with an output shaft of the first motor; the two belt pulleys are connected through a belt, and one side of the belt, which is close to the inner end of the nut placing platform, penetrates through the two avoiding openings and is positioned in the nut placing platform.
5. The bolt assembling apparatus according to claim 1, wherein: two threaded holes are formed in the two sides of the nut placing platform; the upper side of the installation swinging plate is provided with a lifting driving mechanism for controlling the nut placing platform to lift relative to the installation swinging plate;
the lifting driving mechanism comprises a lifting screw rod, a first gear, a second gear, a third gear and a second motor, wherein the second motor is fixedly arranged on the upper side of the mounting swing plate, the third gear is fixedly arranged on an output shaft of the second motor, the two second gears are rotatably arranged on the upper side of the mounting swing plate, and the two second gears are respectively meshed with the third gear; the lower ends of the two lifting screw rods are rotatably arranged on the upper side of the mounting swing plate, and the two lifting screw rods are respectively matched with the threads of the two threaded holes; the two first gears are fixedly installed on the two lifting screw rods respectively, and the two first gears are meshed with the two second gears in a one-to-one correspondence mode respectively.
6. The bolt assembling apparatus according to claim 4, wherein: one end of one of the two bolt placing platforms, which is far away from the hinged end of the mounting swing plate and the bottom plate, is provided with a second inclined channel plate, and the second inclined channel plate and one end, which corresponds to the other bolt placing platform, form a complete bolt placing platform; the second oblique channel plate is of a hollow structure, two symmetrically distributed avoidance ports are formed in the side face, facing the inner end of the bolt placing platform, of the second oblique channel plate, and a second correcting mechanism is installed in the second oblique channel plate;
the second correcting mechanism and the first correcting mechanism are completely the same in structure, the first motor is installed on the upper side of the second oblique channel plate, the two belt pulleys are symmetrically installed in the second oblique channel plate, and one of the two belt pulleys is connected with the output shaft of the first motor; the two belt pulleys are connected through a belt, and one side of the belt, which is close to the inner end of the bolt placing platform, penetrates through the two avoiding openings and is positioned in the bolt placing platform.
7. The bolt assembling apparatus according to claim 1, wherein: a first mounting chute and a second mounting chute are respectively arranged on two opposite side surfaces of the two bolt placing platforms from top to bottom, and the first mounting chute is positioned on the upper side of the second mounting chute; the second sliding strip is slidably arranged in the first installation sliding groove through a plurality of uniformly distributed third telescopic structures; the first sliding strip is slidably arranged in the second mounting chute through a plurality of uniformly distributed fourth telescopic structures;
the first sliding strips are of a step-shaped structure, the gap between the lower ends of the two first sliding strips is larger than the gap between the upper ends of the two first sliding strips, and when the two first sliding strips slide without being triggered, the gap between the upper ends of the two first sliding strips is larger than the diameter of the threaded end of the lower end of the bolt;
when the two second sliding strips do not slide in a triggering mode, a gap is formed between the two second sliding strips under the action of the third telescopic structure, and the gap is larger than the distance between two symmetrical side faces of the hexagon head at the upper end of the bolt.
8. The bolt assembling apparatus according to claim 2, wherein: two symmetrical first sliding grooves and two symmetrical second sliding grooves are formed in two ends of the bolt placing platform respectively; the first sliding strip is provided with a first T-shaped sliding groove; a second T-shaped sliding groove is arranged on the second sliding strip;
the first synchronous mechanism comprises a first fixing plate, a fifth gear and a second rack, wherein the first fixing plate is fixedly arranged on the upper sides of the two guide strips; the fifth gear is rotatably installed on one side of the first fixing plate, one end of each second rack is fixedly provided with a first T-shaped sliding block, one end of each second rack provided with the first T-shaped sliding block is installed on the two first sliding strips through the sliding fit of the first T-shaped sliding block and the first T-shaped sliding groove, and the other ends of the two second racks penetrate through second sliding grooves formed in the bolt placing platform and are respectively meshed with the fifth gear; one ends of the two second racks, which are meshed with the fifth gear, are positioned on the upper side and the lower side of the fifth gear;
the second synchronous mechanism comprises a second fixing plate, a sixth gear and a third rack, wherein the second fixing plate is fixedly arranged on the upper side of the bolt placing platform; the sixth gear is rotatably installed on one side of the second fixing plate, one end of each third rack is fixedly provided with a second T-shaped sliding block, one end of each of the two third racks provided with the second T-shaped sliding blocks is installed on the two second sliding strips through the sliding fit of the second T-shaped sliding blocks and the second T-shaped sliding grooves, and the other ends of the two third racks penetrate through the first sliding grooves formed in the bolt placing platform and are respectively meshed with the sixth gear; and one ends of the two third racks, which are meshed with the sixth gear, are positioned at the upper side and the lower side of the sixth gear.
9. The bolt assembling apparatus according to claim 1, wherein: the precession driving mechanism comprises a fourth motor, a first rack, a fourth gear, a first connecting plate and a motor support, wherein the fourth motor is arranged on the upper sides of the two guide strips through the motor support; the fourth gear is fixedly arranged on an output shaft of the fourth motor, and one ends of the two first connecting plates are respectively and fixedly arranged on the two bolt placing platforms; the other ends of the two first connecting plates are respectively and fixedly provided with a first rack, and the two first racks are respectively meshed with the fourth gear;
the upper ends of the two first sliding strips are respectively provided with a rubber strip.
10. The bolt assembling apparatus according to claim 1, wherein: an avoidance groove is formed in one side of the bolt placing platform, and a limiting groove is formed in the upper end face of one side, provided with the avoidance groove, of the bolt placing platform;
the adjusting mechanism comprises a limiting spring, a limiting block, a clamping block, a first reset spring, a first telescopic structure, a third rack, a fifth motor, a seventh gear, a fourth rack, a second telescopic structure, a limiting strip and a second reset spring, wherein the fifth motor is arranged on the inner side of the bolt placing platform, the seventh gear is fixedly arranged on an output shaft of the fifth motor, and the first reset spring is arranged on the inner side of the first telescopic structure; one end of the first telescopic structure is fixedly arranged on the corresponding second slide bar; a second return spring is arranged on the inner side of the second telescopic structure; one end of the second telescopic structure is fixedly arranged on the corresponding first slide bar; the fourth rack is fixedly arranged at the other end of the first telescopic structure and meshed with the seventh gear; the fifth rack is fixedly arranged at the other end of the second telescopic structure and meshed with the seventh gear; the fourth rack and the fifth rack are respectively positioned at the upper side and the lower side of the fifth gear; a limiting strip is arranged in the bolt placing platform and matched with the telescopic outer sleeve of the second telescopic structure; the clamping block is arranged on the telescopic outer sleeve of the first telescopic structure, the limiting block is arranged in the limiting groove in a sliding mode, one end of the limiting block is provided with two chamfers, and a limiting spring is arranged between the other end of the limiting block and the inner end face of the limiting groove; the angle of one chamfer facing the inner side of the bolt placing platform in the two chamfers of the limiting block is larger than that of the other chamfer; the limiting block is matched with the clamping block.
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CN202010491176.7A CN111702469B (en) | 2020-06-02 | 2020-06-02 | Bolt assembling equipment |
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CN202010491176.7A CN111702469B (en) | 2020-06-02 | 2020-06-02 | Bolt assembling equipment |
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CN110788607A (en) * | 2019-11-13 | 2020-02-14 | 含山县祥瑞运输有限公司 | Continuous nut feeding device for machining automobile parts |
CN110900173A (en) * | 2019-11-07 | 2020-03-24 | 邓小青 | Be used for edges and corners bolt automatic assembly nut device |
CN110977385A (en) * | 2019-12-31 | 2020-04-10 | 江苏宏马科技股份有限公司 | Automatic bolt assembling equipment for rear end plate of automobile accessory engine |
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US4048687A (en) * | 1974-12-04 | 1977-09-20 | Hitachi, Ltd. | Automatic assembly apparatus for bolts and nuts |
JPS62199327A (en) * | 1986-02-27 | 1987-09-03 | Honda Motor Co Ltd | Bolt gripping device |
US20140245869A1 (en) * | 2013-03-04 | 2014-09-04 | David Rice | Method of simultaneously tensioning multiple jackbolts of a multi-jackbolt tensioner and handheld apparatus for performing same |
CN103386606A (en) * | 2013-07-08 | 2013-11-13 | 广西大学 | Safe screw assembling device capable of automatically feeding and synchronously assembling and disassembling workpieces |
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CN110977385A (en) * | 2019-12-31 | 2020-04-10 | 江苏宏马科技股份有限公司 | Automatic bolt assembling equipment for rear end plate of automobile accessory engine |
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