CN113909880A - Counter shaft type machining device for bicycle hub production - Google Patents
Counter shaft type machining device for bicycle hub production Download PDFInfo
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- CN113909880A CN113909880A CN202110826098.6A CN202110826098A CN113909880A CN 113909880 A CN113909880 A CN 113909880A CN 202110826098 A CN202110826098 A CN 202110826098A CN 113909880 A CN113909880 A CN 113909880A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 238000003754 machining Methods 0.000 title claims description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 69
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 238000003860 storage Methods 0.000 claims description 28
- 238000009434 installation Methods 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 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
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
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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
Abstract
The invention discloses a counter shaft type processing device for bicycle hub production, which relates to the related technical field of hub production, and the device is characterized in that when the device is used, firstly, a spoke of a hub is clamped on a hub conveyor to be conveyed, the hub conveyor adopts an intermittent transmission mode, when the spoke of the hub moves to a threaded shaft mounting hole, the device stops, a worker puts a threaded shaft into the threaded shaft mounting hole, and the threaded shaft and the spoke of the hub can be screwed under the driving of a threaded shaft screwing mechanism; the spoke that hub transmission machine drove the hub continues to remove afterwards, can be with ball bearing pressfitting to the spoke in through ball bearing installation mechanism, close the mechanism soon afterwards through lock nut and can cooperate lock nut and screw shaft to with the ball bearing top in inside, in hub production, can accomplish the counter shaft formula installation of both sides, very big improvement the production efficiency of hub, coaxial precision is high moreover.
Description
Technical Field
The invention relates to the technical field related to hub production, in particular to a counter shaft type machining device for bicycle hub production.
Background
The hub, commonly called "hub barrel", is the barrel outside the shaft to which the spokes are connected, and is usually called the hub. Generally, the editing methods of 3-fold and 5-fold are available according to different arrangement modes of the number of the strips. The flower drum comprises an iron flower drum and an aluminum flower drum.
The hub is designed symmetrically, the hub is provided with a spoke with a hole, and a shaft, a locking nut and a ball bearing are arranged inwards from two ends of the spoke in sequence; traditional flower-drum production mode can only assemble one end, and the back of accomplishing the equipment is assembled the other end again, and this kind of assembly mode efficiency is very low, can not guarantee the axiality of each accessory moreover.
Disclosure of Invention
In view of the above, the present invention is directed to the disadvantages of the prior art, and the main object of the present invention is to provide a counter shaft type processing device for producing a bicycle hub, so as to solve the problems that the conventional hub production method mentioned in the above background can only assemble one end, and then assemble the other end after the assembly is completed, which is very inefficient, and the coaxiality of the accessories cannot be ensured.
In order to achieve the purpose, the invention adopts the following technical scheme:
a counter shaft type machining device for bicycle hub production comprises a hub conveyor, wherein a plurality of supporting legs are fixedly installed at the bottom of the hub conveyor, and mounting plates are fixedly installed on two sides of the upper end of each supporting leg through a plurality of fixing frames; one end of each of the two mounting plates is provided with a threaded shaft mounting hole; the inner side of the threaded shaft mounting hole is fixedly provided with a threaded shaft screwing mechanism; a ball bearing mounting mechanism is arranged on one side of the threaded shaft screwing mechanism; the two ball bearing mounting mechanisms are respectively and fixedly mounted on two sides of the hub conveyor; a locking nut screwing mechanism is arranged on one side, away from the threaded shaft screwing mechanism, of the ball bearing mounting mechanism; the two locking nut screwing mechanisms are arranged on two sides of the hub conveyor and are detachably connected with the mounting plate;
the threaded shaft screwing mechanism comprises a triangular fixed frame; three corners at one side of the triangular fixing frame are movably connected with a rotating shaft through bearings; the rotating shafts are provided with rotating wheels in a matching way; a driven wheel is coaxially arranged on the inner side of each screwing wheel and is in transmission connection with the driving wheel through a transmission belt; the driving wheel is arranged on an output shaft of the rotating motor in a matching way; the rotating motor is fixedly arranged on the mounting plate;
the ball bearing mounting mechanism comprises a ball bearing storage bin; the ball bearing storage bin is fixedly arranged on one side of the mounting plate, and the lower end of the ball bearing storage bin is provided with a pushing opening which is convenient for a cylinder rod of a pushing cylinder to enter; the pushing cylinder is fixedly arranged on the supporting seat; the supporting seat is fixedly arranged on the mounting plate; the bottom fixedly connected with support frame of mounting panel, and support frame fixed mounting is in one side of flower-drum conveyer.
Further, the top of the ball bearing storage bin is in an open trapezoid shape, the bottom of the ball bearing storage bin is in a semicircular shape, and the thickness of the inner wall of the ball bearing storage bin is 3-8 cm.
Furthermore, the locking nut screwing mechanism is provided with an underframe; a top plate is fixedly arranged above the bottom frame; the top plate is fixedly connected with the pushing cylinder through a support; the push rod of the push cylinder penetrates through the transmission cylinder and then penetrates through the mounting plate;
one side of the mounting plate, which is far away from the pushing cylinder, is provided with an annular seat; the annular seat is provided with three sliding chutes; the three sliding grooves are uniformly distributed on the outer side of the annular seat at an included angle of 120 degrees; each sliding groove is connected with a sliding block in a sliding manner; the sliding block is provided with a rotating shaft, and the rotating shaft is coaxially provided with a conical wheel and a belt pulley; the belt pulley is in transmission connection with the driving wheel through a belt.
Furthermore, a tensioning wheel is arranged on one side of the belt; the tensioning wheel is fixed on the movable arm through a shaft; the movable arm is in a V-shaped shape, the middle position of the movable arm is in clearance fit with the fixed shaft, and the other end of the movable arm is provided with a top contact wheel; and a torsion spring is also arranged between the movable arm and the fixed shaft.
Furthermore, springs are arranged in the three sliding grooves; one end of the spring is propped against the inner side of the sliding block.
Further, the hub conveyer comprises side vertical plates; the two side vertical plates are arranged, and sliding grooves convenient for the hub fixing frame to slide are formed in the inner sides of the two side vertical plates; a transmission shaft is arranged between the two side vertical plates, two ends of the two transmission shafts are installed with the two side vertical plates through bearings with seats, and one end of one of the transmission shafts penetrates through the outer parts of the side vertical plates and is connected with a transmission motor;
a driving wheel is arranged in the middle of the two transmission shafts in a matching way; a transmission belt is arranged between the two driving wheels.
Furthermore, a groove matched with the shape of the hub is formed above the hub fixing frame, and a connecting piece is fixedly installed at the bottom of the hub fixing frame; the bottom of the connecting piece is connected with the transmission belt through a rivet.
Furthermore, the transmission cylinder is cylindrical and is welded on one side of the mounting plate, and the top of the transmission cylinder is provided with an open slot convenient for the locking nut to be put in.
Further, the tail ends of the cylinder rods of the pushing cylinder and the pushing cylinder are provided with shaft holes with diameters larger than that of the threaded shaft.
Compared with the prior art, the invention has obvious advantages and beneficial effects, and specifically, the technical scheme includes that:
1. when the hub transmission device is used, firstly, the spoke of the hub is clamped on the hub transmission machine for transmission, the hub transmission machine adopts an intermittent transmission mode, when the spoke of the hub moves to the threaded shaft mounting hole, the hub transmission machine stops, a worker puts the threaded shaft into the threaded shaft mounting hole, and the threaded shaft and the spoke of the hub can be screwed under the driving of the threaded shaft screwing mechanism; then the hub conveyor drives the spoke of the hub to continue moving, the ball bearing can be pressed into the spoke through the ball bearing mounting mechanism, then the locking nut can be matched with the threaded shaft through the locking nut screwing mechanism, the ball bearing is ejected into the hub, and in the hub production process, the shaft-to-shaft mounting on two sides can be completed, so that the production efficiency of the hub is greatly improved, and the coaxial precision is high;
2. according to the invention, when the threaded shaft is screwed, the rotating motor drives the driving wheel to rotate, the screwing wheels are rotated under the matching of the driving belt and the driven wheel, the three screwing wheels clamp the threaded shaft to rotate, and finally the threaded shaft is screwed and matched with the spoke, so that the structure is simple and the installation is convenient;
3. according to the invention, a large number of ball bearings are stored in the ball bearing storage bin, when the pushing cylinder is in a contraction state, the ball bearing is arranged at the round bottom below the ball bearing storage bin, the cylinder rod of the pushing cylinder extends out and can push the ball bearings into the spoke for fixation, and when the cylinder rod of the pushing cylinder retracts again, the ball bearings in the ball bearing storage bin fall to the pushing opening again, so that the automatic feeding of the ball bearings is realized, and the pushing is greatly facilitated;
4. when the locking nut is installed, firstly, the locking nut is placed in an open slot at the top of a transmission cylinder, then, a pushing cylinder is pushed slowly to push the locking nut, a driving motor is connected to the outer part of a driving wheel, the driving wheel drives a belt pulley to rotate through a belt, meanwhile, a cone pulley coaxially arranged also rotates, and the locking nut is connected with a threaded shaft in a matched mode;
5. according to the invention, a generally adopted locking nut is generally in a conical shape made of a plastic material, in order to ensure that the conical locking nut can be smoothly matched with a threaded shaft, a conical wheel is specially arranged in a conical shape matched with the appearance of the locking nut, when a small head of the locking nut enters between three conical wheels, a spring pushes a sliding block to drive the conical wheel to move inwards so as to clamp the locking nut, a large head of the locking nut also enters between the three conical wheels along with the continuous screwing of the locking nut, and at the moment, under the continuous expansion of the locking nut, the sliding block overcomes the elastic force of the spring and moves outwards so as to facilitate the passing of the locking nut, so that the locking nut is completely matched with the threaded shaft;
6. according to the belt pulley, when the sliding block moves inwards, the three conical wheels are closer and closer, the belt generates allowance at the moment, so that the belt is loosened, and the movable arm can automatically turn over and press the tensioning wheel on the belt due to the fact that the torsion spring is arranged between the movable arm and the fixed shaft, so that the tensioning force of the belt is increased, and normal transmission of the belt pulley is guaranteed; when the sliding block moves outwards, the three conical wheels are farther and farther, so that the belt is tighter and tighter, meanwhile, the pushing and contacting wheel drives the movable arm to turn to one side under the pushing action of the conical wheels, at the moment, the tensioning wheel can gradually reduce the pressing degree of the belt, and more allowance of the belt is released, so that the normal transmission of the belt pulley is met;
7. according to the invention, the inner side of the side vertical plate is provided with the sliding groove which is convenient for the hub fixing frame to slide, and the plurality of hub fixing frames are driven by the transmission belt to circularly move along the sliding groove, so that the running water type processing production of the hubs can be realized, and the production efficiency is greatly improved.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic perspective view of a counter-shaft type processing device for producing a bicycle hub according to the present invention;
FIG. 2 is a bottom view of FIG. 1 of the counter-spindle tooling device for manufacturing a bicycle hub of the present invention;
FIG. 3 is a schematic structural view of a hub conveyor in the counter-shaft machining device for producing a bicycle hub according to the present invention;
FIG. 4 is a schematic plan view of a counter-shaft type processing device for producing a bicycle hub of the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4 of the counter-spindle tooling apparatus for manufacturing a bicycle hub in accordance with the present invention;
FIG. 6 is a schematic structural view of a threaded shaft screwing mechanism in the counter shaft type machining device for bicycle hub production according to the present invention;
FIG. 7 is a schematic view of a ball bearing mounting mechanism in the counter-shaft machining device for bicycle hub production according to the present invention;
FIG. 8 is an enlarged view of the pair of axle type processing devices for manufacturing a bicycle hub of the present invention shown in FIG. 1A;
FIG. 9 is an enlarged view of the counter shaft type processing device for producing a bicycle hub of the present invention shown in FIG. 1B.
The reference numbers are as follows:
1. a hub conveyor; 11. a side vertical plate; 12. a sliding groove; 13. a hub fixing frame; 14. a drive shaft; 15. a driving wheel; 16. a transfer belt; 17. a drive motor; 18. a connecting member; 2. a support leg; 3. a fixed mount; 4. mounting a plate; 5. a threaded shaft mounting hole; 6. a threaded shaft screwing mechanism; 61. a triangular fixing frame; 62. a rotating shaft; 63. a screwing wheel; 64. a transmission belt; 65. a driving wheel; 66. a rotating electric machine; 7. a ball bearing mounting mechanism; 71. a ball bearing storage bin; 72. a push port; 73. a support frame; 74. mounting a plate; 75. a supporting seat; 76. a push cylinder; 8. a locking nut screwing mechanism; 81. a chassis; 82. a top plate; 83. a support; 84. a push cylinder; 85. a transfer drum; 86. an annular seat; 87. a chute; 88. a spring; 89. a slider; 810. a conical wheel; 811. a belt; 812. A fixed shaft; 813. a drive wheel; 814. a tension wheel; 815. a movable arm; 816. a top contact wheel; 817. a pulley.
Detailed Description
Referring to fig. 1 to 9, which show specific structures of preferred embodiments of the present invention, a counter shaft type processing device for bicycle hub production comprises a hub conveyor 1, wherein a plurality of support legs 2 are fixedly installed at the bottom of the hub conveyor 1, and mounting plates 4 are fixedly installed at two sides of the upper ends of the support legs 2 through a plurality of fixing frames 3; one end of each of the two mounting plates 4 is provided with a threaded shaft mounting hole 5; a threaded shaft screwing mechanism 6 is fixedly arranged on the inner side of the threaded shaft mounting hole 5; a ball bearing mounting mechanism 7 is arranged on one side of the threaded shaft screwing mechanism 6; the two ball bearing mounting mechanisms 7 are respectively and fixedly mounted on two sides of the hub conveyor 1; a locking nut screwing mechanism 8 is arranged on one side, away from the threaded shaft screwing mechanism 6, of the ball bearing mounting mechanism 7; the two locking nut screwing mechanisms 8 are arranged on two sides of the hub conveyor 1 and are detachably connected with the mounting plate 4;
the threaded shaft screwing mechanism 6 comprises a triangular fixed frame 61; three corners at one side of the triangular fixing frame 61 are movably connected with a rotating shaft 62 through bearings; a plurality of rotating shafts 62 are provided with rotating wheels 63 in a matching way; a driven wheel is coaxially arranged on the inner side of each screwing wheel 63 and is in transmission connection with a driving wheel 65 through a transmission belt 64; the driving wheel 65 is arranged on an output shaft of the rotating motor 66 in a matching way; the rotating motor 66 is fixedly arranged on the mounting plate 4;
specifically, when the threaded shaft is screwed, the rotating motor 66 drives the driving wheel 65 to rotate, the screwing wheel 63 is rotated under the matching of the transmission belt 64 and the driven wheel, the three screwing wheels 63 clamp the threaded shaft to rotate, and finally the threaded shaft is screwed and matched with the spoke, so that the structure is simple and the installation is convenient;
the ball bearing mounting mechanism 7 comprises a ball bearing storage bin 71; the ball bearing storage bin 71 is fixedly arranged on one side of the mounting plate 4, and the lower end of the ball bearing storage bin 71 is provided with a pushing port 72 which is convenient for a cylinder rod of the pushing cylinder 76 to enter; the pushing cylinder 76 is fixedly arranged on the supporting seat 75; the support seat 75 is fixedly arranged on the mounting plate 74; the bottom of the mounting plate 74 is fixedly connected with a support frame 73, and the support frame 73 is fixedly mounted on one side of the hub conveyor 1;
specifically, a large number of ball bearings are stored in the ball bearing storage bin 71, when the pushing cylinder 76 is in a contraction state, a ball bearing is arranged at the circular bottom of the lower portion of the ball bearing storage bin 71, the cylinder rod of the pushing cylinder 76 extends out and can be pushed to the spoke inner fixing, when the cylinder rod of the pushing cylinder 76 retracts again, the ball bearing in the ball bearing storage bin 71 falls to the pushing opening 72 again, automatic feeding of the ball bearings is achieved, and pushing is greatly facilitated.
Further, the top of the ball bearing storage bin 71 is in an open trapezoid shape, the bottom of the ball bearing storage bin 71 is in a semicircular shape, and the thickness of the inner wall of the ball bearing storage bin 71 is 3-8 cm.
Further, the lock nut screwing mechanism 8 has a chassis 81; a top plate 82 is fixedly arranged above the bottom frame 81; the top plate 82 is fixedly connected with the pushing cylinder 84 through a support 83; the push rod of the push cylinder 84 penetrates through the transmission cylinder 85 and then penetrates through the mounting plate 4;
one side of the mounting plate 4, which is far away from the pushing cylinder 84, is provided with an annular seat 86; three sliding grooves 87 are formed in the annular seat 86; the three sliding grooves 87 are uniformly distributed on the outer side of the annular seat 86 at included angles of 120 degrees; each sliding groove 87 is connected with a sliding block 89 in a sliding manner; a rotating shaft is arranged on the sliding block 89, and a conical wheel 810 and a belt pulley 817 are coaxially arranged on the rotating shaft; the belt wheel 817 is in transmission connection with the driving wheel 813 through a belt 811.
Specifically, when the locking nut is installed, the locking nut is firstly put into the opening groove in the top of the transmission cylinder 85, then the air cylinder 84 is pushed slowly to push the locking nut, the driving motor is connected to the outer portion of the driving wheel 813, the driving wheel 813 drives the belt wheel 817 to rotate through the belt 811, meanwhile, the cone pulley 810 coaxially arranged also rotates along with the driving wheel, and the locking nut is connected with the threaded shaft in a matched mode.
In this embodiment, a tensioning wheel 814 is further disposed on one side of the belt 811; the tension wheel 814 is fixed on the movable arm 815 through a shaft; the movable arm 815 is in a shape of a doglegged shape, the middle position of the movable arm 815 is in clearance fit with the fixed shaft 812, and the other end of the movable arm 815 is provided with a top contact wheel 816; a torsion spring is further arranged between the movable arm 815 and the fixed shaft 812.
Specifically, when the sliding block 89 moves inwards, the three conical wheels 810 are closer and closer, the belt 811 has a margin at the moment, and the belt 811 is loosened, because the torsion spring is further arranged between the movable arm 815 and the fixed shaft 812, the movable arm 815 automatically turns over and presses the tension wheel 814 on the belt 811, so that the tension of the belt 811 is increased, and the normal transmission of the belt wheel 817 is ensured; when the sliding block 89 moves outwards, the three conical wheels 810 are farther and farther, so that the belt 811 is tighter and tighter, and meanwhile, the contact wheel 816 drives the movable arm 815 to turn to one side under the pushing action of the conical wheels 810, at this time, the tensioning wheel 814 gradually reduces the pressing degree of the belt 811, and releases more allowance of the belt 811, so as to meet the normal transmission of the belt wheel 817.
In this embodiment, springs 88 are disposed in all three of the sliding grooves 87; one end of the spring 88 is pressed against the inner side of the sliding block 89.
Specifically, a generally adopted locking nut is generally in a conical shape made of a plastic material, in order to ensure that the conical locking nut can be smoothly matched with a threaded shaft, the conical wheel 810 is specially set to be in a conical shape matched with the appearance of the locking nut, when a small end of the locking nut enters the three conical wheels 810, the spring 88 pushes the sliding block 89 to drive the conical wheel 810 to move inwards so as to clamp the locking nut, along with continuous screwing of the locking nut, the large end of the locking nut also enters the three conical wheels 810, at the moment, under continuous expansion of the locking nut, the sliding block 89 overcomes the elastic force of the spring 88 and moves outwards so as to facilitate passing of the locking nut, and therefore the locking nut is completely matched with the threaded shaft.
In this embodiment, the hub conveyor 1 includes a side vertical plate 11; the number of the side vertical plates 11 is two, and sliding grooves 12 facilitating sliding of the hub fixing frame 13 are formed in the inner sides of the two side vertical plates 11; a transmission shaft 14 is arranged between the two side vertical plates 11, two ends of the two transmission shafts 14 are installed with the two side vertical plates 11 through bearings with seats, and one end of one of the transmission shafts 14 penetrates through the outer parts of the side vertical plates 11 and is connected with a transmission motor 17;
a driving wheel 15 is arranged at the middle position of the two transmission shafts 14 in a matching way; a transmission belt 16 is arranged between the two driving wheels 15.
In this embodiment, a groove matched with the shape of the hub is formed above the hub fixing frame 13, and a connecting piece 18 is fixedly installed at the bottom of the hub fixing frame 13; the bottom of the connecting piece 18 is connected with the transmission belt 16 through a rivet.
Specifically, the inner side of the side vertical plate 11 is provided with a sliding groove 12 for facilitating the sliding of the hub fixing frame 13, and the plurality of hub fixing frames 13 are driven by the transmission belt 16 to circularly move along the sliding groove 12, so that the running water type processing production of the hub can be realized, and the production efficiency is greatly improved.
In this embodiment, the transmission cylinder 85 is set to be cylindrical and welded on one side of the mounting plate 4, and an open slot convenient for the locknut to be put in is formed in the top of the transmission cylinder 85.
In this embodiment, the ends of the rod of the pushing cylinder 76 and the pushing cylinder 84 are formed with shaft holes having a diameter larger than that of the screw shaft.
The working principle of the invention is as follows: when the hub transmission device is used, firstly, the spoke of the hub is clamped on the hub transmission machine 1 for transmission, the hub transmission machine 1 adopts an intermittent transmission mode, when the spoke of the hub moves to the threaded shaft mounting hole 5, the hub transmission device stops, a worker puts the threaded shaft into the threaded shaft mounting hole 5, and the threaded shaft and the spoke of the hub can be screwed under the driving of the threaded shaft screwing mechanism 6; when the threaded shaft is screwed, the rotating motor 66 drives the driving wheel 65 to rotate, the screwing wheels 63 are rotated under the matching of the transmission belt 64 and the driven wheel, the three screwing wheels 63 clamp the threaded shaft to rotate, and finally the threaded shaft is screwed and matched with the spoke, so that the structure is simple and the installation is convenient;
then the hub conveyor 1 drives the spoke of the hub to move continuously, the ball bearing can be pressed into the spoke through the ball bearing mounting mechanism 7, a large number of ball bearings are stored in the ball bearing storage bin 71, when the pushing cylinder 76 is in a contraction state, a ball bearing is arranged at the round bottom of the lower portion of the ball bearing storage bin 71, a cylinder rod of the pushing cylinder 76 extends out and can push the ball bearing into the spoke to be fixed, when the cylinder rod of the pushing cylinder 76 retracts again, the ball bearing in the ball bearing storage bin 71 falls to the pushing opening 72 again, automatic feeding of the ball bearing is achieved, and secondary pushing is greatly facilitated;
then, the locknut can be matched with the threaded shaft through the locknut screwing mechanism 8, the ball bearing is pushed to the inside, when the locknut is installed, the locknut is firstly put into the transmission cylinder 85 from an open slot at the top of the transmission cylinder, then the air cylinder 84 is pushed slowly to push the locknut, the driving wheel 813 is connected with a driving motor outside, the driving wheel 813 drives the belt pulley 817 to rotate through the belt 811, and meanwhile, the coaxially arranged cone pulley 810 also rotates along with the rotation, and the locknut is matched and connected with the threaded shaft;
generally adopted locking nuts are generally in a conical shape made of plastic materials, in order to ensure that the conical locking nuts can be smoothly matched with threaded shafts, the conical wheels 810 are specially arranged into a conical shape matched with the appearance of the locking nuts, when small ends of the locking nuts enter three conical wheels 810, the springs 88 push the sliding blocks 89 to drive the conical wheels 810 to move inwards so as to clamp the locking nuts, and along with the continuous screwing of the locking nuts, large ends of the locking nuts also enter the three conical wheels 810, at the moment, under the continuous expansion of the locking nuts, the sliding blocks 89 overcome the elastic force of the springs 88 to move outwards so as to facilitate the passing of the locking nuts, so that the locking nuts are completely matched with the threaded shafts;
when the sliding block 89 moves inwards, the three conical wheels 810 are closer and closer, the belt 811 has a margin at the moment, and the belt 811 is loosened, because the torsion spring is arranged between the movable arm 815 and the fixed shaft 812, the movable arm 815 automatically turns over and presses the tension wheel 814 on the belt 811, so that the tension of the belt 811 is increased, and the normal transmission of the belt wheel 817 is ensured; when the sliding block 89 moves outwards, the three conical wheels 810 are farther and farther, so that the belt 811 is tighter and tighter, meanwhile, the contact wheel 816 drives the movable arm 815 to turn to one side under the pushing action of the conical wheels 810, at this time, the tensioning wheel 814 gradually reduces the downward pressing degree of the belt 811, and releases more allowance of the belt 811, so as to meet the normal transmission of the belt wheel 817;
in the invention, the inner side of the side vertical plate 11 is provided with the sliding groove 12 which is convenient for the hub fixing frame 13 to slide, and the plurality of hub fixing frames 13 circularly move along the sliding groove 12 under the driving of the transmission belt 16, so that the streamline processing production of the hub can be realized, and the production efficiency is greatly improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (8)
1. The utility model provides a production of bicycle flower-drum is with counter shaft formula processingequipment which characterized in that: the flower drum conveying device comprises a flower drum conveyor (1), wherein a plurality of supporting legs (2) are fixedly arranged at the bottom of the flower drum conveyor (1), and mounting plates (4) are fixedly arranged on two sides of the upper ends of the supporting legs (2) through a plurality of fixing frames (3); one end of each of the two mounting plates (4) is provided with a threaded shaft mounting hole (5); a threaded shaft screwing mechanism (6) is fixedly arranged on the inner side of the threaded shaft mounting hole (5); a ball bearing mounting mechanism (7) is arranged on one side of the threaded shaft screwing mechanism (6); the two ball bearing mounting mechanisms (7) are respectively and fixedly mounted on two sides of the hub conveyor (1); a locking nut screwing mechanism (8) is arranged on one side, away from the threaded shaft screwing mechanism (6), of the ball bearing mounting mechanism (7); the two locking nut screwing mechanisms (8) are arranged on two sides of the hub conveyor (1) and are detachably connected with the mounting plate (4);
the threaded shaft screwing mechanism (6) comprises a triangular fixed frame (61); three corners at one side of the triangular fixing frame (61) are movably connected with a rotating shaft (62) through bearings; a plurality of rotating shafts (62) are provided with a rotating wheel (63) in a matching way; a driven wheel is coaxially arranged on the inner side of each screwing wheel (63), and the driven wheel is in transmission connection with a driving wheel (65) through a transmission belt (64); the driving wheel (65) is arranged on an output shaft of the rotating motor (66) in a matching way; the rotating motor (66) is fixedly arranged on the mounting plate (4);
the ball bearing mounting mechanism (7) comprises a ball bearing storage bin (71); the ball bearing storage bin (71) is fixedly arranged on one side of the mounting plate (4), and the lower end of the ball bearing storage bin (71) is provided with a pushing opening (72) which is convenient for a pushing cylinder (76) to enter; the pushing cylinder (76) is fixedly arranged on the supporting seat (75); the supporting seat (75) is fixedly arranged on the mounting plate (74); the bottom fixedly connected with support frame (73) of mounting panel (74), and support frame (73) fixed mounting is in one side of flower-drum conveyer (1).
2. The counter shaft type machining device for producing the bicycle hub as claimed in claim 1, wherein: the top of the ball bearing storage bin (71) is in an open trapezoid shape, the bottom of the ball bearing storage bin (71) is in a semicircular shape, and the thickness of the inner wall of the ball bearing storage bin (71) is 3-8 cm.
3. The counter shaft type machining device for producing the bicycle hub as claimed in claim 1, wherein: the locking nut screwing mechanism (8) is provided with an underframe (81); a top plate (82) is fixedly arranged above the bottom frame (81); the top plate (82) is fixedly connected with the pushing cylinder (84) through a support (83); a push rod of the push cylinder (84) penetrates through the transmission cylinder (85) and then penetrates through the mounting plate (4);
an annular seat (86) is arranged on one side of the mounting plate (4) departing from the pushing cylinder (84); three sliding grooves (87) are formed in the annular seat (86); the three sliding grooves (87) are uniformly distributed on the outer side of the annular seat (86) at included angles of 120 degrees; each sliding groove (87) is connected with a sliding block (89) in a sliding way; a rotating shaft is arranged on the sliding block (89), and a conical wheel (810) and a belt pulley (817) are coaxially arranged on the rotating shaft; the belt wheel (817) is in transmission connection with the driving wheel (813) through a belt (811).
4. The counter shaft type machining device for producing the bicycle hub as claimed in claim 3, wherein: a tensioning wheel (814) is further arranged on one side of the belt (811); the tensioning wheel (814) is fixed on the movable arm (815) through a shaft; the movable arm (815) is in a V shape, the middle position of the movable arm (815) is in clearance fit with the fixed shaft (812), and the other end of the movable arm (815) is provided with a top contact wheel (816); and a torsion spring is also arranged between the movable arm (815) and the fixed shaft (812).
5. The counter shaft type machining device for producing the bicycle hub as claimed in claim 3, wherein: springs (88) are arranged in the three sliding grooves (87); one end of the spring (88) is propped against the inner side of the sliding block (89).
6. The counter shaft type machining device for producing the bicycle hub as claimed in claim 1, wherein: the hub conveyor (1) comprises a side vertical plate (11); the two side vertical plates (11) are arranged, and sliding grooves (12) which are convenient for the hub fixing frame (13) to slide are formed in the inner sides of the two side vertical plates (11); a transmission shaft (14) is arranged between the two side vertical plates (11), two ends of the two transmission shafts (14) are installed with the two side vertical plates (11) through bearings with seats, and one end of one of the transmission shafts (14) penetrates through the outer parts of the side vertical plates (11) and is connected with a transmission motor (17); a driving wheel (15) is arranged at the middle position of the two transmission shafts (14) in a matching way; a transmission belt (16) is arranged between the two driving wheels (15).
7. The counter shaft type machining device for producing the bicycle hub as claimed in claim 5, wherein: a groove matched with the shape of the hub is formed above the hub fixing frame (13), and a connecting piece (18) is fixedly arranged at the bottom of the hub fixing frame (13); the bottom of the connecting piece (18) is connected with the transmission belt (16) through a rivet.
8. The counter shaft type machining device for producing the bicycle hub as claimed in claim 2, wherein: the transmission cylinder (85) is cylindrical and welded on one side of the mounting plate (4), and an open slot convenient for the locking nut to be placed is formed in the top of the transmission cylinder (85).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110826098.6A CN113909880B (en) | 2021-07-21 | 2021-07-21 | Counter shaft type processing device for bicycle hub production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110826098.6A CN113909880B (en) | 2021-07-21 | 2021-07-21 | Counter shaft type processing device for bicycle hub production |
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| Publication Number | Publication Date |
|---|---|
| CN113909880A true CN113909880A (en) | 2022-01-11 |
| CN113909880B CN113909880B (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110826098.6A Active CN113909880B (en) | 2021-07-21 | 2021-07-21 | Counter shaft type processing device for bicycle hub production |
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| Country | Link |
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| CN (1) | CN113909880B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4799304A (en) * | 1985-07-11 | 1989-01-24 | Araya Industrial Co., Ltd. | Method for assembling a wheel for a bicycle |
| CN107717413A (en) * | 2017-11-09 | 2018-02-23 | 浙江工业大学之江学院 | A kind of horizontal mounting production line device of motor bearings |
| CN109382652A (en) * | 2018-11-01 | 2019-02-26 | 湖北维胜机器人科技有限公司 | Bicycle hub automatic assembly equipment |
| CN109570940A (en) * | 2018-11-15 | 2019-04-05 | 慈溪市圣福车业有限公司 | A kind of device adding ball for flower-drum body |
-
2021
- 2021-07-21 CN CN202110826098.6A patent/CN113909880B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4799304A (en) * | 1985-07-11 | 1989-01-24 | Araya Industrial Co., Ltd. | Method for assembling a wheel for a bicycle |
| CN107717413A (en) * | 2017-11-09 | 2018-02-23 | 浙江工业大学之江学院 | A kind of horizontal mounting production line device of motor bearings |
| CN109382652A (en) * | 2018-11-01 | 2019-02-26 | 湖北维胜机器人科技有限公司 | Bicycle hub automatic assembly equipment |
| CN109570940A (en) * | 2018-11-15 | 2019-04-05 | 慈溪市圣福车业有限公司 | A kind of device adding ball for flower-drum body |
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|---|---|
| CN113909880B (en) | 2024-03-22 |
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