Disclosure of Invention
In order to solve the technical problem, the automatic assembling equipment for the automobile steering tie rod ball head is provided, and the technical scheme solves the problem of low assembling efficiency of the automobile steering tie rod ball head.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
an automatic assembly device for a steering tie rod ball head of an automobile is applied to automatically assembling the steering tie rod ball head, and the steering tie rod ball head comprises a first part and a second part which are in screw connection, and comprises a rack, a first clamping mechanism, a jig, a second clamping mechanism, a rotary driving mechanism and a linear driving mechanism; first fixture linear driving mechanism and frame fixed connection, first fixture have be used for the centre gripping first part and with first part fixed connection's clamping jaw, the tool, second fixture, rotary driving mechanism all with linear driving mechanism fixed connection, linear driving mechanism's output direction sets up towards the clamping jaw, second part and tool swing joint, second fixture has a plurality of friction pulleys that are used for the centre gripping second part and with second part friction joint, rotary driving mechanism's output and friction pulley transmission are connected, first part is coaxial with the second part.
Preferably, the first clamping mechanism comprises a clamping jaw and a first linear driver; the clamping jaw all is equipped with two with first linear actuator, first linear actuator and frame fixed connection, the non-working end and the first linear actuator working end fixed connection of clamping jaw, and the working end of two clamping jaws sets up relatively, and the working end of two clamping jaws is provided with assorted draw-in groove respectively, and the impartial interval's of draw-in groove distribution is at the working end of clamping jaw.
Preferably, the linear driving mechanism comprises a second linear driver, a sliding table and an elastic connecting mechanism; the second linear driver is installed in the frame, the working end of the second linear driver penetrates through the frame and is fixedly connected with one end of the elastic connecting mechanism, one end, far away from the second linear driver, of the elastic connecting mechanism is connected with the working end of the sliding table in a sliding mode, and the non-working end of the sliding table is fixedly connected with the frame.
Preferably, the elastic connecting mechanism comprises a spring, a sliding rod and a baffle; the baffle is equipped with two and sets up both ends and the slide bar fixed connection at the slide bar respectively, the baffle and the second linear actuator fixed connection of slide bar one end, the slide bar is kept away from the one end of second linear actuator and is passed slip table and slip table sliding connection, the outside at the slide bar is established to the spring housing, the one end and the slip table conflict of spring, the one end and the baffle conflict of keeping away from the slip table of spring.
Preferably, the second clamping mechanism comprises a friction wheel, a third linear driver, a connecting rod, a push rod and a slide block; the friction pulley, the connecting rod, the push rod all is equipped with the several, the one end and the slip table of connecting rod rotate to be connected, friction pulley evenly distributed is in the connecting rod work end, the friction pulley rotates with the connecting rod to be connected, push rod one end and connecting rod non-working section fixed connection, the one end and the slider rotation connection of connecting rod are kept away from to the push rod, the slip table is equipped with the spout, the one end of slider is installed inside the spout of slip table, third sharp driver and slip table fixed connection, the work end and the slider fixed connection of third sharp driver.
Preferably, the rotary driving mechanism comprises a rotary driver, a driving wheel, a transmission belt set, a first driven wheel, a first transmission shaft, a second driven wheel and a second transmission shaft; rotatory driver and slip table fixed connection, action wheel and rotatory driver work end fixed connection, first from the coaxial fixed connection of driving wheel and first transmission shaft, first transmission shaft is kept away from first one end of following the driving wheel and is passed slip table and connecting rod and friction pulley fixed connection, the second is from the coaxial fixed connection of driving wheel and second transmission shaft, the second transmission shaft is kept away from the second one end of following the driving wheel and is passed slip table and connecting rod and friction pulley fixed connection, the driving belt group is connected the action wheel with first from the driving wheel and the second from the driving wheel transmission.
Compared with the prior art, the invention has the beneficial effects that:
the invention can effectively improve the assembly efficiency of the automobile steering tie rod ball head, a worker places a first part in the working area of a first clamping mechanism, the first clamping mechanism clamps the first part through a clamping jaw, the worker places a second part in a jig, a second clamping mechanism clamps the second part through a friction wheel, a rotary driving mechanism drives the friction wheel to rotate, the friction wheel drives the second part to rotate, a linear driving mechanism drives the jig, the second clamping mechanism, the rotary driving mechanism and the second part to approach towards the clamping jaw, the second part advances towards the first part in a spiral way, when the linear driving mechanism reaches the end point of the stroke, the second part and the first part are in threaded connection, the second clamping mechanism resets, the rotary driving mechanism stops working, the linear driving mechanism resets, the first clamping mechanism resets, and a worker takes out the steering pull rod ball head which is assembled by the first part and the second part.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a side view of the present invention;
FIG. 5 is a sectional view taken at section A-A in FIG. 4;
FIG. 6 is a perspective view of the rotary drive mechanism of the present invention;
FIG. 7 is a perspective view of a second clamping mechanism of the present invention;
FIG. 8 is a perspective view of a first clamping mechanism of the present invention;
fig. 9 is a perspective view of the resilient connecting mechanism of the present invention.
Description of reference numerals:
1-a tie rod ball; 1 a-a first component; 1 b-a second component;
2-a frame;
3-a first clamping mechanism; 3 a-a jaw; 3 b-a first linear driver;
4-a linear drive mechanism; 4 a-a second linear drive; 4 b-a slip table; 4 c-an elastic connection mechanism; 4c 1-spring; 4c 2-sliding bar; 4c 3-baffle;
5-a second clamping mechanism; 5 a-a friction wheel; 5 b-a third linear drive;
5 c-a connecting rod; 5 d-push rod; 5 e-a slide block;
6-a rotary drive mechanism; 6 a-a rotary drive; 6 b-a driving wheel; 6 c-transport band group; 6 d-first slave wheel; 6 e-a second driven wheel; 6 f-a first drive shaft; 6 g-a second transmission shaft;
7-a jig.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1 to 7, an automatic assembly device for a vehicle steering tie rod ball head is applied to automatically assembling a steering tie rod ball head 1, wherein the steering tie rod ball head 1 comprises a first part 1a and a second part 1b which are in screw connection, and comprises a frame 2, a first clamping mechanism 3, a linear driving mechanism 4, a second clamping mechanism 5, a rotary driving mechanism 6 and a jig 7; the linear driving mechanism 4 of the first clamping mechanism 3 is fixedly connected with the rack 2, the first clamping mechanism 3 is provided with a clamping jaw 3a which is used for clamping the first component 1a and is fixedly connected with the first component 1a, the jig 7, the second clamping mechanism 5 and the rotary driving mechanism 6 are fixedly connected with the linear driving mechanism 4, the output direction of the linear driving mechanism 4 is arranged towards the clamping jaw 3a, the second component 1b is movably connected with the jig 7, the second clamping mechanism 5 is provided with a plurality of friction wheels 5a which are used for clamping the second component 1b and is in friction connection with the second component 1b, the output end of the rotary driving mechanism 6 is in transmission connection with the friction wheels 5a, and the first component 1a is coaxial with the second component 1 b.
The worker places the first part 1a in the working area of the first clamping mechanism 3, the first clamping mechanism 3 clamps the first part 1a through the clamping jaw 3a, the worker places the second part 1b in the jig 7, the second clamping mechanism 5 clamps the second part 1b through the friction wheel 5a, the rotary driving mechanism 6 drives the friction wheel 5a to rotate, the friction wheel 5a drives the second part 1b to rotate, the linear driving mechanism 4 drives the jig 7, the second clamping mechanism 5, the rotary driving mechanism 6 and the second part 1b to approach towards the clamping jaw 3a, the second part 1b spirally advances towards the first part 1a, when the linear driving mechanism 4 reaches the end point of the stroke, the second part 1b is spirally connected with the first part 1a, the second clamping mechanism 5 resets, the rotary driving mechanism 6 stops working, the linear driving mechanism 4 resets, the first clamping mechanism 3 resets, the staff takes out the steering tie rod ball head 1 assembled by the first part 1a and the second part 1b, and the assembly efficiency can be effectively improved through the automatic assembly equipment for the steering tie rod ball head of the automobile.
Referring to fig. 3 and 8, the first clamping mechanism 3 comprises a clamping jaw 3a, a first linear driver 3 b; clamping jaw 3a all is equipped with two with first linear actuator 3b, first linear actuator 3b and frame 2 fixed connection, clamping jaw 3 a's non-working end and first linear actuator 3b working end fixed connection, and two clamping jaw 3 a's working end sets up relatively, and two clamping jaw 3 a's working end is provided with the assorted draw-in groove respectively, and the impartial interval's of draw-in groove distribution is at clamping jaw 3 a's working end.
The staff places first part 1a in the work interval of first fixture 3, and first straight line is the biax cylinder, and two biax cylinders promote the clamping jaw 3a of work end respectively and lean on relatively, and two clamping jaws 3a are laminated each other through the draw-in groove with first part 1a fixed clamp tight when leaning on each other clamping jaw 3a, and the draw-in groove through clamping jaw 3a makes clamping jaw 3a more firm when pressing from both sides tightly.
Referring to fig. 2 to 5, the linear driving mechanism 4 includes a second linear actuator 4a, a sliding table 4b, and an elastic connection mechanism 4 c; the second linear driver 4a is installed in the inside of frame 2, and the second linear driver 4a working end passes frame 2 and elastic connection mechanism 4c one end fixed connection, and the one end and the slip table 4b working end sliding connection that second linear driver 4a was kept away from to elastic connection mechanism 4c, slip table 4b non-working end and frame 2 fixed connection.
The linear actuator is a single-shaft cylinder, the working end of the single-shaft cylinder pushes the elastic connection mechanism, the elastic connection mechanism drives the working end of the sliding table 4b to move, and the track can be more stable through the movement of the sliding table 4 b.
Referring to fig. 9, the elastic connection mechanism comprises a spring 4c1, a slide bar 4c2 and a baffle 4c 3; the baffle 4c3 is provided with two baffle plates which are respectively arranged at two ends of a sliding rod 4c2 and fixedly connected with a sliding rod 4c2, the baffle plate 4c3 at one end of the sliding rod 4c2 is fixedly connected with a second linear driver 4a, one end of the sliding rod 4c2 far away from the second linear driver 4a penetrates through a sliding table 4b and is slidably connected with the sliding table 4b, a spring 4c1 is sleeved on the outer side of the sliding rod 4c2, one end of the spring 4c1 abuts against the sliding table 4b, and one end of the spring 4c1 far away from the sliding table 4b abuts against the baffle plate 4c 3.
The linear actuator is a single-shaft air cylinder which pushes the sliding rod 4c2, one end of the sliding rod 4c2 extends towards the inside of the sliding table 4b, the spring 4c1 is squeezed between the sliding table 4b and the baffle 4c3, the squeezed spring 4c1 pushes the sliding table 4b to move, and the excessive pushing force can be effectively reduced through pushing of the spring 4c 1.
Referring to fig. 7, the second clamping mechanism 5 includes a friction wheel 5a, a third linear actuator 5b, a connecting rod 5c, a push rod 5d, and a slide block 5 e; friction pulley 5a, connecting rod 5c, push rod 5d all is equipped with the several, connecting rod 5 c's one end and slip table 4b rotate to be connected, friction pulley 5a evenly distributed is at connecting rod 5c work end, friction pulley 5a rotates with connecting rod 5c to be connected, push rod 5d one end and connecting rod 5c non-working section fixed connection, the one end and the slider 5e rotation connection of connecting rod 5c are kept away from to push rod 5d, slip table 4b is equipped with the spout, the one end of slider 5e is installed inside slip table 4 b's spout, third sharp driver 5b and slip table 4b fixed connection, third sharp driver 5 b's work end and slider 5e fixed connection.
The third linear driver 5b is a long-axis cylinder, the long-axis cylinder pushes the slider 5e to extend forwards, the slider 5e pushes the push rod 5d to extend forwards, the push rod 5d pushes the connecting rod 5c to move, the connecting rod 5c clamps the second component 1b through the matching of the plurality of friction wheels 5a, and the second component 1b can be clamped and simultaneously rotated through the plurality of friction wheels.
Referring to fig. 3 and 6, the rotary driving mechanism 6 includes a rotary driver 6a, a driving wheel 6b, a transmission belt set 6c, a first driven wheel 6d, a second driven wheel 6e, a first transmission shaft 6f, and a second transmission shaft 6 g; rotatory driver 6a and slip table 4b fixed connection, action wheel 6b and rotatory driver 6a working end fixed connection, first from the coaxial fixed connection of driving wheel and first transmission shaft 6f, slip table 4b and connecting rod 5c and friction pulley 5a fixed connection are passed to the one end that first driven wheel was kept away from to first transmission shaft 6f, the second is from the coaxial fixed connection of driving wheel 6e and second transmission shaft 6g, slip table 4b and connecting rod 5c and friction pulley 5a fixed connection are passed to the one end that second transmission shaft 6g kept away from second driven wheel 6e, drive belt group 6c is connected action wheel 6b and first driven wheel and second driven wheel 6e transmission.
The rotary driver 6a is servo motor, the driving belt group 6c is the several hold-in range, servo motor drives the action wheel 6b and rotates, the action wheel 6b drives first driven wheel and second driven wheel rotation through the several hold-in range, first driven wheel drives the friction pulley 5a through first transmission shaft 6f and rotates, the second drives the friction pulley 5a through second transmission shaft 6g from the driving wheel 6e and rotates, it has effectually saved the cost to drive a plurality of friction pulleys 5a through a servo motor and rotate.
The functions of the invention are realized through the following steps, and the technical problems provided by the invention are further solved:
firstly, a worker places a first part 1a in a working area of a first clamping mechanism 3, the first clamping mechanism 3 clamps the first part 1a through a clamping jaw 3a, the worker places a second part 1b in a jig 7, a second clamping mechanism 5 clamps the second part 1b through a friction wheel 5a, a rotary driving mechanism 6 drives the friction wheel 5a to rotate, and the friction wheel 5a drives the second part 1b to rotate.
And step two, the linear driving mechanism 4 drives the jig 7, the second clamping mechanism 5, the rotary driving mechanism 6 and the second part 1b to approach towards the clamping jaw 3a, the second part 1b advances towards the first part 1a in a spiral mode, and when the linear driving mechanism 4 reaches the end of the stroke, the second part 1b is connected with the first part 1a in a spiral mode.
And step three and 5, resetting the second clamping mechanism 5, stopping the rotary driving mechanism 6, resetting the linear driving mechanism 4, resetting the first clamping mechanism 3, and taking out the steering tie rod ball head 1 assembled by the first part 1a and the second part 1b by workers.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.