Automatic bolt assembling device

Abstract

The utility model provides an automatic bolt assembling device which comprises a table top, a rotating module and a bolt assembling machine located on the outer side of the rotating module are arranged on the table top, and a laser marking machine, a carrying module and a discharging module are further arranged on the outer side of the table top. The rotating module is provided with a plurality of carriers symmetrically distributed about the rotating center, the carriers can pass through the lower portion of the working end of the bolt assembling machine, and profiling positioning grooves used for containing parts are formed in the surfaces of the carriers. Circulating reciprocating type rotary flowing of the multiple carriers is achieved through the rotating module, streamlined operation is ensured, part products on the multiple carriers are sequentially and orderly assembled through the bolt assembling machine, the assembled part products are taken out through the carrying module, product marking is conducted through the laser marking machine, and the production efficiency is improved. And finally, the good products are automatically discharged and collected by the discharging module. The bolt assembling machine is used for assembling the bolts, manual assembling is not needed, the labor cost is reduced, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bolt assembly technical field, specifically, it shows a bolt automatic assembly device. BACKGROUND

[0002] Bolt: mechanical parts, nut's cylindrical threaded fastener, by head and screw two parts constitute a kind of fastener, need to cooperate with nut, used for fastening connection two parts with through hole, connection form is called bolt connection, such as bolt nut is spun from the bolt, again can make the two parts separate, so bolt connection belongs to detachable connection.

[0003] In prior art, the bolt needs to be screwed on the product in advance when some products are assembled, so as to facilitate subsequent assembly production operation, which requires higher bolt screwing stroke. At present, it still mainly relies on manual or simple tool to connect the bolt to the product one by one, which has the problems of low production efficiency, high labor intensity and poor product consistency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a bolt automatic assembly device to solve the technical problems of high labor cost and low efficiency of manual bolt assembly.

[0005] Technical scheme as follows:

[0006] A bolt automatic assembly device, comprising a table top, a rotating module and a bolt assembly machine located outside the rotating module are arranged on the table top, a laser marking machine, a carrying module and a blanking module are further arranged outside the table top; the rotating module has a plurality of sets of carriers symmetrically distributed around the rotating center, the carrier can pass below the working end of the bolt assembly machine, and a profiled positioning groove for placing parts is formed on the surface of the carrier;

[0007] The bolt assembly machine comprises a support frame, an X-axis servo module and a mounting bracket, the X-axis servo module is arranged on the top surface of the support frame along the length direction of the support frame, and the mounting bracket is arranged on the output end of the X-axis servo module;

[0008] A clamping jaw cylinder is movably arranged on the lower part of the outer side of the mounting bracket through a vertical cylinder, a displacement plate that can rise and fall along the Z-axis direction is arranged on the upper part of the outer side of the mounting bracket through a Z-axis servo module, a reduction motor, a torsion mechanism and a floating head are arranged on the outer side of the displacement plate from top to bottom, the output end of the reduction motor is connected to the torsion mechanism downward, the output end of the torsion mechanism is connected to the floating head downward, and a bolt torsion rod is arranged at the bottom end of the floating head, and the bolt torsion rod faces the clamping jaw cylinder.

[0009] Further, the output end of the deceleration motor is connected to the torque mechanism through a shaft coupling, and a torque sensor is arranged at the position of the shaft coupling. In this way, the torque sensor can determine the torque during the work, and the work is stopped when the torque reaches a certain value, so as to improve the efficiency.

[0010] Further, a sensor support is arranged at the position of the torque mechanism, and a displacement sensor is arranged on the sensor support, and the detection beam of the displacement sensor is directed downward to the direction of the clamp cylinder. In this way, the distance between the clamp cylinder and the product on the carrier can be quickly determined by the displacement sensor, so as to quickly and effectively realize the approach and alignment of the bolt clamped by the clamp cylinder to the pre-work hole of the product on the carrier, and improve the efficiency.

[0011] Further, the rotating module comprises a cam divider, a rotating motor, a rotating disc and a fixed table. The cam divider and the rotating motor are fixedly arranged on the table top, the output end of the rotating motor is connected to the input shaft end of the cam divider, the rotating disc is connected to the output shaft end of the cam divider, and the fixed table is fixedly arranged above the cam divider. The carrier is arranged on the surface of the rotating disc. In this way, the rotating motor and the cam divider are matched to effectively control the rotating action of the rotating disc, so as to accurately position the carriers on the rotating disc, and sequentially stop the carriers under the working end of the bolt assembling machine to perform corresponding bolt assembling work, thereby realizing batch work.

[0012] Further, the surface of the fixed table is provided with a pressing mechanism, and the carrier can pass below the pressing mechanism during the rotating process of the rotating disc. When the bolt assembling work is performed, one of the carriers on the rotating disc is just below the working end of the bolt assembling machine, and one side of the carrier is also below the pressing mechanism. In this way, the pressing mechanism can perform corresponding positioning action on the parts placed on the carrier, so as to ensure the stability of the product on the carrier during the work of the bolt assembling machine, thereby ensuring the assembling quality.

[0013] Further, the conveying module comprises a conveying rack arranged above one side of the unloading module. The top surface of the conveying rack is provided with a base plate, and a transverse displacement assembly is arranged on the surface of the base plate along the length direction of the base plate. A cross beam is arranged on the output end of the transverse displacement assembly, and a lifting cylinder is arranged on the cross beam. The output end of the lifting cylinder is connected to a suction disc group downward. In this way, the suction disc group can be controlled to suck the assembled parts on the carrier through the cooperation of the transverse displacement assembly and the lifting cylinder, and then the sucked parts are sent to the unloading module through the cooperation of the transverse displacement assembly and the lifting cylinder, thereby completing the good product collection work.

[0014] Further, the unloading module is a belt conveying line. The belt conveying line has the advantages of low cost and good adaptability.

[0015] Compared with the prior art, the bolt automatic assembly device has the advantages that the structure is simple and reasonable, the rotation module is used to realize the circulating reciprocating rotation of the plurality of carriers, ensure the flow production, the bolt assembly machine is used to sequentially assemble the parts on the carriers in an orderly manner, the parts after assembly are taken out by the carrying module, and the products are marked by the laser marking machine, and finally the qualified products are automatically discharged and collected by the discharging module. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 FIG. 1 is a structural schematic view of a bolt automatic assembly device according to an embodiment of the present application;

[0017] Figure 2 FIG. 3 is a structural schematic view of a bolt assembly machine according to an embodiment of the present application;

[0018] Figure 3 FIG. 5 is a related schematic view of a carrying module and a discharging module according to an embodiment of the present application;

[0019] Figure 4 FIG. 5 is a related schematic view of a carrying module and a discharging module according to an embodiment of the present application;

[0020] Corresponding marks in the drawings: 1-table top, 2-rotation module, 3-bolt assembly machine, 4-laser marking machine, 5-carrying module, 6-discharging module; 21-cam divider, 22-rotation motor, 23-rotating disc, 24-fixed table, 25-carrier, 26-pressing mechanism; 31-supporting frame, 32-X-axis servo module, 33-vertical cylinder, 34-mounting frame, 35-clamping jaw cylinder, 36-displacement plate, 361-reduction motor, 362-torsion mechanism, 363-floating head, 364-bolt torsion rod, 365-coupling, 366-torsion sensor, 367-sensor support, 368-displacement sensor, 37-Z-axis servo module; 51-carrying frame, 52-base plate, 53-transverse displacement assembly, 54-cross beam, 55-lifting cylinder, 56-suction cup group. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] As Figure 1 , Figure 2 ,Figure 3 、 Figure 4 The bolt automatic assembly device is shown in the drawings. The bolt automatic assembly device comprises a horizontal table 1, a rotating module 2 arranged on the table 1, and a bolt assembly machine 3 arranged outside the rotating module 2. A laser marking machine 4, a carrying module 5, and a blanking module 6 are arranged outside the table 1. In the top view, the bolt assembly machine 3 is arranged at one side of the rotating module 2, and the laser marking machine 4, the carrying module 5, and the blanking module 6 are arranged at the other side of the rotating module 2. The rotating module 2 is provided with a plurality of carriers 25 arranged in a central symmetry. The carrier 25 can pass below the working end of the bolt assembly machine 3. The surface of the carrier 25 is formed with a profiled positioning groove for placing parts.

[0023] The bolt assembly machine 3 comprises a support frame 31, an X-axis servo module 32 arranged on the top surface of the support frame 31 along the length direction of the support frame 31, and a mounting frame 34 arranged on the output end of the X-axis servo module 32. In this way, the mounting frame 34 can be moved back and forth in the X-axis direction by the X-axis servo module 32.

[0024] A clamping jaw cylinder 35 is movably arranged on the lower part of the outer side of the mounting frame 34 by a vertical cylinder 33. A displacement plate 36 that can be lifted up and down in the Z-axis direction is arranged on the upper part of the outer side of the mounting frame 34 by a Z-axis servo module 37. A reduction motor 361, a torsion mechanism 362, and a floating head 363 are arranged on the outer side of the displacement plate 36 from top to bottom. The output end of the reduction motor 361 is connected to the torsion mechanism 362 downward. The output end of the torsion mechanism 362 is connected to the floating head 363 downward. A bolt torsion rod 364 is arranged on the bottom end of the floating head 363, and the bolt torsion rod 364 faces the clamping jaw cylinder 35. In this way, the bolt to be assembled is clamped by the clamping jaw cylinder, so that the bolt is in a vertical posture. The bolt is moved close to the parts placed on the carrier by the cooperation of the X-axis servo module, the Y-axis servo module, and the vertical cylinder. The bolt torsion rod is sleeved on the head end of the bolt and screwed into the reserved working hole in the parts by the cooperation of the reduction motor, the torsion mechanism, the floating head, and the Z-axis servo module, so that the assembly work is completed.

[0025] The output end of the reduction motor 361 is connected to the torsion mechanism 362 by a shaft coupling 365. A torsion sensor 366 is arranged at the position of the shaft coupling 365. The size of the torsion during the screwing of the bolt can be determined by the torsion sensor, and the work is stopped when the torsion value is reached, so that the efficiency is high.

[0026] Further, the torque mechanism 362 is provided with a sensor support 367, and a displacement sensor 368 is arranged on the sensor support 367, and the detection light beam of the displacement sensor 368 is directed downward toward the direction of the gripper cylinder 35. In this way, the distance between the gripper cylinder and the product on the carrier can be quickly and conveniently determined by the displacement sensor, so that the approaching and aligning of the bolt clamped on the gripper cylinder to the pre-working hole of the product on the carrier can be quickly and effectively realized, and the efficiency is improved.

[0027] In the embodiment, the rotating module 2 comprises a cam divider 21, a rotating motor 22, a rotating disc 23 and a fixed table 24. The cam divider 21 and the rotating motor 22 are fixedly arranged on the table top 1. The output end of the rotating motor 22 is connected with the input shaft end of the cam divider 21. The rotating disc 23 is connected with the output shaft end of the cam divider 21. The fixed table 24 is fixedly arranged above the cam divider 21. The carrier 25 is arranged on the surface of the rotating disc 23. In this way, the rotating motor and the cam divider are matched to effectively control the rotating action of the rotating disc, and the positioning is accurate, so that the carriers on the rotating disc can be sequentially stopped below the working end of the bolt assembling machine and the corresponding bolt assembling work is performed, and batch work is realized.

[0028] The surface of the fixed table 24 is provided with a pressing mechanism 26. During the rotating process of the rotating disc 23, the carrier 25 can pass below the pressing mechanism 26. The pressing mechanism is a combination of a conventional cylinder and a pressing block. During the bolt assembling work, one of the carriers on the rotating disc is just below the working end of the bolt assembling machine, and one side of the carrier is also below the pressing mechanism. In this way, the corresponding positioning action of the parts placed on the carrier can be performed by the pressing mechanism, the stability of the product on the carrier during the working process of the bolt assembling machine is ensured, and the assembling quality is ensured.

[0029] In the embodiment, the conveying module 5 comprises a conveying rack 51 arranged above one side of the unloading module 6. The top surface of the conveying rack 51 is provided with a base plate 52. The surface of the base plate 52 is provided with a transverse displacement assembly 53 along the length direction thereof. The output end of the transverse displacement assembly 53 is provided with a cross beam 54. The cross beam 54 is provided with a lifting cylinder 55. The output end of the lifting cylinder 55 is connected with a suction disc set 56 downward. In this way, the parts assembled on the carrier can be sucked by the cooperation of the transverse displacement assembly and the lifting cylinder, and then the sucked parts are sent to the unloading module by the cooperation of the transverse displacement assembly and the lifting cylinder, and the finished product collection work is completed.

[0030] It should be noted that the unloading module 6 is selected as a belt conveying line. The belt conveying line has the advantages of low cost and good adaptability.

[0031] The above merely describes some embodiments of the present application. For those skilled in the art, without departing from the inventive concept, some modifications and improvements can be made, and these all belong to the protection scope of the present application.

Claims

1. A bolt automatic assembling device characterized by comprising: The utility model provides a kind of bolt assembly machine and its rotating module, laser marking machine, conveying module and blanking module, the utility model is characterized by: including mesa, the mesa is provided with rotating module, and bolt assembly machine is located rotating module outside, the outside of the mesa is also provided with laser marking machine, conveying module and blanking module;Rotating module has several groups of carrier that is rotation center symmetry distribution, carrier can pass the work end below bolt assembly machine, and the surface of carrier is formed with the profiled positioning groove for placing parts; The bolt assembly machine comprises a support frame, an X-axis servo module and a mounting rack, the X-axis servo module is arranged on the top surface of the support frame along the length direction of the support frame, and the mounting rack is arranged on the output end of the X-axis servo module. The outer side surface of the mounting rack is movably provided with a clamping jaw cylinder at the lower part through a vertical cylinder, and a displacement plate that can be lifted up and down along the Z-axis direction is arranged on the upper part of the outer side surface of the mounting rack through a Z-axis servo module, the outer side surface of the displacement plate is provided with a reduction motor, a torsion mechanism and a floating head from top to bottom, the output end of the reduction motor is connected to the torsion mechanism downward, the output end of the torsion mechanism is connected to the floating head downward, and a bolt torsion rod is arranged at the bottom end of the floating head, and the bolt torsion rod faces the direction of the clamping jaw cylinder.

2. The automatic bolt assembling apparatus according to claim 1, wherein The output end of the reduction motor is connected to the torsion mechanism through a shaft coupling, and a torsion sensor is arranged at the position of the shaft coupling.

3. The automatic bolt assembling apparatus according to claim 2, wherein A sensor support is arranged at the position of the torsion mechanism, a displacement sensor is arranged on the sensor support, and the detection beam of the displacement sensor faces downward to the direction of the clamping jaw cylinder.

4. The automatic bolt assembling apparatus according to claim 1, wherein The rotating module comprises a cam divider, a rotating motor, a turntable and a fixed table, the cam divider and the rotating motor are fixedly arranged on the mesa, the output end of the rotating motor is connected to the input shaft end of the cam divider, the turntable is connected to the output shaft end of the cam divider, the fixed table is fixedly arranged above the cam divider, and the carrier is arranged on the surface of the turntable.

5. The automatic bolt assembling apparatus according to claim 4, wherein The surface of the fixed table is provided with a material pressing mechanism, and the carrier can pass below the material pressing mechanism during the rotation of the turntable.

6. The automatic bolt assembling apparatus according to claim 1, wherein The conveying module comprises a conveying frame arranged above one side of the blanking module, a base plate is arranged on the top surface of the conveying frame, a transverse displacement assembly is arranged on the surface of the base plate along the length direction thereof, a cross beam is arranged on the output end of the transverse displacement assembly, a lifting cylinder piece is arranged on the cross beam, and the output end of the lifting cylinder piece is connected to the suction cup group downward.

7. The automatic bolt assembling apparatus according to claim 1, wherein The blanking module is a belt conveying line.

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