Automatic assembling device for threaded parts

Abstract

The utility model discloses an automatic assembly device for a threaded piece, and aims to provide an automatic assembly device which is high in efficiency and convenient to operate, the key point of the technical scheme is that the automatic assembly device comprises a rotating chassis, a threaded sleeve and the threaded piece, and the rotating chassis is provided with a plurality of fixing structures and a rotating device arranged at the center position; the fixing structures are distributed in the circumferential direction of the rotating chassis, and the rotating device comprises a supporting column arranged in the center of the rotating chassis, a sliding frame arranged on one side of the supporting column, a rotating assembly arranged on the sliding frame and a first motor for driving the rotating assembly. The rotating assembly comprises a worm arranged on the sliding frame, a mounting frame arranged on the worm and in transmission connection with the worm through a turbine, a second motor arranged on the mounting frame and a detachable rotor arranged at the end of the second motor, and a linkage device is arranged between the worm and the second motor. And a lubricating device is arranged at the joint of the mounting frame and the top end of the worm. The automatic assembling machine is suitable for the technical field of automatic assembling.

Description

TECHNICAL FIELD

[0001] The utility model relates to an automatic assembly technical field, more specifically, it relates to a threaded part automatic assembly device. BACKGROUND

[0002] In traditional manufacturing industry, threaded part assembly is mostly dependent on manual operation, which is inefficient and prone to error, and is difficult to meet the demand of large-scale production. With the development of industrial automation, the rise of labor costs and the improvement of product precision, enterprises are seeking automatic assembly solutions.

[0003] Currently, the electronic, automobile and other industries have strict requirements for the reliability of threaded connection, and manual screwing cannot guarantee consistent torque, resulting in high scrap rate. The existing semi-automatic equipment has limited functions and complex connection procedures, and cannot smoothly integrate the production process, so an automatic device that is efficient, accurate, suitable for multiple specifications of threaded parts and can be seamlessly embedded into the production line is developed. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model aims to provide a threaded part automatic assembly device with high production efficiency and convenient operation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a threaded part automatic assembly device, comprising a rotating base plate, a threaded sleeve and a threaded part, the threaded part is provided with an external thread, the threaded sleeve is provided with an internal thread matched with the external thread, the rotating base plate is provided with a plurality of fixing structures and a rotating device arranged at the center position, the fixing structures are distributed along the circumferential direction of the rotating base plate, the rotating device comprises a support column arranged at the center position of the rotating base plate, a sliding frame arranged on one side of the support column, a rotating assembly arranged on the sliding frame, and a first motor driving the rotating assembly, the rotating assembly comprises a worm arranged on the sliding frame, a mounting bracket connected by a worm gear transmission on the worm, a second motor arranged on the mounting bracket, and a detachable rotor arranged at the end of the second motor, a linkage is arranged between the worm and the second motor, and a lubricating device is arranged at the connection between the mounting bracket and the top end of the worm.

[0006] The utility model is further provided as follows: the lubricating device comprises an oil tank arranged on the sliding frame, an oil pipe arranged on the mounting bracket, a small electromagnetic valve arranged between the oil tank and the oil pipe, a push piece connected by a fastening bolt on one side of the sliding frame, and a controller electrically connected with the push piece and the small electromagnetic valve.

[0007] The utility model is further provided as follows: a sliding groove is arranged between the support column and the sliding frame, a plurality of threaded holes are arranged on both sides of the sliding frame, the threaded holes are configured to install the fastening bolt, the sliding frame is fixed on the support column, and the height is adjusted by tightening or loosening the fastening bolt.

[0008] The utility model further sets up: the fixed structure includes fixed support and the cylinder clamp jaw of setting in fixed support, the fixed support is equipped with the installation groove of being suitable for with the threaded bushing.

[0009] The utility model further sets up: the fixed structure is equipped with the extrusion structure of cooperation in the fixed rod one side of the sliding frame corresponding one side, the extrusion structure includes the hydraulic push rod of setting in fixed rod one side and the fixed block of being equipped with in hydraulic push rod end portion and being matched with fixed structure.

[0010] The utility model further sets up: the fixed block is equipped with the location structure, the location structure includes the recess of setting on the fixed block and the guide surface of setting in recess both sides, the guide surface is configured as when being in contact with threaded bushing, guide it into the recess.

[0011] The utility model has the advantages of:

[0012] 1. The fixed structure of rotating base is distributed along the circumferential direction, can load multiple workpieces to be assembled at a time, cooperate with the central rotating device to work continuously, do not need to start and stop frequently to replace parts, can greatly improve the assembly efficiency of threaded parts and threaded bushings, adapt to batch production demand, the rotating assembly can realize flexible rotation at multiple angles by means of turbine, worm transmission and first motor drive, accurately adjust the position of threaded parts, conveniently align threaded bushings, at the same time, the linkage ensures stable power transmission, is beneficial to complex assembly scene operation, the lubricating device arranged at the top end of the mounting frame and the worm can continuously inject lubricant for the key transmission parts, reduce the wear of parts, prolong the service life of the equipment, the detachable rotor design makes the motor maintenance simple, does not need to disassemble the device as a whole, saves maintenance time and cost.

[0013] 2. Small electromagnetic valve is arranged between oil tank and oil pipe, can accurately control the delivery of lubricating oil or not, provides lubrication for the key transmission parts as needed, avoids lubricating oil waste, ensures that oil is delivered in time and accurately when lubrication is needed, ensures that the transmission parts are in good lubrication state at all times, maintains stable working performance, the dial piece is connected to the side of the sliding frame through the fastening bolt, can be set at the best position according to the running track of the mounting frame, the controller and the dial piece, small electromagnetic valve are electrically connected, can intelligently control the opening and closing of the electromagnetic valve through the relevant information feedback by the dial piece, realize automatic and intelligent lubrication management, make the lubrication operation more in line with the actual working state of the device, further prolong the service life of the device.

[0014] 3. A sliding groove is arranged between the support column and the sliding frame, and a threaded hole and a fastening bolt are used to fix and adjust the height, so that the rotating assembly can be flexibly adjusted to the appropriate height position according to the actual assembly requirements. Whether it is the assembly of threaded parts and threaded sleeves of different specifications and sizes, or the height difference of different production lines, etc., it can be well adapted, enhancing the versatility and practicality of the device. The cylinder clamping jaw in the fixed structure can provide stable clamping force, reliably fix the threaded sleeve, prevent the threaded sleeve from shaking and shifting during assembly, etc., ensure that the threaded part and the threaded sleeve can be accurately aligned and smoothly assembled, and improve the assembly quality and success rate. The fixed support is provided with an installation groove matched with the threaded sleeve, which helps to accurately position and place the threaded sleeve, so that the threaded sleeve is in the correct position at the beginning of the assembly stage, further improving the accuracy and efficiency of the entire assembly process, and reducing assembly errors caused by inaccurate positioning.

[0015] 4. The extrusion structure arranged on one side of the sliding frame is driven by the hydraulic push rod to cooperate with the fixed block and the fixed structure, which can further apply a certain pressure to the workpiece such as the threaded sleeve in the fixed structure from the outside, so that it is fixed more stably, avoids loosening and deviation due to external forces such as rotation during assembly, and ensures that the assembly operation is accurately and orderly performed. The hydraulic push rod can flexibly control the size of the applied extrusion force, which can adjust the extrusion force as needed according to threaded sleeves of different specifications and materials and the degree of fixation required during actual assembly, adapt to various assembly scenarios, ensure the fixing effect, and prevent damage to the workpiece caused by excessive pressure. The positioning structure on the fixed block, especially the groove and the guide surfaces on both sides, can guide the threaded sleeve to accurately enter the groove to achieve accurate positioning when in contact with the threaded sleeve, so that the threaded sleeve is in the best initial position before assembly, which is beneficial to the rapid and accurate assembly of the threaded part, effectively improves the assembly efficiency and quality, and reduces assembly problems caused by positioning deviation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a three-dimensional structure schematic diagram of the utility model;

[0017] Fig. 2 It is an enlarged view of A;

[0018] Fig. 3 It is an enlarged view of A;

[0019] Figs. 1-3The reference signs in the drawings: 1, rotating base; 2, threaded sleeve; 3, threaded part; 4, support; 5, sliding frame; 6, first motor; 7, worm; 8, mounting frame; 9, second motor; 10, rotor; 11, linkage; 12, oil tank; 13, oil pipe; 14, small electromagnetic valve; 15, push piece; 16, controller; 17, sliding groove; 18, fastening bolt; 19, fixed support; 20, cylinder jaw clamp; 21, mounting groove; 22, fixed rod; 23, hydraulic push rod; 24, fixed block; 25, groove. DETAILED DESCRIPTION

[0020] REFERENCE Figs. 1 to 3 Further description is made to the embodiments of the utility model.

[0021] For ease of description, spatial relative terms such as "upper", "lower", "left", "right" and the like are used in the embodiments to describe the relationship of one element or feature to another element or feature shown in the drawings. It should be understood that, in addition to the orientation shown in the drawings, the spatial terms are intended to include different orientations of the device in use or operation. For example, if the device in the drawings is inverted, the element described as being "below" other elements or features will be positioned "above" the other elements or features. Therefore, the exemplary term "below" can include both upward and downward orientations. The device can be positioned in other ways (rotated 90 degrees or positioned in other orientations), and the spatial relative descriptions used herein can be interpreted accordingly.

[0022] Moreover, relational terms such as "first" and "second" and the like are used merely to distinguish one from another of a same name, and do not necessarily require or imply any such actual relationship or order between the parts.

[0023] As Figs. 1 to 3 Figs. 1 to 3The automatic assembly device for a threaded part includes a rotating base plate 1, a threaded sleeve 2, and a threaded part 3. The threaded part 3 is provided with external threads, and the threaded sleeve 2 is provided with internal threads matching the external threads. The rotating base plate 1 is provided with a plurality of fixing structures distributed along the circumferential direction of the rotating base plate 1 and a rotating device arranged at the center position. The fixing structures can carry a plurality of workpieces to be assembled at one time, and the center rotating device works continuously without frequent start-stop and component replacement, which can greatly improve the assembly efficiency of the threaded part 3 and the threaded sleeve 2, adapt to batch production requirements, and the rotating device includes a support column arranged at the center position of the rotating base plate 1, a sliding frame 5 arranged on one side of the support column, a rotating assembly arranged on the sliding frame 5, and a first motor 6 driving the rotating assembly. The rotating assembly includes a worm 7 arranged on the sliding frame 5, a mounting bracket 8 connected through a turbine transmission arranged on the worm 7, a second motor 9 arranged on the mounting bracket 8, and a detachable rotor 10 arranged at the end of the second motor 9. A linkage 11 is arranged between the worm 7 and the second motor 9 to realize flexible rotation at multiple angles, accurately adjust the position of the threaded part 3, facilitate alignment with the threaded sleeve 2, and ensure stable power transmission, which is beneficial for complex assembly scenarios. The mounting bracket 8 and the top end of the worm 7 are provided with a lubricating device to continuously inject lubricant into the key transmission parts, reduce component wear, and prolong the service life of the equipment. The detachable rotor 10 design makes motor maintenance simple, without the need for overall disassembly of the device, saving maintenance time and cost.

[0024] The lubricating device includes an oil tank 12 arranged on the sliding frame 5, an oil pipe 13 arranged on the mounting bracket 8, a small electromagnetic valve 14 arranged between the oil tank 12 and the oil pipe 13, a push piece 15 arranged on one side of the sliding frame 5 and connected through a fastening bolt 18, and a controller 16 electrically connected with the push piece 15 and the small electromagnetic valve 14. When the mounting bracket 8 moves down and touches the push piece 15, a signal is transmitted to the controller 16, which controls the small electromagnetic valve 14 to accurately control the delivery of lubricating oil as needed to provide lubrication for the key transmission parts, avoid waste of lubricating oil, ensure timely and accurate delivery of oil when lubrication is needed, and ensure that the transmission parts are always in good lubrication state, maintain stable working performance, and prolong the service life of the device. The push piece 15 is connected to one side of the sliding frame 5 through the fastening bolt 18, and can be arranged at the best position according to the running track of the mounting bracket 8. The controller 16 is electrically connected with the push piece 15 and the small electromagnetic valve 14, and can intelligently control the opening and closing of the electromagnetic valve through the related information feedback by the push piece 15 to realize automatic and intelligent lubrication management, make the lubrication operation more suitable for the actual working state of the device, and further prolong the service life of the device.

[0025] The sliding groove 17 is arranged between the support column and the sliding frame 5, and a plurality of threaded holes are arranged on both sides of the sliding frame 5, which are configured to be used for mounting fastening bolts 18 to fix the sliding frame 5 on the support column, and the height is adjusted by tightening or loosening the fastening bolts 18, so that the rotating assembly can be flexibly adjusted to a suitable height position according to actual assembly requirements, whether it is the assembly of threaded parts 3 and threaded sleeves 2 of different specifications and sizes, or the height difference of different production lines, etc. can be well adapted, enhancing the versatility and practicality of the device, the fixing structure includes a fixed support 19 and a pneumatic cylinder clamping jaw arranged in the fixed support 19, and the pneumatic cylinder clamping jaw in the fixing structure can provide stable clamping force to reliably fix the threaded sleeve 2, prevent the threaded sleeve 2 from shaking or shifting during assembly, ensure that the threaded part 3 and the threaded sleeve 2 can be accurately aligned and smoothly assembled, improve the assembly quality and success rate, and the fixed support 19 is provided with a mounting groove 21 matched with the threaded sleeve 2.

[0026] The fixed rod 22 is arranged on the corresponding side of the sliding frame 5, the extrusion structure matched with the fixing structure is arranged on the fixed rod 22, the extrusion structure includes a hydraulic push rod 23 arranged on one side of the fixed rod 22 and a fixed block 24 arranged at the end of the hydraulic push rod 23 and matched with the fixing structure, the fixed block 24 is pushed by the hydraulic push rod 23 to cooperate with the fixing structure, and a certain pressure can be further applied to the workpiece such as the threaded sleeve 2 in the fixing structure from the outside, so that the threaded sleeve 2 is fixed more stably, and the loosening and deviation of the threaded sleeve 2 caused by external forces such as rotation during assembly is avoided, and the assembly operation is accurately and orderly performed. The setting of the hydraulic push rod 23 can flexibly control the size of the extrusion force, the extrusion force can be adjusted as needed according to the threaded sleeves 2 of different specifications and materials and the fixing degree required during actual assembly, and a variety of assembly scenes can be adapted, which can ensure the fixing effect and will not cause damage to the workpiece due to excessive pressure. The positioning structure on the fixed block 24, especially the groove 25 and the guide surfaces on both sides, can guide the threaded sleeve 2 to accurately enter the groove 25 to realize accurate positioning when contacting the threaded sleeve 2, so that the threaded sleeve 2 is in the best initial position before assembly, which is beneficial to the rapid and accurate assembly of the threaded part 3 with the threaded sleeve 2, effectively improves the assembly efficiency and quality, reduces the assembly problems caused by positioning deviation, and the design of the guide surface makes the threaded sleeve 2 more easily guided into the groove 25, reduces the requirement for position accuracy when placing manually or automatically feeding by the device, and to a certain extent, simplifies the operation process, and makes the whole assembly process more smooth and efficient.

[0027] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, and the skilled in the art can make usual changes and replacements within the technical scheme of the present application, which should be included in the protection scope of the present application.

Claims

1. A device for automatic assembly of a threaded part, comprising a rotating base (1), a threaded sleeve (2) and a threaded part (3), said threaded part (3) being provided with external threads, said threaded sleeve (2) being provided with internal threads matching the external threads, characterized in that, The rotating disc (1) is provided with a plurality of fixed structures and a rotating device arranged at the center position, the fixed structures are distributed along the circumferential direction of the rotating disc (1), the rotating device comprises a support column arranged at the center position of the rotating disc (1), a sliding frame (5) arranged at one side of the support column, a rotating assembly arranged on the sliding frame (5), and a first motor (6) driving the rotating assembly, the rotating assembly comprises a worm (7) arranged on the sliding frame (5), a mounting bracket (8) arranged on the worm (7) and connected by a turbine transmission, a second motor (9) arranged on the mounting bracket (8), and a detachable rotor (10) arranged at the end of the second motor (9), a linkage (11) is arranged between the worm (7) and the second motor (9), and a lubricating device is arranged at the connection between the mounting bracket (8) and the top end of the worm (7).

2. The automatic screw assembly apparatus according to claim 1, wherein The lubricating device comprises an oil tank (12) arranged on the sliding frame (5), an oil pipe (13) arranged on the mounting bracket (8), a small electromagnetic valve (14) arranged between the oil tank (12) and the oil pipe (13), a push piece (15) arranged on one side of the sliding frame (5) and connected by a fastening bolt (18), and a controller (16) electrically connected with the push piece (15) and the small electromagnetic valve (14).

3. The automatic screw assembly apparatus of claim 1, wherein The support column and the sliding frame (5) are provided with a sliding groove (17), and the two sides of the sliding frame (5) are provided with a plurality of threaded holes, which are configured to install the fastening bolt (18) to fix the sliding frame (5) on the support column, and adjust the height by tightening or loosening the fastening bolt (18).

4. The automatic screw assembly apparatus of claim 1, wherein The fixed structure comprises a fixed support (19) and a cylinder clamp jaw arranged in the fixed support (19), and the fixed support (19) is provided with a mounting groove (21) matched with the threaded sleeve (2).

5. The automatic screw assembly apparatus of claim 1, wherein The sliding frame (5) is provided with a fixed rod (22) on one side, and the fixed rod (22) is provided with a pressing structure matched with the fixed structure, the pressing structure comprises a hydraulic push rod (23) arranged on one side of the fixed rod (22) and a fixed block (24) arranged at the end of the hydraulic push rod (23) and matched with the fixed structure.

6. A threaded member automatic assembly apparatus according to claim 5, wherein The fixed block (24) is provided with a positioning structure, the positioning structure comprises a groove (25) arranged on the fixed block (24) and guide surfaces arranged on both sides of the groove (25), and when the threaded sleeve (2) abuts against the guide surfaces, the threaded sleeve (2) is guided into the groove (25).

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