An assembly machine for circuit breaker assembly

Abstract

The present invention relates to an assembly machine for circuit breaker assembly, including a circuit breaker housing transfer mechanism. A torsion spring assembly mechanism and a rotating part assembly mechanism are arranged in the moving direction of the transfer mechanism. The transfer machine includes a bearing plate, on which a moving plate and a workpiece feeding table are provided. Installation seats are arranged at both ends of the moving plate, a rotating shaft is arranged between the installation seats, and rotating components for driving its rotation are arranged at both ends of the rotating shaft. A number of limiting blocks are distributed in the axial direction of the rotating shaft, and the limiting blocks are fixed on the rotating shaft. A driving component for driving the moving plate to move is arranged at the bottom of the moving plate. A number of workpieces are placed on the workpiece feeding table, and the limiting blocks extend to both sides of the workpiece and move the workpiece to the next working station under the action of the driving component. The present invention realizes automatic assembly, effectively improving production efficiency and labor.

Description

Technical Field

[0001] The invention relates to the technical field of circuit breaker assembly equipment, and in particular to an assembly machine for circuit breaker assembly. Background Art

[0002] In the existing circuit breaker assembly process, the torsion spring and the rotating part in the handle need to be installed into the handle. The existing assembly is generally performed manually, which is inefficient. Therefore, it is necessary to design a mechanism that can automatically assemble the circuit breaker. Summary of the invention

[0003] The object of the present invention is to provide an assembly machine for circuit breaker assembly to realize the assembly of the circuit breaker.

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] 7. The swiftly and minutely adjusting device for a wood-planer working table as claimed in claim 1, wherein said linking rod and said adjusting base are pivotally connected to each other with a bolt, and said bolt has a round shank to contact with said linking rod. said linking rod has a round shank to contact with said linking rod.

[0006] The present invention further provides that the driving assembly is fixed on the supporting plate, and includes a fixing plate, a motor seat is arranged on the fixing plate, a servo motor is mounted on the motor seat, the servo motor is connected to a ball screw, the ball screw is connected to a fixing seat, and a connecting plate is arranged between the ball screw and the movable plate.

[0007] The present invention is further arranged that the rotating assembly includes an ejection cylinder, a movable block and a linkage block arranged on the supporting plate, the output end of the ejection cylinder is fixedly connected to the movable block, the movable block is hinged to the linkage block, and the rotating shaft passes through the linkage block and is fixedly connected to the linkage block.

[0008] The present invention is further provided that a guide assembly is also provided on the supporting plate, and the guide assembly includes a mounting vertical plate and a guide rail arranged on the mounting vertical plate, a sliding block is provided on the guide rail, and the sliding block is fixedly connected to the bottom of the movable plate, and a detection plate is also provided on the side of the mounting vertical plate, and a micro switch is provided on the detection plate, and the micro switch is used to detect the position of the sliding block.

[0009] The present invention is further provided that a pre-positioning component is provided on one side of the workpiece unloading table, and the pre-positioning component includes a fixed shaft and a fixed mounting seat for fixing the fixed shaft provided below both ends of the workpiece unloading table, and a plurality of positioning pins are distributed in the axial direction of the fixed shaft, and the positioning pins are used to pre-position the shell position of the workpiece, and a fine positioning component is also provided at the bottom of the workpiece unloading table, and the fine positioning component includes a supporting block, a connecting block and a positioning block arranged in the connecting block, and the positioning block is provided with positioning pins.

[0010] The present invention is further provided that the torsion spring assembly mechanism and the rotating part assembly mechanism both include a feeding track and a grabbing robot, the feeding track is connected to a vibration plate, the grabbing robot includes a servo motor, a rotating rod connected to the servo motor, and a mounting plate, a guide groove is formed on the mounting plate, a linkage shaft is arranged in the guide groove, the linkage shaft is arranged through the rotating rod, the rotating shaft is fixedly connected to a sliding component, the sliding component is connected to a connecting mounting plate, and a grabbing cylinder is arranged on the connecting plate.

[0011] The present invention is further arranged that the torsion spring assembly mechanism also includes a torsion spring adjustment mechanism, which is located at the exit of the feeding track, and the torsion spring adjustment mechanism includes a mounting table, an inner hole is formed in the mounting table, a positioning block I is arranged above the inner hole, a placement hole is arranged in the positioning block I, a rotating shaft I is arranged at the bottom of the mounting table, the rotating shaft I is arranged through the placement hole, a gear is arranged on the shaft body of the rotating shaft I, an adjustment block is arranged at the top of the rotating sleeve, a sleeve shaft is arranged on one side of the adjustment block, and the sleeve shaft is fixed in the placement hole of the positioning block, the bottom of the rotating shaft is connected to the mounting block, the mounting block is connected to a first ejection cylinder, the gear is adapted to be equipped with a rack, and one end of the rack is connected to a second ejection cylinder.

[0012] The present invention is further provided that the rotating part assembly mechanism also includes a material receiving component and a material pushing component, the feeding track is connected to the material receiving component, the material pushing component is located below the material receiving component, a material receiving port is formed in the material receiving component, the material pushing component pushes out the rotating part located in the material receiving port and places the rotating part into the circuit breaker handle through a material grabbing robot.

[0013] The present invention is further arranged that the rotating part assembly mechanism also includes a support plate, and bases of different heights are arranged below the support plate so that the support plate is in a state of being inclined toward the ground, the material receiving assembly includes a positioning plate, and a mounting block I is arranged on the positioning plate, and the mounting block I is located at the exit of the feeding track, and the material receiving port is formed in the mounting block I, and the material pushing assembly includes a fixed plate I located on the support plate, and a material pushing cylinder is arranged on the fixed plate I, and a material pushing rod is connected to the output end of the material pushing cylinder.

[0014] Beneficial effects of the present invention: The working principle of the present invention is as follows: the feeding robot grabs the unassembled workpiece and places it on the workpiece discharge table, and then the movable block is moved up by the ejection cylinder to drive the linkage block to drive the rotating shaft to rotate, so that the limit blocks are located on both sides of the workpiece, and then the servo motor rotates to drive the movable plate to move one station toward the discharging robot. After the movement, the ejection cylinder is reset, and the servo motor reverses to reset the limit block to the initial position. This is repeated to achieve the advancement of the workpiece. In the process of the workpiece advancing, when the workpiece enters the first processing station, that is, the position where the torsion spring assembly mechanism is located, the torsion spring is assembled, and when it enters the rotating part assembly station, the rotating part is assembled through the rotating part assembly mechanism, thereby realizing automated assembly and effectively improving production efficiency and labor. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0016] Figure 1 It is a stereogram of an embodiment of the present invention.

[0017] Figure 2 The three-dimensional material transfer mechanism of the embodiment of the present invention is Figure 1 .

[0018] Figure 3 The three-dimensional material transfer mechanism of the embodiment of the present invention is Figure 2 .

[0019] Figure 4 for Figure 2 Enlarged view of point A in the middle.

[0020] Figure 5 It is a schematic diagram of the structure of the precise positioning component according to an embodiment of the present invention.

[0021] Figure 6 The three-dimensional torsion spring assembly mechanism of the embodiment of the present invention is Figure 1 .

[0022] Figure 7 The three-dimensional torsion spring assembly mechanism of the embodiment of the present invention is Figure 2 .

[0023] Figure 8 The three-dimensional torsion spring assembly mechanism of the embodiment of the present invention is Figure 3 (Part of the structure is omitted).

[0024] Fig. 9 The three-dimensional diagram of the rotating part assembly mechanism of the embodiment of the present invention Figure 1 (Part of the structure is omitted).

[0025] Fig.10 The three-dimensional diagram of the rotating part assembly mechanism of the embodiment of the present invention Figure 2 .

[0026] Fig.11 for Fig. 9 Enlarged view of point B in the middle.

[0027] Reference numerals,

[0028] 10. Material transfer mechanism; 101. Loading plate; 102. Moving plate; 103. Workpiece unloading platform; 104. Mounting seat; 105. Rotating shaft; 106. Limiting block; 107. Fixed plate; 108. Motor seat; 109. Servo motor; 1010. Ball screw; 1011. Fixed seat; 1012. Connecting plate; 1013. Ejecting cylinder; 1014. Movable block; 1015. Linkage block; 1016. Mounting plate; 1017, guide rail; 1018, sliding block; 1019, detection plate; 1020, micro switch; 1021, fixed shaft; 1022, fixed mounting seat; 1023, positioning pin; 1024, support block; 1025, connecting block; 1026, positioning block; 1027, fine positioning assembly; 20, torsion spring adjustment mechanism; 201, mounting table; 202, guide block; 203, notch; 204 , positioning block I; 205, placement hole; 206, rotating shaft I; 207, gear; 208, adjustment block; 209, sleeve shaft; 2010, mounting block; 2011, first ejection cylinder; 2012, rack; 2013, second ejection cylinder; 30, rotating part assembly mechanism; 301, material receiving assembly; 302, ejection assembly; 3021, material receiving port; 303, support plate; 304, base; 305, fixed Position plate; 306, mounting block I; 307, fixing plate I; 308, ejector cylinder; 309, ejector rod; C, rotating part; 40, feeding manipulator; 50, discharging manipulator; 60, feeding track; 70, grabbing manipulator; 80, vibrating plate; 90, rotating rod; 100, mounting plate; 110, guide groove; 120, linkage shaft; 130, sliding assembly; 140, connecting mounting plate; 150, grabbing cylinder; DETAILED DESCRIPTION

[0029] The following will describe the implementation methods of the present application in detail with the help of accompanying drawings and examples, so that the implementation process of how the present application uses technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0030] like Figure 1-11 As shown, the present invention is an assembly machine for circuit breaker assembly, including a frame, a circuit breaker housing material moving mechanism 10, a torsion spring assembly mechanism and a rotating part C assembly mechanism 30 are arranged in the moving direction of the material moving mechanism 10, the material moving machine includes a bearing plate 101, a moving plate 102 and a workpiece discharge table 103 are arranged on the bearing plate 101, the moving plate 102 is located on one side of the workpiece discharge table 103, the torsion spring assembly mechanism and the rotating part C assembly mechanism 30 are located on the other side of the workpiece discharge table 103, the two ends of the moving plate 102 are provided with mounting seats 104, and a A rotating shaft 105, both ends of which are provided with rotating components for driving the rotating shaft 105 to rotate, a plurality of limit blocks 106 are distributed in the axial direction of the rotating shaft 105, the limit blocks 106 are fixed on the rotating shaft 105, a driving component for driving the moving plate 102 to move is provided at the bottom of the moving plate 102, a plurality of workpieces are placed on the workpiece unloading table 103, the limit blocks 106 extend to both sides of the workpiece and move the workpiece to the next workstation under the action of the driving component, and a feeding robot 40 and a discharging robot 50 are also provided on the carrying plate 101, which are respectively located at the two ends of the moving plate 102.

[0031] The driving assembly is fixed on the supporting plate 101, and includes a fixed plate I307, on which a motor seat 108 is arranged, on which a servo motor 109 is mounted, and the servo motor 109 is connected to a ball screw 1010, and the ball screw 1010 is connected to a fixed seat 1011, and a connecting plate 1012 is arranged between the ball screw 1010 and the movable plate 102.

[0032] The rotating assembly includes an ejection cylinder 1013, a movable block 1014 and a linkage block 1015 arranged on the supporting plate 101, the output end of the ejection cylinder 1013 is fixedly connected to the movable block 1014, the movable block 1014 is hinged to the linkage block 1015, and the rotating shaft 105 passes through the linkage block 1015 and is fixedly connected to the linkage block 1015.

[0033] A guide assembly is also provided on the supporting plate 101, and the guide assembly includes a mounting plate 1016 and a guide rail 1017 provided on the mounting plate 1016, a sliding block 1018 is provided on the guide rail 1017, and the sliding block 1018 is fixedly connected to the bottom of the movable plate 102, and a detection plate 1019 is also provided on the side of the mounting plate 1016, and a micro switch 1020 is provided on the detection plate 1019, and the micro switch 1020 is used to detect the position of the sliding block 1018.

[0034] The present invention also needs to achieve precise positioning of the circuit breaker housing during the movement and assembly process to meet the assembly accuracy, so it involves a positioning function, and its technical solution is as follows: a pre-positioning component is provided on one side of the workpiece discharge table 103, and the pre-positioning component includes a fixed shaft 1021 and a fixed mounting seat 1022 for fixing the fixed shaft 1021 provided below both ends of the workpiece discharge table 103, and a plurality of positioning pins 1023 are distributed in the axial direction of the fixed shaft 1021, and the positioning pins 1023 are used to pre-position the housing position of the workpiece, and the above-mentioned positioning pins 1023 realize the rough positioning of the housing and determine the approximate position of the circuit breaker housing.

[0035] The bottom of the workpiece unloading platform 103 is also provided with a precision positioning assembly 1027, which includes a support block 1024, a connection block 1025, and a positioning block 1026 disposed in the connection block 1025, and a positioning pin 1023 is disposed on the positioning block 1026. The support block 1024 uses a cylinder to push the positioning block 1026 to move up and down, and the positioning pin 1023 here is used to align with the screw connection hole on the circuit breaker housing to achieve precise positioning, wherein the precision positioning assembly 1027 is mainly disposed at the workstation that needs to be assembled. The positioning pin 1023 in the precision positioning is disposed obliquely.

[0036] In the present invention, the torsion spring assembly mechanism and the rotating part assembly mechanism 30 both include a feeding track 60 and a grabbing robot 70. The feeding track 60 is connected to a vibration plate 80. The grabbing robot 70 includes a servo motor 109, a rotating rod 90 connected to the servo motor 109, and a mounting plate 100. A guide groove 110 is formed on the mounting plate 100. A linkage shaft 120 is arranged in the guide groove 110. The linkage shaft 120 is arranged through the rotating rod 90. The rotating shaft 105 is fixedly connected to a sliding component 130. The sliding component 130 is connected to a connecting mounting plate 140. A grabbing cylinder 150 is arranged on the connecting plate 1012.

[0037] The torsion spring assembly mechanism also includes a torsion spring adjustment mechanism 20, which is located at the exit of the feeding track 60. The torsion spring adjustment mechanism 20 includes a mounting platform 201, an inner hole is formed in the mounting platform 201, a positioning block 1204 is arranged above the inner hole, a placement hole 205 is arranged in the positioning block 1204, a rotating shaft 1105 is arranged at the bottom of the mounting platform 201, and the rotating shaft 1105 passes through the placement hole 205. 5 is provided with a gear 207, an adjusting block 208 is provided on the top of the rotating sleeve, a sleeve shaft 209 is provided on one side of the adjusting block 208, the sleeve shaft 209 is fixed in the placement hole 205 of the positioning block 1026, the bottom of the rotating shaft 105 is connected to the mounting block 2010, the mounting block 2010 is connected to the first ejection cylinder 2011, the gear 207 is adapted to be equipped with a rack 2012, and one end of the rack 2012 is connected to the second ejection cylinder 2013.

[0038] The rotating part C assembly mechanism 30 also includes a material receiving component 301 and a material pushing component 302. The feeding track 60 is connected to the material receiving component 301. The material pushing component 302 is located below the material receiving component 301. A material receiving opening 3021 is formed in the material receiving component 301. The material pushing component 302 pushes out the rotating part C located in the material receiving opening 3021 and places the rotating part C into the circuit breaker handle through the material grabbing robot 70.

[0039] The rotating part C assembly mechanism 30 also includes a support plate 303, and a base 304 of different heights is arranged below the support plate 303 so that the support plate 303 is in a state of being inclined toward the ground. The material receiving component 301 includes a positioning plate 305, and a mounting block I306 is arranged on the positioning plate 305. The mounting block I306 is located at the exit of the feeding track 60, and the material receiving port 3021 is formed in the mounting block I306. The material ejecting component 302 includes a fixed plate I307 located on the support plate 303, and a ejecting cylinder 308 is arranged on the fixed plate I307. The output end of the ejecting cylinder 308 is connected to a ejecting rod 309.

[0040] The working principle of the present invention is as follows: the feeding robot 40 grabs the unassembled workpiece and places it on the workpiece discharge table 103, and then the ejection cylinder 1013 is used to move the movable block 1014 upward to drive the linkage block 1015 to drive the rotating shaft 105 to rotate, so that the limit block 106 is located on both sides of the workpiece, and then the servo motor 109 rotates to drive the movable plate 102 to move one station toward the discharging robot 50. After the movement, the ejection cylinder 1013 is reset, and the servo motor 109 is reversed to reset the limit block 106 to the initial position. This is repeated to realize the advancement of the workpiece. In the process of the workpiece advancing, when the workpiece enters the first processing station, that is, the position where the torsion spring assembly mechanism is located, the torsion spring is assembled. When entering the rotating part C assembly station, the rotating part C is assembled through the rotating part C assembly mechanism 30, thereby realizing automated assembly and effectively improving production efficiency and labor.

[0041] For example, certain words are used in the specification and claims to refer to specific components. Those skilled in the art should understand that hardware manufacturers may use different terms to refer to the same component. This specification and claims do not use differences in names as a way to distinguish components, but use differences in the functions of components as the criteria for distinction. For example, "including" mentioned throughout the specification and claims is an open term, so it should be interpreted as "including but not limited to". "Approximately" means that within an acceptable error range, those skilled in the art can solve the technical problem within a certain error range and basically achieve the technical effect.

[0042] It should be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a product or system including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such product or system. In the absence of more restrictions, the elements defined by the sentence "comprises a ..." do not exclude the existence of other identical elements in the product or system including the elements.

[0043] The above description shows and describes several preferred embodiments of the present invention, but as mentioned above, it should be understood that the present invention is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the invention concept described herein through the above teachings or the technology or knowledge of the relevant field. Changes and variations made by those skilled in the art do not depart from the spirit and scope of the present invention, and should be within the scope of protection of the claims attached to the present invention.

Claims

1. An assembly machine for circuit breaker assembly, characterized in that, it includes a circuit breaker housing transfer mechanism. A torsion spring assembly mechanism and a rotating part assembly mechanism are arranged in the moving direction of the transfer mechanism. The transfer machine includes a bearing plate, on which a moving plate and a workpiece feeding table are arranged. The moving plate is located on one side of the workpiece feeding table, and the torsion spring assembly mechanism and the rotating part assembly mechanism are located on the other side of the workpiece feeding table. Mounting seats are arranged at both ends of the moving plate, a rotating shaft is arranged between the mounting seats, and rotating components for driving its rotation are arranged at both ends of the rotating shaft. A number of limiting blocks are distributed in the axial direction of the rotating shaft, and the limiting blocks are fixed on the rotating shaft. A number of workpieces are placed on the workpiece feeding table. The limiting blocks extend to both sides of the workpiece and move the workpiece to the next working position under the action of the driving component. An inlet manipulator and an outlet manipulator are also arranged on the bearing plate, located at both ends of the moving plate respectively; a pre-positioning component is arranged on one side of the workpiece feeding table. The pre-positioning component includes fixed shafts arranged below both ends of the workpiece feeding table and fixed mounting seats for fixing the fixed shafts. A number of positioning pins are distributed in the axial direction of the fixed shafts, and the positioning pins are used to pre-position the position of the housing of the workpiece. A fine positioning component is also arranged at the bottom of the workpiece feeding table. The fine positioning component includes a support block, a connecting block and a positioning block arranged in the connecting block. Positioning pins are arranged on the positioning block, and the positioning pins are located at both ends of the positioning block.

2. The assembly machine for circuit breaker assembly according to claim 1, characterized in that, a driving component for driving the moving plate to move is arranged at the bottom of the moving plate, and the driving component is fixed on the bearing plate. It includes a fixing plate, a motor seat is arranged on the fixing plate, a servo motor is installed on the motor seat, the servo motor is connected with a ball screw, the ball screw is connected with a fixed seat, and a connecting plate is arranged between the ball screw and the moving plate.

3. The assembly machine for circuit breaker assembly according to claim 2, characterized in that, the rotating component includes an ejecting cylinder arranged on the bearing plate, a movable block and a linkage block. The output end of the ejecting cylinder is fixedly connected with the movable block, the movable block is hinged with the linkage block, and the rotating shaft passes through the linkage block and is fixedly connected with the linkage block.

4. The assembly machine for circuit breaker assembly according to claim 3, characterized in that, a guiding component is also arranged on the bearing plate. The guiding component includes a mounting vertical plate and a guide rail arranged on the mounting vertical plate. A sliding block is arranged on the guide rail, and the sliding block is fixedly connected with the bottom of the moving plate. A detection plate is also arranged on the side of the mounting vertical plate, and a microswitch is arranged on the detection plate, and the microswitch is used to detect the position of the sliding block.

5. The assembly machine for circuit breaker assembly according to claim 4, characterized in that, The torsion spring assembly mechanism and the rotating part assembly mechanism both include a feeding track and a material-grabbing manipulator. The feeding track is connected to a vibrating bowl. The material-grabbing manipulator includes a servo motor, a rotating rod connected to the servo motor, and a mounting plate. A guiding groove is formed on the mounting plate. A linkage shaft is arranged in the guiding groove. The linkage shaft passes through the rotating rod. The rotating shaft is fixedly connected with a sliding component. The sliding component is connected to the connecting mounting plate. A material-grabbing cylinder is arranged on the connecting plate.

6. An assembly machine for circuit breaker assembly according to claim 5, characterized in that the torsion spring assembly mechanism further includes a torsion spring adjusting mechanism. The torsion spring adjusting mechanism is located at the outlet of the feeding track. The torsion spring adjusting mechanism includes a mounting table. An inner hole is formed in the mounting table. A positioning block I is arranged above the inner hole. A placement hole is arranged in the positioning block I. A rotating shaft I is arranged at the bottom of the mounting table. The rotating shaft I passes through the placement hole. A gear is arranged on the shaft body of the rotating shaft I. A adjusting block is arranged at the top of the rotating sleeve. A sleeve shaft is arranged on one side of the adjusting block. The sleeve shaft is fixed in the placement hole of the positioning block. The bottom of the rotating shaft is connected to a mounting block. The mounting block is connected to a first ejecting cylinder. The gear is adapted to a rack. One end of the rack is connected to a second ejecting cylinder.

7. An assembly machine for circuit breaker assembly according to claim 6, characterized in that the rotating part assembly mechanism further includes a material-receiving component and a material-ejecting component. The feeding track is connected to the material-receiving component. The material-ejecting component is located below the material-receiving component. A material-receiving port is formed in the material-receiving component. The material-ejecting component ejects the rotating part located in the material-receiving port, and the material-grabbing manipulator places the rotating part into the circuit breaker handle.

8. An assembly machine for circuit breaker assembly according to claim 7, characterized in that the rotating part assembly mechanism further includes a support plate. Different-height bases are arranged below the support plate so that the support plate is in a state of inclining towards the ground. The material-receiving component includes a positioning plate. A mounting block I is arranged on the positioning plate. The mounting block I is located at the outlet of the feeding track. The material-receiving port is formed in the mounting block I. The material-ejecting component includes a fixing plate I located on the support plate. A material-ejecting cylinder is arranged on the fixing plate I. The output end of the material-ejecting cylinder is connected to a material-ejecting rod.

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