A nail assembling machine and a nail assembling method for a capacitor rubber cover

Abstract

The present invention relates to a nail assembling machine and a nail assembling method for a capacitor rubber cover, including a frame, a control electric box, a total driving mechanism, a turntable, a rubber cover fixture, a rubber cover conveying mechanism, a rubber cover position adjusting mechanism, a rubber cover position inspection mechanism, a nail conveying mechanism, a nail pressing mechanism, an appearance detection mechanism, a defective product collecting mechanism, and a qualified product collecting mechanism. The rubber cover conveying mechanism drives the capacitor rubber cover to be conveyed into the rubber cover fixture. The rubber cover position adjusting mechanism drives the rubber cover to adjust the position. The rubber cover position inspection mechanism detects whether the position of the rubber cover is correct. The nail conveying mechanism drives the nails to be preliminarily assembled onto the rubber cover. The nail pressing mechanism drives the nails to be pressed into the rubber cover. The appearance detection mechanism detects whether the rubber cover with the nails pressed in has appearance defects. The defective product collecting mechanism collects the rubber covers that fail the appearance inspection. The qualified product collecting mechanism collects the rubber covers that pass the appearance inspection. It has a high degree of automation, does not require manual nail assembly, has a fast production speed, and meets the production requirements.

Description

Technical Field

[0001] The present invention relates to the field of capacitor production equipment, and particularly to a nail assembling machine and a nail assembling method for capacitor rubber covers. Background Art

[0002] In the prior art, the structure of a capacitor is as Figure 1 shown. A rubber cover 02 is sleeved above a capacitor 01. The rubber cover 02 is provided with through holes for the positive and negative electrodes of the capacitor to extend out. At the same time, in order to ensure that the capacitor 01 will not be installed with the wrong positive and negative poles and is installed stably during use, nails 03 are installed in the rubber cover 02. The existing method of assembling the nails 03 into the rubber cover 02 is to manually pick up the nails 03 and press them into the rubber cover 02. This method has a low degree of automation, a slow assembling production speed, and a high cost, and can no longer meet the actual production requirements. Summary of the Invention

[0003] In view of the above defects in the prior art, the present invention provides a nail assembling machine and a nail assembling method for capacitor rubber covers. The specific technical solutions are as follows:

[0004] A nail assembling machine for capacitor rubber covers includes a frame, a control electric box, a total driving mechanism, a turntable, a rubber cover fixture, a rubber cover conveying mechanism, a rubber cover position adjusting mechanism, a rubber cover position checking mechanism, a nail conveying mechanism, a nail pressing mechanism, an appearance detection mechanism, a defective product collecting mechanism, and a qualified product collecting mechanism. The control electric box is installed on the side of the frame, the total driving mechanism is installed inside the frame, and the turntable, the rubber cover conveying mechanism, the rubber cover position adjusting mechanism, the rubber cover position checking mechanism, the nail conveying mechanism, the nail pressing mechanism, the appearance detection mechanism, the defective product collecting mechanism, and the qualified product collecting mechanism are installed above the frame. A plurality of rubber cover fixtures arranged in a circle are installed on the turntable. When the turntable rotates, it drives the rubber cover fixtures to sequentially pass through the rubber cover conveying mechanism, the rubber cover position adjusting mechanism, the rubber cover position checking mechanism, the nail conveying mechanism, the nail pressing mechanism, the appearance detection mechanism, the defective product collecting mechanism, and the qualified product collecting mechanism. The rubber cover conveying mechanism drives the capacitor rubber cover to be conveyed into the rubber cover fixture, the rubber cover position adjusting mechanism drives the rubber cover to adjust its position, the rubber cover position checking mechanism detects whether the position of the rubber cover is correct, the nail conveying mechanism drives the nails to be preliminarily assembled onto the rubber cover, the nail pressing mechanism drives the nails to be pressed into the rubber cover, the appearance detection mechanism detects whether the rubber cover with the nails pressed in has appearance defects, the defective product collecting mechanism collects the rubber covers that fail the appearance detection, and the qualified product collecting mechanism collects the rubber covers that pass the appearance detection.

[0005] As a preferred embodiment of the present invention, the total drive mechanism includes a total motor, a speed reducer, a first synchronous pulley, a second synchronous pulley, a main rotating shaft, a rubber cover position adjustment transmission assembly, a rubber cover position inspection transmission assembly, a nail conveying transmission assembly, and a turntable transmission assembly. The total motor drives the speed reducer to start, the speed reducer drives the first synchronous pulley to rotate, the first synchronous pulley is connected to the second synchronous pulley through a synchronous belt drive, the second synchronous pulley is fixedly installed at one end of the main rotating shaft, the main rotating shaft provides power to the rubber cover position adjustment mechanism through the rubber cover position adjustment transmission assembly, the main rotating shaft provides power to the rubber cover position inspection mechanism through the rubber cover position inspection transmission assembly, the main rotating shaft provides power to the nail conveying mechanism through the nail conveying transmission assembly, and the main rotating shaft provides power to the turntable through the turntable transmission assembly.

[0006] As a preferred embodiment of the present invention, the rubber cover conveying mechanism includes a rubber cover vibrating disk, a rubber cover conveying track, a rubber cover linear vibrator, a limiting block, and a pressing rod. A plurality of capacitor rubber covers are installed in the rubber cover vibrating disk. The rubber cover vibrating disk drives the rubber covers to be arranged in an orderly manner and enter the rubber cover conveying track. The rubber cover linear vibrator drives the rubber covers to move from the rear end of the rubber cover conveying track to the front end of the rubber cover conveying track. A limiting block is installed at the front end of the rubber cover conveying track, and the pressing rod drives the rubber covers entering the limiting block to be pressed down into the rubber cover jig.

[0007] As a preferred embodiment of the present invention, the rubber cover position adjustment mechanism includes a position adjustment fixed seat, a guide rod, a rotating rod, a first lifting plate, a third synchronous pulley, a fourth synchronous pulley, an adjustment rod, and an adjustment block. The guide rod and the rotating rod are sleeved inside the adjustment fixed seat. The first lifting plate is installed above the guide rod. The rotating rod passes upward through the first lifting plate and then installs the third synchronous pulley. The third synchronous pulley is connected to the fourth synchronous pulley through a synchronous belt drive. The fourth synchronous pulley drives the adjustment rod to rotate. The adjustment block is installed below the adjustment rod. A positioning post for inserting the rubber cover is provided at the bottom of the adjustment block. The rubber cover position adjustment transmission assembly includes a first cam, a first roller bearing, a first roller bearing mounting plate, a first ball head connecting rod, a second lifting plate, a second cam, a second roller bearing, a second roller bearing mounting plate, a second ball head connecting rod, and a rotating plate. The main rotating shaft drives the first cam and the second cam to rotate. The first cam contacts the first roller bearing. The first roller bearing is installed on the side of the first roller bearing mounting plate. One end of the first roller bearing mounting plate is hinged to the frame and the other end is connected to the first ball head connecting rod. The upper end of the first ball head connecting rod is connected to the second lifting plate. The second lifting plate is installed below the guide rod. The lower end of the rotating rod passes through the second lifting plate and then connects to the rotating plate. The bottom of the rotating plate is connected to the second ball head connecting rod. The front end of the second ball head connecting rod is connected to the second roller bearing mounting plate. The second roller bearing is installed at the bottom side of the second roller bearing mounting plate. The second roller bearing contacts the second cam.

[0008] As a preferred embodiment of the present invention, the glue cap position inspection mechanism includes an inspection fixing base, a first lifting rod, a third lifting plate, a photoelectric sensor, an induction sheet, an inspection rod, and an inspection fixture. The inspection fixing base sleeves the first lifting rod. The upper end of the first lifting rod is connected to the third lifting plate. The photoelectric sensor is installed on the third lifting plate. The inspection rod is installed in front of the third lifting plate. The induction sheet is installed behind the inspection rod. The inspection fixture is installed at the bottom of the inspection rod and is provided with an inspection column for inserting the glue cap. The glue cap position inspection transmission assembly includes a third cam, a third roller bearing, a third roller bearing mounting plate, a third ball head connecting rod, and a fourth lifting plate. The third cam contacts the third roller bearing. The third roller bearing is installed on the side of the third roller bearing mounting plate. One end of the third roller bearing mounting plate is hinged to the machine frame and the other end is connected to the third ball head connecting rod. The upper end of the third ball head connecting rod is connected to the fourth lifting plate. The fourth lifting plate is installed below the first lifting rod. When the position of the glue cap is correct, the inspection column of the inspection fixture is inserted into the glue cap. When the position of the glue cap is incorrect, the inspection rod is lifted and the induction sheet is separated from the photoelectric sensor.

[0009] As a preferred embodiment of the present invention, the nail conveying mechanism includes a nail vibrating disk, a nail conveying track, a nail linear vibrator, a nail air pipe, a nail conveying head, a fifth lifting plate, and a second lifting rod. A plurality of nails are contained in the nail vibrating disk. The nail vibrating disk drives the nails to be arranged in an orderly manner and enter the nail conveying track. The nail linear vibrator drives the nails to move from the rear end of the nail conveying track to the front end of the nail conveying track. The nails at the front end of the nail conveying track are sucked by the nail air pipe and sent to the nail conveying head. The nail conveying head is installed on the fifth lifting plate. The fifth lifting plate is installed at the upper end of the second lifting rod. The nail conveying transmission assembly includes a sixth lifting plate, a fourth ball head connecting rod, a fourth roller bearing mounting plate, a fourth roller bearing, and a fourth cam. The sixth lifting plate is installed at the lower end of the second lifting rod. The sixth lifting plate is connected to the fourth ball head connecting rod. The lower end of the fourth ball head connecting rod is connected to the fourth roller bearing mounting plate. The fourth roller bearing is installed on the bottom side of the fourth roller bearing mounting plate. The fourth roller bearing contacts the fourth cam. The main rotating shaft drives the fourth cam to rotate.

[0010] As a preferred embodiment of the present invention, the turntable transmission assembly includes a fifth synchronous pulley, a sixth synchronous pulley, and a divider. The main rotating shaft drives the fifth synchronous pulley to rotate. The fifth synchronous pulley is connected to the sixth synchronous pulley through a synchronous belt drive. The sixth synchronous pulley drives the divider to start. The conveying shaft of the divider is connected upward to the center of the turntable.

[0011] As a preferred embodiment of the present invention, the nail pressing mechanism includes a pressing cylinder and a pressing column. The pressing cylinder drives the pressing column to move downward to press the nails.

[0012] As a preferred embodiment of the present invention, the appearance inspection mechanism includes a vertical CCD camera and a horizontal CCD camera. The vertical CCD camera takes pictures of the nails and the rubber caps from the vertical direction, and the horizontal CCD camera takes pictures of the nails and the rubber caps from the horizontal direction. The defective product collection mechanism includes a defective product air nozzle suction assembly and a defective product storage box. The defective product air nozzle suction assembly sucks the defective products and places them into the defective product storage box. The non-defective product collection mechanism includes a non-defective product air nozzle suction assembly and a non-defective product storage box. The non-defective product air nozzle suction assembly sucks the non-defective products and places them into the non-defective product storage box.

[0013] A nail assembly method includes the following steps according to the process:

[0014] ① The rubber cap jig is located at the rubber cap conveying station, and the rubber cap conveying mechanism drives the capacitor rubber caps to be conveyed into the rubber cap jig.

[0015] ② When the turntable rotates, it drives the rubber cap jig to be transferred to the rubber cap position adjustment station, and the rubber cap position adjustment mechanism drives the rubber cap to adjust its position.

[0016] ③ When the turntable rotates, it drives the rubber cap jig to be transferred to the rubber cap position inspection station, and the rubber cap position inspection mechanism detects whether the position of the rubber cap is correct.

[0017] ④ When the turntable rotates, it drives the rubber cap jig to be transferred to the nail conveying station, and the nail conveying mechanism drives the nails to be preliminarily assembled onto the rubber caps.

[0018] ⑤ When the turntable rotates, it drives the rubber cap jig to be transferred to the nail pressing station, and the nail pressing mechanism drives the nails to be pressed into the rubber caps.

[0019] ⑥ When the turntable rotates, it drives the rubber cap jig to be transferred to the appearance inspection station, and the appearance inspection mechanism detects whether there are appearance defects such as nail deviation, rubber cap damage, and nail deformation in the rubber caps with nails pressed in.

[0020] ⑦ When the turntable rotates, it drives the rubber cap jig to be transferred to the defective product collection station. If the detection result in step ⑥ is qualified, the defective product collection mechanism does not operate. If the detection result in step ⑥ is unqualified, the defective product collection mechanism collects the rubber caps with unqualified appearance inspections.

[0021] ⑧ When the turntable rotates, it drives the rubber cap jig to be transferred to the non-defective product collection station. If the detection result in step ⑥ is qualified, the non-defective product collection mechanism collects the rubber caps with qualified appearance inspections.

[0022] ⑨ When the turntable rotates, it drives the rubber cap jig to return to the rubber cap conveying station and repeats the above steps.

[0023] Advantages of the present invention: When the turntable rotates, it drives the rubber cap fixture to pass through the rubber cap conveying mechanism, rubber cap position adjustment mechanism, rubber cap position inspection mechanism, nail conveying mechanism, nail pressing mechanism, appearance inspection mechanism, defective product collection mechanism, and non-defective product collection mechanism in sequence. The rubber cap conveying mechanism drives the capacitor rubber cap to be conveyed into the rubber cap fixture. The rubber cap position adjustment mechanism drives the rubber cap to adjust its position. The rubber cap position inspection mechanism detects whether the position of the rubber cap is correct. The nail conveying mechanism drives the nails to be preliminarily assembled onto the rubber cap. The nail pressing mechanism drives the nails to be pressed into the rubber cap. The appearance inspection mechanism detects whether there are appearance defects in the rubber cap with the nails pressed in. The defective product collection mechanism collects the rubber caps that fail the appearance inspection, and the non-defective product collection mechanism collects the rubber caps that pass the appearance inspection. It has a high degree of automation, does not require manual nail assembly, has a fast production speed, and meets the production requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a schematic structural diagram of a prior art capacitor, rubber cap, and nail

[0025] Figure 2 is an overall perspective view of the present invention;

[0026] Figure 3 is a perspective view of the present invention after hiding the frame, control electric box, and main drive mechanism;

[0027] Figure 4 is a perspective view of the turntable, rubber cap conveying mechanism, rubber cap position adjustment mechanism, rubber cap position inspection mechanism, nail conveying mechanism, nail pressing mechanism, and appearance inspection mechanism of the present invention in cooperation;

[0028] Figure 5 is a perspective view of the main drive mechanism of the present invention;

[0029] Figure 6 is a perspective view of the main rotating shaft and each transmission component in the main drive mechanism of the present invention in cooperation;

[0030] Figure 7 is a perspective view of the rubber cap conveying mechanism of the present invention;

[0031] Figure 8 is a perspective view of the rubber cap position adjustment mechanism and the turntable of the present invention in cooperation;

[0032] Figure 9 is a perspective view of the rubber cap position adjustment mechanism of the present invention;

[0033] Figure 10 is a perspective view of the adjustment block of the rubber cap position adjustment mechanism of the present invention;

[0034] Figure 11 is a perspective view of the rubber cap position inspection mechanism of the present invention;

[0035] Figure 12 is a perspective view of the upper part of the rubber cover position inspection mechanism of the present invention;

[0036] Figure 13 is a perspective view of the nail conveying mechanism of the present invention;

[0037] Figure 14 is a perspective view of the turntable transmission assembly of the present invention;

[0038] Figure 15 is a perspective view of the nail pressing mechanism of the present invention;

[0039] Figure 16 is a perspective view of the cooperation of the appearance inspection mechanism, defective product collection mechanism, and non-defective product collection mechanism of the present invention. Detailed implementation manners

[0040] The following further describes the detailed implementation manners of the present invention in conjunction with the accompanying drawings:

[0041] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the position or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention.

[0042] In the description of the present invention, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0043] Such as Figures 2 to 4As shown in the figure, a nail assembling machine for capacitor rubber caps includes a frame 1, a control electric box 2, a main driving mechanism 3, a turntable 4, a rubber cap fixture 5, a rubber cap conveying mechanism 6, a rubber cap position adjusting mechanism 7, a rubber cap position checking mechanism 8, a nail conveying mechanism 9, a nail pressing mechanism 10, an appearance inspection mechanism 11, a defective product collecting mechanism 12, and a qualified product collecting mechanism 13. The control electric box 2 is installed on the side of the frame 1, and a control panel is installed above the frame 1 to control the operation of the whole machine. The main driving mechanism 3 is installed inside the frame 1 and provides power for the turntable 4, the rubber cap position adjusting mechanism 7, and the rubber cap position checking mechanism 8. The turntable 4, the rubber cap conveying mechanism 6, the rubber cap position adjusting mechanism 7, the rubber cap position checking mechanism 8, the nail conveying mechanism 9, the nail pressing mechanism 10, the appearance inspection mechanism 11, the defective product collecting mechanism 12, and the qualified product collecting mechanism 13 are installed above the frame 1. A plurality of rubber cap fixtures 5 arranged in a circle are installed on the turntable 4. When the turntable 4 rotates, it drives the rubber cap fixtures 5 to pass through the rubber cap conveying mechanism 6, the rubber cap position adjusting mechanism 7, the rubber cap position checking mechanism 8, the nail conveying mechanism 9, the nail pressing mechanism 10, the appearance inspection mechanism 11, the defective product collecting mechanism 12, and the qualified product collecting mechanism 13 in sequence. The rubber cap conveying mechanism 6 drives the capacitor rubber caps to be conveyed into the rubber cap fixtures 5. The rubber cap position adjusting mechanism 7 drives the rubber caps to be adjusted to the correct position. The rubber cap position checking mechanism 8 detects whether the positions of the rubber caps are correct. The nail conveying mechanism 9 drives the nails to be initially assembled onto the rubber caps. The nail pressing mechanism 10 drives the nails to be pressed into the rubber caps. The appearance inspection mechanism 11 detects whether there are appearance defects in the rubber caps with the nails pressed in. The defective product collecting mechanism 12 collects the rubber caps that fail the appearance inspection, and the qualified product collecting mechanism 13 collects the rubber caps that pass the appearance inspection.

[0044] Specifically, as Figure 5 and 6 shown, the main driving mechanism 3 includes a main motor 31, a reducer 32, a first synchronous pulley 33, a second synchronous pulley 34, a main rotating shaft 35, a rubber cap position adjusting transmission component 36, a rubber cap position checking transmission component 37, a nail conveying transmission component 38, and a turntable transmission component 39. The main motor 31 drives the reducer 32 to start through a belt. The reducer 32 drives the first synchronous pulley 33 to rotate. The first synchronous pulley 33 is connected to the second synchronous pulley 34 through a synchronous belt. The second synchronous pulley 34 is fixedly installed at one end of the main rotating shaft 35. The main rotating shaft 35 provides power for the rubber cap position adjusting mechanism 7 through the rubber cap position adjusting transmission component 36, provides power for the rubber cap position checking mechanism 8 through the rubber cap position checking transmission component 37, provides power for the nail conveying mechanism 9 through the nail conveying transmission component 38, and provides power for the turntable 4 through the turntable transmission component 39. The rubber cap position adjusting transmission component 36, the rubber cap position checking transmission component 37, the nail conveying transmission component 38, and the turntable transmission component 39 are installed in sequence from left to right.

[0045] AsFigure 7 As shown in the figure, the rubber cover conveying mechanism 6 includes a rubber cover vibrating disk 61, a rubber cover conveying track 62, a rubber cover linear vibrator 63, a limit block 64, and a pressing rod 65. A plurality of capacitor rubber covers are contained in the rubber cover vibrating disk 61. The rubber cover vibrating disk 61 drives the rubber covers to be arranged in an orderly manner and enter the rubber cover conveying track 62. The rubber cover linear vibrator 63 drives the rubber covers to move from the rear end of the rubber cover conveying track 62 to the front end of the rubber cover conveying track 62. A limit block 64 is installed at the front end of the rubber cover conveying track 62. The pressing rod 65 presses down to drive the rubber covers entering the limit block 64 to be pressed down into the rubber cover fixture 5.

[0046] As Figures 8 to 10 As shown in the figure, the rubber cover position adjusting mechanism 7 includes a position adjusting fixed seat 71, a guide rod 72, a rotating rod 73, a first lifting plate 74, a third synchronous pulley 75, a fourth synchronous pulley 76, an adjusting rod 77, and an adjusting block 78. The adjusting fixed seat 71 is fixedly installed on the workbench of the frame. The guide rod 72 and the rotating rod 73 are sleeved inside the adjusting fixed seat 71. The first lifting plate 74 is installed above the guide rod 72. The rotating rod 73 passes upward through the first lifting plate 74 and then installs the third synchronous pulley 75. The third synchronous pulley 75 is connected to the fourth synchronous pulley 76 through a synchronous belt drive. The fourth synchronous pulley 76 drives the adjusting rod 77 to rotate. The adjusting block 78 is installed below the adjusting rod 77. A positioning column for inserting the rubber cover is provided at the bottom of the adjusting block 78. There are 3 positioning columns corresponding to the upper holes of the rubber cover. The rubber cover position adjusting transmission assembly 36 includes a first cam 361, a first roller bearing 362, a first roller bearing mounting plate 363, a first ball head connecting rod 364, a second lifting plate 365, a second cam 366, a second roller bearing 367, a second roller bearing mounting plate 368, a second ball head connecting rod 369, and a rotating plate 370. The main rotating shaft 35 drives the first cam 361 and the second cam 366 to rotate. The first cam 361 is in contact with the first roller bearing 362. The first roller bearing 362 is installed on the side of the first roller bearing mounting plate 363. One end of the first roller bearing mounting plate 363 is hinged to the frame and the other end is connected to the first ball head connecting rod 364. The upper end of the first ball head connecting rod 364 is connected to the second lifting plate 365. The second lifting plate 365 is installed below the guide rod 72. The lower end of the rotating rod 73 passes through the second lifting plate 365 and then connects to the rotating plate 370. The bottom of the rotating plate 370 is connected to the second ball head connecting rod 369. The front end of the second ball head connecting rod 369 is connected to the second roller bearing mounting plate 368. The second roller bearing 367 is installed on the bottom side of the second roller bearing mounting plate 368. The second roller bearing 367 is in contact with the second cam 366.

[0047] The working principle of the rubber cover position adjustment mechanism 7 is as follows: the main rotating shaft 35 drives the first cam 361 and the second cam 366 to rotate, the first cam 361 drives the first roller bearing mounting plate 363 to swing through the first roller bearing 362, the first roller bearing mounting plate 363 drives the second lifting plate 365 to rise and fall through the first ball head connecting rod 364, the second lifting plate 365 is lifted and lowered to drive the first lifting plate 74 to rise and fall through the guide rod 72, the first lifting plate 74 drives the adjustment block 78 to rise and fall close to the rubber cover, at the same time, the second cam 366 drives the second roller bearing mounting plate 368 to swing through the second roller bearing 367, the second roller bearing mounting plate 368 drives the rotating plate 370 to rotate through the second ball head connecting rod 369, the rotating plate 370 drives the rotating rod 73 to rotate, the rotating rod 73 drives the fourth synchronous wheel 76 to rotate through the third synchronous wheel 75, the fourth synchronous wheel 76 drives the adjustment rod 77 to rotate, the adjustment rod 77 drives the adjustment block 78 to rotate, and the adjustment block 78 drives the rubber cover to rotate to a suitable position.

[0048] like Figure 11 and 12 As shown, the rubber cover position inspection mechanism 8 includes an inspection fixed seat 81, a first lifting rod 82, a third lifting plate 83, a photoelectric sensor 84, a sensor sheet 85, an inspection rod 86, and an inspection fixture 87. The inspection fixed seat 81 is fixedly installed on the workbench of the frame. The inspection fixed seat 81 is fitted with a first lifting rod 82. The upper end of the first lifting rod 82 is connected to the third lifting plate 83. The photoelectric sensor 84 is installed on the third lifting plate 83. The inspection rod 86 is installed in front of the third lifting plate 83. The sensor sheet 85 is installed behind the inspection rod 86. The inspection fixture 87 is installed at the bottom of the inspection rod 86. The inspection fixture 87 is provided with an inspection column for inserting the rubber cover. The rubber cover position inspection transmission assembly 37 includes a third cam 371, a third roller bearing 372, a third roller bearing mounting plate 373, a third ball head connecting rod 374, and a fourth lifting plate 375. The third cam 371 is in contact with the third roller bearing 372. The third roller bearing 373 is installed on the third lifting plate 83. 72 is installed on the side of the third roller bearing mounting plate 373, one end of the third roller bearing mounting plate 373 is hinged to the frame and the other end is connected to the third ball head connecting rod 374, the upper end of the third ball head connecting rod 374 is connected to the fourth lifting plate 375, and the fourth lifting plate 375 is installed below the first lifting rod 82, the main shaft 35 drives the third cam 371 to rotate, the third cam 371 drives the third roller bearing mounting plate 373 to swing through the third roller bearing 372, the third roller bearing mounting plate 373 drives the fourth lifting plate 375 to rise and fall through the third ball head connecting rod 374, the fourth lifting plate 375 drives the third lifting plate 83 to rise and fall through the first lifting rod 82, the third lifting plate 83 drives the photoelectric sensor 84 and the inspection fixture 87 to rise and fall, when the rubber cover is in the correct position, the inspection column of the inspection fixture 87 is inserted into the rubber cover, when the rubber cover is in the wrong position, the inspection rod is lifted to make the induction sheet separate from the photoelectric sensor, i.e., triggering an alarm signal.

[0049] As shown Figure 13 in the figure, the nail conveying mechanism 9 includes a nail vibrating disk 91, a nail conveying track 92, a nail linear vibrator 93, a nail air pipe, a nail conveying head 95, a fifth lifting plate 96, and a second lifting rod 97. A plurality of nails are contained in the nail vibrating disk 91. The nail vibrating disk 91 drives the nails to be arranged in an orderly manner and enter the nail conveying track 92. The nail linear vibrator 93 drives the nails to move from the rear end of the nail conveying track to the front end of the nail conveying track. The nails at the front end of the nail conveying track 92 are sucked by the nail air pipe (not shown) and sent to the nail conveying head 95. The structure of the nail air pipe is similar to that of the screw conveying pipe on the market, and the specific structure will not be elaborated here. The nail conveying head 95 is installed on the fifth lifting plate 96. The fifth lifting plate 96 is installed at the upper end of the second lifting rod 97. The second lifting rod 97 is sleeved in the fixed seat 98. The nail conveying transmission assembly 38 includes a sixth lifting plate 381, a fourth ball head connecting rod 382, a fourth roller bearing mounting plate 383, a fourth roller bearing 384, and a fourth cam 385. The lower end of the second lifting rod 97 is installed with the sixth lifting plate 381. The sixth lifting plate 381 is connected to the fourth ball head connecting rod 382. The lower end of the fourth ball head connecting rod 382 is connected to the fourth roller bearing mounting plate 383. The fourth roller bearing 384 is installed on the bottom side of the fourth roller bearing mounting plate 383. The fourth roller bearing 384 contacts the fourth cam 385. The main rotating shaft drives the fourth cam 385 to rotate. The principle of the nail conveying transmission assembly 38 driving the lifting of the fifth lifting plate 96 is the same as that of the aforementioned rubber cover position adjustment transmission assembly 36 and the rubber cover position inspection transmission assembly 37, and will not be elaborated here again.

[0050] As shown Figure 14 in the figure, the turntable transmission assembly 39 includes a fifth synchronous pulley 391, a sixth synchronous pulley 392, and a divider 393. The main rotating shaft 35 drives the fifth synchronous pulley 391 to rotate. The fifth synchronous pulley 391 is connected to the sixth synchronous pulley 392 through a synchronous belt drive. The sixth synchronous pulley 392 drives the divider to start. The conveying shaft of the divider is connected upward to the center of the turntable 4. When the divider drives the turntable 4 to rotate, it drives the rubber cover fixture 5 to sequentially pass through the rubber cover conveying mechanism 6, the rubber cover position adjustment mechanism 7, the rubber cover position inspection mechanism 8, the nail conveying mechanism 9, the nail pressing mechanism 10, the appearance inspection mechanism 11, the defective product collection mechanism 12, and the non-defective product collection mechanism 13.

[0051] As shown Figure 15 in the figure, the nail pressing mechanism 10 includes a pressing air cylinder 101 and a pressing column 102. The pressing air cylinder 101 drives the pressing column 102 to move downward to press the nails, so that the nails press the rubber cover.

[0052] As shown Figure 16As shown, the appearance inspection mechanism 11 includes a vertical CCD camera 111 and a horizontal CCD camera 112. The vertical CCD camera 111 takes pictures of nails and rubber caps from the vertical direction, and the horizontal CCD camera 112 takes pictures of nails and rubber caps from the horizontal direction. The camera sends the taken pictures to the control system. The control system is pre-installed with standard pictures of qualified products, and compares and analyzes the taken pictures with the standard pictures to determine whether there are appearance defects such as nail deviation, rubber cap damage, and nail deformation. The defective product collection mechanism 12 includes a defective product air nozzle suction component 121 and a defective product storage box 122. The defective product air nozzle suction component 121 sucks the defective products and puts them into the defective product storage box. The non-defective product collection mechanism 13 includes a non-defective product air nozzle suction component 131 and a non-defective product storage box 132. The non-defective product air nozzle suction component 131 sucks the non-defective products and puts them into the non-defective product storage box 132. The defective product air nozzle suction component 121 and the non-defective product air nozzle suction component 131 are common nozzle handling structures and will not be elaborated here.

[0053] A nail assembly method using the above nail assembly machine includes the following steps in sequence,

[0054] ① The rubber cap fixture is located at the rubber cap conveying station, and the rubber cap conveying mechanism drives the capacitor rubber cap to be conveyed into the rubber cap fixture;

[0055] ② When the turntable rotates, it drives the rubber cap fixture to be transferred to the rubber cap position adjustment station, and the rubber cap position adjustment mechanism drives the rubber cap to adjust its position;

[0056] ③ When the turntable rotates, it drives the rubber cap fixture to be transferred to the rubber cap position inspection station, and the rubber cap position inspection mechanism detects whether the position of the rubber cap is correct;

[0057] ④ When the turntable rotates, it drives the rubber cap fixture to be transferred to the nail conveying station, and the nail conveying mechanism drives the nails to be preliminarily assembled onto the rubber cap;

[0058] ⑤ When the turntable rotates, it drives the rubber cap fixture to be transferred to the nail pressing station, and the nail pressing mechanism drives the nails to be pressed into the rubber cap;

[0059] ⑥ When the turntable rotates, it drives the rubber cap fixture to be transferred to the appearance inspection station, and the appearance inspection mechanism detects whether there are appearance defects such as nail deviation, rubber cap damage, and nail deformation in the rubber cap with the nails pressed in;

[0060] ⑦ When the turntable rotates, it drives the rubber cap fixture to be transferred to the defective product collection station. If the detection result in step ⑥ is qualified, the defective product collection mechanism does not act. If the detection result in step ⑥ is unqualified, the defective product collection mechanism collects the rubber caps with unqualified appearance inspections;

[0061] ⑧ When the turntable rotates, it drives the rubber cap fixture to be transferred to the non-defective product collection station. If the detection result in step ⑥ is qualified, the non-defective product collection mechanism collects the rubber caps with qualified appearance inspections;

[0062] ⑨ When the turntable rotates, it drives the rubber cover fixture back to the rubber cover conveying station and repeats the above steps.

[0063] The above content is a further detailed description of the present invention in combination with specific preferred embodiments. It cannot be determined that the specific implementation of the present invention is only limited to these descriptions. For those of ordinary skill in the technical field to which the present invention belongs, without departing from the concept of the present invention, several simple deductions or substitutions can still be made, and all should be regarded as belonging to the protection scope of the present invention.

Claims

1. A nail assembling machine for a capacitor rubber cover, characterized in that: It includes a frame, a control electric box, a main drive mechanism, a turntable, a rubber cover fixture, a rubber cover conveying mechanism, a rubber cover position adjustment mechanism, a rubber cover position inspection mechanism, a nail conveying mechanism, a nail pressing mechanism, an appearance inspection mechanism, a defective product collection mechanism, and a non-defective product collection mechanism. The control electric box is installed on the side of the frame, and the main drive mechanism is installed inside the frame. The turntable, the rubber cover conveying mechanism, the rubber cover position adjustment mechanism, the rubber cover position inspection mechanism, the nail conveying mechanism, the nail pressing mechanism, the appearance inspection mechanism, the defective product collection mechanism, and the non-defective product collection mechanism are installed above the frame. A plurality of rubber cover fixtures arranged in a circle are installed on the turntable. When the turntable rotates, it drives the rubber cover fixtures to pass through the rubber cover conveying mechanism, the rubber cover position adjustment mechanism, the rubber cover position inspection mechanism, the nail conveying mechanism, the nail pressing mechanism, the appearance inspection mechanism, the defective product collection mechanism, and the non-defective product collection mechanism in sequence. The rubber cover conveying mechanism drives the capacitor rubber cover to be conveyed into the rubber cover fixture. The rubber cover position adjustment mechanism drives the rubber cover to adjust its position. The rubber cover position inspection mechanism detects whether the position of the rubber cover is correct. The nail conveying mechanism drives the nails to be preliminarily assembled onto the rubber cover. The nail pressing mechanism drives the nails to be pressed into the rubber cover. The appearance inspection mechanism detects whether there are appearance defects on the rubber cover with the nails already pressed in. The defective product collection mechanism collects the rubber covers that fail the appearance inspection, and the non-defective product collection mechanism collects the rubber covers that pass the appearance inspection. The main drive mechanism includes a main motor, a reducer, a first synchronous pulley, a second synchronous pulley, a main rotating shaft, a rubber cover position adjustment transmission component, a rubber cover position inspection transmission component, a nail conveying transmission component, and a turntable transmission component. The main motor drives the reducer to start. The reducer drives the first synchronous pulley to rotate. The first synchronous pulley is connected to the second synchronous pulley through a synchronous belt drive. The second synchronous pulley is fixedly installed at one end of the main rotating shaft. The main rotating shaft provides power to the rubber cover position adjustment mechanism through the rubber cover position adjustment transmission component, provides power to the rubber cover position inspection mechanism through the rubber cover position inspection transmission component, provides power to the nail conveying mechanism through the nail conveying transmission component, and provides power to the turntable through the turntable transmission component. The rubber cover conveying mechanism includes a rubber cover vibrating plate, a rubber cover conveying track, a rubber cover linear vibrator, a limit block, and a pressing rod. A plurality of capacitor rubber covers are installed in the rubber cover vibrating plate. The rubber cover vibrating plate drives the rubber covers to be arranged in order and enter the rubber cover conveying track. The rubber cover linear vibrator drives the rubber covers to move from the rear end of the rubber cover conveying track to the front end of the rubber cover conveying track. A limit block is installed at the front end of the rubber cover conveying track. The pressing rod drives the rubber covers entering the limit block to be pressed down into the rubber cover fixture. The rubber cover position adjustment mechanism includes a position adjustment fixed seat, a guide rod, a rotating rod, a first lifting plate, a third synchronous pulley, a fourth synchronous pulley, an adjustment rod, and an adjustment block. The guide rod and the rotating rod are sleeved inside the adjustment fixed seat. The first lifting plate is installed above the guide rod. The rotating rod passes upward through the first lifting plate and then installs the third synchronous pulley. The third synchronous pulley is connected to the fourth synchronous pulley through a synchronous belt drive. The fourth synchronous pulley drives the adjustment rod to rotate. The adjustment block is installed below the adjustment rod, and a positioning column for inserting the rubber cover is provided at the bottom of the adjustment block. The rubber cover position inspection mechanism includes an inspection fixed seat, a first lifting rod, a third lifting plate, a photoelectric sensor, an induction sheet, an inspection rod, and an inspection fixture. The inspection fixed seat sleeves the first lifting rod. The upper end of the first lifting rod is connected to the third lifting plate. The photoelectric sensor is installed on the third lifting plate. The inspection rod is installed in front of the third lifting plate. The induction sheet is installed behind the inspection rod. The inspection fixture is installed at the bottom of the inspection rod and is provided with an inspection column for inserting the rubber cover.

2. The nail assembling machine for the capacitor rubber cover according to claim 1, wherein: The rubber cover position adjustment transmission assembly includes a first cam, a first roller bearing, a first roller bearing mounting plate, a first ball head connecting rod, a second lifting plate, a second cam, a second roller bearing, a second roller bearing mounting plate, a second ball head connecting rod, and a rotating plate. The main rotating shaft drives the first cam and the second cam to rotate. The first cam contacts the first roller bearing. The first roller bearing is installed on the side of the first roller bearing mounting plate. One end of the first roller bearing mounting plate is hinged to the machine frame and the other end is connected to the first ball head connecting rod. The upper end of the first ball head connecting rod is connected to the second lifting plate. The second lifting plate is installed below the guide rod. The lower end of the rotating rod passes through the second lifting plate and is connected to the rotating plate. The bottom of the rotating plate is connected to the second ball head connecting rod. The front end of the second ball head connecting rod is connected to the second roller bearing mounting plate. The second roller bearing is installed on the bottom side of the second roller bearing mounting plate. The second roller bearing contacts the second cam.

3. The nail assembling machine for the capacitor rubber cover according to claim 1, characterized in that: The rubber cover position inspection transmission assembly includes a third cam, a third roller bearing, a third roller bearing mounting plate, a third ball head connecting rod, and a fourth lifting plate. The third cam contacts the third roller bearing. The third roller bearing is installed on the side of the third roller bearing mounting plate. One end of the third roller bearing mounting plate is hinged to the machine frame and the other end is connected to the third ball head connecting rod. The upper end of the third ball head connecting rod is connected to the fourth lifting plate. The fourth lifting plate is installed below the first lifting rod. When the position of the rubber cover is correct, the inspection column of the inspection fixture is inserted into the rubber cover. When the position of the rubber cover is incorrect, the inspection rod is lifted up and the induction sheet is separated from the photoelectric sensor.

4. A nail assembling machine for a capacitor rubber cover according to claim 1, characterized in that: The nail conveying mechanism includes a nail vibrating disk, a nail conveying track, a nail linear vibrator, a nail air pipe, a nail conveying head, a fifth lifting plate, and a second lifting rod. A plurality of nails are contained in the nail vibrating disk. The nail vibrating disk drives the nails to be arranged in order and enter the nail conveying track. The nail linear vibrator drives the nails to move from the rear end of the nail conveying track to the front end of the nail conveying track. The nails at the front end of the nail conveying track are sucked by the nail air pipe and sent to the nail conveying head. The nail conveying head is installed on the fifth lifting plate. The fifth lifting plate is installed at the upper end of the second lifting rod. The nail conveying transmission assembly includes a sixth lifting plate, a fourth ball head connecting rod, a fourth roller bearing mounting plate, a fourth roller bearing, and a fourth cam. The sixth lifting plate is installed at the lower end of the second lifting rod. The sixth lifting plate is connected to the fourth ball head connecting rod. The lower end of the fourth ball head connecting rod is connected to the fourth roller bearing mounting plate. The fourth roller bearing is installed on the bottom side of the fourth roller bearing mounting plate. The fourth roller bearing contacts the fourth cam. The main rotating shaft drives the fourth cam to rotate.

5. A nail assembling machine for a capacitor rubber cover according to claim 1, characterized in that: The turntable drive assembly includes a fifth synchronous pulley, a sixth synchronous pulley, and a divider. The main rotating shaft drives the fifth synchronous pulley to rotate. The fifth synchronous pulley is connected to the sixth synchronous pulley through a synchronous belt drive. The sixth synchronous pulley drives the divider to start, and the conveyor shaft of the divider is connected upward to the center of the turntable.

6. A nail assembling machine for a capacitor rubber cover according to claim 1, characterized in that: The nail pressing mechanism includes a pressing cylinder and a pressing column. The pressing cylinder drives the pressing column to move downward to press the nails.

7. A nail assembling machine for a capacitor rubber cover according to claim 1, characterized in that: The appearance inspection mechanism includes a vertical CCD camera and a horizontal CCD camera. The vertical CCD camera takes pictures of the nails and the rubber caps from the vertical direction, and the horizontal CCD camera takes pictures of the nails and the rubber caps from the horizontal direction. The defective product collection mechanism includes a defective product air nozzle suction assembly and a defective product storage box. The defective product air nozzle suction assembly sucks the defective products and puts them into the defective product storage box. The good product collection mechanism includes a good product air nozzle suction assembly and a good product storage box. The good product air nozzle suction assembly sucks the good products and puts them into the good product storage box.

8. A nail assembling method using the nail assembling machine according to any one of claims 1 to 7, characterized in that: The process includes the following steps: ① The rubber cap fixture is located at the rubber cap conveying station, and the rubber cap conveying mechanism drives the capacitor rubber caps to be conveyed into the rubber cap fixture. ② When the turntable rotates, it drives the rubber cap fixture to be transferred to the rubber cap position adjustment station, and the rubber cap position adjustment mechanism drives the rubber cap to be adjusted to the correct position. ③ When the turntable rotates, it drives the rubber cap fixture to be transferred to the rubber cap position inspection station, and the rubber cap position inspection mechanism detects whether the position of the rubber cap is correct. ④ When the turntable rotates, it drives the rubber cap fixture to be transferred to the nail conveying station, and the nail conveying mechanism drives the nails to be initially assembled onto the rubber caps. ⑤ When the turntable rotates, it drives the rubber cap fixture to be transferred to the nail pressing station, and the nail pressing mechanism drives the nails to be pressed into the rubber caps. ⑥ When the turntable rotates, it drives the rubber cap fixture to be transferred to the appearance inspection station, and the appearance inspection mechanism detects whether there are appearance defects such as nail deviation, rubber cap damage, and nail deformation in the rubber caps with nails pressed in. ⑦ When the turntable rotates, it drives the rubber cap fixture to be transferred to the defective product collection station. If the detection result in step ⑥ is qualified, the defective product collection mechanism does not operate. If the detection result in step ⑥ is unqualified, the defective product collection mechanism collects the rubber caps with unqualified appearance inspections. ⑧ When the turntable rotates, it drives the rubber cap fixture to be transferred to the good product collection station. If the detection result in step ⑥ is qualified, the good product collection mechanism collects the rubber caps with qualified appearance inspections. ⑨ When the turntable rotates, it drives the rubber cap fixture to return to the rubber cap conveying station and repeats the above steps.

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