Main valve body punching machine

Abstract

The present invention relates to the technical field of main valve body processing devices, and in particular to a main valve body punching machine, on which a discharging device, a workpiece positioning device, a boring device, a first punching device, a second punching device, a high-frequency annealing device, a flanging device, a flanging hole shaping device and a conveying manipulator are sequentially arranged along the length direction on a frame; a valve body conveying clamp is arranged between the discharging device and the workpiece positioning device; a main valve conveying manipulator is arranged between the boring device and the first punching device; an equidistant synchronous conveying mechanism is arranged between the first punching device, the second punching device, the high-frequency annealing device, the flanging device and the flanging hole shaping device; a conveying manipulator is arranged between the material frame and the flanging hole shaping device. When the present invention is used, the structure can realize the automated processing of boring, punching, flanging and flanging boring of the main valve body, reduce the labor intensity of valve body processing, and improve the efficiency of valve body processing.

Description

Technical Field

[0001] The invention relates to the technical field of main valve body processing devices, and in particular to a main valve body punching machine. Background Art

[0002] During the processing of the multi-way valve body, it is necessary to bore the inner holes at both ends of the tubular main valve body smooth, then open through holes at corresponding positions on the side surface of the main valve body, flange the through holes, and finally shape the holes after flanged. The workpiece is shaped after passing through a boring machine and a drilling machine, and it needs to be clamped and repositioned multiple times to process a main valve body. It is difficult to realize automated processing of the valve body, so the processing efficiency of the valve body is low and it is difficult to adapt to production needs. Summary of the invention

[0003] The purpose of the present invention is to provide a main valve body punching machine in view of the defects and shortcomings of the prior art.

[0004] To achieve the above object, the technical solution adopted by the present invention is:

[0005] A main valve body punching machine described in the present invention comprises a material frame and a frame; a discharging device, a workpiece positioning device, a boring device, a first punching device, a second punching device, a high-frequency annealing device, a flanging device, a flanging hole shaping device and a conveying robot are sequentially arranged on the frame along the length direction; a valve body conveying clamp is arranged between the discharging device and the workpiece positioning device; a main valve conveying robot is arranged between the boring device and the first punching device; an equidistant synchronous conveying mechanism is arranged between the first punching device, the second punching device, the high-frequency annealing device, the flanging device and the flanging hole shaping device; the distance between the first punching device and the second punching device is the first distance; the distance between the second punching device and the high-frequency annealing device is the second distance; the distance between the high-frequency annealing device and the flanging device is the third distance; the distance between the flanging device and the flanging hole shaping device is the fourth distance; the first distance, the second distance, the third distance and the fourth distance are all equal; a conveying robot is arranged between the material frame and the flanging hole shaping device.

[0006] Furthermore, the discharging device includes a silo bottom plate fixed on the frame; the silo bottom plate is fixed with a silo, a silo guide rail, a silo translation cylinder, a first positioning cylinder, a first push shaft guide sleeve, a U-shaped groove, a first positioning groove and a discharging pipe; the U-shaped groove and the first positioning groove are coaxially arranged; the end of the first positioning groove away from the U-shaped groove is sealed; the opening of the first positioning groove is upwardly arranged; the discharging port of the silo is connected to the discharging pipe; the discharging port of the discharging pipe is arranged opposite to the opening of the U-shaped groove; the horizontal height of the discharging port is lower than the discharging pipe close to the silo The horizontal height of the end; the piston rod end of the first positioning cylinder is fixed with the first workpiece push shaft matching the first push shaft guide sleeve; the first workpiece push shaft passes through the first push shaft guide sleeve and extends into the interior of the U-shaped groove; the direction of the silo guide rail is arranged perpendicular to the length direction of the discharge pipe; the bottom of the silo is fixed with a silo slider matching the silo guide rail; the silo slider is embedded in the silo guide rail; the piston rod end of the silo translation cylinder is fixed on the silo; a partition is arranged inside the silo; the partition divides the silo into two cavities arranged along the direction of the silo guide rail.

[0007] Furthermore, the boring device is composed of two boring mechanisms arranged opposite to each other; a workpiece clamping device is fixed between the two boring mechanisms; the boring mechanism includes a spindle fixing plate and a second fixing plate fixed on the frame; a spindle guide rail is fixed on the second fixing plate; a spindle slider matching the spindle guide rail is provided on the spindle fixing plate; the spindle slider is embedded in the spindle guide rail; a boring tool pushing cylinder is fixed on the second fixing plate; the piston rod end of the boring tool pushing cylinder is fixedly connected to the spindle fixing plate; a reduction box and a spindle are fixed on the spindle fixing plate; a motor is fixed on the outer shell of the reduction box; the output end of the motor is fixedly connected to the input end of the reduction box; the input end of the spindle is fixedly connected to the output end of the reduction box; a boring tool fixture is fixed to the output end of the spindle.

[0008] Furthermore, the equidistant synchronous conveying mechanism includes a rod translation plate, a frame and a third fixed plate fixed on the frame; the third fixed plate is fixed with a rod translation guide rail and a rod translation cylinder; the rod translation guide rail is horizontally arranged; the rod translation guide rail and the rod translation plate are slidingly connected; the piston rod end of the rod translation cylinder is fixed on the rod translation plate; a rod lifting guide rail is arranged on the rod translation plate; the rod lifting guide rail and the frame are slidingly connected; a rod lifting cylinder is fixed on the rod translation plate; the piston rod end of the rod lifting cylinder is fixed on the frame; two rods parallel to each other are fixed on the frame; a plurality of circular arc concave shapes are arranged on the upper surface of the rod; the distance between two adjacent circular arc concave shapes is equal to the first distance.

[0009] Furthermore, a bracket is fixed on the frame; the first punching device includes a first lower die device and a first upper die lifting mechanism; the first upper die lifting mechanism is fixed directly above the first lower die device; the first lower die device is fixed on the frame;

[0010] The second punching device includes a second lower die device and a second upper die lifting mechanism; the second upper die lifting mechanism is fixed on the bracket; the second lower die device is arranged directly below the second upper die lifting mechanism; a punching needle for forming a small hole at the bottom of the main valve body is arranged at the bottom of the second lower die device;

[0011] The high-frequency annealing device comprises two support plates and a high-frequency annealing mechanism disposed between the two support plates; the inner surface of the support plate is provided with a second circular arc concave shape; the second circular arc concave shape penetrates to the upper surface of the support plate;

[0012] The flanging device includes a third lower die device and a third upper die lifting mechanism; the third lower die device is arranged directly below the third upper die lifting mechanism; the third upper die lifting mechanism is fixed on the bracket;

[0013] The flanging hole shaping device includes a fourth lower die device and a fourth upper die lifting mechanism; the fourth lower die device is arranged directly below the fourth upper die lifting mechanism; the fourth upper die lifting mechanism is fixed on the bracket.

[0014] Furthermore, the second lower mold device is provided with a blowing device.

[0015] Furthermore, the first lower die device comprises a lower die fixing seat, a fourth fixing seat and a lower die positioning seat; the fourth fixing seat is fixed with a lower die driving cylinder, a lower die driving guide rail, a positioning seat guide rail and a positioning seat cylinder; the lower die fixing seat is fixed with a lower die driving slider matching the lower die driving guide rail; the lower die driving slider is embedded in the lower die driving guide rail; the piston rod end of the lower die driving cylinder is fixed to the lower die fixing seat; the lower die is fixed to the lower die fixing seat; the lower die positioning seat is fixed with a positioning seat slider matching the positioning seat guide rail; the positioning The seat slide block is embedded in the positioning seat guide rail; the piston rod end of the positioning seat cylinder is fixed on the lower die positioning seat; the fourth lower die device includes a lower die base and a shaping die base; the shaping die base is a U-shaped groove with an opening facing upward; the second clamping cylinder and the third push shaft guide sleeve are fixed on the lower die base; the output end of the second clamping cylinder is fixed with a third workpiece push shaft matching the third push shaft guide sleeve; the third workpiece push shaft passes through the third push shaft guide sleeve and extends into the inner cavity of the shaping die base; a through hole is provided at the bottom of the inner cavity of the shaping die base; a boring tool is provided in the through hole.

[0016] Furthermore, the workpiece positioning device includes a second workpiece positioning groove, a second push shaft guide sleeve and a fourth fixed plate fixed on the bracket; a first clamping cylinder is fixed on the fourth fixed plate; a second workpiece push shaft matching the second push shaft guide sleeve is fixed to the piston rod end of the first clamping cylinder; the second workpiece push shaft passes through the second push shaft guide sleeve and extends into the inner cavity of the second workpiece positioning groove; a workpiece top plate is fixed at one end of the second workpiece positioning groove away from the second workpiece push shaft.

[0017] Furthermore, the number of the workpiece positioning device, the boring device, the first punching device, the second punching device, the high-frequency annealing device, the flanging device and the flanging hole shaping device are all two; the two workpiece positioning devices form a workpiece positioning device group; the two boring devices form a boring device group; the two first punching devices form a first punching device group; the two second punching devices form a second punching device group; the two high-frequency annealing devices form a high-frequency annealing device group; the two flanging devices form a flanging device group; the two flanging hole shaping devices form a flanging hole shaping device group; the workpiece positioning device group, the boring device group, the first punching device group, the second punching device group, the high-frequency annealing device group, the flanging device group and the flanging hole shaping device group are respectively arranged in sequence along the length direction of the frame.

[0018] Furthermore, the main valve conveying robot includes a first fixed plate and a sliding plate; a translation guide rail is fixed on the first fixed plate; the direction of the translation guide rail is arranged along the length direction of the frame; the sliding plate is slidably connected to the translation guide rail; two lifting jaw mechanisms are fixed on the sliding plate; the distance between the two lifting jaw mechanisms is equal to the distance between the two boring devices; the lifting jaw mechanism includes a jaw lifting cylinder, a jaw connecting plate and a jaw lifting guide rail; one end of the jaw lifting cylinder is fixed on the sliding plate; the other end of the jaw lifting cylinder is fixed on the jaw connecting plate; the jaw connecting plate is slidably connected to the jaw lifting guide rail; three jaw cylinders are fixed on the jaw connecting plate; the three jaw cylinders are arranged in sequence along the length direction of the frame; two transfer positioning grooves are arranged between the two boring devices.

[0019] After adopting the above structure, the beneficial effects of the present invention are as follows: a main valve body punching machine described in the present invention has a discharging device, a workpiece positioning device, a boring device, a first punching device, a second punching device, a high-frequency annealing device, a flanging device, a flanging hole shaping device and a conveying robot arranged in sequence on the frame along the length direction; a valve body conveying clamp is arranged between the discharging device and the workpiece positioning device; a main valve conveying robot is arranged between the boring device and the first punching device; an equidistant synchronous conveying mechanism is arranged between the first punching device, the second punching device, the high-frequency annealing device, the flanging device and the flanging hole shaping device; the distance between the first punching device and the second punching device is the first distance; the distance between the second punching device and the high-frequency annealing device is the second distance; the distance between the high-frequency annealing device and the flanging device is the third distance; the distance between the flanging device and the flanging hole shaping device is the fourth distance; the first distance, the second distance, the third distance and the fourth distance are all equal; a conveying robot is arranged between the material frame and the flanging hole shaping device. When using the present invention, the equidistant synchronous conveying mechanism is used for the step-by-step conveying between the first punching device, the second punching device, the high-frequency annealing device, the flanging device and the flanging hole shaping device; since the first distance, the second distance, the third distance and the fourth distance are all equal; therefore, during the conveying process, the equidistant synchronous conveying mechanism realizes the synchronous conveying of multiple workstation brackets through a single power mechanism; an equidistant synchronous conveying mechanism is also provided between the boring device and the first punching device; it is used for the transition between the boring device and the first punching device, and its working process is as follows: 1. After the discharging device sends out the workpieces one by one, a workpiece to be processed is placed on the workpiece positioning device through the main valve body conveying clamp; 2. The workpiece positioned by the workpiece positioning device is then conveyed to the boring device through the main valve body conveying robot to bore holes at both ends of the main valve body. ; 3. After the main valve body is bored, the main valve body that has been bored is transported to the first punching device again through the main valve conveying robot, and three through holes are opened on the upper surface of the main valve body by the first punching device, and a small hole is opened on the bottom surface of the main valve body by the second punching device, the main valve body with three through holes and one small hole is annealed by the high-frequency annealing device, the small hole opened on the bottom surface of the main valve body is flanging by the flanging device, and finally the flanging hole is bored by the flanging hole shaping device to improve the smoothness of the flanging hole surface; 4. After the flanging hole is bored, the main valve body is transported to the material frame by the conveying robot; This structure can realize the automated processing of boring, punching, flanging and flanging boring of the main valve body, reduce the labor intensity of valve body processing, and improve the efficiency of valve body processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the present invention;

[0021] Figure 2 yes Figure 1 A magnified view of part B in FIG.

[0022] Figure 3 It is a structural schematic diagram of the discharging device;

[0023] Figure 4 It is a schematic diagram of the structure of the main valve conveying machinery;

[0024] Figure 5 It is a structural schematic diagram of a workpiece positioning device group and a boring device group;

[0025] Figure 6 It is a structural schematic diagram of a boring mechanism;

[0026] Figure 7 It is a first-person perspective stereogram of an isometric synchronous conveying mechanism;

[0027] Figure 8 It is a second perspective stereogram of the isometric synchronous conveying mechanism;

[0028] Fig. 9 It is a schematic diagram of the structure after the first punching device, the second punching device, the high-frequency annealing device, the flanging device and the flanging hole shaping device are combined;

[0029] Fig.10 It is a schematic structural diagram of a lower die of a first punching device, a lower die of a second punching device, a lower die of a high-frequency annealing device, a lower die of a flanging device, and a lower die of a flanging hole shaping device after being combined;

[0030] Fig.11 is a schematic structural diagram of a first lower die device;

[0031] Fig.12 is a structural schematic diagram of a fourth lower mold device;

[0032] Description of reference numerals:

[0033] 1. Discharging device; 101. Silo; 101a. Partition plate; 102. Silo slider; 103. Silo guide rail;

[0034] 104, silo translation cylinder; 105, silo bottom plate; 106, first positioning cylinder;

[0035] 107, first workpiece push shaft; 108, first push shaft guide sleeve; 109, U-shaped groove;

[0036] 1010, first positioning groove; 1011, discharge pipe;

[0037] 2. Main valve conveying manipulator; 201. First fixed plate; 202. Translation guide rail;

[0038] 203, jaw lifting cylinder; 204, jaw cylinder; 205, jaw connecting plate;

[0039] 206, sliding plate; 207, jaw lifting guide rail;

[0040] 3. Boring mechanism; 301. Motor; 302. Speed ​​reducer; 303. Boring tool push cylinder;

[0041] 304, second fixed plate; 305, main shaft; 306, main shaft fixed plate; 307, main shaft slider;

[0042] 308, spindle guide; 309, boring tool fixture;

[0043] 4. Workpiece clamping device; 401. Transfer positioning groove;

[0044] 5. Workpiece positioning device; 501. Workpiece top plate; 502. Second workpiece positioning groove;

[0045] 503, second workpiece push shaft; 504, second push shaft guide sleeve; 505, fourth fixing plate;

[0046] 506, first pressing cylinder;

[0047] 6. Equidistant synchronous conveying mechanism; 601. Rod lifting cylinder; 602. Rod translation plate;

[0048] 603, rod lifting guide rail; 604, frame; 605, rod body; 605a, arc concave;

[0049] 606, third fixing plate; 607, rod translation guide rail; 608, rod translation cylinder;

[0050] 7. First lower die device; 701. Lower die driving cylinder; 702. Lower die driving guide rail;

[0051] 703, lower die driving slide block; 704, lower die fixing seat; 705, lower die; 706, fourth fixing seat;

[0052] 707, lower die positioning seat; 708, positioning seat slide block; 709, positioning seat guide rail;

[0053] 7010, positioning seat cylinder;

[0054] 8. Fourth lower die device; 801. Second pressing cylinder; 802. Lower die base;

[0055] 803, third workpiece push shaft; 804, third push shaft guide sleeve; 805, boring tool; 806, shaping die seat;

[0056] 9. Second lower mold device; 10. Air blowing device; 11. Third lower mold device; 12. Bracket;

[0057] 13. First upper die lifting mechanism; 14. Second upper die lifting mechanism; 15. Third upper die lifting mechanism;

[0058] 16. Fourth upper die lifting mechanism; 17. Material frame; 18. Conveying manipulator; 19. Frame;

[0059] 20. Support plate; 2001. Second arc concave; 21. High frequency annealing mechanism; Z. Valve body conveying clamp. DETAILED DESCRIPTION

[0060] The present invention will be further described below in conjunction with the accompanying drawings.

[0061] like Figures 1 to 12 As shown, a main valve body punching machine described in the present invention includes a material frame 17 and a frame 19; a discharge device 1, a workpiece positioning device 5, a boring device, a first punching device, a second punching device, a high-frequency annealing device, a flanging device, a flanging hole shaping device and a conveying robot 18 are sequentially arranged on the frame 19 along the length direction; a valve body conveying clamp Z is arranged between the discharge device 1 and the workpiece positioning device 5; a main valve conveying robot 2 is arranged between the boring device and the first punching device; an equidistant synchronous conveying mechanism is arranged between the first punching device, the second punching device, the high-frequency annealing device, the flanging device and the flanging hole shaping device; the distance between the first punching device and the second punching device is a first distance; the distance between the second punching device and the high-frequency annealing device is a second distance; the distance between the high-frequency annealing device and the flanging device The distance between the flanging device and the flanging hole shaping device is the third distance; the distance between the flanging device and the flanging hole shaping device is the fourth distance; the first distance, the second distance, the third distance and the fourth distance are all equal; a conveying robot 18 is arranged between the material frame 17 and the flanging hole shaping device; the conveying robot 18 is essentially the same as the prior art, so it is not described in detail; the equidistant synchronous conveying mechanism 6 is used for the stepwise conveying between the first punching device, the second punching device, the high-frequency annealing device, the flanging device and the flanging hole shaping device; since the first distance, the second distance, the third distance and the fourth distance are all equal; therefore, the equidistant synchronous conveying mechanism 6 realizes the synchronous conveying of multiple station brackets through a single power mechanism during the conveying process; an equidistant synchronous conveying mechanism 6 is also arranged between the boring device and the first punching device; it is used for the transition between the boring device and the first punching device; its working process is as follows:

[0062] 1. After the discharging device 1 delivers the workpieces one by one, the main valve body conveys the clamping jaw Z to place a workpiece to be processed on the workpiece positioning device 5;

[0063] 2. The workpiece positioned by the workpiece positioning device 5 is then transported to the boring device by the main valve body transporting manipulator 2 to bore holes at both ends of the main valve body;

[0064] 3. After the main valve body is bored, the main valve conveying manipulator 2 conveys the bored main valve body to the first punching device again, and the first punching device successively opens three through holes on the upper surface of the main valve body, and the second punching device opens a small hole on the bottom surface of the main valve body. The high-frequency annealing device performs annealing treatment on the main valve body with three through holes and one small hole, and the flanging device performs flanging treatment on the small hole opened on the bottom surface of the main valve body. Finally, the flanging hole shaping device performs boring treatment on the flanging hole to improve the smoothness of the flanging hole surface.

[0065] 4. After the flanging hole is bored, the main valve body is transported to the material frame 17 by the transport robot 18;

[0066] The structure can realize the automated processing of boring, punching, flanging and flanging boring of the main valve body, reduce the labor intensity of valve body processing and improve the efficiency of valve body processing.

[0067] As a preferred embodiment of the invention, the discharging device 1 includes a silo bottom plate 105 fixed on the frame 19; the silo bottom plate 105 is fixed with a silo 101, a silo guide rail 103, a silo translation cylinder 104, a first positioning cylinder 106, a first push shaft guide sleeve 108, a U-shaped groove 109, a first positioning groove 1010 and a discharging pipe 1011; notches are provided on both sides of the first positioning groove 1010 for reserving a sideways extension of the manipulator; the U-shaped groove 109 is coaxially arranged with the first positioning groove 1010; an end of the first positioning groove 1010 away from the U-shaped groove 109 is provided with a Sealed; the opening of the first positioning groove 1010 is arranged upward; the discharge port of the silo 101 is connected to the discharge pipe 1011; the discharge port of the discharge pipe 1011 is arranged opposite to the opening of the U-shaped groove 109; the horizontal height of the discharge port is lower than the horizontal height of the discharge pipe 1011 close to one end of the silo 101; the piston rod end of the first positioning cylinder 106 is fixed with a first workpiece push shaft 107 matching the first push shaft guide sleeve 108; the first workpiece push shaft 107 passes through the first push shaft guide sleeve 108 and then extends into the interior of the U-shaped groove 109; the silo guide rail 103 The direction is perpendicular to the length direction of the discharge pipe 1011; a silo slider 102 matching the silo guide rail 103 is fixed at the bottom of the silo 101; the silo slider 102 is embedded in the silo guide rail 103; the piston rod end of the silo translation cylinder 104 is fixed on the silo 101; a partition 101a is arranged inside the silo 101; the partition 101a divides the silo 101 into two cavities arranged along the direction of the silo guide rail 103; multiple main valve bodies can be placed inside each cavity, and each cavity has a discharge port. When the main valve inside one of the cavities is After the body is used up, the silo translation cylinder 104 drives the silo 101 to move along the silo guide rail 103, so that the discharge port of the other cavity is connected with the discharge pipe 1011, thereby improving the discharge efficiency of the discharge pipe 1011; the U-shaped groove 109 can only accommodate one main valve body. When the main valve body enters the U-shaped groove 109, it is driven by the first positioning cylinder 106, and the first workpiece push shaft 107 pushes the main valve body in the U-shaped groove 109 into the first positioning groove 1010 for positioning, waiting to be grasped, and after the first workpiece push shaft 107 retracts, a main valve body continues to fall into the U-shaped groove 109 in the discharge pipe 1011.

[0068] As a preferred embodiment of the present invention, the boring device is composed of two boring mechanisms 3 arranged opposite to each other; a workpiece clamping device 4 is fixed between the two boring mechanisms 3; the boring mechanism 3 includes a spindle fixing plate 306 and a second fixing plate 304 fixed on the frame 19; a spindle guide rail 308 is fixed on the second fixing plate 304; a spindle slider 307 matching the spindle guide rail 308 is arranged on the spindle fixing plate 306; the spindle slider 307 is embedded in the spindle guide rail 308; a boring tool push cylinder 303 is fixed on the second fixing plate 304; the piston rod end of the boring tool push cylinder 303 is fixedly connected to the spindle fixing plate 306; a reduction box 302 is fixed on the spindle fixing plate 306 and spindle 305; a motor 301 is fixed on the housing of the reduction box 302; the output end of the motor 301 is fixedly connected to the input end of the reduction box 302; the input end of the spindle 305 is fixedly connected to the output end of the reduction box 302; a boring tool fixture 309 is fixed to the output end of the spindle 305; a tool for boring holes is clamped and fixed on the boring tool fixture 309, and after the motor 301 is driven, the boring tool fixture 309 on the spindle 305 is driven to rotate through the reduction box to realize the boring of the main valve body hole, and the boring tool push cylinder 303 is driven to drive the spindle fixing plate 306 to slide along the direction of the spindle guide rail 308 to realize the feeding of the boring tool and the separation of the boring tool from the main valve body; the workpiece to be processed is clamped and fixed by the workpiece clamping device 4.

[0069] As a preferred embodiment of the present invention, the equidistant synchronous conveying mechanism 6 includes a rod translation plate 602, a frame 604 and a third fixed plate 606 fixed to the frame 19; a rod translation guide rail 607 and a rod translation cylinder 608 are fixed to the third fixed plate 606; the rod translation guide rail 607 is horizontally arranged; the rod translation guide rail 607 is slidably connected to the rod translation plate 602; the piston rod end of the rod translation cylinder 608 is fixed to the rod translation plate 602; The rod translation plate 602 is provided with a rod lifting guide rail 603; the rod lifting guide rail 603 is slidably connected with the frame 604; a rod lifting cylinder 601 is fixed on the rod translation plate 602; the piston rod end of the rod lifting cylinder 601 is fixed on the frame 604; two rods 605 parallel to each other are fixed on the frame 604; the upper surface of the rod 605 is provided with a plurality of arc concave shapes 605a; the distance between two adjacent arc concave shapes 605a is equal to the first distance After being driven by the rod translation cylinder 608, the rod translation plate 602 is driven to slide along the direction of the rod translation guide rail 607 to realize the translation movement of the rod 605, and the rod lifting cylinder 601 is driven to drive the frame 604 to do the lifting movement, and the workpiece is positioned by the arc concave 605a on the rod 605. When the frame 604 is lifted and lowered, the workpiece on the lower die of the first punching device, the workpiece on the lower die of the second punching device, the workpiece on the lower die of the high-frequency annealing device, the workpiece on the lower die of the flanging device and the workpiece on the flanging device are positioned. The workpieces on the lower die of the edge hole shaping device are all pushed upward to separate from the lower die, and then move a first distance toward the material frame 17, so that the workpiece after processing by the first punching device enters the lower die of the second punching device, the workpiece after processing by the second punching device enters the lower die of the high-frequency annealing device, the workpiece after processing by the high-frequency annealing device enters the lower die of the flanging device, and the workpiece after processing by the flanging device enters the lower die of the flanging hole shaping device; this structure realizes continuous and synchronous feeding of each workstation.

[0070] As a preferred embodiment of the present invention, a bracket 12 is fixed on the frame 19; the first punching device includes a first lower die device 7 and a first upper die lifting mechanism 13; the first upper die lifting mechanism 13 is fixed directly above the first lower die device 7; the first lower die device 7 is fixed on the frame 19; three punching needles are arranged on the first upper die lifting mechanism 13 for punching three through holes, and the first upper die lifting mechanism 13 drives the punching needles to perform lifting and lowering movements to punch the main valve body placed on the first lower die device 7;

[0071] The second punching device includes a second lower die device 9 and a second upper die lifting mechanism 14; the second upper die lifting mechanism 14 is fixed on the bracket 12; the second lower die device 9 is arranged directly below the second upper die lifting mechanism 14; a punching needle for forming a small hole at the bottom of the main valve body is arranged at the bottom of the second lower die device 9, and a power device for driving the punching needle to perform lifting movement is arranged; the main valve body is pressed tightly into the die cavity of the second lower die device 9 by the upper die on the second upper die lifting mechanism 14, and the lifting power device drives the punching needle to form the small hole;

[0072] The high-frequency annealing device includes two support plates 20 and a high-frequency annealing mechanism 21 disposed between the two support plates 20; the inner surface of the support plate 20 is provided with a second arc concave 2001; the second arc concave 2001 penetrates the upper surface of the support plate 20; the high-frequency annealing mechanism 21 is essentially the same as the prior art, so it is not described in detail; the two ends of the main valve body are embedded in the two second arc concave 2001 for positioning, and then the main valve body is heated by the high-frequency induction of the high-frequency annealing mechanism 21; annealing treatment is performed, and the flanged product will not crack after annealing;

[0073] The flanging device includes a third lower die device 11 and a third upper die lifting mechanism 15; the third lower die device 11 is arranged directly below the third upper die lifting mechanism 15; the third upper die lifting mechanism 15 is fixed on the bracket 12; the upper die on the third upper die lifting mechanism 15 is used to press the main valve body placed on the third lower die device 11; and the flanging forming target is driven by the driving device on the third lower die device 11 to perform flanging forming on the small hole;

[0074] The flanging hole shaping device includes a fourth lower die device 8 and a fourth upper die lifting mechanism 16; the fourth lower die device 8 is arranged directly below the fourth upper die lifting mechanism 16; the fourth upper die lifting mechanism 16 is fixed on the bracket 12; the upper die on the fourth upper die lifting mechanism 16 is used to press the main valve body placed on the fourth lower die device 8, and the inner hole of the flanging hole is shaped by a boring tool that can be lifted and rotated in the fourth lower die device 8.

[0075] As a preferred embodiment of the present invention, a blowing device 10 is provided on the second lower mold device 9; the air outlet of the blowing device 10 faces the inner hole of the main valve body on the second lower mold device 9, and blows out the chips from the main valve body.

[0076] As a preferred embodiment of the present invention, the first lower die device 7 includes a lower die fixing seat 704, a fourth fixing seat 706 and a lower die positioning seat 707; the fourth fixing seat 706 is fixed with a lower die driving cylinder 701, a lower die driving guide rail 702, a positioning seat guide rail 709 and a positioning seat cylinder 7010; the lower die fixing seat 704 is fixed with a lower die driving slider 703 matching the lower die driving guide rail 702; the lower die driving slider 703 is embedded in the lower die driving guide rail 702; The piston rod end of the lower die driving cylinder 701 is fixed on the lower die fixing seat 704; the lower die fixing seat 704 is fixed with the lower die 705; the lower die positioning seat 707 is fixed with a positioning seat slide block 708 matching the positioning seat guide rail 709; the positioning seat slide block 708 is embedded in the positioning seat guide rail 709; the piston rod end of the positioning seat cylinder 7010 is fixed on the lower die positioning seat 707; the lower die 705 is a core shaft matching the inner hole of the main valve body, and a forming hole is provided on the surface of the core shaft; The main valve body is placed on the fourth fixed seat 706, and the lower die 705 is driven by the lower die driving cylinder 701 to be inserted into the inner hole of the main valve body, and the main valve body is clamped and fixed between the lower die fixing seat 704 and the lower die positioning seat 707; the fourth lower die device 8 includes a lower die base 802 and a shaping die base 806; the shaping die base 806 is a U-shaped groove with an opening facing upward; the second clamping cylinder 801 and the third push shaft guide sleeve 804 are fixed on the lower die base 802; the second clamping cylinder 801 The output end is fixed with a third workpiece push shaft 803 matching with the third push shaft guide sleeve 804; the third workpiece push shaft 803 passes through the third push shaft guide sleeve 804 and then extends into the inner cavity of the shaping die seat 806; a through hole is provided at the bottom of the inner cavity of the shaping die seat 806; a boring tool 805 is provided in the through hole; the main valve body of the third workpiece push shaft 803 is pressed tightly in the U-shaped groove for positioning, and the boring tool 805 can be extended and rotated, and the boring tool 805 is extended into the flanging hole for leveling, thereby improving the quality of the flanging hole.

[0077] As a preferred embodiment of the present invention, the workpiece positioning device 5 includes a second workpiece positioning groove 502, a second push shaft guide sleeve 504 and a fourth fixed plate 505 fixed on the bracket 12; a first clamping cylinder 506 is fixed on the fourth fixed plate 505; a second workpiece push shaft 503 matching the second push shaft guide sleeve 504 is fixed to the piston rod end of the first clamping cylinder 506; the second workpiece push shaft 503 passes through the second push shaft guide sleeve 504 and extends into the inner cavity of the second workpiece positioning groove 502; a workpiece top plate 501 is fixed at one end of the second workpiece positioning groove 502 away from the second workpiece push shaft 503; after the workpiece is transported to the second workpiece positioning groove 502, the second workpiece push shaft 503 is pushed to move by the first clamping cylinder 506, and the workpiece is clamped between the second workpiece push shaft 503 and the workpiece top plate 501 for positioning.

[0078] As a preferred embodiment of the present invention, the number of the workpiece positioning device 5, the boring device, the first punching device, the second punching device, the high-frequency annealing device, the flanging device and the flanging hole shaping device are all two; two workpiece positioning devices 5 form a workpiece positioning device group; two boring devices form a boring device group; two first punching devices form a first punching device group; two second punching devices form a second punching device group; two high-frequency annealing devices form a high-frequency annealing device group; two flanging devices form a flanging device group; The two flanging hole shaping devices constitute a flanging hole shaping device group; the workpiece positioning device group, boring device group, first punching device group, second punching device group, high-frequency annealing device group, flanging device group and flanging hole shaping device group are arranged in sequence along the length direction of the frame 19; the workpiece positioning device 5, boring device, first punching device, second punching device, high-frequency annealing device, flanging device and flanging hole shaping device are each provided with two, divided into two parallel forming circuits, which can improve the forming speed of the main valve body punching machine.

[0079] As a preferred embodiment of the present invention, the main valve conveying robot 2 includes a first fixed plate 201 and a sliding plate 206; a translation guide rail 202 is fixed on the first fixed plate 201; the direction of the translation guide rail 202 is set along the length direction of the frame 19; the sliding plate 206 is slidably connected to the translation guide rail 202; two lifting claw mechanisms are fixed on the sliding plate 206; the distance between the two lifting claw mechanisms is equal to the distance between the two boring devices; the lifting claw mechanism includes a claw lifting cylinder 203, a claw connecting plate 205 and a claw lifting guide rail 207; one end of the claw lifting cylinder 203 is fixed on the sliding plate 206; the other end of the claw lifting cylinder 203 is fixed on the claw connecting plate 205 ; The clamping jaw connecting plate 205 is slidably connected with the clamping jaw lifting guide rail 207; three clamping jaw cylinders 204 are fixed on the clamping jaw connecting plate 205; the three clamping jaw cylinders 204 are arranged in sequence along the length direction of the frame 19; two transfer positioning grooves 401 are arranged between the two boring devices; a cylinder for driving the sliding plate 206 to slide on the translation guide rail 202 is fixed on the back of the first fixed plate 201, and the cylinder drives the two lifting clamping jaw mechanisms on the sliding plate 206 to perform translational movement; the lifting clamping jaw mechanism close to one end of the discharging device 1 is the first lifting clamping jaw mechanism, and the other lifting clamping jaw mechanism is the second lifting clamping jaw mechanism; the distance between two adjacent clamping jaw cylinders 204 on the same lifting clamping jaw mechanism is the clamping jaw moving distance; (such as Figure 4 and 5After the three clamping jaw cylinders 204 on the first lifting clamping jaw mechanism grab the workpieces from the two workpiece positioning devices 5 and the first upper boring mechanism 3 respectively, and move the two clamping jaws away from one end of the discharge device 1, it is equivalent to transporting the leftmost workpiece positioning device 5 to the leftmost boring device for processing, transporting the workpiece of the rightmost workpiece positioning device 5 to the leftmost transfer positioning groove 401, and transporting the workpiece that has been processed in the leftmost boring device to the rightmost transfer positioning groove 401. The three clamping cylinders 204 on the second lifting clamping mechanism transport the workpiece to be processed in the leftmost transfer positioning groove 401 to the rightmost boring device for preparation for processing; the workpiece in the rightmost transfer positioning groove 401 has been processed by the leftmost boring device and is transported to the first punching device on the left through the leftmost clamping cylinder 204 of the second lifting clamping mechanism; the processed workpiece on the rightmost side is transported to the first punching device on the right through the rightmost clamping cylinder 204 on the second lifting clamping mechanism.

[0080] When using the present invention, its workflow is:

[0081] Multiple main valve bodies can be placed inside each cavity, and each cavity has a discharge port. When the main valve body inside one of the cavities is used up, the silo translation cylinder drives the silo to move along the direction of the silo guide rail, so that the discharge port of another cavity is connected with the discharge pipe, thereby improving the discharge efficiency of the discharge pipe; the U-shaped groove can only accommodate one main valve body. When the main valve body enters the U-shaped groove, it is driven by the first positioning cylinder, and the first workpiece push shaft pushes the main valve body in the U-shaped groove into the first positioning groove for positioning, waiting to be grabbed. After the first workpiece push shaft retracts, a main valve body continues to fall into the U-shaped groove in the discharge pipe, and a workpiece to be processed is placed on the workpiece positioning device through the main valve body conveying clamp;

[0082] 2. After the workpiece is transported to the second workpiece positioning groove, the second workpiece push shaft is pushed by the first clamping cylinder to move, and the workpiece is pressed between the second workpiece push shaft and the workpiece top plate to be positioned, and then transported to the boring device through the main valve body conveying manipulator to bore holes on both ends of the main valve body. The boring tool fixture is clamped and fixed with a tool for boring holes. After the motor is driven, the boring tool fixture on the spindle is driven to rotate through the reduction box to realize the boring of the main valve body hole. After the boring tool push cylinder is driven, it can drive the spindle fixing plate to slide along the spindle guide rail direction;

[0083] 3. After the main valve body is bored, the main valve body that has been bored is transported to the first punching device by the main valve conveying manipulator again, and three through holes are successively opened on the upper surface of the main valve body by the first punching device, and a small hole is opened on the bottom surface of the main valve body by the second punching device. The high-frequency annealing device performs annealing treatment on the main valve body that has three through holes and one small hole, and the flanging device performs flanging treatment on the small hole opened on the bottom surface of the main valve body. Finally, the flanging hole shaping device performs boring treatment on the flanging hole to improve the smoothness of the flanging hole surface;

[0084] 4. After the flanging hole is bored, the main valve body is transported to the material frame by a conveying robot; this structure can realize the automated processing of boring, punching, flanging and flanging boring of the main valve body, reduce the labor intensity of valve body processing, and improve the efficiency of valve body processing.

[0085] The above description is only a preferred embodiment of the present invention, so all equivalent changes or modifications made according to the structure, characteristics and principles described in the scope of the patent application of the present invention are included in the scope of the patent application of the present invention.

Claims

1. A main valve body punching machine, characterized in that: It comprises a material frame (17) and a frame (19); a material discharging device (1), a workpiece positioning device (5), a boring device, a first punching device, a second punching device, a high-frequency annealing device, a flanging device, a flanging hole shaping device and a conveying robot (18) are sequentially arranged on the frame (19) along the length direction; a valve body conveying clamp (Z) is arranged between the material discharging device (1) and the workpiece positioning device (5); a main valve conveying robot (2) is arranged between the boring device and the first punching device; the first punching device, the second punching device, the high-frequency annealing device, the flanging device, the flanging hole shaping device and the conveying robot (18) are arranged An equidistant synchronous conveying mechanism is provided between the annealing device, the flanging device and the flanging hole shaping device; the distance between the first punching device and the second punching device is a first distance; the distance between the second punching device and the high-frequency annealing device is a second distance; the distance between the high-frequency annealing device and the flanging device is a third distance; the distance between the flanging device and the flanging hole shaping device is a fourth distance; the first distance, the second distance, the third distance and the fourth distance are all equal; a conveying robot (18) is provided between the material frame (17) and the flanging hole shaping device; The boring device is composed of two boring mechanisms (3) arranged opposite to each other; a workpiece clamping device (4) is fixed between the two boring mechanisms (3); the boring mechanism (3) includes a spindle fixing plate (306) and a second fixing plate (304) fixed on the frame (19); a spindle guide rail (308) is fixed on the second fixing plate (304); a spindle slider (307) matching the spindle guide rail (308) is arranged on the spindle fixing plate (306); the spindle slider (307) is embedded in the spindle guide rail (308); the second fixing plate (304) is provided with a spindle slider (307) matching the spindle guide rail (308); A boring tool pushing cylinder (303) is fixed; the piston rod end of the boring tool pushing cylinder (303) is fixedly connected to the spindle fixing plate (306); a reduction box (302) and a spindle (305) are fixed on the spindle fixing plate (306); a motor (301) is fixed on the housing of the reduction box (302); the output end of the motor (301) is fixedly connected to the input end of the reduction box (302); the input end of the spindle (305) is fixedly connected to the output end of the reduction box (302); a boring tool fixture (309) is fixed to the output end of the spindle (305); The equidistant synchronous conveying mechanism (6) comprises a rod translation plate (602), a frame (604) and a third fixed plate (606) fixed to the frame (19); a rod translation guide rail (607) and a rod translation cylinder (608) are fixed to the third fixed plate (606); the rod translation guide rail (607) is arranged horizontally; the rod translation guide rail (607) is slidably connected to the rod translation plate (602); the piston rod end of the rod translation cylinder (608) is fixed to the rod translation plate (602); the rod translation plate ( 602) is provided with a rod lifting guide rail (603); the rod lifting guide rail (603) is slidably connected to the frame (604); a rod lifting cylinder (601) is fixed on the rod translation plate (602); the piston rod end of the rod lifting cylinder (601) is fixed on the frame (604); two rods (605) parallel to each other are fixed on the frame (604); a plurality of circular arc concave shapes (605a) are provided on the upper surface of the rod (605); the distance between two adjacent circular arc concave shapes (605a) is equal to the first distance; A bracket (12) is fixed on the frame (19); the first punching device comprises a first lower die device (7) and a first upper die lifting mechanism (13); the first upper die lifting mechanism (13) is fixed directly above the first lower die device (7); the first lower die device (7) is fixed on the frame (19); The second punching device comprises a second lower die device (9) and a second upper die lifting mechanism (14); the second upper die lifting mechanism (14) is fixed on the bracket (12); the second lower die device (9) is arranged directly below the second upper die lifting mechanism (14); a punching needle for forming a small hole at the bottom of the main valve body is arranged at the bottom of the second lower die device (9); The high-frequency annealing device comprises two support plates (20) and a high-frequency annealing mechanism (21) arranged between the two support plates (20); the inner surface of the support plate (20) is provided with a second circular arc concave shape (2001); the second circular arc concave shape (2001) penetrates to the upper surface of the support plate (20); The flanging device comprises a third lower die device (11) and a third upper die lifting mechanism (15); the third lower die device (11) is arranged directly below the third upper die lifting mechanism (15); the third upper die lifting mechanism (15) is fixed on the bracket (12); The flanging hole shaping device comprises a fourth lower die device (8) and a fourth upper die lifting mechanism (16); the fourth lower die device (8) is arranged directly below the fourth upper die lifting mechanism (16); and the fourth upper die lifting mechanism (16) is fixed on the bracket (12).

2. A main valve body punching machine according to claim 1, characterized in that: The discharging device (1) comprises a silo bottom plate (105) fixed on a frame (19); the silo bottom plate (105) is fixed with a silo (101), a silo guide rail (103), a silo translation cylinder (104), a first positioning cylinder (106), a first push shaft guide sleeve (108), a U-shaped groove (109), a first positioning groove (1010) and a discharging pipe (1011); the U-shaped groove (109) and the first positioning groove ( 1010); an end of the first positioning groove (1010) away from the U-shaped groove (109) is arranged in a sealed state; the opening of the first positioning groove (1010) is arranged upward; the discharge port of the silo (101) is connected to a discharge pipe (1011); the discharge port of the discharge pipe (1011) is arranged to be directly opposite to the opening of the U-shaped groove (109); the horizontal height of the discharge port is lower than that of the discharge pipe (1011) close to the silo (101); a first workpiece push shaft (107) matching with the first push shaft guide sleeve (108) is fixed to the piston rod end of the first positioning cylinder (106); the first workpiece push shaft (107) passes through the first push shaft guide sleeve (108) and then extends into the interior of the U-shaped groove (109); the direction of the silo guide rail (103) is arranged perpendicular to the length direction of the discharge pipe (1011); a silo slider (102) matching with the silo guide rail (103) is fixed to the bottom of the silo (101); the silo slider (102) is embedded in the silo guide rail (103); the piston rod end of the silo translation cylinder (104) is fixed on the silo (101); a partition (101a) is arranged inside the silo (101); the partition (101a) divides the silo (101) into two cavities arranged along the direction of the silo guide rail (103).

3. A main valve body punching machine according to claim 1, characterized in that: The second lower mold device (9) is provided with an air blowing device (10).

4. A main valve body punching machine according to claim 1, characterized in that: The first lower die device (7) comprises a lower die fixing seat (704), a fourth fixing seat (706) and a lower die positioning seat (707); a lower die driving cylinder (701), a lower die driving guide rail (702), a positioning seat guide rail (709) and a positioning seat cylinder (7010) are fixed to the fourth fixing seat (706); a lower die driving slider (703) matching the lower die driving guide rail (702) is fixed to the lower die fixing seat (704); the lower die driving slider (703) is embedded in the lower die driving guide rail (702); the piston rod end of the lower die driving cylinder (701) is fixed to the lower die fixing seat (704); a lower die (705) is fixed to the lower die fixing seat (704); a positioning seat slider (708) matching the positioning seat guide rail (709) is fixed to the lower die positioning seat (707); The positioning seat slide block (708) is embedded in the positioning seat guide rail (709); the piston rod end of the positioning seat cylinder (7010) is fixed on the lower die positioning seat (707); the fourth lower die device (8) includes a lower die base (802) and a shaping die base (806); the shaping die base (806) is a U-shaped groove with an opening facing upward; a second clamping cylinder (801) and a third push shaft guide sleeve (804) are fixed on the lower die base (802); a third workpiece push shaft (803) matching the third push shaft guide sleeve (804) is fixed at the output end of the second clamping cylinder (801); the third workpiece push shaft (803) passes through the third push shaft guide sleeve (804) and then extends into the inner cavity of the shaping die base (806); a through hole is provided at the bottom of the inner cavity of the shaping die base (806); a boring tool (805) is provided in the through hole.

5. A main valve body punching machine according to claim 1, characterized in that: The workpiece positioning device (5) comprises a second workpiece positioning groove (502) fixed on the bracket (12), a second push shaft guide sleeve (504) and a fourth fixing plate (505); a first clamping cylinder (506) is fixed on the fourth fixing plate (505); a second workpiece push shaft (503) matching the second push shaft guide sleeve (504) is fixed to the piston rod end of the first clamping cylinder (506); the second workpiece push shaft (503) passes through the second push shaft guide sleeve (504) and then extends into the inner cavity of the second workpiece positioning groove (502); a workpiece top plate (501) is fixed to the end of the second workpiece positioning groove (502) away from the second workpiece push shaft (503).

6. A main valve body punching machine according to claim 1, characterized in that: The number of the workpiece positioning device (5), boring device, first punching device, second punching device, high-frequency annealing device, flanging device and flanging hole shaping device are all two; the two workpiece positioning devices (5) form a workpiece positioning device group; the two boring devices form a boring device group; the two first punching devices form a first punching device group; the two second punching devices form a second punching device group; the two high-frequency annealing devices form a high-frequency annealing device group; the two flanging devices form a flanging device group; the two flanging hole shaping devices form a flanging hole shaping device group; the workpiece positioning device group, boring device group, first punching device group, second punching device group, high-frequency annealing device group, flanging device group and flanging hole shaping device group are arranged in sequence along the length direction of the frame (19).

7. A main valve body punching machine according to claim 6, characterized in that: The main valve conveying robot (2) comprises a first fixed plate (201) and a sliding plate (206); a translation guide rail (202) is fixed on the first fixed plate (201); the direction of the translation guide rail (202) is arranged along the length direction of the frame (19); the sliding plate (206) is slidably connected to the translation guide rail (202); two lifting claw mechanisms are fixed on the sliding plate (206); the distance between the two lifting claw mechanisms is equal to the distance between the two boring devices; the lifting claw mechanism comprises a claw lifting cylinder (203), A clamping jaw connecting plate (205) and a clamping jaw lifting guide rail (207); one end of the clamping jaw lifting cylinder (203) is fixed on the sliding plate (206); the other end of the clamping jaw lifting cylinder (203) is fixed on the clamping jaw connecting plate (205); the clamping jaw connecting plate (205) is slidably connected to the clamping jaw lifting guide rail (207); three clamping jaw cylinders (204) are fixed on the clamping jaw connecting plate (205); the three clamping jaw cylinders (204) are arranged in sequence along the length direction of the frame (19); and two transfer positioning grooves (401) are arranged between the two boring devices.

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