Punch forming device and processing method for forming bracket of orthodontic appliance

Abstract

The invention relates to the technical field of plastic forming, and discloses a punch forming device and a machining method for forming a bracket of an orthodontic appliance, the punch forming device comprises a punching machine frame, a punching set and a part conveying set are arranged in the punching machine frame, the punching set comprises a first-stage punching device and a second-stage punching device, and the part conveying set comprises a plurality of fixing devices; a rectangular machine frame is rotationally connected into the punching machine frame through a bearing, a driving source is installed on the punching machine frame, and the fixing equipment comprises a clamping assembly, a rotating assembly and a moving assembly. The clamping assembly comprises four clamping blocks and a transmission part, and the rotating assembly comprises two clamping plates. The multiple fixing devices are driven by the driving source to rotate at the same time, in the process that the driving source drives the fixing devices to move from the first-stage stamping device to the second-stage stamping device, the workpiece is driven by the rotating assembly to turn over, so that the two sides of the workpiece are machined, and the problems that the size of a bracket base is too small, and after one face is machined, the workpiece cannot be machined are solved. And the substrate is difficult to turn over quickly and the other surface of the substrate is difficult to process.

Description

Technical Field

[0001] The present invention relates to the technical field of plastic molding, in particular to a stamping molding device and a processing method for molding a bracket of a dental orthodontic appliance. Background Art

[0002] Brackets are important components of fixed orthodontic technology. They are directly bonded to the surface of the crown with adhesives. The archwire applies various types of corrective forces to the teeth through the brackets. The brackets include a base and bracket wings. The bracket wings are arranged on one side of the base. In order to strengthen the bonding force with the tooth surface, a grid is opened on the surface of the other side of the base. During the processing and forming of the bracket, one side of the base is grooved by a stamping equipment. After the grooves are completed, the other side of the base is sheared by a stamping equipment to form the bracket wings. The processing of the base is basically carried out through assembly line processing. First, one side of all the bases is grooved, and then the other side is sheared. Due to the small size of the base, it is difficult to quickly turn the base over and process the other side after processing one side. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides the following technical solutions: A stamping forming device comprises a stamping machine frame, wherein a stamping group and a feeding group are arranged in the stamping machine frame, wherein the stamping group comprises a primary stamping device and a secondary stamping device, wherein the feeding group comprises a plurality of fixing devices, wherein a rectangular machine frame is rotatably connected to the stamping machine frame via a bearing, wherein a plurality of fixing devices are respectively installed around the rectangular machine frame, wherein a driving source is installed on the stamping machine frame, wherein the driving source drives the rectangular machine frame to rotate; The primary stamping equipment is fixedly mounted on the top of the stamping machine frame, and the secondary stamping equipment is fixedly mounted on one side of the stamping machine frame; The fixing device comprises a clamping assembly, a rotating assembly and a moving assembly; The clamping assembly includes four clamping blocks and a transmission member, and the transmission member drives the four clamping blocks to move synchronously, so that the multiple clamping blocks can clamp and fix the workpiece when they move inward synchronously; The rotating assembly is located on two opposite clamping blocks, and the rotating assembly includes two clamping plates. After the clamping assembly releases the workpiece, the two clamping plates still contact the two sides of the workpiece and drive the workpiece to flip; The moving assembly drives the workpiece to move toward the punching group; A storage component is installed at the bottom of the punching machine frame.

[0004] Preferably, the driving source includes a servo motor, connecting blocks are fixedly installed at both ends of the rectangular machine frame, the connecting blocks extend outside the punching machine frame and are rotatably connected to the punching machine frame, a fixed seat is fixedly installed on one side of the punching machine frame, the servo motor is fixedly installed on the fixed seat and the output end is fixedly connected to the connecting block, a feed port is opened on one side of the punching machine frame, and the secondary stamping equipment is arranged on the side of the punching machine frame away from the feed port.

[0005] Preferably, the moving component includes a right-angle seat, which is fixedly mounted on the side of a rectangular machine frame, a sliding groove is opened on one side of the right-angle seat, a bearing plate is slidably connected in the sliding groove, the clamping component is fixedly mounted on the bearing plate, a first screw is rotatably connected in the sliding groove through a bearing, the first screw is threadedly connected to the bearing plate, a second motor is fixedly mounted on the right-angle seat, gears are rotatably connected on both sides of the right-angle seat through bearings, a toothed belt is provided on the outer periphery of the gear, the toothed belt is meshingly connected to the gear, one of the gears is fixedly connected to one end of the first screw, and the other gear is fixedly connected to the output end of the second motor.

[0006] Preferably, the clamping assembly further comprises a chuck, the chuck is provided with sliding grooves around, the clamping block is slidably arranged in the sliding groove, a second screw is rotatably connected in the sliding groove via a bearing, and the bottom of the clamping block is threadedly connected to the second screw.

[0007] Preferably, the transmission member includes a transmission belt, the outer periphery of the chuck is rotatably connected to an annular plate via a bearing, the top of the annular plate is fixedly connected to an annular toothed plate, one end of the second screw is fixedly connected to a bevel gear, the bevel gear is meshed with the annular toothed plate, an angle seat is fixedly connected to the bearing plate, a pulley is rotatably connected between the angle seat and the bearing plate via a bearing, the transmission belt is sleeved on the pulley and the outer periphery of the annular plate, the top of the angle seat is fixedly connected to a third motor, and the output end of the third motor is fixedly connected to the top of the pulley.

[0008] Preferably, the rotating assembly also includes a fourth motor, an inner groove is provided in the clamping block, a fixing rod is fixedly connected to one side of the clamping plate, a circular plate is fixedly connected to one end of the fixing rod, the circular plate is slidably arranged in the inner groove, a spring is fixedly connected to the side of the circular plate away from the fixing rod, a telescopic rod is fixedly connected to the end of the circular plate away from the fixing rod, the spring is sleeved on the outer circumference of the telescopic rod, the fourth motor is fixedly mounted on the clamping block, the output end of the fourth motor is fixedly connected to one end of the telescopic rod, a limiting groove is provided on the side of the clamping block close to the clamping plate, and the clamping plate is matched with the limiting groove.

[0009] Preferably, an extension component is provided in the rectangular machine frame, and the extension component includes a plurality of push rods and a driving member. Circular grooves are provided around the rectangular machine frame, and the push rods are slidably provided in the circular grooves and extend outside the rectangular machine frame. A circular hole is provided on the supporting plate, and a sliding hole is provided at the axis of the chuck. The push rods are slidably connected to the supporting plate and the chuck through the circular hole and the sliding hole, respectively, and the driving member drives the push rods to move outward and fit against one side of the workpiece.

[0010] Preferably, the driving member includes a third screw, a cross plate is fixedly connected in the rectangular machine frame, a fifth motor is fixedly connected to one side of the cross plate, two ends of the third screw are rotatably arranged on the cross plate and the rectangular machine frame through bearings, an output end of the fifth motor is fixedly connected to one end of the third screw, a plurality of cross grooves are provided on one side of the cross plate, a movable plate is slidably connected in the cross groove, the top rod is fixedly connected to the top of the movable plate, a threaded sleeve is threadedly connected to the third screw, a hinged rod is arranged between the threaded sleeve and the movable plate, and two ends of the hinged rod are movably hinged to the threaded sleeve and the movable plate respectively.

[0011] Preferably, the storage member includes a storage bin, a discharge port is provided at the bottom of the punch frame, and the storage bin is fixedly mounted at the bottom of the punch frame by screws and is connected to the discharge port.

[0012] A processing method for forming a bracket of a dental orthodontic appliance uses a stamping forming device, and the specific steps are: The first workpiece is placed on one of the fixed devices, the workpiece is clamped by the clamping assembly, and then the rectangular machine frame is driven to rotate by the driving source, thereby driving the first clamping assembly to rotate upward, and the first workpiece is located on one side of the primary stamping equipment, and one side of the workpiece is processed by the primary stamping equipment, and at the same time, the adjacent second clamping assembly in the opposite direction of rotation to the first clamping assembly rotates upward and is located at the position of the first clamping assembly, and the second workpiece is placed on the second clamping assembly. After the first workpiece is processed, the rectangular machine frame is driven to rotate by the driving source, so that the first clamping assembly rotates downward, and the first workpiece is located on one side of the secondary stamping equipment. side, and at the same time, the clamping assembly releases the workpiece, so that the clamping block is no longer in contact with the workpiece, and the clamping plate is still in contact with both sides of the workpiece, and the workpiece is flipped over by the rotating assembly, so that the other side of the workpiece is located on one side of the secondary stamping equipment, and then the workpiece is fixed on all sides by the clamping assembly, and the other side of the workpiece is processed by the secondary stamping equipment. At the same time, the third workpiece is placed on the third clamping assembly, and the primary stamping equipment processes the second workpiece, and then the rectangular machine frame is driven to rotate by the driving source, so that the first clamping assembly rotates downward. At this time, the clamping assembly and the rotating assembly simultaneously release the workpiece, and the workpiece is stored in the storage part, thereby forming a new processing cycle. Beneficial Effects

[0013] Compared with the prior art, the present invention provides a stamping forming device and a processing method for forming a bracket of a dental orthodontic appliance, which has the following beneficial effects: 1. A stamping and forming device and a processing method for forming a bracket of a dental brace, wherein a driving source drives a rectangular machine frame to rotate, and drives multiple fixing devices to rotate simultaneously, so that the fixing devices with workpieces are sequentially located on the primary stamping device, the secondary stamping device and the side of the storage part, and finally reset. In the process of the driving source driving the fixing device to move from the primary stamping device to the secondary stamping device, the setting of the rotating component drives the workpiece to flip, so that both sides of the workpiece are processed, which solves the problem that the volume of the bracket base is too small and it is difficult to quickly flip the base and process the other side after processing one side.

[0014] 2. A stamping and forming device and a processing method for forming a bracket of a dental brace. Through the setting of an extended component, when the first-level stamping equipment and the second-level stamping equipment are processing a workpiece, the fifth motor drives the third screw to rotate, and through the threaded connection between the third screw and the threaded sleeve, the threaded sleeve is driven to move toward the cross plate. Through the movable hinges between the two ends of the hinged rod and the threaded sleeve and the movable plate, the movable plate is driven to move upward, thereby driving the push rod to move outward, and then the push rod is located on one side of the workpiece, thereby providing support force for the other side of the workpiece being processed, thereby preventing the phenomenon of incomplete surface processing of the workpiece due to insufficient clamping force of the clamping component. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of a stamping forming device of the present invention; Figure 2 This is one of the schematic diagrams of the internal structure of the punching machine frame of the present invention; Figure 3 This is the second schematic diagram of the internal structure of the punching machine frame of the present invention; Figure 4 The third schematic diagram of the internal structure of the punching machine frame of the present invention; Figure 5 It is a schematic diagram of the structure of the expansion component of the present invention; Figure 6 For the present invention Figure 5 Schematic diagram of the structure of the middle A part; Figure 7 It is a schematic diagram of the structure of the fixing device of the present invention; Figure 8 For the present invention Figure 7 Schematic diagram of the structure of the middle B part; Fig. 9 For the present invention Figure 7 Schematic diagram of the structure of part C in the middle.

[0016] In the figure: 1, punching machine frame; 2, punching group; 3, feeding group; 4, primary punching equipment; 5, secondary punching equipment; 6, fixing equipment; 7, rectangular machine frame; 8, driving source; 61, clamping assembly; 62, rotating assembly; 63, moving assembly; 611, clamping block; 612, transmission member; 621, clamping plate; 0, storage member; 81, servo motor; 10, connecting block; 11, fixing seat; 12, feeding port; 631, right angle seat; 632, sliding groove; 633, bearing plate; 634, first screw; 635, second motor; 636, gear; 637, toothed belt; 613, chuck; 614, Slide; 615, second screw; 6121, transmission belt; 6122, annular plate; 6123, annular tooth plate; 6124, bevel gear; 6125, pulley; 6126, third motor; 622, fourth motor; 623, fixed rod; 624, circular plate; 625, spring; 626, telescopic rod; 627, limit groove; 9, extension component; 91, push rod; 92, driving member; 921, third screw; 922, cross plate; 923, fifth motor; 924, cross groove; 925, movable plate; 926, threaded sleeve; 927, hinged rod; 01, storage bin; 02, discharge port. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] As introduced in the background technology, there are deficiencies in the prior art. In order to solve the above technical problems, the present application proposes a stamping molding device and a processing method for forming a bracket of a dental brace. Example

[0019] See also Figure 1-Figure 4 A stamping forming device includes a stamping machine frame 1, a stamping group 2 and a feeding group 3 are arranged in the stamping machine frame 1, the stamping group 2 includes a primary stamping device 4 and a secondary stamping device 5, the feeding group 3 includes a plurality of fixing devices 6, a rectangular machine frame 7 is rotatably connected to the stamping machine frame 1 through a bearing, and a plurality of fixing devices 6 are respectively installed around the rectangular machine frame 7, and a driving source 8 is installed on the stamping machine frame 1, and the driving source 8 drives the rectangular machine frame 7 to rotate; The primary stamping device 4 is fixedly mounted on the top of the stamping machine frame 1, and the secondary stamping device 5 is fixedly mounted on one side of the stamping machine frame 1; The fixing device 6 includes a clamping assembly 61, a rotating assembly 62 and a moving assembly 63; The clamping assembly 61 includes four clamping blocks 611 and a transmission member 612. The transmission member 612 drives the four clamping blocks 611 to move synchronously, so that the multiple clamping blocks 611 move inward synchronously to clamp and fix the workpiece. The rotating assembly 62 is located on the two opposite clamping blocks 611, and the rotating assembly 62 includes two clamping plates 621. After the clamping assembly 61 releases the workpiece, the two clamping plates 621 are still in contact with both sides of the workpiece and drive the workpiece to flip; The moving assembly 63 drives the workpiece to move toward the punching group 2; A storage part 0 is installed at the bottom of the punching machine frame 1.

[0020] Specifically, the first workpiece is placed on one of the fixing devices 6, the workpiece is clamped by the clamping assembly 61, and then the rectangular machine frame 7 is driven to rotate by the driving source 8, thereby driving the first clamping assembly 61 to rotate upward, and the first workpiece is located on one side of the primary stamping device 4, and one side of the workpiece is processed by the primary stamping device 4, and at the same time, the adjacent second clamping assembly 61 in the opposite direction of rotation to the first clamping assembly 61 is rotated upward and located at the position of the first clamping assembly 61, and the second workpiece is placed on the second clamping assembly 61. After the first workpiece is processed, the rectangular machine frame 7 is driven to rotate by the driving source 8, so that the first clamping assembly 61 is rotated downward, and the first workpiece is located on the secondary stamping device 5. side, and at the same time, the clamping assembly 61 releases the workpiece, so that the clamping block 611 is no longer in contact with the workpiece, and the clamping plate 621 is still in contact with both sides of the workpiece, and the workpiece is flipped over by the rotating assembly 62, so that the other side of the workpiece is located on one side of the secondary stamping device 5, and then the workpiece is fixed around by the clamping assembly 61, and the other side of the workpiece is processed by the secondary stamping device 5, and at the same time, the third workpiece is placed on the third clamping assembly 61, and the primary stamping device 4 processes the second workpiece, and then the rectangular machine frame 7 is driven to rotate by the driving source 8, so that the first clamping assembly 61 rotates downward, and at this time, the clamping assembly 61 and the rotating assembly 62 release the workpiece at the same time, and the workpiece is stored in the storage part 0, thereby forming a new processing cycle; The rectangular machine frame 7 is driven to rotate by the driving source 8, and the multiple fixing devices 6 are driven to rotate simultaneously, so that the fixing devices 6 with the workpieces are located on the primary stamping device 4, the secondary stamping device 5 and the side of the storage part 0 in sequence, and finally reset. In the process of the driving source 8 driving the fixing device 6 to move from the primary stamping device 4 to the secondary stamping device 5, the setting of the rotating component 62 drives the workpiece to flip, so that both sides of the workpiece are processed, which solves the problem that the volume of the bracket base is too small and it is difficult to quickly flip the base and process the other side after processing one side. Example

[0021] The difference from the above embodiment 1 is that, see Figure 1-Figure 4 For the above-mentioned punching machine frame 1, the driving source 8 includes a servo motor 81, and connecting blocks 10 are fixedly installed at both ends of the rectangular machine frame 7. The connecting blocks 10 extend outside the punching machine frame 1 and are rotatably connected to the punching machine frame 1. A fixing seat 11 is fixedly installed on one side of the punching machine frame 1. The servo motor 81 is fixedly installed on the fixing seat 11 and the output end is fixedly connected to the connecting block 10. A feed port 12 is opened on one side of the punching machine frame 1, and the secondary punching device 5 is arranged on the side of the punching machine frame 1 away from the feed port 12; Specifically, the servo motor 81 drives the rectangular machine frame 7 to rotate in the stamping machine frame 1, and each rotation amplitude is ninety degrees. That is, after the workpiece is installed on the clamping assembly 61 through the feed port 12, the servo motor 81 drives the clamping assembly 61 with the workpiece to rotate ninety degrees, so that the clamping assembly 61 is located on the first-level stamping equipment 4, the second-level stamping equipment 5, and the storage part 0 side in turn, and finally resets to the feed port 12 side. Example

[0022] The difference from the above-mentioned embodiment 2 is that, see Figure 7-Figure 9 For the above-mentioned fixing device 6, the moving component 63 includes a right-angle seat 631, which is fixedly mounted on the side of the rectangular machine frame 7. A sliding groove 632 is provided on one side of the right-angle seat 631, and a bearing plate 633 is slidably connected in the sliding groove 632. The clamping component 61 is fixedly mounted on the bearing plate 633. A first screw rod 634 is rotatably connected in the sliding groove 632 through a bearing. The first screw rod 634 is threadedly connected to the bearing plate 633. A second motor 635 is fixedly mounted on the right-angle seat 631. Gears 636 are rotatably connected on both sides of the right-angle seat 631 through bearings. A toothed belt 637 is sleeved on the outer periphery of the gear 636. The toothed belt 637 is meshed with the gear 636. One of the gears 636 is fixedly connected to one end of the first screw rod 634, and the other gear 636 is fixedly connected to the output end of the second motor 635. The clamping assembly 61 further includes a chuck 613, on which a slide groove 614 is formed around the chuck 613, in which a clamping block 611 is slidably disposed, and in which a second screw 615 is rotatably connected via a bearing, and the bottom of the clamping block 611 is threadedly connected to the second screw 615; The transmission member 612 includes a transmission belt 6121, an annular plate 6122 is rotatably connected to the outer periphery of the chuck 613 through a bearing, an annular toothed plate 6123 is fixedly connected to the top of the annular plate 6122, a bevel gear 6124 is fixedly connected to one end of the second screw 615, the bevel gear 6124 is meshed with the annular toothed plate 6123, an angled seat is fixedly connected to the bearing plate 633, a pulley 6125 is rotatably connected between the angled seat and the bearing plate 633 through a bearing, the transmission belt 6121 is sleeved on the pulley 6125 and the outer periphery of the annular plate 6122, a third motor 6126 is fixedly connected to the top of the angled seat, and the output end of the third motor 6126 is fixedly connected to the top of the pulley 6125; The rotating assembly 62 also includes a fourth motor 622. An inner groove is provided in the clamping block 611. A fixing rod 623 is fixedly connected to one side of the clamping plate 621. A circular plate 624 is fixedly connected to one end of the fixing rod 623. The circular plate 624 is slidably arranged in the inner groove. A spring 625 is fixedly connected to the side of the circular plate 624 away from the fixing rod 623. A telescopic rod 626 is fixedly connected to the end of the circular plate 624 away from the fixing rod 623. The spring 625 is sleeved on the outer periphery of the telescopic rod 626. The fourth motor 622 is fixedly mounted on the clamping block 611. The output end of the fourth motor 622 is fixedly connected to one end of the telescopic rod 626. A limiting groove 627 is provided on the side of the clamping block 611 close to the clamping plate 621. The clamping plate 621 matches the limiting groove 627. Specifically, the workpiece is placed on one side of the clamping assembly 61 through the feed port 12 and is located between the multiple blocks 611. At this time, the pulley 6125 is driven to rotate by the third motor 6126. The transmission belt 6121 is arranged on the outer periphery of the pulley 6125 and the annular plate 6122 to drive the annular plate 6122 to rotate. The meshing connection between the annular toothed plate 6123 at the top of the annular plate 6122 and the bevel gear 6124 drives the bevel gear 6124 to rotate, thereby driving the second screw 615 to rotate. The threaded connection between the second screw rod 615 and the clamping block 611, and the sliding connection between the clamping block 611 and the slide groove 614 drive the multiple clamping blocks 611 to move synchronously, so as to fix the workpiece between the multiple clamping blocks 611. During the movement of the clamping blocks 611, the clamping plates 621 on one side of the two opposite clamping blocks 611 first contact the workpiece and fix the workpiece between the two clamping plates 621. While the clamping plates 621 fix the workpiece, the telescopic rod 626 contracts and puts the spring 625 in a squeezed state. When the workpiece is located on one side of the primary stamping device 4 through the rotation of the servo motor 81, the second motor 635 drives one of the gears 636 to rotate, and drives the other gear 636 to rotate through the meshing connection between the toothed belt 637 and the two gears 636, thereby driving the first screw 634 to rotate, and the threaded connection between the first screw 634 and the supporting plate 633 drives the supporting plate 633 to move upward, so that the workpiece is close to the primary stamping device 4, and one side of the workpiece is processed by the primary stamping device 4; After one side of the workpiece is processed, the moving component 63 drives the supporting plate 633 to reset, and then the servo motor 81 drives the clamping component 61 to rotate, and the workpiece is located on one side of the secondary stamping equipment 5, and then the four clamping blocks 611 are driven to move outward at the same time through the transmission member 612, so that the four clamping blocks 611 are no longer in contact with the workpiece, and at this time, the two clamping plates 621 are still clamped on both sides of the workpiece by the elastic force generated by the spring 625, and the telescopic rod 626 and the fixed rod 623 fixedly connected to the telescopic rod 626 are driven to rotate by the fourth motor 622, thereby driving the clamping plate and the workpiece to rotate, so that the other side of the workpiece is located on one side of the secondary stamping equipment 5, and then the workpiece is driven to move toward the secondary stamping equipment 5 by the moving component 63, and the other side of the workpiece is processed by the secondary stamping equipment 5. Example

[0023] The difference from the above-mentioned embodiment 3 is that, see Figure 5-Figure 6 For the above-mentioned delivery group 3, an expansion component 9 is provided in the rectangular machine frame 7, and the expansion component 9 includes a plurality of ejector pins 91 and a driving member 92. A circular groove is provided around the rectangular machine frame 7, and the ejector pins 91 are slidably provided in the circular groove and extend to the outside of the rectangular machine frame 7. A circular hole is provided on the carrier plate 633, and a sliding hole is provided at the axis of the chuck 613. The ejector pins 91 are slidably connected to the carrier plate 633 and the chuck 613 through the circular hole and the sliding hole, respectively, and the driving member 92 drives the ejector pins 91 to move outward and fit one side of the workpiece; The driving member 92 includes a third screw rod 921, a cross plate 922 is fixedly connected in the rectangular machine frame 7, a fifth motor 923 is fixedly connected to one side of the cross plate 922, two ends of the third screw rod 921 are rotatably arranged on the cross plate 922 and the rectangular machine frame 7 through bearings, an output end of the fifth motor 923 is fixedly connected to one end of the third screw rod 921, a plurality of cross grooves 924 are provided on one side of the cross plate 922, a moving plate 925 is slidably connected in the cross groove 924, a top rod 91 is fixedly connected to the top of the moving plate 925, a threaded sleeve 926 is threadedly connected to the third screw rod 921, a hinged rod 927 is arranged between the threaded sleeve 926 and the moving plate 925, and two ends of the hinged rod 927 are movably hinged to the threaded sleeve 926 and the moving plate 925 respectively; Specifically, when the primary stamping equipment 4 and the secondary stamping equipment 5 process the workpiece, the fifth motor 923 drives the third screw 921 to rotate, and through the threaded connection between the third screw 921 and the threaded sleeve 926, drives the threaded sleeve 926 to move toward the cross plate 922, and through the hinged connection between the two ends of the hinged rod 927 and the movable plate 925 and the threaded sleeve 926, and the sliding connection between the movable plate 925 and the cross groove 924, drives multiple movable plates 925 to move outward, thereby driving the push rod 91 to move outward, and then the push rod 91 passes through the circular hole on the supporting plate 633, and is located in the sliding hole at the axis of the chuck 613, and is located on the side of the workpiece, providing support force for the side of the workpiece, to prevent the clamping force of the clamping assembly 61 from being insufficient, resulting in incomplete surface processing of the workpiece. Example

[0024] The difference from the above-mentioned fourth embodiment is that, see Figure 4 For the above-mentioned storage part 0, the storage part 0 includes a storage bin 01, a discharge port 02 is provided at the bottom of the punching machine frame 1, and the storage bin 01 is fixedly mounted at the bottom of the punching machine frame 1 by screws and communicated with the discharge port 02; Specifically, after the secondary stamping equipment 5 completes processing of the workpiece, the servo motor 81 drives the clamping assembly 61 to be located at the bottom of the stamping machine frame 1 and at the top of the storage bin 01. At this time, the transmission member 612 runs, driving the four clamping blocks 611 to move synchronously in opposite directions, and making the clamping plate no longer contact with the workpiece, so that the workpiece falls downward by gravity and is stored in the storage bin 01. Example

[0025] See also Figure 1-Figure 9 This embodiment discloses a processing method for forming a bracket of a dental orthodontic appliance, and the specific steps are as follows: The first workpiece is placed on one of the fixing devices 6, and the workpiece is clamped by the clamping assembly 61. Then, the rectangular machine frame 7 is driven to rotate by the driving source 8, thereby driving the first clamping assembly 61 to rotate upward, and the first workpiece is located on one side of the primary stamping device 4. The primary stamping device 4 processes one side of the workpiece, and at the same time, the adjacent second clamping assembly 61 in the opposite direction of rotation to the first clamping assembly 61 rotates upward and is located at the position of the first clamping assembly 61, and the second workpiece is placed on the second clamping assembly 61. After the first workpiece is processed, the rectangular machine frame 7 is driven to rotate by the driving source 8, so that the first clamping assembly 61 rotates downward, and the first workpiece is located on one side of the secondary stamping device 5. At the same time, the clamping assembly 61 releases the workpiece, so that the clamping block 611 is no longer in contact with the workpiece, and the clamping plate 621 is still in contact with both sides of the workpiece, and the workpiece is flipped over by the rotating assembly 62, so that the other side of the workpiece is located on the side of the secondary stamping equipment 5, and then the workpiece is fixed on all sides by the clamping assembly 61, and the other side of the workpiece is processed by the secondary stamping equipment 5. At the same time, the third workpiece is placed on the third clamping assembly 61, and the primary stamping equipment 4 processes the second workpiece, and then the rectangular machine frame 7 is driven to rotate by the driving source 8, so that the first clamping assembly 61 rotates downward. At this time, the clamping assembly 61 and the rotating assembly 62 release the workpiece at the same time, and the workpiece is stored in the storage part 0, thereby forming a new processing cycle.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stamping device, comprising a stamping machine frame, characterized in that: The punching machine frame is provided with a punching group and a feeding group, the punching group includes a primary punching device and a secondary punching device, the feeding group includes a plurality of fixing devices, a rectangular machine frame is rotatably connected to the punching machine frame through a bearing, a plurality of fixing devices are respectively installed around the rectangular machine frame, a driving source is installed on the punching machine frame, and the driving source drives the rectangular machine frame to rotate; The primary stamping equipment is fixedly mounted on the top of the stamping machine frame, and the secondary stamping equipment is fixedly mounted on one side of the stamping machine frame; The fixing device comprises a clamping assembly, a rotating assembly and a moving assembly; The clamping assembly includes four clamping blocks and a transmission member, and the transmission member drives the four clamping blocks to move synchronously, so that the multiple clamping blocks can clamp and fix the workpiece when they move inward synchronously; The rotating assembly is located on two opposite clamping blocks, and the rotating assembly includes two clamping plates. After the clamping assembly releases the workpiece, the two clamping plates still contact the two sides of the workpiece and drive the workpiece to flip; The moving assembly drives the workpiece to move toward the punching group; A storage component is installed at the bottom of the punching machine frame.

2. A stamping forming device according to claim 1, characterized in that: The driving source includes a servo motor, and connecting blocks are fixedly installed at both ends of the rectangular machine frame. The connecting blocks extend outside the punching machine frame and are rotatably connected to the punching machine frame. A fixing seat is fixedly installed on one side of the punching machine frame, and the servo motor is fixedly installed on the fixing seat and the output end is fixedly connected to the connecting block. A feed port is opened on one side of the punching machine frame, and the secondary stamping equipment is arranged on the side of the punching machine frame away from the feed port.

3. A stamping forming device according to claim 2, characterized in that: The moving component includes a right-angle seat, which is fixedly mounted on the side of a rectangular machine frame. A sliding groove is provided on one side of the right-angle seat, and a bearing plate is slidably connected in the sliding groove. The clamping component is fixedly mounted on the bearing plate. A first screw is rotatably connected in the sliding groove through a bearing, and the first screw is threadedly connected to the bearing plate. A second motor is fixedly mounted on the right-angle seat, and gears are rotatably connected on both sides of the right-angle seat through bearings. A toothed belt is provided on the outer periphery of the gear, and the toothed belt is meshed with the gear, one of the gears is fixedly connected to one end of the first screw, and the other gear is fixedly connected to the output end of the second motor.

4. A stamping forming device according to claim 3, characterized in that: The clamping assembly also includes a chuck, which is provided with sliding grooves around its periphery. The clamping block is slidably arranged in the sliding groove. A second screw is rotatably connected in the sliding groove via a bearing, and the bottom of the clamping block is threadedly connected to the second screw.

5. A stamping forming device according to claim 4, characterized in that: The transmission member includes a transmission belt, an annular plate is rotatably connected to the outer periphery of the chuck via a bearing, an annular toothed plate is fixedly connected to the top of the annular plate, a bevel gear is fixedly connected to one end of the second screw, the bevel gear is meshed with the annular toothed plate, an angled seat is fixedly connected to the bearing plate, a pulley is rotatably connected between the angled seat and the bearing plate via a bearing, the transmission belt is sleeved on the pulley and the outer periphery of the annular plate, a third motor is fixedly connected to the top of the angled seat, and an output end of the third motor is fixedly connected to the top of the pulley.

6. A stamping forming device according to claim 5, characterized in that: The rotating assembly also includes a fourth motor, an inner groove is provided in the clamping block, a fixing rod is fixedly connected to one side of the clamping plate, a circular plate is fixedly connected to one end of the fixing rod, the circular plate is slidably arranged in the inner groove, a spring is fixedly connected to the side of the circular plate away from the fixing rod, a telescopic rod is fixedly connected to the end of the circular plate away from the fixing rod, the spring is sleeved on the outer circumference of the telescopic rod, the fourth motor is fixedly mounted on the clamping block, the output end of the fourth motor is fixedly connected to one end of the telescopic rod, a limiting groove is provided on the side of the clamping block close to the clamping plate, and the clamping plate is matched with the limiting groove.

7. A stamping forming device according to claim 6, characterized in that: An extension component is provided in the rectangular machine frame, and the extension component includes a plurality of ejector rods and a driving member. Circular grooves are provided around the rectangular machine frame, and the ejector rods are slidably provided in the circular grooves and extend outside the rectangular machine frame. A circular hole is provided on the bearing plate, and a sliding hole is provided at the axis of the chuck. The ejector rods are slidably connected to the bearing plate and the chuck respectively through the circular hole and the sliding hole, and the driving member drives the ejector rods to move outward and fit against one side of the workpiece.

8. A stamping forming device according to claim 7, characterized in that: The driving member includes a third screw, a cross plate is fixedly connected in the rectangular machine frame, a fifth motor is fixedly connected to one side of the cross plate, two ends of the third screw are rotatably arranged on the cross plate and the rectangular machine frame through bearings, an output end of the fifth motor is fixedly connected to one end of the third screw, a plurality of cross grooves are provided on one side of the cross plate, a movable plate is slidably connected in the cross groove, the top rod is fixedly connected to the top of the movable plate, a threaded sleeve is threadedly connected to the third screw, a hinged rod is arranged between the threaded sleeve and the movable plate, and two ends of the hinged rod are movably hinged to the threaded sleeve and the movable plate respectively.

9. A stamping forming device according to claim 8, characterized in that: The storage component includes a storage bin, a discharge port is provided at the bottom of the punching machine frame, and the storage bin is fixedly mounted at the bottom of the punching machine frame by screws and is communicated with the discharge port.

10. A processing method for forming a bracket of a dental orthodontic appliance, characterized in that: Using a stamping forming device as described in any one of claims 1 to 9, the specific steps are: The first workpiece is placed on one of the fixed devices, the workpiece is clamped by the clamping assembly, and then the rectangular machine frame is driven to rotate by the driving source, thereby driving the first clamping assembly to rotate upward, and the first workpiece is located on one side of the primary stamping equipment, and one side of the workpiece is processed by the primary stamping equipment, and at the same time, the adjacent second clamping assembly in the opposite direction of rotation to the first clamping assembly rotates upward and is located at the position of the first clamping assembly, and the second workpiece is placed on the second clamping assembly. After the first workpiece is processed, the rectangular machine frame is driven to rotate by the driving source, so that the first clamping assembly rotates downward, and the first workpiece is located on one side of the secondary stamping equipment. side, and at the same time, the clamping assembly releases the workpiece, so that the clamping block is no longer in contact with the workpiece, and the clamping plate is still in contact with both sides of the workpiece, and the workpiece is flipped over by the rotating assembly, so that the other side of the workpiece is located on one side of the secondary stamping equipment, and then the workpiece is fixed on all sides by the clamping assembly, and the other side of the workpiece is processed by the secondary stamping equipment. At the same time, the third workpiece is placed on the third clamping assembly, and the primary stamping equipment processes the second workpiece, and then the rectangular machine frame is driven to rotate by the driving source, so that the first clamping assembly rotates downward. At this time, the clamping assembly and the rotating assembly simultaneously release the workpiece, and the workpiece is stored in the storage part, thereby forming a new processing cycle.

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