High-precision screw heading machine

Abstract

The utility model discloses a high-precision screw heading machine, which relates to the technical field of screw processing and comprises a rack, an opening is formed in the top surface of the rack in a penetrating manner, a material hole is formed in one end of the side surface of the rack in a penetrating manner, a material pushing assembly is arranged at one end of the side surface of the inner wall of the rack, and a heading assembly is arranged on the side surface of the inner wall of the rack. And discharging assemblies are arranged on the front face and the back face of the inner wall of the rack. A straightened metal wire can be input into the material hole through the feeding device, after the metal wire is input to a proper length, the second air cylinder drives the connector to move so that the first module can move towards the second module, the cutting knife can cut the metal wire penetrating out of the material hole in the moving process, and the metal wire is clamped in the die groove of the first module. After the first module moves to the second module, the first air cylinder drives the movable block to move towards the first module and the second module, meanwhile, the first guide column can be used for guiding, and the punch can punch the head of the metal wire exposed out of the first module and the second module.

Description

Technical Field

[0001] The utility model relates to the technical field of screw processing, in particular to a high-precision screw heading machine. Background Art

[0002] The main function of screws is to connect two workpieces together and play a role in tightening. Screws are indispensable industrial necessities in daily life: such as very small screws used in cameras, glasses, clocks, electronics, etc.; general screws used in televisions, electrical products, musical instruments, furniture, etc.; as for engineering, construction, bridges, large screws and nuts are used; transportation equipment, airplanes, trams, cars, etc. use both large and small screws. Screws have important tasks in industry, and as long as there is industry on the earth, the function of screws will always be important.

[0003] According to the search, Chinese patent document, announcement number: CN214236147U, discloses a high-precision screw heading machine, which can perform high-precision heading operations on screws, improve the processing quality of screws, and improve the efficiency of screw heading. However, since the raw material for screw heading is usually straightened metal wire, the device needs to pre-treat the wire and put it into the first groove one by one before heading, and after the heading is completed, it needs to be taken out one by one manually, so it needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to make up for the deficiencies of the prior art and to provide a high-precision screw heading machine.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-precision screw heading machine, comprising a frame, the top surface of the frame is penetrated with an opening, one end of the side surface of the frame is penetrated with a material hole, one end of the inner wall side surface of the frame is provided with a pushing assembly, the inner wall side surface of the frame is provided with a heading assembly, the other end of the side surface of the frame is provided with a limiting assembly, and the front and back sides of the inner wall of the frame are provided with a discharging assembly;

[0006] The heading assembly includes a connecting frame, a cylinder, a movable block and a punch. The connecting frame is fixedly connected to one end of the inner wall side of the frame, the side of the connecting frame is fixedly connected to the cylinder, the cylinder is a single-axis cylinder, and the piston rod passes through the side of the connecting frame, one end of the piston rod of the cylinder is fixedly connected to the movable block, the side of the movable block is fixedly connected to the punch, and a forming groove is provided on the side of the punch.

[0007] As mentioned above, both ends of the side of the movable block are fixedly connected to the guide column 1, both ends of the side of the connecting frame are penetrated with positioning holes, and the guide column 1 is inserted into the positioning hole, and the arc surface of the guide column 1 fits with the inner wall of the positioning hole of the connecting frame.

[0008] As mentioned above, the pushing assembly includes cylinder 2, module 1 and a cutting knife. Cylinder 2 is fixedly connected to one end of the inner wall side of the frame through a bracket. Cylinder 2 is a double-axis cylinder. The back of the connecting head connected by the two piston rods of cylinder 2 is fixedly connected to module 1. The back of the module 1 is provided with a mold groove. The side of the module 1 is fixedly connected to the cutting knife, and the side of the cutting knife is in contact with the inner wall of the frame. A mounting hole is penetrated through the front of the connecting head of cylinder 2, and a blanking assembly is provided on the inner wall of the mounting hole. The middle end of the top surface and the middle end of the bottom surface of the module 1 are fixedly connected to the block, and holes are penetrated through the back of the block.

[0009] As mentioned above, the limit assembly includes module two and guide column two, module two is fixedly connected to one end of the side of the frame, a mold groove is opened on the front of module two, a slot is opened on the front of module two near the end of the frame, the middle end of the top surface and the middle end of the bottom surface of module two are fixedly connected to the protrusion, and the front of the protrusion is fixedly connected to the guide column two.

[0010] As mentioned above, the second guide post is respectively inserted into the holes of the two blocks of the first module.

[0011] As mentioned above, the blanking assembly includes a cylinder, a limit block, a spring, a push rod and a push head. The cylinder is fixedly connected to the inner wall of the mounting hole of cylinder two. Both ends of the cylinder are penetrated with openings, and are both smaller than the inner cavity of the cylinder. The limit block is movably connected in the inner cavity of the cylinder. The back side of the limit block is fixedly connected to the spring, and the other end of the spring is fixedly connected to the inner wall of the cylinder. The back side of the limit block is penetrated with a hole, and the front side of the module one is penetrated with a push groove, and the push head is fitly inserted into the push groove. One end of the push head is fixedly connected to the push rod, and one end of the push rod passes through the two openings of the cylinder and is fixedly connected to the inner wall of the hole of the limit block.

[0012] As mentioned above, the discharging assembly includes a blanking plate, a slide groove and a material receiving box. The blanking plate is fixedly connected to the inner wall of the frame. The blanking plate is a kind of inclined plate. The side of the blanking plate is fixedly connected to the slide groove. The front of the frame is penetrated by an opening, and the opening is connected with the slide groove. The material receiving box is inserted from the opening of the frame and placed on the inner wall of the slide groove.

[0013] Compared with the prior art, this high-precision screw heading machine has the following beneficial effects:

[0014] 1. The utility model provides a material hole, a connecting frame, a cylinder 1, a movable block, a guide column 1, a punch, a cylinder 2, a module 1, a module 2, a guide column 2, a cutting knife, a cylinder body, a push rod, a push head, a spring and a limit block, so that the straightened metal wire can be input into the material hole through the feeding device. When the input is to a suitable length, the feeding device stops, and the cylinder 2 drives the connecting head to move so that the module 1 moves toward the module 2 along the guide column 2. During the movement, the cutting knife cuts the metal wire passing through the material hole and makes it stuck in the die groove of the module 1. When the module 1 moves to the module 2, the cutting knife is inserted into the slot of the module 2, and the module 1 and the module 2 are molded into a complete The complete module, at this time, the movable block is driven by cylinder one to move toward module one and module two, and at the same time, it can be guided by guide column one, so that the punch can head the metal wire that leaks out of module one and module two. After the heading is completed, cylinder two drives the connecting head to be retracted, and after it is fully retracted, the push rod will be squeezed by cylinder two, so that the push head can be extended from the push groove of module one, and the formed part with the heading is pushed out of module one for unloading, and when the connecting head driven by cylinder two is extended again, the limit block can be driven by the spring to move in the cylinder to reset the push head, so that the straightened metal wire that has not been pre-treated can be directly input for heading, and automatic unloading is carried out after the heading is completed.

[0015] 2. The utility model provides a discharge plate, a chute and a receiving box, so that the formed parts discharged from the module can fall onto the discharge plate and roll to the receiving box under gravity for unified collection. When all the heading is completed, the receiving box can be pulled out of the chute for unified discharge.

[0016] Other advantages, objectives and features of the present invention will be described in the following description to some extent, and will be apparent to those skilled in the art based on the following examination and study, or may be taught from the practice of the present invention to some extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the structure of the utility model viewed from above;

[0019] Figure 3 For the utility model Figure 2 A is a schematic diagram of the partially enlarged structure of the middle part;

[0020] Figure 4 For the utility model Figure 2 A schematic diagram of the partially enlarged structure of B in the middle;

[0021] Figure 5 It is a schematic diagram of the cross-sectional structure of the cylinder of the utility model.

[0022] In the figure: 1. frame; 2. material hole; 3. cylinder 1; 4. guide column 1; 5. module 1; 6. cutting knife; 7. module 2; 8. connecting frame; 9. cylinder 2; 10. guide column 2; 11. movable block; 12. punch; 13. push rod; 14. push head; 15. cylinder; 16. limit block; 17. spring; 18. unloading plate; 19. slide; 20. material collecting box. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] like Figure 1-5 As shown, the utility model provides a technical solution: a high-precision screw heading machine, comprising a frame 1, an opening is formed through the top surface of the frame 1, a material hole 2 is formed through one end of the side surface of the frame 1, a pushing assembly is arranged at one end of the inner wall side surface of the frame 1, a heading assembly is arranged at the inner wall side surface of the frame 1, a limiting assembly is arranged at the other end of the side surface of the frame 1, and a discharging assembly is arranged at the front and back of the inner wall of the frame 1;

[0025] The heading assembly includes a connecting frame 8, a cylinder 3, a movable block 11 and a punch 12. The connecting frame 8 is fixedly connected to one end of the inner wall side of the frame 1, and the side of the connecting frame 8 is fixedly connected to the cylinder 3. The cylinder 3 is a single-axis cylinder, and the piston rod passes through the side of the connecting frame 8. One end of the piston rod of the cylinder 3 is fixedly connected to the movable block 11. The side of the movable block 11 is fixedly connected to the punch 12, and a forming groove is provided on the side of the punch 12.

[0026] According to the overall structure of the device, the straightened metal wire is fed into the material hole 2 through the feeding device. When the feeding reaches a suitable length, the feeding device stops, and the cylinder 29 drives the connector to move so that the module 15 moves toward the module 27 along the guide column 210. During the movement, the cutting knife 6 cuts the metal wire passing through the material hole 2 and makes it stuck in the die groove of the module 15. When the module 15 moves to the module 27, the cutting knife 6 is inserted into the slot of the module 27, and the module 15 and the module 27 are molded into a complete module. At this time, the movable block 11 is driven by the cylinder 13 to move toward the module 15 and the module 27, and is guided by the guide column 14, so that the punch 1 2 The metal wires leaking out of module 1 5 and module 2 7 are headed. After the heading is completed, cylinder 2 9 drives the connecting head to be retracted. After it is fully retracted, the push rod 13 will be squeezed by cylinder 2 9, so that the push head 14 extends out of the push groove of module 1 5, and the formed piece with the heading is pushed out of module 1 5 for unloading. When the cylinder 2 9 drives the connecting head to be extended again, the spring 17 drives the limit block 16 to move in the cylinder 15 to reset the push head 14. The formed pieces unloaded from module 1 5 will fall onto the unloading plate 18 and roll to the receiving box 20 under gravity for unified collection. When the heading is completed, the receiving box 20 is drawn out of the slide 19 for unified unloading.

[0027] like Figure 2 As shown, both ends of the side of the movable block 11 are fixedly connected to the guide column 4, and both ends of the side of the connecting frame 8 are penetrated with positioning holes, and the guide column 4 is inserted into the positioning hole, and the arc surface of the guide column 4 fits with the inner wall of the positioning hole of the connecting frame 8.

[0028] By providing the guide column 14, the punch 12 can improve the heading accuracy.

[0029] like Figure 2-3 As shown, the pusher assembly includes a cylinder 29, a module 15 and a cutting knife 6. The cylinder 29 is fixedly connected to one end of the inner wall side of the frame 1 through a bracket. The cylinder 29 is a double-axis cylinder. The back of the connecting head connected by the two piston rods of the cylinder 29 is fixedly connected to the module 15. The back of the module 15 is provided with a mold groove. The side of the module 15 is fixedly connected to the cutting knife 6, and the side of the cutting knife 6 is in contact with the inner wall of the frame 1. The front of the connecting head of the cylinder 29 is provided with a mounting hole, and the inner wall of the mounting hole is provided with a blanking assembly. The mold The middle end of the top surface and the middle end of the bottom surface of block 1 5 are fixedly connected to the block, and holes are opened through the back of the block. The limiting component includes module 2 7 and guide column 2 10. Module 2 7 is fixedly connected to one end of the side of the frame 1. The front of module 2 7 is provided with a mold groove, and the front of module 2 7 is provided with a slot near the end of the frame 1. The middle end of the top surface and the middle end of the bottom surface of module 2 7 are fixedly connected to the protrusion, and the front of the protrusion is fixedly connected to the guide column 2 10. The guide column 2 10 is respectively inserted into the holes of the two blocks of module 1 5.

[0030] By setting the cylinder 2 9, module 1 5, cutting knife 6, module 2 7 and guide column 2 10, the straightened metal wire is input to the material hole 2 through the feeding device. When it is input to a suitable length, the feeding device stops, and the cylinder 2 9 drives the connecting head to move so that the module 1 5 moves toward the module 2 7 along the guide column 2 10. During the movement, the cutting knife 6 will cut the metal wire passing through the material hole 2 and make it stuck in the mold groove of the module 1 5. When the module 1 5 moves to the module 2 7, the cutting knife 6 is inserted into the slot of the module 2 7, and the module 1 5 and the module 2 7 are molded into a complete module.

[0031] like Figure 4-5 As shown, the blanking assembly includes a cylinder 15, a limit block 16, a spring 17, a push rod 13 and a push head 14. The cylinder 15 is fixedly connected to the inner wall of the mounting hole of the cylinder 2 9. Both ends of the cylinder 15 are penetrated with openings, and both are smaller than the inner cavity of the cylinder 15. The limit block 16 is movably connected in the inner cavity of the cylinder 15. The back of the limit block 16 is fixedly connected to the spring 17, and the other end of the spring 17 is fixedly connected to the inner wall of the cylinder 15. The back of the limit block 16 is penetrated with a hole, and the front of the module 1 5 is penetrated with a push groove, and the push head 14 is fitly inserted into the push groove. One end of the push head 14 is fixedly connected to the push rod 13, and one end of the push rod 13 passes through the two openings of the cylinder 15 and is fixedly connected to the inner wall of the hole of the limit block 16.

[0032] By means of the provided cylinder 15, limit block 16, spring 17, push rod 13 and push head 14, after the heading is completed, the cylinder 2 9 drives the connecting head to be retracted, and after it is fully retracted, the push rod 13 will be squeezed by the cylinder 2 9, so that the push head 14 is extended from the push groove of the module 1 5, and the formed part after the heading is pushed out of the module 1 5 for unloading, and when the cylinder 2 9 drives the connecting head to be extended again, the spring 17 drives the limit block 16 to move in the cylinder 15 to reset the push head 14.

[0033] like Figure 1-2 As shown, the discharging assembly includes a discharge plate 18, a slide 19 and a receiving box 20. The discharge plate 18 is fixedly connected to the inner wall of the frame 1. The discharge plate 18 is an inclined plate. The side of the discharge plate 18 is fixedly connected to the slide 19. An opening is provided through the front of the frame 1, and the opening is connected to the slide 19. The receiving box 20 is inserted from the opening of the frame 1 and placed on the inner wall of the slide 19.

[0034] By setting the unloading plate 18, the chute 19 and the receiving box 20, the formed parts unloaded from the module 15 will fall onto the unloading plate 18 and roll to the receiving box 20 under the force of gravity for unified collection. When all the heading is completed, the receiving box 20 will be pulled out from the chute 19 for unified unloading.

[0035] Working principle: The straightened metal wire is fed into the material hole 2 through the feeding device. When the feeding reaches the appropriate length, the feeding device stops, and the cylinder 29 drives the connector to move so that the module 15 moves toward the module 27 along the guide column 210. During the movement, the cutting knife 6 cuts the metal wire passing through the material hole 2 and makes it stuck in the die groove of the module 15. When the module 15 moves to the module 27, the cutting knife 6 is inserted into the slot of the module 27, and the module 15 and the module 27 are molded into a complete module. At this time, the movable block 11 is driven by the cylinder 13 to move toward the module 15 and the module 27, and is guided by the guide column 14 so that the punch 12 is aligned with the leakage. The metal wires coming out of module 1 5 and module 2 7 are headed. After the heading is completed, cylinder 2 9 drives the connecting head to be retracted. After it is fully retracted, the push rod 13 will be squeezed by cylinder 2 9, so that the push head 14 extends out of the push groove of module 1 5, and the formed part with the heading is pushed out of module 1 5 for unloading. When cylinder 2 9 drives the connecting head to be extended again, the spring 17 drives the limit block 16 to move in the cylinder 15 to reset the push head 14. The formed parts unloaded from module 1 5 will fall onto the unloading plate 18 and roll to the receiving box 20 under gravity for unified collection. When the heading is completed, the receiving box 20 will be drawn out of the slide 19 for unified unloading.

[0036] It should be noted that, in this article, the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model; the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "fixed", "installed", "connected", and "connected" should be understood in a broad sense. For example, "installed" can be a fixed connection, a detachable connection, or an integral connection; "connected" can be a mechanical connection or an electrical connection; "connected" can be a direct connection, an indirect connection through an intermediate medium, or a connection between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0037] 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 high-precision screw heading machine, comprising a frame (1), characterized in that: An opening is provided on the top surface of the frame (1), a material hole (2) is provided on one end of the side surface of the frame (1), a material pushing assembly is provided on one end of the inner wall side surface of the frame (1), a heading assembly is provided on the inner wall side surface of the frame (1), a limit position assembly is provided on the other end of the side surface of the frame (1), and a material discharging assembly is provided on the front and back of the inner wall of the frame (1); The heading assembly comprises a connecting frame (8), a cylinder (3), a movable block (11) and a punch (12); the connecting frame (8) is fixedly connected to one end of the inner wall side of the frame (1); the side of the connecting frame (8) is fixedly connected to the cylinder (3); the cylinder (3) is a single-axis cylinder, and the piston rod passes through the side of the connecting frame (8); one end of the piston rod of the cylinder (3) is fixedly connected to the movable block (11); the side of the movable block (11) is fixedly connected to the punch (12); and a forming groove is provided on the side of the punch (12).

2. A high-precision screw heading machine according to claim 1, characterized in that: Both ends of the side surface of the movable block (11) are fixedly connected to the guide column one (4), and both ends of the side surface of the connecting frame (8) are penetrated with positioning holes, and the guide column one (4) is inserted into the positioning hole, and the arc surface of the guide column one (4) is in contact with the inner wall of the positioning hole of the connecting frame (8).

3. A high-precision screw heading machine according to claim 1, characterized in that: The pusher assembly comprises a second cylinder (9), a module (5) and a cutting knife (6); the second cylinder (9) is fixedly connected to one end of the inner wall side of the frame (1) through a bracket; the second cylinder (9) is a double-axis cylinder; the back of the connecting head connected to the two piston rods of the second cylinder (9) is fixedly connected to the module (5); the back of the module (5) is provided with a die groove; the side of the module (5) is fixedly connected to the cutting knife (6), and the side of the cutting knife (6) is in contact with the inner wall of the frame (1); the front of the connecting head of the second cylinder (9) is provided with a mounting hole, and the inner wall of the mounting hole is provided with a feeder assembly; the middle end of the top surface and the middle end of the bottom surface of the module (5) are fixedly connected to a block, and holes are provided on the back of the block.

4. A high-precision screw heading machine according to claim 1, characterized in that: The limit assembly comprises a second module (7) and a second guide column (10); the second module (7) is fixedly connected to one end of the side of the frame (1); a mold groove is provided on the front of the second module (7); a slot is provided on the front of the second module (7) near the end of the frame (1); the middle end of the top surface and the middle end of the bottom surface of the second module (7) are fixedly connected to a protrusion, and the front of the protrusion is fixedly connected to the second guide column (10).

5. A high-precision screw heading machine according to claim 4, characterized in that: The guide pillars 2 (10) are respectively inserted into the holes of the two blocks of the module 1 (5).

6. A high-precision screw heading machine according to claim 3, characterized in that: The blanking assembly comprises a cylinder (15), a limit block (16), a spring (17), a push rod (13) and a push head (14); the cylinder (15) is fixedly connected to the inner wall of the mounting hole of the cylinder (9); both ends of the cylinder (15) are penetrated with openings, and both are smaller than the inner cavity of the cylinder (15); the limit block (16) is movably connected in the inner cavity of the cylinder (15); the back side of the limit block (16) is fixedly connected to the spring (17), and the other end of the spring (17) is fixedly connected to the inner wall of the cylinder (15); the back side of the limit block (16) is penetrated with a hole; the front side of the module (5) is penetrated with a push groove, and the push head (14) is inserted into the push groove; one end of the push head (14) is fixedly connected to the push rod (13); one end of the push rod (13) passes through the two openings of the cylinder (15) and is fixedly connected to the inner wall of the hole of the limit block (16).

7. A high-precision screw heading machine according to claim 1, characterized in that: The discharging assembly comprises a discharge plate (18), a slide groove (19) and a material receiving box (20); the discharge plate (18) is fixedly connected to the inner wall of the frame (1); the discharge plate (18) is a kind of inclined plate; the side of the discharge plate (18) is fixedly connected to the slide groove (19); an opening is provided through the front of the frame (1), and the opening is connected to the slide groove (19); the material receiving box (20) is inserted from the opening of the frame (1) and placed on the inner wall of the slide groove (19).

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