Feeding device for fastener machining

Abstract

The utility model relates to the technical field of feeding devices, in particular to a feeding device for fastener processing, which comprises an operation table, two bases mounted on the operation table, a mounting frame fixedly connected to the bases, a first screw rod in threaded connection with the top end of the mounting frame, and a mounting plate rotatably connected to the end of the first screw rod. The inner side of the mounting plate is rotatably connected with a second rotating shaft, the second rotating shaft is sleeved with a driven roller, the bottom end of the driven roller abuts against a steel belt, the bottom end of the steel belt abuts against a driving roller, the bottom end of the mounting frame is rotatably connected with a first rotating shaft, and the driving roller is fixed outside the first rotating shaft; by rotating the first lead screw, the first lead screw drives the mounting plate, the second rotating shaft and the driven roller on the second rotating shaft to move up and down, the distance between the two rollers is rapidly adjusted, the two rollers can adapt to steel belts with different thicknesses, the feeding device is more flexible and convenient to apply, and therefore the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to a feeding device, in particular to a feeding device used for fastener processing, belonging to the technical field of feeding devices. Background Art

[0002] Fasteners are a type of mechanical parts used for fastening connections and are extremely widely used. Fasteners are used in a wide range of industries. Various types of fasteners can be seen on various machines, equipment, structures, tools, etc. They are the most widely used mechanical basic parts. During the processing of metal washers, a feeding device is usually used to move the steel strip to the punch for stamping to make the corresponding metal washers. Generally, the feeding device is to set two rollers in the mounting frame, place the steel strip between the two rollers, and drive the steel strip forward through the rotation friction of the two rollers, so as to transfer it to the punch for stamping.

[0003] However, the positions of the two rollers of the traditional feeding device are fixed, that is, the height between the two rollers is fixed and cannot be adjusted up and down. When the thickness of the steel strip is too large, the steel strip cannot pass through the middle of the two rollers. When the thickness of the steel strip is too small, the steel strip cannot contact the upper roller. When stamping steel strips of different thicknesses, different feeding devices need to be replaced, which affects the operating efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide a feeding device for fastener processing in order to solve the above-mentioned problem. By rotating the first screw, the first screw drives the mounting plate and the second rotating shaft and the driven roller on the second rotating shaft to move up and down, and the distance between the two rollers is quickly adjusted so that the two rollers can adapt to steel strips of different thicknesses, making the application of the feeding device more flexible and convenient, thereby improving work efficiency.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a feeding device for fastener processing, comprising an operating table, on which two bases are installed, the bases are fixedly connected to a mounting frame, a height adjustment structure is installed on the mounting frame, the height adjustment structure comprises a first screw rod, the top end of the mounting frame is threadedly connected to the first screw rod, the end of the first screw rod is rotatably connected to a mounting plate, a driving structure is installed on the mounting plate, the driving structure comprises a second rotating shaft, the inner side of the mounting plate is rotatably connected to the second rotating shaft, a driven roller is sleeved on the second rotating shaft, the bottom end of the driven roller is in contact with a steel belt, the bottom end of the steel belt is in contact with a driving roller, the bottom end of the mounting frame is rotatably connected to the first rotating shaft, the driving roller is fixed to the outside of the first rotating shaft, and a moving structure is also provided at the bottom end of the mounting frame.

[0006] Preferably, the mounting frame is in an inverted "U"-shaped structure, the mounting plate is in an inverted "U"-shaped structure, and the mounting plate slides up and down on the inner side of the mounting frame.

[0007] Preferably, two first guide rods are fixedly connected to the top end of the mounting plate, and the two first guide rods are slidably connected to the top end of the mounting frame.

[0008] Preferably, a motor is installed on one side of the mounting frame, and an output shaft of the motor is fixedly connected to one end of the first rotating shaft.

[0009] Preferably, the movable structure includes a second screw rod, the bottom end of the mounting frame is rotatably connected to the second screw rod, the thread directions at both ends of the second screw rod are opposite, two sliders are threadedly connected to the second screw rod, the top ends of the two sliders are rotatably connected to two third rotating shafts, the third rotating shafts are fixedly connected to guide wheels, and the guide wheels are located on both sides of the steel belt.

[0010] Preferably, the movable structure further comprises a second guide rod, the second guide rod is fixedly connected to two sides of the mounting frame, and the two sliding blocks are slidably connected to the second guide rod.

[0011] Preferably, a first handle is fixedly connected to the top end of the first screw rod, and a second handle is fixedly connected to the end of the second screw rod.

[0012] Preferably, the movable structure and the driving roller are in parallel relationship with each other, and the entirety of the sliding block extends toward the outside of the mounting frame.

[0013] Preferably, the diameter of the guide wheel is greater than the width of the slider, and the bottom end of the guide wheel is at the same level as the top end of the punch or is lower than the height of the top end of the punch.

[0014] The beneficial effects of the utility model are as follows: the top end of the mounting frame is threadedly connected with a first screw rod, the end of the first screw rod is rotatably connected with a mounting plate, the inner side of the mounting plate is rotatably connected with a second rotating shaft, a driven roller is sleeved on the second rotating shaft, the bottom end of the driven roller abuts against a steel belt, the bottom end of the steel belt abuts against a driving roller, the bottom end of the mounting frame is rotatably connected with the first rotating shaft, and the driving roller is fixed to the outside of the first rotating shaft; according to the production requirements of different metal washers, when the thickness of the raw material steel belt changes, the first screw rod is rotated by the first handle, The first screw drives the mounting plate to slide up and down, and the mounting plate drives the first rotating shaft and the driven roller mounted on the first rotating shaft to move up and down, thereby changing the height between the driven roller and the driving roller. The driven roller is adjusted to a suitable height according to the thickness of the steel strip, and the bottom end of the driven roller always contacts the top surface of the steel strip, so that the two rollers drive the steel strip forward to the punch through friction to complete the stamping work. The distance between the two rollers is quickly adjusted through the height adjustment structure, so that the two rollers can adapt to steel strips of different thicknesses, making the application of the feeding device more flexible and convenient, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 for Figure 1 An enlarged schematic diagram of part A is shown;

[0017] Figure 3 It is a schematic diagram of the connection structure between the first screw rod and the mounting frame of the utility model.

[0018] In the figure: 1. operating table; 2. base; 3. mounting frame; 4. driving structure; 401. driving roller; 402. driven roller; 403. motor; 404. first rotating shaft; 405. second rotating shaft; 5. mounting plate; 6. height adjustment structure; 601. first guide rod; 602. first screw rod; 603. first handle; 7. moving structure; 701. second screw rod; 702. second handle; 703. slider; 704. second guide rod; 8. steel belt; 9. punch; 10. guide wheel; 11. third rotating shaft. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-Figure 3As shown, a feeding device for fastener processing includes an operating table 1, on which two bases 2 are installed, on which a mounting frame 3 is fixedly connected, on which a height adjustment structure 6 is installed, the height adjustment structure 6 includes a first screw rod 602, the top end of the mounting frame 3 is threadedly connected to the first screw rod 602, the end of the first screw rod 602 is rotatably connected to a mounting plate 5, on which a driving structure 4 is installed, the driving structure 4 includes a second rotating shaft 405, and the inner side of the mounting plate 5 is rotatably connected to the second rotating shaft 406. 05, a driven roller 402 is sleeved on the second rotating shaft 405, the bottom end of the driven roller 402 is in contact with a steel belt 8, the bottom end of the steel belt 8 is in contact with a driving roller 401, the bottom end of the mounting frame 3 is rotatably connected to the first rotating shaft 404, the driving roller 401 is fixed to the outside of the first rotating shaft 404, the mounting frame 3 is in an inverted "U" shape, the mounting plate 5 is in an inverted "U" shape, the mounting plate 5 slides up and down on the inner side of the mounting frame 3, and the bottom end of the mounting frame 3 is also provided with a moving structure 7; when the thickness of the steel belt 8 is greater than the original height between the two rollers, the through The first screw rod 602 is rotated by the first handle 603, and the first screw rod 602 rises continuously and drives the mounting plate 5 and the first guide rod 601 to slide upward, and the mounting plate 5 drives the first rotating shaft 404 and the driving roller 401 to move upward, so that the height between the two rollers is changed, and then the steel belt 8 is placed between the two rollers, and the bottom end of the steel belt 8 contacts the driving roller 401, and then the driving roller 401 is finely adjusted downward to make the bottom end of the driving roller 401 contact the top end of the steel belt 8, and then the motor 403 is started, and the motor 403 drives the first rotating shaft 404 to rotate, and the first rotating shaft 404 drives the driving roller 401 to rotate. The movable roller 401 rotates, and the driving roller 401 continuously rubs against the steel belt 8 during the rotation. Since the driven roller 402 contacts with the steel belt 8, when the driving roller 401 rubs against the steel belt 8, the steel belt 8 drives the driven roller 402 to rotate. Under the continuous rotation of the driving roller 401 and the driven roller 402, the steel belt 8 keeps moving forward, thereby moving to the bottom end of the punch 9 for stamping. The distance between the two rollers can be quickly adjusted through the height adjustment structure 6, so that the two rollers can adapt to steel belts 8 of different thicknesses, making the application of the feeding device more flexible and convenient, thereby improving work efficiency.

[0021] As a technical optimization solution of the utility model, two first guide rods 601 are fixedly connected to the top of the mounting plate 5, and the two first guide rods 601 are slidably connected to the top of the mounting frame 3; when the first screw rod 602 rotates itself to rise, it drives the mounting plate 5 to slide upward, and at the same time, the first guide rod 601 slides on the mounting frame 3. The setting of the first guide rod 601 provides a guiding function for the mounting plate 5, so that the sliding of the mounting plate 5 is more flexible.

[0022] As a technical optimization solution of the utility model, a motor 403 is installed on one side of the mounting frame 3, and the output shaft of the motor 403 is fixedly connected to one end of the first rotating shaft 404; the motor 403 drives the first rotating shaft 404 to rotate, and the first rotating shaft 404 drives the driving roller 401 to rotate, thereby driving the driven roller 402 to rotate, so that the two rollers are in operation, driving the steel belt 8 to move forward to the punch 9 for stamping.

[0023] As a technical optimization solution of the utility model, the movable structure 7 includes a second screw rod 701, the bottom end of the mounting frame 3 is rotatably connected to the second screw rod 701, the thread directions of the two ends of the second screw rod 701 are opposite, the second screw rod 701 is threadedly connected to two sliders 703, the top ends of the two sliders 703 are rotatably connected to two third rotating shafts 11, the third rotating shafts 11 are fixedly connected to guide wheels 10, and the guide wheels 10 are located on both sides of the steel belt 8; the second screw rod 701 is rotated by the second handle 702, and the second screw rod 701 is rotated by the second handle 702. The threads at both ends of 701 are in opposite directions, and the second screw rod 701 threads drive the two sliders 703 to move in opposite directions, that is, both move toward the center of the second screw rod 701, and the two sliders 703 drive the third rotating shaft 11 and the guide wheel 10 at the top to move toward the position of the steel belt 8, so that the guide wheel 10 always contacts the steel belt 8, guiding the steel belt 8, and when the steel belt 8 contacts the guide wheel 10 during the process of moving forward, the guide wheel 10 is pushed to rotate, thereby reducing the friction between the guide wheel 10 and the steel belt 8, avoiding hindering the forward movement of the steel belt 8.

[0024] As a technical optimization solution of the utility model, the movable structure 7 also includes a second guide rod 704, which is fixedly connected to both sides of the mounting frame 3, and the two sliders 703 are slidably connected to the second guide rod 704. The second guide rod 704 is configured to provide a guide for the sliding of the two sliders 703, so that the two sliders 703 are more stable during the sliding process.

[0025] As a technical optimization solution of the utility model, the top end of the first screw rod 602 is fixedly connected with a first handle 603, and the end of the second screw rod 701 is fixedly connected with a second handle 702; the setting of the handle makes it more convenient to rotate the screw rod.

[0026] As a technical optimization solution of the utility model, the movable structure 7 and the driving roller 401 are in parallel position with each other, and the slider 703 as a whole extends to the outside of the mounting frame 3, so that the slider 703 does not interfere with the driving roller 401 and does not hinder the rotation of the driving roller 401.

[0027] As a technical optimization solution of the utility model, the diameter of the guide wheel 10 is larger than the width of the slider 703, and the bottom end of the guide wheel 10 is on the same horizontal plane as the top end of the punch 9 or is lower than the height of the top end of the punch 9; the slider 703 is prevented from affecting the contact between the guide wheel 10 and the steel belt 8, and the bottom end of the guide wheel 10 is not higher than the top end of the punch 9, so as to ensure that the guide wheel 10 always contacts the steel belt 8.

[0028] When the utility model is in use, when the thickness of the steel belt 8 is greater than the original height between the two rollers, the first screw rod 602 is rotated by the first handle 603, the first screw rod 602 rises continuously and drives the mounting plate 5 and the first guide rod 601 to slide upward, the mounting plate 5 drives the first rotating shaft 404 and the driving roller 401 to move upward, so that the height between the two rollers is changed, and then the steel belt 8 is placed between the two rollers, the bottom end of the steel belt 8 contacts the driving roller 401, and then the driving roller 401 is finely adjusted downward so that the bottom end of the driving roller 401 contacts the top end of the steel belt 8, and then the motor 403 is started, the motor 403 drives the first rotating shaft 404 to rotate, the first rotating shaft 404 drives the driving roller 401 to rotate, and the driving roller 401 continuously rubs against the steel belt 8 during the rotation process, because the driven roller 402 contacts the steel belt 8, when the driving roller 401 rubs against the steel belt 8, the steel belt 8 drives the driven roller 402 to rotate, and when the driving roller 401 and the driven roller 402 are in contact, the steel belt 8 drives the driven roller 402 to rotate. Under continuous rotation, the steel belt 8 is driven to keep moving forward, thereby moving to the bottom end of the punch 9 for stamping work. The distance between the two rollers is quickly adjusted through the height adjustment structure 6, so that the two rollers can adapt to steel belts 8 of different thicknesses, making the application of the feeding device more flexible and convenient, thereby improving work efficiency; then the second screw rod 701 is rotated by the second handle 702. Since the threads at both ends of the second screw rod 701 are in opposite directions, the second screw rod 701 threads drive the two sliders 703 to move in opposite directions, that is, both move toward the center of the second screw rod 701. The two sliders 703 drive the third rotating shaft 11 and the guide wheel 10 at the top to move toward the position of the steel belt 8, so that the guide wheel 10 always contacts the steel belt 8, guiding the steel belt 8, and when the steel belt 8 contacts the guide wheel 10 during the process of moving forward, the guide wheel 10 is pushed to rotate, thereby reducing the friction between the guide wheel 10 and the steel belt 8, avoiding hindering the forward movement of the steel belt 8.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A feeding device for fastener processing, comprising an operating table (1), characterized in that: The operating table (1) is provided with two bases (2), the bases (2) are fixedly connected with a mounting frame (3), the mounting frame (3) is provided with a height adjustment structure (6), the height adjustment structure (6) comprises a first screw rod (602), the top end of the mounting frame (3) is threadedly connected with the first screw rod (602), the end of the first screw rod (602) is rotatably connected with a mounting plate (5), the mounting plate (5) is provided with a driving structure (4), the driving structure (4) comprises a second rotating shaft ( 405), the inner side of the mounting plate (5) is rotatably connected to a second rotating shaft (405), the second rotating shaft (405) is sleeved with a driven roller (402), the bottom end of the driven roller (402) abuts against a steel belt (8), the bottom end of the steel belt (8) abuts against a driving roller (401), the bottom end of the mounting frame (3) is rotatably connected to a first rotating shaft (404), the driving roller (401) is fixed to the outside of the first rotating shaft (404), and the bottom end of the mounting frame (3) is also provided with a moving structure (7).

2. A feeding device for fastener processing according to claim 1, characterized in that: The mounting frame (3) is in an inverted "U"-shaped structure, the mounting plate (5) is in an inverted "U"-shaped structure, and the mounting plate (5) slides up and down on the inner side of the mounting frame (3).

3. A feeding device for fastener processing according to claim 2, characterized in that: Two first guide rods (601) are fixedly connected to the top of the mounting plate (5), and the two first guide rods (601) are slidably connected to the top of the mounting frame (3).

4. A feeding device for fastener processing according to claim 3, characterized in that: A motor (403) is installed on one side of the mounting frame (3), and an output shaft of the motor (403) is fixedly connected to one end of a first rotating shaft (404).

5. A feeding device for fastener processing according to claim 1, characterized in that: The movable structure (7) comprises a second screw rod (701), the bottom end of the mounting frame (3) is rotatably connected to the second screw rod (701), the threads at both ends of the second screw rod (701) are in opposite directions, two sliders (703) are threadedly connected to the second screw rod (701), the top ends of the two sliders (703) are rotatably connected to two third rotating shafts (11), the third rotating shafts (11) are fixedly connected to guide wheels (10), and the guide wheels (10) are located on both sides of the steel belt (8).

6. A feeding device for fastener processing according to claim 5, characterized in that: The movable structure (7) further comprises a second guide rod (704), wherein the second guide rod (704) is fixedly connected to two sides of the mounting frame (3), and the two sliding blocks (703) are slidably connected to the second guide rod (704).

7. A feeding device for fastener processing according to claim 5, characterized in that: The top end of the first screw rod (602) is fixedly connected to a first handle (603), and the end of the second screw rod (701) is fixedly connected to a second handle (702).

8. A feeding device for fastener processing according to claim 5, characterized in that: The movable structure (7) and the driving roller (401) are in a mutually parallel positional relationship, and the entirety of the sliding block (703) extends toward the outside of the mounting frame (3).

9. A feeding device for fastener processing according to claim 5, characterized in that: The diameter of the guide wheel (10) is greater than the width of the slider (703), and the bottom end of the guide wheel (10) is at the same level as the top end of the punch (9) or is lower than the height of the top end of the punch (9).

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