A safety feed mechanism for a cold bending apparatus

Abstract

The utility model discloses a safe feeding mechanism for cold bending equipment belongs to cold bending equipment technical field, including mounting bracket, the mounting bracket top one side is provided with a plurality of linear array distribution's guide roller. In the utility model, workpiece will drive fixed brush roller and mobile brush roller rotation in the transmission process, and fixed brush roller and mobile brush roller will clean the dirt and dust adhered to the workpiece surface in the rotation process, prevent the friction phenomenon produced under the limiting action of fixed roller, transverse moving roller and longitudinal roller, and reduce the quality in subsequent cold bending processing, in this process, the external air outlet device will send gas to the air outlet seat inside through the pipeline, and send to the workpiece surface, the bristle gap of fixed brush roller and mobile brush roller through a plurality of oblique air outlet, to carry out the auxiliary cleaning of the dirt and impurities in the bristle gap in fixed brush roller and mobile brush roller, effectively guarantee the long -term cleaning effect of fixed brush roller and mobile brush roller to workpiece.

Description

Technical Field

[0001] This utility model belongs to the field of cold bending equipment technology, and in particular relates to a safe feeding mechanism for cold bending equipment. Background Technology

[0002] Cold bending is a plastic forming process that uses sequentially arranged multi-pass forming rollers to continuously bend metal sheets and strips laterally to create a specific cross-section. To ensure the forming quality of cold bending, the feed inlet of the cold bending equipment needs to be equipped with a feeding rack and a feeding guide mechanism.

[0003] For example, Chinese patent document (CN222931608U) discloses an automated cold bending forming equipment, which includes a frame, a baffle, and a mounting frame; the frame is provided with a feeding mechanism, a pressure roller mechanism, and a cutting mechanism in sequence, and there are multiple pressure roller mechanisms. The frame is provided with a material holding box; the mounting frame is slidably connected to the frame, and the frame is provided with an adjustment mechanism for adjusting the position of the mounting frame; the baffle is connected to the mounting frame, and the baffle is provided with a sensor; the frame is provided with a controller, which is electrically connected to the feeding mechanism, the pressure roller mechanism, the cutting mechanism, and the adjustment mechanism, and the controller is electrically connected to the sensor.

[0004] However, if the raw materials being formed are uneven, deformed in size, or have dirt adhering to them during use, it will affect the subsequent processing quality of the feeding mechanism and cold bending equipment. Therefore, improvements are needed. Utility Model Content

[0005] The purpose of this utility model is to solve the problem that if the raw materials being formed are uneven, deformed in size, or have dirt adhering to them, it will affect the subsequent processing quality of the feeding mechanism and cold bending equipment during the use of the existing technology, and to propose a safe feeding mechanism for cold bending equipment.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: A safety feeding mechanism for a cold bending machine includes a mounting frame, wherein a plurality of guide rollers are arranged in a linear array on one side of the top of the mounting frame, and further includes: The transverse guide assembly is located on the top side inside the mounting frame and is set on one side of the guide roller. It is used to carry the cold-bent workpiece and guide the workpiece to move forward along a preset horizontal path. The longitudinal material guide assembly is located on the top side inside the mounting frame, and is also set on the other side of the guide roller. It is used to constrain the feeding position of the cold-bent workpiece when it enters the cold-bending equipment. A cleaning component is located on the top side inside the mounting frame and is positioned away from the transverse guide component and the longitudinal guide component. The cleaning component includes a fixed brush roller rotatably connected inside the mounting frame and a movable brush roller slidably connected inside the mounting frame, used to reduce impurities on the surface of the cold-bent workpiece.

[0007] As a further description of the above technical solution: The cleaning component also includes: Two second mounting bases are symmetrically arranged on both sides of the movable brush roller; Two second electric push rods are symmetrically arranged on both sides of the top of the mounting bracket, and one end of the output shaft of each of the two second electric push rods is fixedly connected to the top of the second mounting base.

[0008] As a further description of the above technical solution: The cleaning component also includes: Two air outlet seats are located between the mounting brackets, and the two air outlet seats are respectively set on the side of the fixed brush roller and the moving brush roller. The air outlet seats are set on the side opposite to the transverse material guide assembly. The side of the air outlet seats is connected to an external air outlet device through a pipe. The air outlet seats have multiple oblique air outlets arranged in a linear array relative to the side of the fixed brush roller or the moving brush roller. The oblique directions of the multiple oblique air outlets are arranged opposite to each other.

[0009] As a further description of the above technical solution: Also includes: The mounting bracket has a first rectangular through hole and a second rectangular through hole on one side of its top, and the second mounting base is slidably connected inside the second rectangular through hole.

[0010] As a further description of the above technical solution: The transverse material guiding assembly includes: Fixed rollers are installed between the mounting frames; The transverse moving roller is positioned above the fixed roller; Two first mounting seats are symmetrically arranged on the outer periphery of the transverse moving roller, and the first mounting seats are slidably connected inside the first rectangular through hole; Two first electric push rods are symmetrically arranged on both sides of the top of the mounting bracket, and one end of the output shaft of the first electric push rod extends into the interior of the first rectangular through hole and is fixedly connected to the top of the first mounting base.

[0011] As a further description of the above technical solution: The longitudinal material guiding assembly includes: Two guide rods are symmetrically and fixedly connected to one side of the inside of the mounting bracket; The connecting plate is fixedly connected to the center of the two guide rods; The positive and negative lead screws are rotatably connected to the center of the connecting plate, and one end of the positive and negative lead screws extends to the outside of the mounting bracket and is fixedly connected to a crank handle. The positive and negative lead screws are rotatably connected to the inside of the mounting bracket.

[0012] As a further description of the above technical solution: The longitudinal material guiding assembly also includes: Two lead screw sleeves are symmetrically connected to the outside of the positive and negative lead screws on both sides. Two connecting seats are fixedly connected to the top of the two lead screw sleeves, respectively; Four movable seats are symmetrically arranged in pairs on both sides of the bottom of the connecting seat, and the movable seats are slidably connected to the outer periphery of the early guide rod; Four longitudinal rollers are symmetrically connected to the top of the connecting seat in pairs, and the longitudinal rollers, fixed rollers, guide rollers and fixed brush rollers are on the same horizontal plane.

[0013] As a further description of the above technical solution: The longitudinal material guiding assembly also includes: Two sets of protective layers are symmetrically arranged with the connecting plate as the center, and each set of protective layers consists of six protective layers. The six protective layers are symmetrically arranged in pairs on both sides of the lead screw sleeve and the movable seat, and the other side of the protective layer is fixedly connected to one side of the connecting plate and the inner wall of the mounting bracket, respectively.

[0014] In summary, due to the adoption of the above technical solution, the beneficial effects of this utility model are: 1. In this utility model, the cleaning components, including the fixed brush roller and the moving brush roller, clean the impurities and dust adhering to the surface of the workpiece during the conveying process, preventing friction caused by the restriction of the fixed roller, the transverse moving roller and the longitudinal roller, and reducing the mass in the subsequent cold bending process. During this process, the external air outlet device delivers gas to the air outlet seat through the pipe and delivers it to the workpiece surface and the gap between the bristles of the fixed brush roller and the moving brush roller through multiple oblique air outlets, so as to assist in cleaning the dust and impurities carried in the gap between the bristles of the fixed brush roller and the moving brush roller, effectively ensuring the long-term cleaning effect of the fixed brush roller and the moving brush roller on the workpiece.

[0015] 2. In this utility model, through the set longitudinal material guiding component, the operator can manually operate the crank to drive the positive and negative lead screws to rotate, so that the two lead screw sleeves drive the connecting seat, movable seat and longitudinal roller to move synchronously relative to each other and in opposite directions, making it suitable for the restriction requirements of workpieces of different widths, effectively ensuring the centering of the workpieces entering the cold bending equipment, and the protective layer protects the positive and negative lead screws and guide rods, reducing the adverse effects of metal chips and oil stains during cold bending, thereby effectively improving the long-term stability and accuracy of the mechanism during use. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall three-dimensional structure of this utility model; Figure 2 This is a schematic diagram of the internal structure of the mounting bracket in this utility model; Figure 3 This is a three-dimensional structural diagram of the mounting bracket from another perspective in this utility model; Figure 4 This is a schematic diagram of the overall three-dimensional structure of the positive and negative lead screws in this utility model.

[0017] Legend: 1. Mounting frame; 2. Transverse guide assembly; 201. Fixed roller; 202. Transverse moving roller; 203. First mounting seat; 204. First electric push rod; 3. Guide roller; 4. Longitudinal guide assembly; 401. Guide rod; 402. Connecting plate; 403. Positive and negative lead screws; 404. Lead screw sleeve; 405. Connecting seat; 406. Movable seat; 407. Longitudinal roller; 408. Protective layer; 409. Handle; 5. Cleaning assembly; 501. Fixed brush roller; 502. Moving brush roller; 503. Second mounting seat; 504. Second electric push rod; 505. Air outlet seat; 506. Slanted air outlet. Detailed Implementation

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0019] Please see Figures 1-4 This utility model provides a technical solution: a safety feeding mechanism for a cold bending equipment, including a mounting frame 1, with multiple linearly arrayed guide rollers 3 arranged on one side of the top of the mounting frame 1, and further including: The transverse guide assembly 2 is located on the top side inside the mounting frame 1 and is set on one side of the guide roller 3. It is used to carry the cold-bent workpiece and guide the workpiece to move forward along the preset horizontal path. The longitudinal guide assembly 4 is located on the top side inside the mounting frame 1, and is also located on the other side of the guide roller 3. It is used to constrain the feeding position of the cold-bent workpiece when it enters the cold-bending equipment. The cleaning component 5 is located on the top side inside the mounting frame 1, and the cleaning component 5 is disposed on the side away from the transverse guide component 2 and away from the longitudinal guide component 4. The cleaning component 5 includes a fixed brush roller 501 rotatably connected inside the mounting frame 1 and a movable brush roller 502 slidably connected inside the mounting frame 1, for reducing impurities on the surface of the cold-bent workpiece. Cleaning component 5 also includes: Two second mounting bases 503 are symmetrically arranged on both sides of the movable brush roller 502; Two second electric push rods 504 are symmetrically arranged on both sides of the top of the mounting bracket 1, and one end of the output shaft of each of the two second electric push rods 504 is fixedly connected to the top of the second mounting base 503. Two air outlet seats 505 are located between the mounting brackets 1, and the two air outlet seats 505 are respectively set on one side of the fixed brush roller 501 and the movable brush roller 502. The air outlet seats 505 are set on the side opposite to the transverse guide assembly 2. One side of the air outlet seats 505 is connected to an external air outlet device through a pipe. The air outlet seats 505 have multiple inclined air outlets 506 arranged in a linear array on the side opposite to the fixed brush roller 501 or the movable brush roller 502. The inclined directions of the multiple inclined air outlets 506 are arranged opposite to each other. Also includes: The top side of the mounting bracket 1 has a first rectangular through hole and a second rectangular through hole, and the second mounting base 503 is slidably connected inside the second rectangular through hole.

[0020] Detailed Implementation: First, connect this mechanism to the external support frame and the angle adjustment mechanism inside the external support frame, and position the external support frame at a suitable position at the feed inlet of the external cold bending equipment. Then, convey the workpiece to be cold-bent from between the fixed brush roller 501 and the moving brush roller 502 to between the fixed roller 201 and the transverse moving roller 202, and then convey it into the cold bending equipment after being restricted by the longitudinal roller 407. This improves the safety of the equipment during the processing. During the conveying process, the workpiece will drive the fixed brush roller 501 and the moving brush roller 502 to rotate, and the fixed brush roller 501 and the moving brush roller 502 will adhere to the surface of the workpiece during the rotation. The impurities and dust are cleaned to prevent friction caused by the restriction of the fixed roller 201, the transverse moving roller 202 and the longitudinal roller 407, and to reduce the quality in the subsequent cold bending process. During this process, the external air outlet device will deliver gas to the air outlet seat 505 through the pipeline, and deliver it to the workpiece surface, the brush gap of the fixed brush roller 501 and the moving brush roller 502 through multiple inclined air outlets 506, so as to assist in cleaning the dust and impurities carried in the brush gap of the fixed brush roller 501 and the moving brush roller 502, effectively ensuring the long-term cleaning effect of the fixed brush roller 501 and the moving brush roller 502 on the workpiece.

[0021] The transverse guide assembly 2 includes: Fixed roller 201 is disposed between the mounting frames 1; The transverse moving roller 202 is positioned above the fixed roller 201; Two first mounting seats 203 are symmetrically arranged on the outer periphery of the transverse moving roller 202, and the first mounting seats 203 are slidably connected inside the first rectangular through hole; Two first electric push rods 204 are symmetrically arranged on both sides of the top of the mounting bracket 1, and one end of the output shaft of the first electric push rod 204 extends into the first rectangular through hole and is fixedly connected to the top of the first mounting base 203. The longitudinal feeding assembly 4 includes: Two guide rods 401 are symmetrically and fixedly connected to one side of the inside of the mounting bracket 1; The connecting plate 402 is fixedly connected to the center of the two guide rods 401; The positive and negative lead screw 403 is rotatably connected to the center of the connecting plate 402, and one end of the positive and negative lead screw 403 extends to the outside of the mounting bracket 1 and is fixedly connected to the handle 409. The positive and negative lead screw 403 is rotatably connected to the inside of the mounting bracket 1. Two lead screw sleeves 404 are symmetrically connected to the outside of the positive and negative lead screws 403 on both sides. Two connecting seats 405 are respectively fixedly connected to the top of two lead screw sleeves 404; Four movable seats 406 are symmetrically arranged in pairs on both sides of the bottom of the connecting seat 405, and the movable seats 406 are slidably connected to the outer periphery of the early guide rod 401. Four longitudinal rollers 407 are symmetrically and rotatably connected to the top of the connecting seat 405 in pairs, and the longitudinal rollers 407, fixed rollers 201, guide rollers 3 and fixed brush rollers 501 are on the same horizontal plane. Two sets of protective layers 408 are symmetrically arranged with the connecting plate 402 as the center, and each set of protective layers 408 consists of six protective layers 408. The six protective layers 408 are symmetrically arranged in pairs on both sides of the lead screw sleeve 404 and the movable seat 406, and the other side of the protective layer 408 is fixedly connected to one side of the connecting plate 402 and the inner wall of the mounting bracket 1 respectively.

[0022] Detailed Implementation: The second electric push rod 504 and the first electric push rod 204 respectively adjust the working height of the moving brush roller 502 and the transverse moving roller 202, making them suitable for cleaning and restricting workpieces of different heights. The operator can manually operate the crank handle 409 to rotate the positive and negative lead screws 403, causing the two lead screw sleeves 404 to move synchronously relative to each other, and opposite to each other, driving the connecting seat 405, the movable seat 406, and the longitudinal roller 407. This adapts to the restriction requirements of workpieces of different widths, effectively ensuring the centering of the workpieces entering the cold bending equipment. Furthermore, the protective layer 408 will protect the positive and negative lead screws 403 and the guide rods. The 401 layer provides protection, reducing the adverse effects of metal chips and oil stains during cold bending, thereby effectively improving the long-term stability and accuracy of the mechanism during use. The two ends of the positive and negative lead screws 403 can be equipped with limit mechanisms as needed to ensure the self-locking stability of the positive and negative lead screws 403 when they are not rotating. The positive and negative lead screws 403 are composed of two helical grooves with the same pitch and opposite directions of rotation. The protective layer 408 can be set to a retractable type as needed. The control system, electrical system and sensor system involved in this device are all known and disclosed technologies known to those skilled in the art, so they are not described in detail in this application.

[0023] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A safety feeding mechanism for a cold bending equipment, comprising a mounting frame (1), characterized in that, The mounting frame (1) has multiple linearly arrayed guide rollers (3) on one side of its top, and also includes: The transverse guide assembly (2) is located on the top side inside the mounting frame (1), and the transverse guide assembly (2) is set on one side of the guide roller (3) to carry the cold-bent workpiece and guide the workpiece to move forward along the preset horizontal path; The longitudinal guide assembly (4) is located on the top side inside the mounting frame (1), and the longitudinal guide assembly (4) is set on the other side of the guide roller (3) to constrain the feeding position of the cold-bent workpiece entering the cold-bending equipment; The cleaning component (5) is located on the top side inside the mounting frame (1) and is positioned away from the transverse guide component (2) and away from the longitudinal guide component (4). The cleaning component (5) includes a fixed brush roller (501) rotatably connected inside the mounting frame (1) and a movable brush roller (502) slidably connected inside the mounting frame (1) for reducing impurities on the surface of the cold-bent workpiece.

2. The safety feeding mechanism for a cold bending equipment according to claim 1, characterized in that, The cleaning component (5) also includes: Two second mounting bases (503) are symmetrically arranged on both sides of the movable brush roller (502); Two second electric push rods (504) are symmetrically arranged on both sides of the top of the mounting bracket (1), and one end of the output shaft of the two second electric push rods (504) is fixedly connected to the top of the second mounting base (503).

3. A safety feeding mechanism for a cold bending equipment according to claim 2, characterized in that, The cleaning component (5) also includes: Two air outlet seats (505) are located between the mounting brackets (1), and the two air outlet seats (505) are respectively set on one side of the fixed brush roller (501) and the movable brush roller (502). The air outlet seats (505) are set on one side relative to the transverse guide assembly (2). One side of the air outlet seats (505) is connected to an external air outlet device through a pipe. The air outlet seats (505) have multiple inclined air outlets (506) arranged linearly on the side of the fixed brush roller (501) or the movable brush roller (502). The inclined directions of the multiple inclined air outlets (506) are arranged opposite to each other.

4. A safety feeding mechanism for a cold bending equipment according to claim 3, characterized in that, Also includes: The mounting bracket (1) has a first rectangular through hole and a second rectangular through hole on one side of its top, and the second mounting base (503) is slidably connected inside the second rectangular through hole.

5. A safety feeding mechanism for a cold bending equipment according to claim 4, characterized in that, The transverse material guiding assembly (2) includes: Fixed rollers (201) are arranged between the mounting frames (1); The transverse moving roller (202) is positioned above the fixed roller (201); Two first mounting seats (203) are symmetrically arranged on the outer periphery of the transverse moving roller (202), and the first mounting seats (203) are slidably connected inside the first rectangular through hole; Two first electric push rods (204) are symmetrically arranged on both sides of the top of the mounting bracket (1), and one end of the output shaft of the first electric push rod (204) extends into the first rectangular through hole and is fixedly connected to the top of the first mounting base (203).

6. A safety feeding mechanism for a cold bending equipment according to claim 5, characterized in that, The longitudinal material guiding assembly (4) includes: Two guide rods (401) are symmetrically fixedly connected to one side of the inside of the mounting bracket (1); The connecting plate (402) is fixedly connected to the center of the two guide rods (401); The positive and negative lead screw (403) is rotatably connected to the center of the connecting plate (402), and one end of the positive and negative lead screw (403) extends to the outside of the mounting bracket (1) and is fixedly connected to a rocker arm (409). The positive and negative lead screw (403) is rotatably connected to the inside of the mounting bracket (1).

7. A safety feeding mechanism for a cold bending equipment according to claim 6, characterized in that, The longitudinal material guiding assembly (4) further includes: Two lead screw sleeves (404) are symmetrically connected to the outside of the positive and negative lead screws (403); Two connecting seats (405) are fixedly connected to the top of two lead screw sleeves (404) respectively; Four movable seats (406) are symmetrically arranged in pairs on both sides of the bottom of the connecting seat (405), and the movable seats (406) are slidably connected to the outer periphery of the early guide rod (401); Four longitudinal rollers (407) are symmetrically rotated and connected to the top of the connecting seat (405) in pairs, and the longitudinal rollers (407), fixed rollers (201), guide rollers (3) and fixed brush rollers (501) are on the same horizontal plane.

8. A safety feeding mechanism for a cold bending equipment according to claim 7, characterized in that, The longitudinal material guiding assembly (4) further includes: Two sets of protective layers (408) are symmetrically arranged with the connecting plate (402) as the center, and each set of protective layers (408) consists of six protective layers (408). The six protective layers (408) are symmetrically arranged in pairs on both sides of the screw sleeve (404) and the movable seat (406), and the other side of the protective layer (408) is fixedly connected to one side of the connecting plate (402) and the inner wall of the mounting bracket (1).

Images