Feeding mechanism of wire rod cold heading equipment

Abstract

The feeding mechanism of the wire rod cold heading equipment comprises a straightening machine and a cleaning machine, the straightening machine is fixedly installed on the cleaning machine, a feeding port, a cleaning connecting pipe and an inclined wall are sequentially arranged on the cleaning machine in the working direction, and the cleaning connecting pipe is rotatably installed in the cleaning machine. The feeding port and the inclined wall are located on the inner walls of the two opposite sides of the cleaning machine correspondingly. The brush is arranged in the cleaning connecting pipe to clean a phosphate coating generated on the outer wall of the wire rod, the phosphate coating adhered to the surface of the wire rod is secondarily cleaned under the action of the scraping plate at one end, and fallen dust downwards falls into the bottom of the cleaning machine through the opening and is continuously fed into the cleaning machine along with the wire rod. When the wire rod is moved out of the cleaning machine, the wire rod slowly passes through the inclined wall and moves to the outer side of the discharging port, the inclined wall is in an inclined v shape, and the outer wall on one side of the inclined wall makes contact with the outer wall of the wire rod when the wire rod is moved out of the cleaning machine to conduct final cleaning on the outer wall of the wire rod.

Description

Technical Field

[0001] The utility model belongs to the technical field of cold heading equipment feeding, and in particular relates to a feeding mechanism of wire cold heading equipment. Background Art

[0002] Cold heading machine is a special equipment used for batch production of nuts, bolts and other fasteners by forging as the main method. It uses metal wire as the processing principle. Before the coiled cold heading wire is used for cold heading processing, it needs to be straightened by a straightening device. During the straightening process, the phosphating layer on the surface of the wire will fall off and produce phosphating powder.

[0003] Application number: CN202221660799.3, a cold heading machine feeding mechanism is provided, including a straightener and a cleaning box connected in sequence, and the wire brush is spirally wound on the metal wire to be cleaned. The problem of the phosphating powder produced on the surface of the wire entering the cold heading main machine with the wire is improved, but in the above application, the phosphating layer on the surface of the wire is only cleaned by a wire brush, and then directly sent to the cold heading machine for processing. In this way, it is difficult to ensure that the phosphating layer on the surface of the wire can be well cleaned. A single cleaning may result in residues, floating dust, etc. still existing on the surface of the wire, entering the cold heading machine, causing uncontrolled effects on it.

[0004] To sum up, the above technical problems need to be solved. Utility Model Content

[0005] The utility model aims to provide a feeding mechanism for a wire cold heading device, so as to solve the problem that residues and floating dust may still exist on the surface of the wire after a single cleaning.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a feeding mechanism of a wire cold heading device, comprising a straightening machine and a cleaning machine, the straightening machine being fixedly mounted on the cleaning machine, the cleaning machine being provided with a feed port, a cleaning connecting pipe and an inclined wall in sequence along the working direction, the cleaning connecting pipe being rotatably mounted inside the cleaning machine, the feed port and the inclined wall being respectively located on the inner walls on opposite sides of the cleaning machine.

[0007] Preferably, a driving mechanism is arranged between the cleaning machine and the cleaning connecting pipe, and the driving mechanism includes a driving gear and an external gear, the external gear is fixedly mounted on the outer wall of the cleaning connecting pipe, and the external gear is meshed with the driving gear, the driving gear is fixedly mounted on the inner wall on the upper side of the cleaning machine, and is fixedly connected to the output end of the motor.

[0008] Preferably, a fixing rod is fixedly installed on the inner wall of the cleaning machine, and mounting grooves are provided on the outer walls on opposite sides of the external gear. A connecting rod is provided on the fixing rod, and one end of the connecting rod is slidably installed in the mounting groove.

[0009] Preferably, the fixing rods are distributed in a rectangular array on the outer walls on opposite sides of the outer gear.

[0010] Preferably, the cleaning connecting tube is provided with a brush and a scraper plate respectively, and the cleaning connecting tube is provided with an opening, the openings are distributed in a circular array, the openings are located between the brush and the scraper plate, and are located on a side close to the scraper plate.

[0011] Preferably, the brush is fixedly mounted on the inner wall of the cleaning connecting tube, and the scraper plate is located at one end of the cleaning connecting tube.

[0012] Preferably, the cleaning machine is provided with a discharge port, and the inclined wall is fixedly mounted on the outer side of the discharge port and is arranged in a V shape.

[0013] Preferably, the outer wall of the lower side of the cleaning machine is in a trapezoidal shape protruding downward, and the outer wall of the lower side of the cleaning machine is provided with a cleaning port.

[0014] The technical effects and advantages of the utility model are as follows: a brush is arranged inside the cleaning tube to clean the phosphating layer produced on the outer wall of the wire, and then the phosphating layer adhering to the surface of the wire is cleaned for the second time through the action of a scraper plate at one end, and the fallen dust will fall downward through the opening into the bottom of the cleaning machine, and as the wire is continuously fed into the cleaning machine, the wire will slowly pass through the inclined wall and move to the outside of the discharge port, wherein the inclined wall is an inverted V-shape, and one side of the outer wall thereof touches the outer wall of the wire when the wire moves out of the cleaning machine, and the outer wall of the wire is finally cleaned to ensure that the phosphating layer can be completely separated from the outer wall of the wire, and at this time the dust will fall directly to the bottom of the cleaning machine, and after accumulating to a certain extent, it can be centrally removed through the cleaning port to ensure subsequent use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the internal structure of the cleaning machine of the utility model.

[0018] In the figure: 1. straightening machine; 2. cleaning machine; 3. feed port; 4. cleaning connecting pipe; 5. inclined wall; 6. driving mechanism; 7. driving gear; 8. external gear; 9. fixing rod; 10. mounting groove; 11. connecting rod; 12. brush; 13. scraper plate; 14. opening; 15. discharge port; 16. cleaning port. 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] The utility model provides Figure 1-3 The feeding mechanism of a wire cold heading equipment shown in the figure comprises a straightening machine 1 and a cleaning machine 2. The straightening machine 1 is fixedly mounted on the cleaning machine 2. The cleaning machine 2 is provided with a feed port 3, a cleaning connecting pipe 4 and an inclined wall 5 in sequence along the working direction. The cleaning connecting pipe 4 is rotatably mounted inside the cleaning machine 2. The feed port 3 and the inclined wall 5 are respectively located on the inner walls of the two opposite sides of the cleaning machine 2. The cleaning machine 2 is provided with a discharge port 15. The inclined wall 5 is fixedly mounted on the outer side of the discharge port 15 and is arranged in a V shape. The outer wall on the lower side of the cleaning machine 2 is in a trapezoidal shape protruding downward, and the outer wall on the lower side of the cleaning machine 2 is provided with a cleaning port 16. When the cold heading machine is fed, the cleaning machine 2 is fixed at the front end of the cold heading machine, and the wire is straightened by the straightening machine 1 to keep the wire straight and sent into the cleaning machine 2. A circumferentially rotating cleaning connecting pipe 4 is arranged inside the cleaning machine 2. A brush 12 is arranged inside the cleaning connecting pipe 4 to clean the phosphate layer produced on the outer wall of the wire, and then the phosphate layer adhered to the surface of the wire is cleaned for the second time through the action of a scraper plate 13 at one end, and the dust that falls off will fall down through the opening 14. At the bottom of the cleaning machine 2, as the wire is continuously fed into the cleaning machine 2, the wire will slowly pass through the inclined wall 5 and move to the outside of the discharge port 15, wherein the inclined wall 5 is an inverted V-shape, and one side of the outer wall thereof contacts the outer wall of the wire when the wire moves out of the cleaning machine 2, and the outer wall of the wire is finally cleaned to ensure that the phosphating layer can be completely separated from the outer wall of the wire. At this time, the dust will fall directly to the bottom side of the cleaning machine 2. After accumulating to a certain extent, it can be centrally removed through the cleaning port 16 to ensure subsequent use.

[0021] Specifically, a driving mechanism 6 is provided between the cleaning machine 2 and the cleaning connecting pipe 4. The driving mechanism 6 includes a driving gear 7 and an external gear 8. The external gear 8 is fixedly mounted on the outer wall of the cleaning connecting pipe 4, and the external gear 8 is meshed with the driving gear 7. The driving gear 7 is fixedly mounted on the inner wall of the upper side of the cleaning machine 2 and is fixedly connected to the output end of the motor. A fixing rod 9 is fixedly mounted on the inner wall of the cleaning machine 2. An installation groove 10 is provided on the outer wall on opposite sides of the external gear 8. A connecting rod 11 is provided on the fixing rod 9. One end of the connecting rod 11 is slidably mounted in the installation groove 10. The fixing rods 9 are distributed in a rectangular array on the outer walls on opposite sides of the external gear 8. The driving gear 7 is driven by the motor to rotate, so that the external gear 8 rotates, and then the cleaning connecting pipe 4 installed between the two sets of fixing rods 9 rotates. The cleaning connecting pipe 4 is fixed at a certain position by the connecting rod 11, and the cleaning connecting pipe 4 can rotate when the external gear 8 fixedly connected to the outer wall is driven through the installation groove 10. The cleaning connecting pipe 4 is matched with the cleaning connecting pipe 4 through the installation groove 10, so that the cleaning connecting pipe 4 rotates circumferentially at a certain fixed position.

[0022] Specifically, the cleaning connecting tube 4 is provided with a brush 12 and a scraper plate 13, respectively. The cleaning connecting tube 4 is provided with an opening 14, which is distributed in a circular array. The opening 14 is located between the brush 12 and the scraper plate 13, and is located on a side close to the scraper plate 13. The brush 12 is fixedly mounted on the inner wall of the cleaning connecting tube 4, and the scraper plate 13 is located at one end of the cleaning connecting tube 4. A brush 12 is provided inside the cleaning connecting tube 4 to clean the phosphating layer produced on the outer wall of the wire, and then the phosphating layer adhered to the surface of the wire is cleaned for a second time through the action of the scraper plate 13 at one end. The fallen dust will fall down to the bottom of the cleaning machine 2 through the opening 14. After accumulating to a certain extent, it can be centrally removed through the cleaning port 16 to ensure subsequent use.

[0023] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A feeding mechanism of a wire cold heading device, comprising a straightening machine (1) and a cleaning machine (2), wherein the straightening machine (1) is fixedly mounted on the cleaning machine (2), and characterized in that: The cleaning machine (2) is provided with a feed port (3), a cleaning connecting pipe (4) and an inclined wall (5) in sequence along the working direction; the cleaning connecting pipe (4) is rotatably mounted inside the cleaning machine (2); the feed port (3) and the inclined wall (5) are respectively located on the inner walls of the cleaning machine (2) on opposite sides.

2. The feeding mechanism of the wire cold heading equipment according to claim 1, characterized in that: A driving mechanism (6) is provided between the cleaning machine (2) and the cleaning connecting pipe (4), the driving mechanism (6) comprising a driving gear (7) and an external gear (8), the external gear (8) being fixedly mounted on the outer wall of the cleaning connecting pipe (4), and the external gear (8) being meshed with the driving gear (7), the driving gear (7) being fixedly mounted on the inner wall on the upper side of the cleaning machine (2), and being fixedly connected to the output end of the motor.

3. The feeding mechanism of the wire cold heading equipment according to claim 2, characterized in that: A fixing rod (9) is fixedly mounted on the inner wall of the cleaning machine (2); mounting grooves (10) are arranged on the outer walls on opposite sides of the external gear (8); a connecting rod (11) is arranged on the fixing rod (9); one end of the connecting rod (11) is slidably mounted in the mounting groove (10).

4. The feeding mechanism of the wire cold heading equipment according to claim 3, characterized in that: The fixing rods (9) are distributed in a rectangular array on the outer walls of the outer gear (8) on two opposite sides.

5. The feeding mechanism of the wire cold heading equipment according to claim 4, characterized in that: The cleaning connecting pipe (4) is provided with a brush (12) and a scraper plate (13), respectively. The cleaning connecting pipe (4) is provided with an opening (14), the openings (14) are distributed in a circular array, and the openings (14) are located between the brush (12) and the scraper plate (13), and are located on a side close to the scraper plate (13).

6. The feeding mechanism of the wire cold heading equipment according to claim 5, characterized in that: The brush (12) is fixedly mounted on the inner wall of the cleaning connecting tube (4), and the scraper plate (13) is located at one end of the cleaning connecting tube (4).

7. The feeding mechanism of the wire cold heading equipment according to claim 6, characterized in that: The cleaning machine (2) is provided with a discharge port (15), and the inclined wall (5) is fixedly mounted on the outside of the discharge port (15) and is arranged in a V shape.

8. The feeding mechanism of the wire cold heading equipment according to claim 7, characterized in that: The outer wall on the lower side of the cleaning machine (2) is in a trapezoidal shape that protrudes downwards, and the outer wall on the lower side of the cleaning machine (2) is provided with a cleaning port (16).

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