Cold header for nut and bolt production

Abstract

The utility model discloses a nut and bolt production cold header which comprises a cold header body, one side of the cold header body is fixedly connected with a collecting box, the inner wall of the collecting box is fixedly connected with a filter screen plate, the bottom wall of the collecting box is fixedly connected with a circulating pump, one side of the circulating pump is fixedly connected with a circulating pipe, and the other side of the circulating pipe is fixedly connected with a connecting pipe. A spraying pipe is fixedly connected to one end of the circulating pipe, a plurality of spraying heads are fixedly connected to the lower end of the spraying pipe, a discharging opening is formed in one side of the collecting box, a mounting groove is formed above the discharging opening, electric push rods are symmetrically arranged in the mounting groove, and a material blocking plate is fixedly connected to the lower ends of the electric push rods; and a sound-absorbing cotton layer is arranged in the side wall of the collecting box. And by arranging a circulating pump, a circulating pipe, a spraying pipe and a spraying head, the workpiece falling onto the filtering net plate is cooled, the cooling time of heat on the surface of the workpiece is rapidly shortened, and the subsequent machining efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of nut and bolt production equipment, in particular to a cold heading machine for producing nuts and bolts. Background Art

[0002] Cold heading machine is a special equipment mainly used for batch production of rivets, bolts and other fasteners. According to the theory of metal plastic deformation, a certain pressure is applied to the metal blank at room temperature to make it plastically deform in the die cavity and form it into the specified shape and size.

[0003] For example, patent number CN215324876U, specifically named a cold heading machine for producing nuts and bolts, wherein two support frames are fixedly connected to the outside of the discharge port of the cold heading machine body, and a collection box is slidably connected between the two support frames, wherein a light rod and a threaded rod are respectively arranged inside the two support frames, both of which penetrate the collection box, and the threaded rod is threadedly connected to the collection box, and a motor is fixedly connected to one end outside one of the support frames, and the output end of the motor is fixedly connected to the threaded rod, so that the collection box can reciprocate under the drive of the motor, which is convenient for adjusting the position and convenient for combination with other equipment;

[0004] However, when the workpiece produced by the cold heading machine in the patent falls into the collection box through the discharge port, due to the large distance from the discharge port to the bottom of the collection box, a large noise will be generated when the workpiece falls, which will affect the physical and mental health of the workers. At the same time, it is not convenient to cool the workpiece. The surface temperature of the workpiece is very high after processing and forming. If it is not cooled in time, it will take a long time to take the workpiece away, resulting in low efficiency of subsequent processing. Utility Model Content

[0005] The purpose of the utility model is to provide a cold heading machine for producing nuts and bolts, which can solve the problem that when the workpiece falls, a large noise is generated, which affects the physical and mental health of the workers. At the same time, it is not convenient to cool the workpiece. The surface temperature of the workpiece is very high after processing and forming. If the temperature is not cooled in time, it will take a long time to take the workpiece away, resulting in low efficiency of subsequent processing.

[0006] To achieve the above-mentioned purpose, a cold heading machine for producing nuts and bolts is provided, comprising: a cold heading machine body, one side of the cold heading machine body is fixedly connected to a collecting box, the inner wall of the collecting box is fixedly connected to a filter screen plate, the bottom wall of the collecting box is fixedly connected to a circulating pump, one side of the circulating pump is fixedly connected to a circulating pipe, one end of the circulating pipe is fixedly connected to a spray pipe, and the lower end of the spray pipe is fixedly connected to a plurality of spray heads;

[0007] A discharge port is provided on one side of the collecting box, a mounting groove is provided above the discharge port, electric push rods are symmetrically arranged inside the mounting groove, a baffle plate is fixedly connected to the lower end of the electric push rod, and a sound-absorbing cotton layer is arranged inside the side wall of the collecting box.

[0008] According to the cold heading machine for producing nuts and bolts, a discharge port is fixedly connected to one side of the cold heading machine body, and a material guide pipe is fixedly connected to one side of the discharge port.

[0009] According to the cold heading machine for producing nuts and bolts, the material guide pipe is fixed to the upper end of the collecting box.

[0010] According to the cold heading machine for producing nuts and bolts, a feed port is provided on the upper surface of the collecting box.

[0011] According to the cold heading machine for producing nuts and bolts, the filter screen plate is arranged at an angle.

[0012] According to the cold heading machine for producing nuts and bolts, a water pump is fixedly connected to one side of the circulating pump.

[0013] The purpose of the utility model is to provide a cold heading machine for producing nuts and bolts. The main innovations are:

[0014] 1. This cold heading machine for producing nuts and bolts cools down the workpieces falling onto the filter plate by setting a circulation pump, a circulation pipe, a spray pipe, and a spray head, thereby quickly reducing the cooling time of the heat on the surface of the workpiece and improving the subsequent processing efficiency.

[0015] 2. This cold heading machine for producing nuts and bolts is convenient for removing workpieces by setting a discharge port, an electric push rod and a baffle plate.

[0016] 3. This cold heading machine for producing nuts and bolts reduces the noise generated by the falling of workpieces and the noise generated by spraying by setting a sound-absorbing cotton layer, thereby improving the working environment.

[0017] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0019] Figure 1 A three-dimensional diagram of a cold heading machine for producing nuts and bolts proposed by the utility model;

[0020] Figure 2 This is a cross-sectional view of a collection box of a cold heading machine for producing nuts and bolts proposed by the utility model;

[0021] Figure 3 The utility model discloses a structural schematic diagram of an electric push rod and a material baffle plate of a cold heading machine for producing nuts and bolts.

[0022] Legend:

[0023] 1. Cold heading machine body; 2. Discharge port; 3. Collection box; 4. Material guide pipe; 5. Feed port; 6. Filter screen; 7. Circulation pump; 8. Suction pipe; 9. Circulation pipe; 10. Spray pipe; 11. Spray head; 12. Sound-absorbing cotton layer; 13. Discharge port; 14. Installation slot; 15. Electric push rod; 16. Material baffle. DETAILED DESCRIPTION

[0024] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0025] Reference Figure 1-3 The utility model embodiment is a cold heading machine for producing nuts and bolts, which includes a cold heading machine body 1, a collecting box 3 is fixedly connected to one side of the cold heading machine body 1, a filter screen plate 6 is fixedly connected to the inner wall of the collecting box 3, a circulating pump 7 is fixedly connected to the bottom wall of the collecting box 3, a circulating pipe 9 is fixedly connected to one side of the circulating pump 7, a spray pipe 10 is fixedly connected to one end of the circulating pipe 9, and a plurality of spray heads 11 are fixedly connected to the lower end of the spray pipe 10. By arranging the circulating pump 7, the circulating pipe 9, the spray pipe 10, and the spray head 11, the workpiece falling onto the filter screen plate 6 is cooled, the cooling time of the heat on the surface of the workpiece is quickly reduced, and the subsequent processing efficiency is improved;

[0026] A discharge port 13 is provided on one side of the collecting box 3, and a mounting groove 14 is provided above the discharge port 13. An electric push rod 15 is symmetrically arranged inside the mounting groove 14, and a baffle plate 16 is fixedly connected to the lower end of the electric push rod 15. By setting the discharge port 13, the electric push rod 15 and the baffle plate 16, it is convenient to take out the workpiece. A sound-absorbing cotton layer 12 is provided inside the side wall of the collecting box 3. By setting the sound-absorbing cotton layer 12, the noise generated by the falling of the workpiece and the noise generated by the spraying can be reduced, thereby improving the working environment.

[0027] A discharge port 2 is fixedly connected to one side of the cold heading machine body 1, a material guide pipe 4 is fixedly connected to one side of the discharge port 2, the material guide pipe 4 is fixed to the upper end of the collecting box 3, a feed port 5 is provided on the upper surface of the collecting box 3, the filter screen plate 6 is inclined to facilitate the workpiece to slide down to the discharge port 13, and a water pump 8 is fixedly connected to one side of the circulating pump 7.

[0028] Working principle: When the cold heading machine for producing nuts and bolts is used, the power is turned on, and the workpieces produced by the cold heading machine body 1 enter the collecting box 3 through the discharge port 2, the guide pipe 4, and the feed port 5. The circulation pump 7 is started, and the circulation pump 7 draws cooling water in the collecting box 3, and the cooling water enters the spray pipe 10 through the circulation pipe 9, and is sprayed out through the spray head 11 to cool the workpiece. The electric push rod 15 is started, and the electric push rod 15 drives the baffle plate 16 to rise, so that the cooled workpiece is discharged from the collecting box 3.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A cold heading machine for producing nuts and bolts, characterized in that: include: A cold heading machine body (1), wherein a collecting box (3) is fixedly connected to one side of the cold heading machine body (1), a filter screen (6) is fixedly connected to the inner wall of the collecting box (3), a circulating pump (7) is fixedly connected to the bottom wall of the collecting box (3), a circulating pipe (9) is fixedly connected to one side of the circulating pump (7), a spray pipe (10) is fixedly connected to one end of the circulating pipe (9), and a plurality of spray heads (11) are fixedly connected to the lower end of the spray pipe (10); A discharge port (13) is provided on one side of the collection box (3), a mounting groove (14) is provided above the discharge port (13), electric push rods (15) are symmetrically arranged inside the mounting groove (14), a baffle plate (16) is fixedly connected to the lower end of the electric push rod (15), and a sound-absorbing cotton layer (12) is arranged inside the side wall of the collection box (3).

2. A cold heading machine for producing nuts and bolts according to claim 1, characterized in that: A material outlet (2) is fixedly connected to one side of the cold heading machine body (1), and a material guide pipe (4) is fixedly connected to one side of the material outlet (2).

3. A cold heading machine for producing nuts and bolts according to claim 2, characterized in that: The material guide pipe (4) is fixed to the upper end of the collection box (3).

4. A cold heading machine for producing nuts and bolts according to claim 1, characterized in that: The upper surface of the collecting box (3) is provided with a feed inlet (5).

5. A cold heading machine for producing nuts and bolts according to claim 1, characterized in that: The filter screen plate (6) is arranged at an incline.

6. A cold heading machine for producing nuts and bolts according to claim 1, characterized in that: A water pump (8) is fixedly connected to one side of the circulation pump (7).

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