Hexagonal nut positioning punch forming device

Abstract

The utility model relates to the technical field of nut production, and provides a hexagonal nut positioning punch forming device which comprises an equipment frame, a top frame and a forming hydraulic cylinder, the top frame is fixed on the surface of the equipment frame, the forming hydraulic cylinder is fixed on the top frame, a feeding and discharging assembly is arranged on the equipment frame, and a positioning forming assembly is arranged on the equipment frame. The positioning forming assembly comprises a machining groove, the machining groove is formed in the surface of the equipment frame, an inner groove is formed in the machining groove, a limiting frame is rotationally connected into the inner groove through a pin shaft, and a supporting spring is connected between the limiting frame and the inner groove. According to the technical scheme, the problems that in the related technology, a nut raw material is driven by a clamp to move and be placed at the lower end of a punching head for punching, so that the position of the nut raw material is very prone to deviation, position deviation is caused when the nut raw material is punched, and the punching position cannot be accurately guaranteed are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of nut production, and in particular to a hexagonal nut positioning stamping and forming device. Background Art

[0002] Hexagonal nuts are also called hexagonal nuts. Generally, there are many types of nuts, including hexagonal nuts, round nuts, square nuts, etc. Some standards for nuts are relatively clear.

[0003] Especially when producing hexagonal nuts, a stamping mechanism is first used to stamp out the shape of the nut. However, when the nut raw material is stamped by the stamping mechanism, the nut raw material is first compacted, and then the nut raw material is moved by the clamp and placed at the lower end of the punching head for punching. However, this will cause the position of the nut raw material to shift very easily, causing position shift when punching the nut raw material, and the stamping position cannot be accurately guaranteed, resulting in failure of nut raw material processing.

[0004] Therefore, improvements are made to address the above problems. Utility Model Content

[0005] The utility model proposes a hexagonal nut positioning stamping forming device, which solves the problem in the related technology that the nut raw material is moved by a clamp and placed at the lower end of a punching head for punching. However, this will cause the position of the nut raw material to shift very easily, resulting in position shift when punching the nut raw material, and the stamping position cannot be accurately guaranteed.

[0006] The technical solution of the utility model is as follows:

[0007] An equipment frame, a top frame and a molding hydraulic cylinder, wherein the top frame is fixed on the surface of the equipment frame, and the molding hydraulic cylinder is fixed on the top frame;

[0008] A material inlet and outlet assembly, wherein the material inlet and outlet assembly is arranged on the equipment rack;

[0009] A positioning and forming component is arranged on the equipment frame, and the positioning and forming component includes a processing groove, and the processing groove is opened on the surface of the equipment frame. An inner groove is opened in the processing groove, and a limiting frame is rotatably connected to the inner groove through a pin shaft, and a supporting spring is connected between the limiting frame and the inner groove.

[0010] As a further technical solution, a rotating disk is rotatably connected in the processing tank, and the rotating disk is driven to rotate by a motor. A plurality of push rods are arranged around the side surface of the rotating disk, and a first clamping groove is opened on the side surface of the push rod. A side groove is opened on the side surface of the equipment frame, and the side groove is connected with the inside of the processing tank.

[0011] As a further technical solution, a telescopic cylinder is rotatably connected in the side groove via a pin shaft, a positioning frame is rotatably connected in the side groove, the positioning frame is rotatably connected to the output end of the telescopic cylinder via a pin shaft, and a second clamping groove is opened on the side surface of the positioning frame.

[0012] As a further technical solution, a pair of fixed columns are provided at the bottom of the equipment frame, the external sliding sleeve of the fixed columns is connected to a forming seat, the upper end of the forming seat is movably sleeved in the equipment frame, the forming seat is located directly below the second clamping groove, and the fixed column sleeve is connected to a reset spring.

[0013] As a further technical solution, the feed in and out assembly includes a feed trough, which is opened on the surface of the equipment frame, and a transverse groove is opened on the side surface of the equipment frame. The transverse groove and the feed trough are connected to the inside of the processing trough.

[0014] As a further technical solution, a conveyor belt is provided at the bottom of the feed trough, a second cylinder is provided in the transverse trough, a pushing block is provided at the output end of the second cylinder, a discharge port is provided on the inner surface of the processing trough, and a sliding hopper is provided at the bottom of the equipment frame.

[0015] As a further technical solution, the first clamping groove and the second clamping groove form a hexagonal structure after being connected, and the forming seat matches the first clamping groove and the second clamping groove structure.

[0016] As a further technical solution, the limiting frame is in an L-shaped structure as a whole, and the inner surface of the limiting frame is an inclined transition structure.

[0017] The working principle and beneficial effects of the utility model are:

[0018] The utility model is provided with a positioning and forming component. Through the interaction of structures such as a limit frame, a support spring, a rotating disk, a push rod, a first clamping groove, a positioning frame, a second clamping groove and a forming seat, the push rod can cooperate with the first clamping groove to push the nut raw material to maintain a fixed trajectory and can cooperate with the second clamping groove to position the raw material at an accurate forming position. The forming seat at the bottom directly below the forming position can sink during stamping, and after sinking, the raw material can be formed in the internal space after sinking, so that the forming effect can be achieved accurately without offset, and it has good use effect and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is the axonometric drawing of the utility model;

[0022] Figure 3 This is an axonometric drawing from another perspective of the utility model;

[0023] Figure 4 For the utility model Figure 2 A partial enlarged view of part A;

[0024] In the figure: 1. Equipment frame; 2. Top frame; 3. Molding hydraulic cylinder; 4. Positioning molding assembly; 4-1. Processing groove; 4-2. Inner groove; 4-3. Limiting frame; 4-4. Support spring; 4-5. Rotating disk; 4-6. Push rod; 4-7. First clamping groove; 4-8. Side groove; 4-9. Telescopic cylinder; 4-10. Positioning frame; 4-11. Second clamping groove; 4-12. Fixed column; 4-13. Molding seat; 4-14. Reset spring; 5. Feeding and discharging assembly; 5-1. Feeding trough; 5-2. Horizontal groove; 5-3. Conveyor belt; 5-4. Second cylinder; 5-5. Pushing block; 5-6. Discharging port; 5-7. Sliding hopper. DETAILED DESCRIPTION

[0025] The following will be combined with 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 of 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.

[0026] like Figure 1~Figure 4 As shown, this embodiment provides a hexagonal nut positioning stamping forming device, including

[0027] An equipment frame, a top frame and a molding hydraulic cylinder, wherein the top frame is fixed on the surface of the equipment frame, and the molding hydraulic cylinder is fixed on the top frame;

[0028] A material inlet and outlet assembly, wherein the material inlet and outlet assembly is arranged on the equipment rack;

[0029] The positioning and forming component is arranged on the equipment frame, and the positioning and forming component includes a processing groove, the processing groove is opened on the surface of the equipment frame, an inner groove is opened in the processing groove, and a limiting frame is rotatably connected to the inner groove through a pin shaft, a supporting spring is connected between the limiting frame and the inner groove, a rotating disk is rotatably connected in the processing groove, and the rotating disk is driven to rotate by a motor, a plurality of push rods are arranged around the side surface of the rotating disk, a first clamping groove is opened on the side surface of the push rod, a side groove is opened on the side surface of the equipment frame, the side groove is connected to a telescopic cylinder through a pin shaft, a positioning frame is rotatably connected in the side groove, the positioning frame is rotatably connected to the output end of the telescopic cylinder through a pin shaft, a second clamping groove is opened on the side surface of the positioning frame, a pair of fixed columns are arranged at the bottom of the equipment frame, the outer sliding sleeve of the fixed column is connected to a forming seat, the upper end of the forming seat is movably sleeved in the equipment frame, the forming seat is located directly below the second clamping groove, and the fixed column sleeve is connected with a reset spring.

[0030] In this embodiment, in order to achieve accurate positioning of the nut raw material and achieve the effect of zero-deviation forming, a positioning and forming component is designed, a processing groove is provided on the surface of the equipment frame, an inner groove is provided on the inner surface, a rotatable limit frame is provided in the inner groove, and a supporting spring is connected between the limit frame and the inner groove, and the elastic force of the supporting spring is used to support the nut raw material, and a rotating disk driven by a motor is rotatably connected in the processing groove, and a plurality of pushing rods are provided around the side surface of the rotating disk, and a first clamping groove is provided on the surface of each pushing rod, and the limiting frame can push the fed nut raw material into the first clamping groove by the elastic force of the supporting spring. When the rotating disk rotates The limit frame can be pushed open by the push rod, and then reset with the support spring, and continue to cooperate with the next push rod to feed and position. A side groove is opened on the outside, and a telescopic cylinder and a positioning frame are arranged in the side groove. A second clamping groove is opened on the side surface of the positioning frame, which can cooperate with the first clamping groove to fix the nut raw material and keep it in the current position. A sinking forming seat is arranged directly below, and two fixed columns are arranged at the bottom of the equipment frame. The fixed columns are connected with the sliding sleeve of the forming seat, so that the forming seat can sink when being stamped, and the sinking is cooperated for stamping and forming. A reset spring is arranged on the fixed column, which can push the forming seat upward to reset and push the formed nut back into the processing groove.

[0031] Furthermore, the feed in and out component includes a feed trough, which is opened on the surface of the equipment frame, and a transverse groove is opened on the side surface of the equipment frame. The transverse groove and the feed trough are connected to the interior of the processing trough, a conveyor belt is arranged at the bottom of the feed trough, a second cylinder is arranged in the transverse groove, a pushing block is arranged at the output end of the second cylinder, a discharge port is opened on the inner surface of the processing trough, and a sliding hopper is arranged at the bottom of the equipment frame.

[0032] In this embodiment, in order to achieve the effect of limiting the precise feeding and discharging, an inlet and outlet assembly is designed, and a feed trough and a transverse groove are respectively provided on the outer side surfaces of the equipment frame. A conveyor belt is provided at the bottom of the feed trough, so that the nut raw material can be passed into the transverse groove. A second cylinder and a pushing block are provided in the transverse groove, and the output end of the second cylinder extends out, and the nut raw material can be pushed into the limiting frame and the first positioning groove for feeding through the pushing block. A discharge port is provided on the surface of the processing groove, and the discharge port is located on the running track of the pushing rod. The formed nuts can fall downward through the discharge port, and a sliding hopper is also provided at the bottom to slide the nuts downward.

[0033] Furthermore, the first clamping groove and the second clamping groove form a hexagonal structure after being connected, and the forming seat matches the first clamping groove and the second clamping groove structure.

[0034] In this embodiment, a hexagonal structure can be achieved through the cooperation of the first clamping groove and the second clamping groove, and the nut before and after molding can be completely fitted and accurately stamped.

[0035] Furthermore, the limiting frame is in an L-shaped structure as a whole, and the inner surface of the limiting frame is an inclined transition structure.

[0036] In this embodiment, the L-shaped inner surface inclined structure allows the nut raw material to accurately slide into the first positioning groove when entering the limiting frame.

[0037] When forming processing is required, the nut raw material is placed in the feed trough, the conveyor belt is started to start conveying, and after entering the horizontal groove, the second cylinder is started to push the push block into the limit frame through the push block at the output end. The limit frame rotates in coordination to allow the nut raw material to enter the first clamping groove, and then the rotating disk is started to rotate 90°, and the raw material is pushed to the second clamping groove of the positioning frame for positioning, and then the forming hydraulic cylinder is started to punch down to form. During punching, the forming seat sinks, and after the punching is completed, the reset spring moves the forming seat upward, and the formed nut returns to the first clamping groove and the second clamping groove, and then the telescopic cylinder is started to pull the positioning frame to rotate outward, and then the rotating disk is started again. During the rotation process, the nut falls at the discharge port and enters the sliding hopper and slides outward. Repeating the above actions in a cycle can achieve continuous punching.

[0038] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A hexagonal nut positioning stamping forming device, characterized in that: include An equipment frame (1), a top frame (2) and a molding hydraulic cylinder (3), wherein the top frame (2) is fixed on the surface of the equipment frame (1), and the molding hydraulic cylinder (3) is fixed on the top frame (2); A material inlet and outlet assembly (5), wherein the material inlet and outlet assembly (5) is arranged on the equipment frame (1); A positioning and forming component (4), the positioning and forming component (4) being arranged on the equipment frame (1), the positioning and forming component (4) comprising a processing groove (4-1), the processing groove (4-1) being arranged on the surface of the equipment frame (1), an inner groove (4-2) being arranged in the processing groove (4-1), a limiting frame (4-3) being rotatably connected in the inner groove (4-2) via a pin shaft, and a supporting spring (4-4) being connected between the limiting frame (4-3) and the inner groove (4-2).

2. A hexagonal nut positioning stamping forming device according to claim 1, characterized in that: A rotating disk (4-5) is rotatably connected inside the processing tank (4-1), and the rotating disk (4-5) is driven to rotate by a motor. A plurality of push rods (4-6) are arranged around the side surface of the rotating disk (4-5), and a first clamping groove (4-7) is provided on the side surface of the push rod (4-6). A side groove (4-8) is provided on the side surface of the equipment frame (1), and the side groove (4-8) is connected to the inside of the processing tank (4-1).

3. A hexagonal nut positioning stamping forming device according to claim 2, characterized in that: A telescopic cylinder (4-9) is rotatably connected in the side groove (4-8) via a pin shaft, a positioning frame (4-10) is rotatably connected in the side groove (4-8), the positioning frame (4-10) is rotatably connected to the output end of the telescopic cylinder (4-9) via a pin shaft, and a second clamping groove (4-11) is provided on the side surface of the positioning frame (4-10).

4. A hexagonal nut positioning stamping forming device according to claim 3, characterized in that: A pair of fixed columns (4-12) are arranged at the bottom of the equipment frame (1); the fixed columns (4-12) are externally slidably sleeved and connected to a forming seat (4-13); the upper end of the forming seat (4-13) is movably sleeved in the equipment frame (1); the forming seat (4-13) is located directly below the second clamping groove (4-11); and the fixed columns (4-12) are sleeved and connected to a return spring (4-14).

5. A hexagonal nut positioning stamping forming device according to claim 1, characterized in that: The feed in and out assembly (5) comprises a feed trough (5-1), the feed trough (5-1) being provided on the surface of the equipment frame (1), a transverse groove (5-2) being provided on the side surface of the equipment frame (1), the transverse groove (5-2) and the feed trough (5-1) being connected to the interior of the processing trough (4-1).

6. A hexagonal nut positioning stamping forming device according to claim 5, characterized in that: A conveyor belt (5-3) is arranged at the bottom of the feed trough (5-1), a second cylinder (5-4) is arranged in the transverse trough (5-2), a push block (5-5) is arranged at the output end of the second cylinder (5-4), a discharge port (5-6) is opened on the inner surface of the processing trough (4-1), and a sliding hopper (5-7) is arranged at the bottom of the equipment frame (1).

7. A hexagonal nut positioning stamping and forming device according to claim 4, characterized in that: The first clamping groove (4-7) and the second clamping groove (4-11) are connected to form a hexagonal structure, and the forming seat (4-13) matches the first clamping groove (4-7) and the second clamping groove (4-11) structures.

8. The hexagonal nut positioning stamping forming device according to claim 1, characterized in that: The limiting frame (4-3) is in an L-shaped structure as a whole, and the inner surface of the limiting frame (4-3) is an inclined transition structure.

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