Thread rolling mechanism of thread rolling machine for fastener machining

Abstract

The utility model relates to the technical field of thread rolling machines, and provides a thread rolling mechanism of a thread rolling machine for processing fasteners, which comprises a workbench, the top of the workbench is fixedly connected with a mounting frame, and a thread rolling device is arranged in the mounting frame. Through mutual cooperation of the motor, the lubricating box, the collecting tank and other components of the lubricating mechanism, the motor is started to enable lubricating oil in the lubricating box to be conveyed into the first conveying pipe under the extrusion force of the extrusion plate, and the thread rolling device is lubricated through the lubricating oil of the first conveying pipe and the second conveying pipe; used lubricating oil drips into the collecting tank, slides to the conveying opening through the inclined face in the collecting tank and then enters the lubricating box through the conveying opening, so that the effect of lubricating the thread rolling device is achieved, friction and abrasion of the thread rolling device are reduced, and the service life of the thread rolling device is prolonged. And the effect of secondary utilization of the used lubricating oil is also achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of thread rolling machines, and in particular to a thread rolling mechanism of a thread rolling machine for processing fasteners. Background Art

[0002] The thread rolling machine is a multifunctional cold extrusion forming machine. It can perform thread, straight and diagonal rolling on workpieces in a cold state within its rolling force range; roll straight, helical and helical spline gears; straighten, reduce, roll burnish and perform various forming rolling operations. The machine has a safe and reliable electro-hydraulic execution and control system, which allows each working cycle to be selected in three modes: manual, semi-automatic and automatic.

[0003] According to the formula, a thread rolling mechanism of a thread rolling machine for fastener processing (publication number: CN 215845458U): includes a fixed plate, the top of the fixed plate is fixedly connected to a mounting plate, the top of the mounting plate is fixedly connected to two guide rails, both ends of the two guide rails are fixedly connected through baffles, the two baffles are fixedly connected to the mounting plate, a first motor is installed on the mounting plate, the output end of the first motor passes through the adjacent baffles through a double-headed reverse screw and is rotatably connected to the other baffle, two sliders are screwed on the double-headed reverse screw, the top of the slider is fixedly connected to a connecting frame, the connecting frame is slidably connected to the two slide rails, the top of the connecting frame is fixedly connected to the mounting frame, a rolling rod is rotatably connected in the mounting frame, and the other end of the rolling rod passes through the mounting frame through a rotating rod and is fixedly connected to the first gear.

[0004] In the above application, the mutual cooperation between the fixing plate and the mounting plate assembly makes it difficult to solve the function of automatically feeding the metal bar in front of the thread rolling mechanism, resulting in the inability to accurately feed the metal bar into the thread rolling mechanism for work by manual feeding. Therefore, we proposed a thread rolling mechanism of a thread rolling machine for fastener processing. Utility Model Content

[0005] The purpose of the utility model is to provide a thread rolling mechanism of a thread rolling machine for fastener processing. Through the mutual cooperation between the conveying shaft, active bevel gear and gear components of the feeding mechanism, the operator starts the motor to make the metal bar placed on the conveying frame rotate in both directions through the two conveying discs, so that the metal bar is accurately conveyed to the working area of the thread rolling device through the conveying discs. When the feeding mechanism is used for a long time, the operator can remove the baffle through the hexagonal screw to inspect and repair the components of the feeding mechanism. This design realizes the effect of automatically conveying the metal bar, effectively increases the accuracy of feeding the metal bar into the thread rolling device for work, reduces the labor of manual feeding, improves work efficiency, and solves the existing problems.

[0006] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0007] The utility model is a thread rolling mechanism of a thread rolling machine for fastener processing, comprising a workbench, a mounting frame fixedly connected to the top of the workbench, a thread rolling device arranged inside the mounting frame, and a lubrication mechanism arranged inside the workbench;

[0008] The lubrication mechanism includes a motor, the side of the motor is fixedly connected to the inner wall of the workbench, the output shaft of the motor is fixedly connected to a threaded rod, the circumferential surface of the threaded rod is threadedly connected to a threaded sleeve, the side of the threaded sleeve is fixedly connected to a moving rod, the bottom of the moving rod is fixedly connected to a push plate, the interior of the workbench is fixedly connected to a lubrication box, the interior of the lubrication box is slidably connected to an extrusion plate, the side of the extrusion plate is fixedly connected to a force-bearing rod, the circumferential surface of the force-bearing rod penetrates the side of the lubrication box and is slidably connected to the side of the lubrication box, the side of the lubrication box is fixedly penetrated by a first delivery pipe, and the side of the first delivery pipe is fixedly penetrated by a second delivery pipe.

[0009] Furthermore, a return spring is fixedly connected to the side of the lubrication box, and one end of the return spring away from the side of the lubrication box is fixedly connected to the circumferential surface of the force-bearing rod. A collecting groove is provided on the top of the workbench. The function of the return spring being fixedly connected to the circumferential surface of the force-bearing rod at one end away from the side of the lubrication box is that when lubrication is not required, the force-bearing rod is reset by the elasticity of the return spring. The function of the collection groove provided on the top of the workbench is to collect used lubricating oil.

[0010] Furthermore, a delivery port is provided on the side of the collecting tank, and an oil filling port is provided on the side of the lubrication box. A plug is slidably connected to the inside of the oil filling port. The delivery port is provided on the side of the collecting tank so that the lubricating oil inside the collecting tank enters the lubrication box through the delivery port for secondary utilization. The oil filling port is provided on the side of the lubrication box for adding lubricating oil to the inside of the lubrication box. The plug is slidably connected to the inside of the oil filling port so as to prevent the lubricating oil from leaking through the oil filling port when the lubrication box is working.

[0011] Furthermore, a limiting rod is fixedly connected to the interior of the workbench, and the circumferential surface of the limiting rod penetrates the interior of the threaded sleeve and is slidably connected to the interior of the threaded sleeve. The end of the threaded rod away from the motor output shaft is fixedly connected to a limiting plate. The circumferential surface of the limiting rod penetrates the interior of the threaded sleeve and is slidably connected to the interior of the threaded sleeve to enable the threaded sleeve to achieve linear motion. The end of the threaded rod away from the motor output shaft is fixedly connected to the limiting plate to limit the displacement distance of the threaded sleeve.

[0012] Furthermore, the end of the force-bearing rod away from the lubrication box is located on the displacement track of the push plate, and the interior of the collecting groove is set as an inclined surface. The function of the end of the force-bearing rod away from the lubrication box being located on the displacement track of the push plate is to ensure that the push plate can push the force-bearing rod during the movement, and the function of the interior of the collecting groove being set as an inclined surface is to allow the lubricating oil inside the collecting groove to slide into the inside of the delivery port through the inclined surface.

[0013] Furthermore, a feeding mechanism is provided inside the workbench, and the feeding mechanism includes a rotating shaft, one end of the rotating shaft is fixedly connected to the end of the threaded rod away from the motor output shaft, the other end of the rotating shaft is fixedly connected to the centrifugal rod, and the end of the centrifugal rod away from the rotating shaft is fixedly connected to the conveying shaft, the circumferential surface of the conveying shaft passes through the side of the workbench and is rotatably connected to the side of the workbench, the circumferential surface of the conveying shaft is fixedly connected to the active bevel gear, the top of the workbench passes through the transmission shaft and is rotatably connected to the circumferential surface of the transmission shaft, the circumferential surface of the transmission shaft is fixedly connected to the driven bevel gear, the circumferential surface of the transmission shaft is fixedly connected to the gear, the circumferential surface of the transmission shaft is fixedly connected to the conveying disk, and the top of the workbench is fixedly connected to the conveying rack, and the feeding mechanism provided inside the workbench is used to accurately feed the metal bar into the thread rolling device for work, while reducing the labor generated by manual feeding.

[0014] Furthermore, the top of the workbench is fixedly connected to a limiting frame, the top of the limiting frame is fixedly connected to a limiting sleeve, the top of the workbench is fixedly connected to a supporting frame, the top of the limiting frame is fixedly connected to the limiting sleeve to prevent the metal bar from positional displacement during the feeding process, and the top of the workbench is fixedly connected to the supporting frame to transport the metal bar to the designated position through the supporting frame after the work is completed.

[0015] Furthermore, the side of the workbench is slidably connected to a baffle, the side of the baffle is penetrated by a hexagonal screw and is slidably connected to the circumferential surface of the hexagonal screw, the circumferential surface of the hexagonal screw is threadedly connected to the side of the workbench, the side of the workbench is slidably connected to the baffle to prevent accidents caused by operator misoperation, and the circumferential surface of the hexagonal screw is threadedly connected to the side of the workbench to make the baffle easy to disassemble, and the components of the feeding mechanism can be inspected and repaired after disassembly.

[0016] Furthermore, the number of the transmission shafts, gears and conveyor discs is set to two, and they are symmetrical with each other along the vertical center axis of the workbench. The function of the transmission shafts, gears and conveyor discs is set to two, and they are symmetrical with each other along the vertical center axis of the workbench is to transport the metal bars by bidirectional rotation of the conveyor discs of the two gears.

[0017] Furthermore, the circumferential surface of the driving bevel gear and the circumferential surface of the driven bevel gear mesh with each other to ensure that the driving bevel gear can drive the driven bevel gear to rotate when it rotates.

[0018] The working principle and beneficial effects of the utility model are as follows:

[0019] The utility model realizes the mutual cooperation among the components such as the motor, the lubrication box and the collecting tank of the lubrication mechanism. When the thread rolling device is used, in order to reduce the friction and wear of the thread rolling device, the operator can first open the oil filling port of the lubrication box through the plug, add lubricating oil to the inside of the lubrication box through the oil filling port, and then start the motor so that the lubricating oil in the lubrication box is squeezed by the extrusion force of the extrusion plate and transported to the inside of the first delivery pipe. The thread rolling device is lubricated by the lubricating oil in the first delivery pipe and the second delivery pipe. The used lubricating oil drips into the inside of the collecting tank, slides to the delivery port through the inclined surface inside the collecting tank, and then enters the inside of the lubrication box through the delivery port. This design not only achieves the effect of lubricating the thread rolling device and reduces the friction and wear of the thread rolling device, but also achieves the effect of secondary utilization of the used lubricating oil.

[0020] The utility model realizes the mutual cooperation between the conveying shaft, the active bevel gear and the gear of the feeding mechanism. The operator starts the motor to make the metal bar placed on the conveying frame rotate in both directions through the two conveying discs, so that the metal bar is accurately conveyed to the working area of the thread rolling device through the conveying discs. When the feeding mechanism is used for a long time, the operator can remove the baffle through the hexagonal screw to inspect and repair the components of the feeding mechanism. This design realizes the effect of automatically conveying the metal bar, effectively increases the accuracy of feeding the metal bar into the thread rolling device for work, reduces the labor of manual feeding, and improves work efficiency.

[0021] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 This is a schematic diagram of the structure of the three-dimensional appearance of the utility model from the first perspective;

[0024] Figure 2 This is a schematic diagram of the structure of the utility model in a three-dimensional cross-section from the first perspective;

[0025] Figure 3 This is a schematic diagram of the structure of the utility model from a second viewing angle three-dimensional cross-section;

[0026] Figure 4 For this utility model Figure 2 Schematic diagram of the three-dimensional enlarged structure of A in the middle;

[0027] Figure 5 For this utility model Figure 3 Schematic diagram of the three-dimensional enlarged structure of B.

[0028] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0029] 1. Workbench; 2. Mounting frame; 3. Thread rolling device; 4. Lubrication mechanism; 41. Motor; 42. Threaded rod; 43. Threaded sleeve; 44. Moving rod; 45. Push plate; 46. Lubrication box; 47. Extrusion plate; 48. Force rod; 49. First conveying pipe; 410. Second conveying pipe; 411. Return spring; 412. Collecting trough; 413. Conveying port; 414. Oil filling port; 415. Plug; 416. Limiting rod; 417. Limiting plate; 5. Feeding mechanism; 51. Rotating shaft; 52. Centrifugal rod; 53. Conveying shaft; 54. Active bevel gear; 55. Transmission shaft; 56. Driven bevel gear; 57. Gear; 58. Conveying disc; 59. Conveying frame; 510. Limiting frame; 511. Limiting sleeve; 512. Support frame; 513. Baffle; 514. Hexagonal screw. DETAILED DESCRIPTION

[0030] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] Example 1

[0032] like Figure 1-Figure 4 As shown, this embodiment provides a thread rolling mechanism of a thread rolling machine for fastener processing, comprising a workbench 1, a mounting frame 2 fixedly connected to the top of the workbench 1, a thread rolling device 3 disposed inside the mounting frame 2, and a lubrication mechanism 4 disposed inside the workbench 1;

[0033] The lubrication mechanism 4 includes a motor 41, the side of the motor 41 is fixedly connected to the inner wall of the workbench 1, the output shaft of the motor 41 is fixedly connected to a threaded rod 42, the circumferential surface of the threaded rod 42 is threadedly connected to a threaded sleeve 43, the side of the threaded sleeve 43 is fixedly connected to a moving rod 44, the bottom of the moving rod 44 is fixedly connected to a push plate 45, the interior of the workbench 1 is fixedly connected to a lubrication box 46, the interior of the lubrication box 46 is slidably connected to an extrusion plate 47, the side of the extrusion plate 47 is fixedly connected to a force-bearing rod 48, the circumferential surface of the force-bearing rod 48 penetrates the side of the lubrication box 46, and is slidably connected to the side of the lubrication box 46, the side of the lubrication box 46 is fixedly penetrated by a first delivery pipe 49, and the side of the first delivery pipe 49 is fixedly penetrated by a second delivery pipe 410.

[0034] A return spring 411 is fixedly connected to the side of the lubrication box 46, and the end of the return spring 411 away from the side of the lubrication box 46 is fixedly connected to the circumferential surface of the force-bearing rod 48. A collection groove 412 is provided on the top of the workbench 1. The function of the return spring 411, which is fixedly connected to the circumferential surface of the force-bearing rod 48 at one end away from the side of the lubrication box 46, is that when lubrication is not required, the force-bearing rod 48 is reset by the elasticity of the return spring 411. The function of the collection groove 412 provided on the top of the workbench 1 is to collect used lubricating oil.

[0035] A delivery port 413 is provided on the side of the collecting tank 412, and an oil filling port 414 is provided on the side of the lubrication box 46. A plug 415 is slidably connected to the inside of the oil filling port 414. The delivery port 413 is provided on the side of the collecting tank 412 so that the lubricating oil inside the collecting tank 412 can enter the lubrication box 46 through the delivery port 413 for secondary utilization. The oil filling port 414 is provided on the side of the lubrication box 46 for adding lubricating oil to the inside of the lubrication box 46. The plug 415 is slidably connected to the inside of the oil filling port 414 so that when the lubrication box 46 is working, the lubricating oil can be prevented from leaking through the oil filling port 414.

[0036] A limiting rod 416 is fixedly connected to the interior of the workbench 1. The circumferential surface of the limiting rod 416 penetrates the interior of the threaded sleeve 43 and is slidably connected to the interior of the threaded sleeve 43. The end of the threaded rod 42 away from the output shaft of the motor 41 is fixedly connected to a limiting plate 417. The circumferential surface of the limiting rod 416 penetrates the interior of the threaded sleeve 43 and is slidably connected to the interior of the threaded sleeve 43. The function of enabling the threaded sleeve 43 to achieve linear motion is to fix the limiting plate 417 on the end of the threaded rod 42 away from the output shaft of the motor 41 to limit the displacement distance of the threaded sleeve 43.

[0037] The end of the force-bearing rod 48 away from the lubrication box 46 is located on the displacement track of the push plate 45, and the interior of the collecting groove 412 is set as an inclined surface. The function of the end of the force-bearing rod 48 away from the lubrication box 46 being located on the displacement track of the push plate 45 is to ensure that the push plate 45 can push the force-bearing rod 48 during the movement, and the function of the interior of the collecting groove 412 being set as an inclined surface is to allow the lubricating oil inside the collecting groove 412 to slide through the inclined surface to the inside of the delivery port 413.

[0038] In this embodiment, when the thread rolling device 3 is in use, in order to reduce the friction and wear of the thread rolling device 3, the operator can first open the oil filling port 414 of the lubrication box 46 through the plug 415, add lubricating oil to the inside of the lubrication box 46 through the oil filling port 414, and then start the motor 41. The output shaft of the motor 41 rotates clockwise, and the output shaft of the motor 41 rotates clockwise to drive the threaded rod 42 to rotate clockwise, and the threaded sleeve 43 threadedly connected to the threaded rod 42 moves from left to right. The threaded sleeve 43 moves from left to right and drives the push plate 45 to move from left to right through the moving rod 44. The push plate 45 moves from left to right. During the movement, the force-bearing rod 48 is pushed, and the force-bearing rod 48 is pushed by the push plate 45, driving the extrusion plate 47 to move from left to right inside the lubrication box 46. At this time, the lubricating oil inside the lubrication box 46 is extruded by the extrusion plate 47 and transported to the inside of the first delivery pipe 49. The lubricating oil in the first delivery pipe 49 and the second delivery pipe 410 lubricates the thread rolling device 3. The used lubricating oil drips into the collection tank 412, slides through the inclined surface inside the collection tank 412 to the delivery port 413, and then enters the lubrication box 46 through the delivery port 413 for secondary utilization of the lubricating oil.

[0039] Example 2

[0040] like Figure 1-Figure 3 、 Figure 5As shown, based on the same concept as the above-mentioned embodiment 1, a feeding mechanism 5 is provided inside the workbench 1 of this embodiment, and the feeding mechanism 5 includes a rotating shaft 51, one end of the rotating shaft 51 is fixedly connected to the end of the threaded rod 42 away from the output shaft of the motor 41, and the other end of the rotating shaft 51 is fixedly connected to a centrifugal rod 52, and the end of the centrifugal rod 52 away from the rotating shaft 51 is fixedly connected to a conveying shaft 53, the circumferential surface of the conveying shaft 53 passes through the side of the workbench 1, and is rotatably connected to the side of the workbench 1, and the circumferential surface of the conveying shaft 53 is fixedly connected to the main The driving bevel gear 54 and the top of the workbench 1 are penetrated by a transmission shaft 55, and are rotatably connected to the circumferential surface of the transmission shaft 55. The circumferential surface of the transmission shaft 55 is fixedly connected to a driven bevel gear 56, the circumferential surface of the transmission shaft 55 is fixedly connected to a gear 57, the circumferential surface of the transmission shaft 55 is fixedly connected to a conveying disc 58, and the top of the workbench 1 is fixedly connected to a conveying rack 59. A feeding mechanism 5 is provided inside the workbench 1 to accurately feed the metal bar into the thread rolling device 3 for work, while reducing the labor generated by manual feeding.

[0041] The top of the workbench 1 is fixedly connected to a limiting frame 510, the top of the limiting frame 510 is fixedly connected to a limiting sleeve 511, and the top of the workbench 1 is fixedly connected to a supporting frame 512. The top of the limiting frame 510 is fixedly connected to the limiting sleeve 511 to prevent the metal bar from positional displacement during the feeding process, and the top of the workbench 1 is fixedly connected to the supporting frame 512 to transport the metal bar to the designated position through the supporting frame 512 after the work is completed.

[0042] The side of the workbench 1 is slidably connected with a baffle 513, and the side of the baffle 513 is penetrated by a hexagonal screw 514 and is slidably connected to the circumferential surface of the hexagonal screw 514. The circumferential surface of the hexagonal screw 514 is threadedly connected to the side of the workbench 1. The side of the workbench 1 is slidably connected with the baffle 513 to prevent accidents caused by operator misoperation. The circumferential surface of the hexagonal screw 514 is threadedly connected to the side of the workbench 1 to make the baffle 513 easy to disassemble. After disassembly, the components of the feeding mechanism 5 can be inspected and repaired.

[0043] The number of the transmission shaft 55, the gear 57 and the conveying tray 58 is set to two, and they are symmetrical with each other along the vertical center axis of the workbench 1. The number of the transmission shaft 55, the gear 57 and the conveying tray 58 is set to two, and they are symmetrical with each other along the vertical center axis of the workbench 1. The purpose is to transport the metal bars by bidirectional rotation of the conveying tray 58 of the two gears 57.

[0044] The circumferential surface of the driving bevel gear 54 and the circumferential surface of the driven bevel gear 56 mesh with each other to ensure that the driving bevel gear 54 can drive the driven bevel gear 56 to rotate when it rotates.

[0045] In this embodiment, in order to increase the accuracy of feeding the metal bar into the thread rolling device 3, the operator starts the motor 41, and the output shaft of the motor 41 rotates clockwise. The output shaft of the motor 41 rotates clockwise to drive the threaded rod 42 to rotate clockwise. The rotating shaft 51 fixed to one end of the threaded rod 42 rotates clockwise following the threaded rod 42. The rotating shaft 51 rotates clockwise through the centrifugal rod 52 to drive the conveying shaft 53 to rotate clockwise. The conveying shaft 53 rotates clockwise to drive the driving bevel gear 54 clockwise. Because the driving bevel gear 54 and the driven bevel gear 56 are engaged with each other, the driving bevel gear 54 rotates clockwise to drive the driven bevel gear 56. The bevel gear 56 is active counterclockwise, and the driven bevel gear 56 actively drives the transmission shaft 55 to rotate counterclockwise. The counterclockwise rotation of the transmission shaft 55 drives the gear 57 to rotate counterclockwise. Through the mutual engagement of the two gears 57, the counterclockwise rotation of the gear 57 drives the other gear 57 to rotate clockwise. At this time, the metal bar placed on the conveyor rack 59 is accurately conveyed to the working area of the thread rolling device 3 through the two conveyor discs 58 through the bidirectional rotation of the two conveyor discs 58. When the feeding mechanism 5 is used for a long time, the operator can remove the baffle 513 through the hexagonal screw 514 to inspect and repair the components of the feeding mechanism 5.

[0046] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A thread rolling mechanism of a thread rolling machine for fastener processing, characterized in that: It comprises a workbench (1), the top of the workbench (1) is fixedly connected to a mounting frame (2), a thread rolling device (3) is provided inside the mounting frame (2), and a lubrication mechanism (4) is provided inside the workbench (1); The lubrication mechanism (4) includes a motor (41), the side of the motor (41) is fixedly connected to the inner wall of the workbench (1), the output shaft of the motor (41) is fixedly connected to a threaded rod (42), the circumferential surface of the threaded rod (42) is threadedly connected to a threaded sleeve (43), the side of the threaded sleeve (43) is fixedly connected to a moving rod (44), the bottom of the moving rod (44) is fixedly connected to a push plate (45), the interior of the workbench (1) is fixedly connected to a lubrication box (46), the interior of the lubrication box (46) is slidably connected to an extrusion plate (47), the side of the extrusion plate (47) is fixedly connected to a force-bearing rod (48), the circumferential surface of the force-bearing rod (48) penetrates the side of the lubrication box (46), and is slidably connected to the side of the lubrication box (46), the side of the lubrication box (46) is fixedly penetrated by a first delivery pipe (49), and the side of the first delivery pipe (49) is fixedly penetrated by a second delivery pipe (410).

2. The thread rolling mechanism of a thread rolling machine for fastener processing according to claim 1, characterized in that: A return spring (411) is fixedly connected to the side of the lubrication box (46), and one end of the return spring (411) away from the side of the lubrication box (46) is fixedly connected to the circumferential surface of the force-bearing rod (48). A collection groove (412) is provided on the top of the workbench (1).

3. The thread rolling mechanism of a thread rolling machine for fastener processing according to claim 2, characterized in that: A delivery port (413) is provided on the side of the collecting tank (412), an oil filling port (414) is provided on the side of the lubrication box (46), and a plug (415) is slidably connected to the inside of the oil filling port (414).

4. The thread rolling mechanism of a thread rolling machine for fastener processing according to claim 3, characterized in that: A limiting rod (416) is fixedly connected to the interior of the workbench (1), the circumferential surface of the limiting rod (416) penetrates the interior of the threaded sleeve (43) and is slidably connected to the interior of the threaded sleeve (43), and one end of the threaded rod (42) away from the output shaft of the motor (41) is fixedly connected to a limiting plate (417).

5. The thread rolling mechanism of a thread rolling machine for fastener processing according to claim 4, characterized in that: One end of the force-bearing rod (48) away from the lubrication box (46) is located on the displacement track of the push plate (45), and the interior of the collecting groove (412) is configured as an inclined surface.

6. The thread rolling mechanism of a thread rolling machine for fastener processing according to claim 5, characterized in that: A feeding mechanism (5) is provided inside the workbench (1), and the feeding mechanism (5) includes a rotating shaft (51), one end of the rotating shaft (51) is fixedly connected to the end of the threaded rod (42) away from the output shaft of the motor (41), the other end of the rotating shaft (51) is fixedly connected to the centrifugal rod (52), and the end of the centrifugal rod (52) away from the rotating shaft (51) is fixedly connected to the conveying shaft (53), the circumferential surface of the conveying shaft (53) penetrates the side surface of the workbench (1), and rotates with the side surface of the workbench (1). The conveying shaft (53) is fixedly connected to a driving bevel gear (54) on its circumferential surface, a transmission shaft (55) is passed through the top of the workbench (1) and is rotatably connected to the circumferential surface of the transmission shaft (55), a driven bevel gear (56) is fixedly connected to the circumferential surface of the transmission shaft (55), a gear (57) is fixedly connected to the circumferential surface of the transmission shaft (55), a conveying disc (58) is fixedly connected to the circumferential surface of the transmission shaft (55), and a conveying frame (59) is fixedly connected to the top of the workbench (1).

7. The thread rolling mechanism of a thread rolling machine for fastener processing according to claim 6, characterized in that: The top of the workbench (1) is fixedly connected to a limiting frame (510), the top of the limiting frame (510) is fixedly connected to a limiting sleeve (511), and the top of the workbench (1) is fixedly connected to a supporting frame (512).

8. The thread rolling mechanism of a thread rolling machine for fastener processing according to claim 7, characterized in that: The side of the workbench (1) is slidably connected to a baffle (513), the side of the baffle (513) is penetrated by a hexagonal screw (514) and is slidably connected to the circumferential surface of the hexagonal screw (514), and the circumferential surface of the hexagonal screw (514) is threadedly connected to the side of the workbench (1).

9. The thread rolling mechanism of a thread rolling machine for fastener processing according to claim 8, characterized in that: The number of the transmission shaft (55), the gear (57) and the conveying plate (58) is set to two, and they are symmetrical to each other along the vertical center axis of the workbench (1).

10. The thread rolling mechanism of a thread rolling machine for fastener processing according to claim 9, characterized in that: The circumferential surface of the driving bevel gear (54) and the circumferential surface of the driven bevel gear (56) are meshed with each other.

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