CN216828437U - Forming mechanism of thread rolling machine - Google Patents

Forming mechanism of thread rolling machine Download PDF

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Publication number
CN216828437U
CN216828437U CN202122730918.XU CN202122730918U CN216828437U CN 216828437 U CN216828437 U CN 216828437U CN 202122730918 U CN202122730918 U CN 202122730918U CN 216828437 U CN216828437 U CN 216828437U
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China
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feeding
driving
fit
chain
rolling machine
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CN202122730918.XU
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陈月林
吕炳强
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Foshan Heling Mechanical Equipment Co ltd
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Foshan Heling Mechanical Equipment Co ltd
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Abstract

The utility model relates to the field of hardware product production, and particularly discloses a forming mechanism of a thread rolling machine. The forming mechanism of the thread rolling machine comprises a driving mechanism for processing materials, a driving sliding plate is arranged at the bottom of a driving connecting rod, an upper forming die for forming the materials is fixed at the bottom of the driving sliding plate, a lower forming die for fixing the materials is arranged at the bottom of the upper forming die, the driving mechanism comprises a first chain in power fit with a main motor, a feeding mechanism which is in driving fit with the first chain and used for feeding is arranged at the bottom of the first chain, the feeding mechanism comprises an ejector rod, a discharging mechanism which is in driving fit with the first chain and used for discharging is arranged at the top of the first chain, and the discharging mechanism comprises a material pushing plate. Through mutually supporting of actuating mechanism, feeding mechanism and discharge mechanism, accomplish the task that three machines need be accomplished respectively, output is higher, and speed is faster, and the spoilage is lower, saves manpower resources better and realizes efficient production, has reduced manufacturing cost.

Description

Forming mechanism of thread rolling machine
Technical Field
The utility model relates to the field of hardware product production, in particular to a U-shaped screw rod thread rolling structure.
Background
The thread rolling machine is a processing device for the outer surface of a cylindrical workpiece, the thread rolling machine has the main function of thread rolling, the thread rolling is performed by two same thread rolling surfaces which have the same thread shape with the thread shape of a bolt, the thread shape is the same as the thread shape of the bolt, when the thread rolling plates move mutually, a bolt blank between the two thread rolling plates is rolled out of threads, the thread rolling plates finish the processing of one bolt thread in a reciprocating mode, the speed is quite high, and the thread rolling is mainly used for processing small bolts.
At present, three machines are needed for cooperation in coordination for the thread rolling machine for producing hardware products of U-shaped lead screws, so that the occupied area is large, the workshop production environment is wasted, the production efficiency is not high, the rapid forming is difficult to realize, and the waste of human resources is serious, therefore, the thread rolling machine which is efficient, the production speed is accelerated, and the production efficiency is improved is very necessary to research.
The technical problem to be solved by the application is as follows: how to enable one thread rolling machine to finish the thread rolling process of three machines.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a forming mechanism of a thread rolling machine, which is efficient and quick and does not need three machines to finish step by step.
The technical scheme adopted by the utility model is as follows: a forming mechanism of a thread rolling machine, which comprises a frame, the main motor is in transmission fit with the driving connecting rod through the driving mechanism, a driving sliding plate is arranged at the bottom of the driving connecting rod, an upper forming die used for forming materials is fixed at the bottom of the driving sliding plate, a lower forming die used for fixing the materials is arranged at the bottom of the upper forming die, the driving mechanism comprises a first chain in power fit with the main motor, a feeding mechanism in driving fit with the first chain and used for feeding is arranged at the bottom of the first chain, the feeding mechanism comprises an ejector rod, the ejector rod is located on one side of the lower forming die and in clearance fit with the lower forming die, the lower forming die is fixed on the rack, a discharging mechanism in driving fit with the first chain and used for discharging is arranged at the top of the first chain, the discharging mechanism comprises a material pushing plate and is located on one adjacent side of the lower forming die and in sliding fit with the lower forming die.
In some embodiments, the driving mechanism further includes a reduction gearbox, the output end of the reduction gearbox is provided with a connecting sleeve, the connecting sleeve is sleeved with a pushing cam, and an eccentric disc main shaft which is rotatably matched with the driving connecting rod is installed outside the pushing cam. The lower forming die is further provided with a groove for fixing materials, the driving connecting rod is arranged on the outer side of the central point of the eccentric disc main shaft, the eccentric disc main shaft is driven to rotate by the operation of the main motor, the driving connecting rod can move up and down, the driving connecting rod is responsible for bearing the eccentric disc main shaft and the upper forming die and plays a role in adjustment, and the upper forming die is pressed downwards until the upper forming die penetrates into the bottom area of the lower forming die, so that straight materials are pressed to be in a U shape.
In some embodiments, the feeding mechanism further comprises an upper transmission chain wheel and a lower transmission chain wheel which are respectively connected with two ends of the first chain in a meshed mode, a feeding eccentric disc is fixed on one side of the lower transmission chain wheel, and the feeding eccentric disc is provided with a feeding pull rod which is matched with the feeding eccentric disc in a rotating mode. The rotation of the upper transmission chain wheel can drive the lower transmission chain wheel at the other end of the first chain to rotate, so that the feeding eccentric disc pulls the feeding pull rod to move back and forth.
In some embodiments, the feeding pull rod is provided with a feeding guide plate welded with the feeding pull rod, the bottom end of the feeding guide plate is provided with a guide rail in sliding fit with the feeding guide plate, the guide rail is clamped with the feeding guide plate, and the feeding guide plate is welded with the ejector rod. The feeding guide plate can be driven to move on the guide rail along the track of the guide rail by the back and forth movement of the feeding pull rod, so that the subsequent steps can be completed conveniently.
In some embodiments, one side of the feeding guide plate is provided with a feeding knife, the top of the feeding knife is provided with a material storage box, and the inside of the material storage box is provided with a groove for material descending. The material falls down from the open groove in the material storage box when passing through the material storage box, and the movement of the feeding knife provides limit for the material so that the material can successfully reach the lower forming die.
In some embodiments, the bottom of the feeding knife is provided with a pulley, the feeding knife is in limit fit with the feeding guide plate through the pulley, the feeding knife is in an L-shaped structure, and the bottom of the feeding knife is also provided with a track in sliding fit with the feeding knife. The track at the bottom of the feeding knife can enable the feeding knife to move more conveniently.
In some embodiments, one side of the feeding guide plate, which is close to the feeding knife, is of a ladder-shaped structure, one side of the feeding knife, which is close to the storage box, is provided with a spring fixed with the storage box, and the feeding knife is in limit fit with the storage box through the spring. When the feeding guide plate moves towards the feeding knife, the contact area between the trapezoidal notch of the cross section of the feeding guide plate and the feeding knife is increased, the feeding knife can move forwards, when the feeding guide plate moves reversely, the contact area between the trapezoidal notch of the cross section of the feeding guide plate and the feeding knife is reduced, the feeding knife is jacked to move towards the material storage box under the action of the spring, a track entering towards the lower forming die is provided for materials, and the ejector rod can push the materials into the lower forming die along with the moving direction of the feeding guide plate.
In some embodiments, a material receiving hopper for feeding materials and provided with an opening inside is arranged on one side of the material storage box, a second chain for conveying the materials is arranged in the material receiving hopper, and a secondary motor in driving fit with the second chain is installed on one side of the second chain.
In some embodiments, the discharging mechanism further includes a pushing sliding plate rotationally matched with the pushing cam, a pushing connecting rod is fixed at the bottom of the pushing sliding plate, and a pushing lever for driving the pushing plate is arranged at the bottom of the pushing connecting rod.
In some embodiments, the pushing lever is rotationally engaged with the frame, and the pushing lever is in an L-shaped structure.
The utility model has the beneficial effects that: according to the forming mechanism of the thread rolling machine, the tasks required to be completed by three machines are respectively completed through the mutual matching of the driving mechanism, the feeding mechanism and the discharging mechanism, the yield is higher, the speed is higher, the damage rate is lower, the occupied space of a production workshop can be saved, the manpower resources are better saved, the high-efficiency production is realized, and the production cost is reduced.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a schematic cross-sectional view at A in FIG. 3 according to the present invention.
In the figure: 1. a receiving hopper; 2. a secondary motor; 3. a second chain; 4. a main motor; 5. a reduction gearbox; 6. Connecting sleeves; 7. a first chain; 8. an eccentric disc main shaft; 9. a drive link; 10. driving the slide plate; 11. An upper forming die; 12. a pusher cam; 13. an upper drive sprocket; 14. a lower drive sprocket; 15. feeding an eccentric disc; 16. a guide rail; 17. a feeding pull rod; 18. a feeding guide plate; 19. a top rod; 20. a material storage box; 21. a feeding knife; 22. a lower forming die; 23. a material pushing sliding plate; 24. a material pushing connecting rod; 25. a pushing lever; 26. a material pushing plate; 27. and a frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a tooth rolling machine forming mechanism comprises a rack 27, a main motor 4, a driving connecting rod 9 and a driving mechanism for processing materials, wherein the main motor 4 is in transmission fit with the driving connecting rod 9 through the driving mechanism, a driving sliding plate 10 is arranged at the bottom of the driving connecting rod 9, an upper forming die 11 for forming the materials is fixed at the bottom of the driving sliding plate 10, a lower forming die 22 for fixing the materials is arranged at the bottom of the upper forming die 11, the driving mechanism comprises a first chain 7 in power fit with the main motor 4, a feeding mechanism which is in driving fit with the first chain 7 and used for feeding is arranged at the bottom of the first chain 7, the feeding mechanism comprises an ejector rod 19, the ejector rod 19 is positioned at one side of the lower forming die 22 and in clearance fit with the lower forming die 22, the lower forming die 22 is fixed on the rack 27, a discharging mechanism which is in driving fit with the first chain 7 and used for discharging is arranged at the top of the first chain 7, the discharging mechanism comprises a material pushing plate 26, located adjacent one side of the lower forming die 22 and in sliding engagement with the lower forming die 22.
The driving mechanism further comprises a reduction gearbox 5, a connecting sleeve 6 is arranged at the output end of the reduction gearbox 5, a material pushing cam 12 is sleeved outside the connecting sleeve 6, and an eccentric disc main shaft 8 which is in running fit with the driving connecting rod 9 is installed outside the material pushing cam 12. The lower forming die 22 is further provided with a groove for fixing materials, the driving connecting rod 9 is arranged on the outer side of the central point of the eccentric disc main shaft 8, the eccentric disc main shaft 8 is driven to rotate by the operation of the main motor 4, the driving connecting rod 9 can move up and down, the driving connecting rod 9 is responsible for bearing the eccentric disc main shaft 8 and the upper forming die 11 and plays a role in adjustment, and the upper forming die 11 is pressed downwards until the upper forming die 11 penetrates into the bottom area of the lower forming die 22, so that straight materials are pressed to be in a U shape.
The feeding mechanism further comprises an upper transmission chain wheel 13 and a lower transmission chain wheel 14 which are respectively connected with the two ends of the first chain 7 in a meshed mode, a feeding eccentric disc 15 is fixed on one side of the lower transmission chain wheel 14, and a feeding pull rod 17 which is matched with the feeding eccentric disc 15 in a rotating mode is arranged on the feeding eccentric disc 15. The rotation of the upper transmission chain wheel 13 can drive the lower transmission chain wheel 14 at the other end of the first chain 7 to rotate, so that the feeding eccentric disc 15 pulls the feeding pull rod 17 to move back and forth.
The feeding pull rod 17 is provided with a feeding guide plate 18 welded with the feeding pull rod 17, the bottom end of the feeding guide plate 18 is provided with a guide rail 16 in sliding fit with the feeding guide plate 18, the guide rail 16 is clamped with the feeding guide plate 18, and the feeding guide plate 18 is welded with the ejector rod 19. The feed guide 18 can be driven to move along the track of the guide rail 16 on the guide rail 16 by the back and forth movement of the feed pull rod 17, so that the subsequent steps can be conveniently completed.
A feeding knife 21 is arranged on one side of the feeding guide plate 18, a material storage box 20 is arranged at the top of the feeding knife 21, and a slot for descending materials is formed in the material storage box 20. When the material passes through the material storage box 20, the material falls from the groove in the material storage box 20 and is limited by the movement of the feeding knife 21, so that the material can successfully reach the lower forming die 22.
The bottom of the feeding knife 21 is provided with a pulley, the feeding knife 21 is in limit fit with the feeding guide plate 18 through the pulley, the feeding knife 21 is in an L-shaped structure, and the bottom of the feeding knife 21 is also provided with a track in sliding fit with the feeding knife 21. The track at the bottom of the feeding knife 21 can make the feeding knife 21 move more conveniently.
One side of the feeding guide plate 18 close to the feeding knife 21 is in a trapezoidal structure, one side of the feeding knife 21 close to the storage box 20 is provided with a spring fixed with the storage box 20, and the feeding knife 21 is in limit fit with the storage box 20 through the spring. When the feeding guide plate 18 moves towards the feeding knife 21, the contact area between the trapezoidal notch of the cross section of the feeding guide plate and the feeding knife 21 is increased, the feeding knife 21 can move forwards, when the feeding guide plate 18 moves reversely, the contact area between the trapezoidal notch of the cross section of the feeding guide plate and the feeding knife 21 is decreased, the feeding knife 21 is propped to move towards the material storage box 20 under the action of the spring, so that a track for materials to enter towards the lower forming die 22 is provided for the materials, and the ejector rod 19 pushes the materials into the lower forming die 22 along with the moving direction of the feeding guide plate 18.
One side of the storage box 20 is provided with a receiving hopper 1 which is used for feeding materials and is internally provided with an opening, a second chain 3 used for conveying the materials is arranged in the receiving hopper 1, and one side of the second chain 3 is provided with an auxiliary motor 2 which is matched with the second chain 3 in a driving way.
The discharging mechanism further comprises a pushing sliding plate 23 which is in running fit with the pushing cam 12, a pushing connecting rod 24 is fixed at the bottom of the pushing sliding plate 23, and a pushing lever 25 for driving a pushing plate 26 is arranged at the bottom of the pushing connecting rod 24.
The material pushing lever 25 is rotationally matched with the frame 27, and the material pushing lever 25 is in an L-shaped structure
The working principle and the using process of the utility model are as follows: the screw rod to be processed is driven to a second chain 3 through a material receiving hopper 1, the second chain 3 is driven by a secondary motor 2 to drive the screw rod to a material storage box 20, a main motor 4 drives a reduction gearbox 5 to perform a speed reduction process, an output shaft transmits power to an eccentric disc main shaft 8 through a connecting sleeve 6 so as to drive a material pushing connecting rod 24 and an upper forming die 11 on a material pushing sliding plate 23 to perform an up-and-down motion, an upper transmission chain wheel 13 connected with the eccentric disc main shaft 8 drives a lower transmission chain wheel 14 and a material feeding eccentric disc 15 to rotate, the material feeding eccentric disc 15 is connected with a material feeding guide plate 18 on a guide rail 16 through a material feeding pull rod 17 to control a material feeding knife 21 to push the screw rod in the material storage box 20 to a groove of an ejector rod 19, the material feeding pull rod 17 simultaneously drives the ejector rod 19 to push the screw rod in the groove to a lower forming die 22, and the upper forming die 11 moves up and down to form the screw rod, the pushing slide plate 23 is moved up and down by the pushing cam 12 on the eccentric disc main shaft 8, the pushing lever 25 is driven by the pushing connecting rod 24 to make the pushing plate 26 move back and forth, and the pushing plate pushes out the screw rod formed in the lower forming die 22 when moving forward.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The tooth rolling machine forming mechanism comprises a rack (27), a main motor (4) and a driving connecting rod (9), and is characterized by further comprising a driving mechanism for processing materials, wherein the main motor (4) is in transmission fit with the driving connecting rod (9) through the driving mechanism, a driving sliding plate (10) is arranged at the bottom of the driving connecting rod (9), an upper forming die (11) for forming the materials is fixed at the bottom of the driving sliding plate (10), a lower forming die (22) for fixing the materials is arranged at the bottom of the upper forming die (11), the driving mechanism comprises a first chain (7) in power fit with the main motor (4), a feeding mechanism which is in driving fit with the first chain (7) and is used for feeding is arranged at the bottom of the first chain (7), the feeding mechanism comprises an ejector rod (19), the ejector rod (19) is positioned on one side of the lower forming die (22) and is in clearance fit with the lower forming die (22), the lower forming die (22) is fixed on the rack (27), a discharging mechanism which is in driving fit with the first chain (7) and used for discharging is arranged at the top of the first chain (7), the discharging mechanism comprises a material pushing plate (26), and the material pushing plate is located on one adjacent side of the lower forming die (22) and is in sliding fit with the lower forming die (22).
2. The forming mechanism of the thread rolling machine according to claim 1, characterized in that: the driving mechanism further comprises a reduction gearbox (5), a connecting sleeve (6) is arranged at the output end of the reduction gearbox (5), a material pushing cam (12) is sleeved outside the connecting sleeve (6), and an eccentric disc main shaft (8) which is in running fit with the driving connecting rod (9) is installed outside the material pushing cam (12).
3. The forming mechanism of the thread rolling machine according to claim 1, characterized in that: feeding mechanism still includes last driving sprocket (13) and lower driving sprocket (14) that are connected with first chain (7) both ends meshing respectively, lower driving sprocket (14) one side is fixed with pay-off eccentric disc (15), pay-off eccentric disc (15) are equipped with pay-off eccentric disc (15) rotation fit's pay-off pull rod (17).
4. The forming mechanism of the thread rolling machine according to claim 3, characterized in that: pay-off pull rod (17) are equipped with pay-off pull rod (17) welded pay-off baffle (18), pay-off baffle (18) bottom is equipped with guide rail (16) with pay-off baffle (18) sliding fit, guide rail (16) and pay-off baffle (18) joint, pay-off baffle (18) and ejector pin (19) welding.
5. The forming mechanism of the thread rolling machine according to claim 4, characterized in that: the feeding guide plate is characterized in that a feeding knife (21) is arranged on one side of the feeding guide plate (18), a material storage box (20) is arranged on the top of the feeding knife (21), and a groove for descending materials is formed in the material storage box (20).
6. The forming mechanism of the thread rolling machine according to claim 5, characterized in that: the feeding device is characterized in that a pulley is installed at the bottom of the feeding knife (21), the feeding knife (21) is in limit fit with the feeding guide plate (18) through the pulley, the feeding knife (21) is of an L-shaped structure, and a track in sliding fit with the feeding knife (21) is further arranged at the bottom of the feeding knife (21).
7. The forming mechanism of the thread rolling machine according to claim 6, characterized in that: one side of the feeding guide plate (18) close to the feeding knife (21) is of a trapezoidal structure, one side of the feeding knife (21) close to the storage box (20) is provided with a spring fixed with the storage box (20), and the feeding knife (21) is in limit fit with the storage box (20) through the spring.
8. The forming mechanism of the thread rolling machine according to claim 7, characterized in that: the material storage box is characterized in that a material receiving hopper (1) used for feeding and provided with an opening inside is arranged on one side of the material storage box (20), a second chain (3) used for conveying materials is arranged in the material receiving hopper (1), and an auxiliary motor (2) in driving fit with the second chain (3) is installed on one side of the second chain (3).
9. The forming mechanism of the thread rolling machine according to claim 2, characterized in that: the discharging mechanism further comprises a pushing sliding plate (23) which is in running fit with the pushing cam (12), a pushing connecting rod (24) is fixed at the bottom of the pushing sliding plate (23), and a pushing lever (25) used for driving a pushing plate (26) is arranged at the bottom of the pushing connecting rod (24).
10. The forming mechanism of the thread rolling machine according to claim 9, characterized in that: the material pushing lever (25) is in rotating fit with the rack (27), and the material pushing lever (25) is of an L-shaped structure.
CN202122730918.XU 2021-11-09 2021-11-09 Forming mechanism of thread rolling machine Active CN216828437U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122730918.XU CN216828437U (en) 2021-11-09 2021-11-09 Forming mechanism of thread rolling machine

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Application Number Priority Date Filing Date Title
CN202122730918.XU CN216828437U (en) 2021-11-09 2021-11-09 Forming mechanism of thread rolling machine

Publications (1)

Publication Number Publication Date
CN216828437U true CN216828437U (en) 2022-06-28

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CN202122730918.XU Active CN216828437U (en) 2021-11-09 2021-11-09 Forming mechanism of thread rolling machine

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115647253A (en) * 2022-10-27 2023-01-31 桐乡展裕电子科技有限公司 Stainless steel screw production device and method
CN117583780A (en) * 2023-11-23 2024-02-23 广东益鼎机器人有限公司 Welding mechanism for double-cam driving curve track

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115647253A (en) * 2022-10-27 2023-01-31 桐乡展裕电子科技有限公司 Stainless steel screw production device and method
CN117583780A (en) * 2023-11-23 2024-02-23 广东益鼎机器人有限公司 Welding mechanism for double-cam driving curve track
CN117583780B (en) * 2023-11-23 2024-05-07 广东益鼎机器人有限公司 Welding mechanism for double-cam driving curve track

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