Efficient forging equipment for hexagon bolt

Abstract

The invention relates to the field of bolt forging, in particular to efficient hexagon bolt forging equipment which comprises a machine body, an exchange mechanism is arranged in the machine body, a template mechanism is arranged in the exchange mechanism, a feeding mechanism is arranged on the upper surface of the machine body, and a cold forging mechanism is arranged in the exchange mechanism. The exchange mechanism comprises a rotating cavity, the rotating cavity is formed in the machine body, a template of a corresponding model is selected according to requirements, a to-be-machined part is inserted into the template, then the template is placed in a moving groove, and then driving equipment is started, so that the template is stored by a rotating disc through four storage grooves; bolts of different models can be continuously machined by rotating the rotating disc, the bolts are continuously discharged into the containing groove through transmission, the rotating disc drives the templates to rotate to the position of the forging assembly for forging machining, the unmachined templates can be driven to replace the machined templates through continuous rotation of the rotating disc, the machined templates are discharged, and therefore the bolts of different models can be continuously machined.

Description

Technical Field

[0001] The invention relates to the field of bolt forging, in particular to a high-efficiency forging device for hexagonal bolts. Background Art

[0002] A bolt is a cylindrical threaded mechanical part, consisting of a head and a cylindrical body with external threads on the screw. Bolts are indispensable in daily life and industrial manufacturing and are widely used. Hexagonal bolts are processed through material selection, spheroidizing (softening), shelling and descaling, cold drawing, cold forging, thread processing, heat treatment and surface treatment, and cold forging is a very critical step.

[0003] The forming templates of existing bolt forging equipment are fixed, so it is only necessary to transport the workpiece to be processed into the forming template before forging. This makes the model of the processed bolts fixed. When other models of bolts need to be processed, the entire equipment needs to be disassembled and adjusted, or other signal bolt forging machines need to be purchased, which makes the overall cost high. Therefore, it is necessary to propose an efficient forging equipment for hexagonal bolts. Summary of the invention

[0004] In view of the problems in the prior art, the present invention provides a high-efficiency forging device for hexagonal bolts.

[0005] The technical solution adopted by the present invention to solve the technical problem is: a high-efficiency forging device for hexagonal bolts, comprising a machine body, a switching mechanism is arranged inside the machine body, a template mechanism is arranged inside the switching mechanism, a feeding mechanism is arranged on the upper surface of the machine body, and a cold forging mechanism is arranged inside the switching mechanism; The exchange mechanism comprises a rotating cavity, the rotating cavity is provided inside the machine body, a rotating rod is rotatably connected to the cavity wall of the rotating cavity through a bearing, one end of the rotating rod extends into the rotating cavity and is fixedly sleeved with a rotating disk, four receiving grooves are provided on the rotating disk, the groove bottoms of the four receiving grooves are provided with a supporting cavity, a supporting plate is slidably connected in the supporting cavity, an installation groove is provided on the cavity wall of the supporting cavity, a spring is fixedly installed in the installation groove, one end of the spring extends into the supporting cavity and is fixedly connected to the supporting plate; The template mechanism comprises a template, the template is inserted into the receiving slot, a hexagonal slot is provided on the upper surface of the template, a forming slot is provided on the slot wall of the hexagonal slot, and a through hole is provided at the bottom of the forming slot; The feeding mechanism comprises a moving groove, the moving groove is provided on the upper surface of the machine body, a feeding hole is provided between the groove bottom edge of the moving groove and the rotating cavity, a driving cavity is provided at the groove bottom of the moving groove, the driving cavity is connected with the rotating cavity, three transmission wheels are rotatably connected between the cavity walls of the driving cavity through a rotating shaft, a transmission belt is provided between the three transmission wheels, a rubber roller is fixedly sleeved on one of the rotating shafts, and the rubber roller abuts against the rotating disk; The cold forging mechanism includes a fixed groove, which is opened on the cavity wall of the rotating cavity. A driving cylinder is fixedly installed on the top groove wall of the fixed groove. The output end of the driving cylinder is movably connected to a piston rod. One end of the piston rod extends into the fixed groove and is fixedly connected to a fixing ring. A hydraulic press is fixedly installed on the groove wall of the fixed groove, and a forging hammer is fixedly installed on the output end of the hydraulic press.

[0006] Specifically, a drive installation groove is opened on the cavity wall of the rotating cavity, a motor is fixedly installed in the drive installation groove, a rubber drive wheel is fixedly installed on the output end of the motor through a coupling, and the rubber drive wheel abuts against the rotating disk.

[0007] Specifically, a discharge hole is formed through the cavity wall at the lower end of the rotating cavity. The discharge hole is arranged in an inclined shape, and the opening of the discharge hole is arranged to pass through the outer wall of the body.

[0008] Specifically, the positions of the fixing groove and the receiving groove correspond to each other, and one end of the fixing ring extends into the receiving groove and abuts against the template.

[0009] Specifically, the fixing ring is sleeved on the outside of the forging hammer, and an opening at one end of the fixing ring coincides with a hexagonal groove on the template.

[0010] Specifically, anti-skid patterns are arranged on the outer side wall of the rotating disk, and the anti-skid patterns on the rotating disk abut against the rubber driving wheel and the rubber roller.

[0011] Specifically, the template matches the width of the movable groove, and the side diameter of the template matches the inner diameter of the feed hole.

[0012] Specifically, the bottom end of the template extends into the support cavity and abuts against the outer side wall of the support plate.

[0013] Beneficial effects of the present invention: The high-efficiency forging equipment for hexagonal bolts described in the present invention, when in use, selects a template of corresponding model according to demand, and then inserts the workpiece to be processed into the template, and then places the template in the movable groove, and then starts the driving device, so that the rotating disk respectively receives the template through the four receiving grooves, and continuously unloads the material into the receiving groove through transmission, and the rotating disk drives the template to rotate to the forging assembly position for forging processing, and the continuous rotation of the rotating disk will drive the unprocessed template to replace the processed template, and the processed template is discharged, so that bolts of different models can be continuously processed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0015] Figure 1 A schematic diagram of the forging state structure of a high-efficiency forging device for hexagonal bolts provided by the present invention; Figure 2 A schematic diagram of the structure of the replacement state of a high-efficiency forging device for hexagonal bolts provided by the present invention; Figure 3 A schematic diagram of the internal structure of a template for a high-efficiency forging device for hexagonal bolts provided by the present invention; Figure 4 A schematic diagram of the top view of the template of a high-efficiency forging device for hexagonal bolts provided by the present invention; Figure 5 A schematic diagram of the structure of a rotating disk of a high-efficiency forging device for hexagonal bolts provided by the present invention; Figure 6 A schematic structural diagram of a fixing ring of a hexagonal bolt high-efficiency forging device provided by the present invention; Figure 7 A high-efficiency forging device for hexagonal bolts provided by the present invention Figure 1 Schematic diagram of the enlarged structure of part A.

[0016] In the figure: 1, machine body; 21, rotating chamber; 22, rotating rod; 23, rotating disk; 24, receiving groove; 25, supporting chamber; 26, supporting plate; 27, mounting groove; 28, spring; 29, driving mounting groove; 210, motor; 211, rubber driving wheel; 212, discharge hole; 31, template; 32, hexagonal groove; 33, forming groove; 34, through hole; 41, fixing groove; 42, driving cylinder; 43, piston rod; 44, fixing ring; 45, hydraulic press; 46, forging hammer; 51, moving groove; 52, feeding hole; 53, driving chamber; 54, driving wheel; 55, driving belt; 56, rubber roller. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0018] like Figure 1-Figure 7 As shown, the hexagonal bolt high-efficiency forging equipment of the present invention comprises a machine body 1, a switching mechanism is arranged inside the machine body 1, a template mechanism is arranged inside the switching mechanism, a feeding mechanism is arranged on the upper surface of the machine body 1, and a cold forging mechanism is arranged inside the switching mechanism; The exchange mechanism includes a rotating chamber 21, which is provided inside the machine body 1. A rotating rod 22 is rotatably connected to the chamber wall of the rotating chamber 21 through a bearing. One end of the rotating rod 22 extends into the rotating chamber 21 and is fixedly sleeved with a rotating disk 23. Four receiving grooves 24 are provided on the rotating disk 23. The bottoms of the four receiving grooves 24 are all provided with a supporting chamber 25. A supporting plate 26 is slidably connected to the supporting chamber 25. An installation groove 27 is provided on the chamber wall of the supporting chamber 25. A spring 28 is fixedly installed in the installation groove 27. One end of the spring 28 extends into the supporting chamber 25 and is fixedly connected to the supporting plate 26. The template mechanism includes a template 31, which is inserted into the receiving groove 24. The upper surface of the template 31 is provided with a hexagonal groove 32, the groove wall of the hexagonal groove 32 is provided with a forming groove 33, and the groove bottom of the forming groove 33 is provided with a through hole 34; The feeding mechanism includes a moving groove 51, which is provided on the upper surface of the machine body 1. A feeding hole 52 is provided between the groove bottom edge of the moving groove 51 and the rotating chamber 21. A driving chamber 53 is provided at the groove bottom of the moving groove 51. The driving chamber 53 is connected to the rotating chamber 21. Three transmission wheels 54 are rotatably connected between the walls of the driving chamber 53 through a rotating shaft. A transmission belt 55 is connected between the three transmission wheels 54. A rubber roller 56 is fixedly sleeved on one of the rotating shafts, and the rubber roller 56 abuts against the rotating disk 23. The cold forging mechanism includes a fixed groove 41, which is opened on the cavity wall of the rotating cavity 21. A driving cylinder 42 is fixedly installed on the top groove wall of the fixed groove 41. A piston rod 43 is movably connected to the output end of the driving cylinder 42. One end of the piston rod 43 extends into the fixed groove 41 and is fixedly connected to a fixing ring 44. A hydraulic press 45 is fixedly installed on the groove wall of the fixed groove 41, and a forging hammer 46 is fixedly installed at the output end of the hydraulic press 45.

[0019] Among them, a driving installation groove 29 is opened on the cavity wall of the rotating cavity 21, and a motor 210 is fixedly installed in the driving installation groove 29. A rubber driving wheel 211 is fixedly installed on the output end of the motor 210 through a coupling. The rubber driving wheel 211 is against the rotating disk 23. Anti-skid patterns are set on the outer wall of the rotating disk 23, and the anti-skid patterns on the rotating disk 23 are against the rubber driving wheel 211 and the rubber roller 56. The motor 210 drives the rotating disk 23 to rotate through the rubber driving wheel 211, and the rotating disk 23 drives the transmission wheel 54 to rotate through the rubber roller 56.

[0020] Among them, a discharge hole 212 is opened through the lower end cavity wall of the rotating cavity 21, the discharge hole 212 is set in an inclined shape, and the orifice of the discharge hole 212 is set through the outer wall of the body 1. The support plate 26 can be pushed by the spring 28, and the support plate 26 pushes the template 31 to descend and fall into the discharge hole 212 for discharge.

[0021] The fixing groove 41 corresponds to the receiving groove 24 , and one end of the fixing ring 44 extends into the receiving groove 24 and abuts against the template 31 , thereby facilitating the alignment of the fixing ring 44 and the forging hammer 46 with the template 31 .

[0022] Among them, the fixing ring 44 is sleeved on the outside of the forging hammer 46, and one end opening of the fixing ring 44 coincides with the notch of the hexagonal groove 32 on the template 31, so that when the forging hammer 46 hammers the workpiece into the hexagonal groove 32 and the forming groove 33, the fixing ring 44 can restrain the workpiece and prevent the workpiece from spreading outward.

[0023] in.

[0024] Among them, the template 31 matches the width of the movable groove 51, the side diameter of the template 31 matches the inner diameter of the discharge hole 52, and the transmission belt 55 will drive the template 31 to move parallel in the movable groove 51 during transmission, and until the template 31 is pushed against the groove wall of the movable groove 51, at this time, the template 31 will overlap with the discharge hole 52, and the template 31 can be slid into the rotating cavity 21 through the discharge hole 52, and enter the receiving groove 24 when it overlaps with the receiving groove 24.

[0025] Among them, the bottom end of the template 31 extends into the support cavity 25 and abuts against the outer wall of the support plate 26, so that when the support plate 26 abuts against the cavity wall of the support cavity 25, the support plate 26 can support the bottom of the template 31, so that the template 31 maintains its position, thereby facilitating the forging hammer 46 to hammer the workpiece, thereby hammering the workpiece into the forming groove 33 and the hexagonal groove 32 inside the template 31.

[0026] When in use, a template 31 of a corresponding model is selected according to the needs, and then the workpiece to be processed is inserted into the template 31, and then a plurality of templates 31 are placed in the movable groove 51, and the template 31 falls into the rotating cavity 21 through the discharge hole 52 and slides into the receiving groove 24; at this time, the motor 210 can be started, and the motor 210 will drive the rubber driving wheel 211 to rotate, and the rubber driving wheel 211 will drive the rotating disk 23 to rotate by contacting with the rotating disk 23, and the angle of the rotating disk 23 will rotate 90°, and drive the template 31 The rotating disk 23 rotates to a position that coincides with the fixed groove 41. At the same time, the rotating disk 23 drives the transmission wheel 54 to rotate by contacting with the rubber roller 56, and the transmission wheel 54 drives the transmission belt 55 to move, and the transmission belt 55 drives the template 31 on its surface to move, and the template 31 is pushed to the position of the unloading hole 52. At this time, the template 31 will unload and fall into the backup storage groove 24 at the rear; at the same time, the driving cylinder 42 is first started, and the driving cylinder 42 pushes the fixing ring 44 through the piston rod 43, and the fixing ring 44 moves to the storage hole 52. The mold 31 is pushed into the receiving groove 24, and the template 31 pushes the support plate 26 to abut against the support cavity 25. The support plate 26 supports the template 31 so that the template 31 remains in position. At this time, the hydraulic press 45 is started, and the hydraulic press 45 hammers the workpiece through the forging hammer 46, and then hammers it into the hexagonal groove 32 and the forming groove 33 for forging and forming. After the processing is completed, the motor 210 is started again to drive the rotating disk 23 to rotate, so that the blank receiving groove 24 moves to the position corresponding to the blanking hole 52 for forging. Feed the material, and the receiving groove 24 of the feeding template 31 moves to the position corresponding to the forging hammer 46 for forging, and the forged workpiece and the template 31 move to the position corresponding to the discharge hole 212. At this time, the spring 28 pushes the support plate 26, and the support plate 26 pushes the template 31 down and falls into the discharge hole 212 for discharge. After that, the above operations can be repeated for continuous and efficient processing, and the discharged template 31 can be inserted with a rod through the through hole 34, thereby pushing the workpiece out of the template 31, and the forging of bolts of different types can be completed.

[0027] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A high-efficiency forging device for hexagonal bolts, comprising a machine body (1), characterized in that: The machine body (1) is provided with a replacement mechanism inside, a template mechanism is provided inside the replacement mechanism, a feeding mechanism is provided on the upper surface of the machine body (1), and a cold forging mechanism is provided inside the replacement mechanism; The exchange mechanism comprises a rotating chamber (21), the rotating chamber (21) being arranged inside the machine body (1), a rotating rod (22) being rotatably connected to the chamber wall of the rotating chamber (21) via a bearing, one end of the rotating rod (22) extending into the rotating chamber (21) and being fixedly sleeved with a rotating disk (23), the rotating disk (23) being provided with four receiving grooves (24), the bottoms of the four receiving grooves (24) being provided with a supporting chamber (25), a supporting plate (26) being slidably connected to the supporting chamber (25), a mounting groove (27) being arranged on the chamber wall of the supporting chamber (25), a spring (28) being fixedly mounted in the mounting groove (27), one end of the spring (28) extending into the supporting chamber (25) and being fixedly connected to the supporting plate (26); The template mechanism comprises a template (31), the template (31) is inserted into the storage groove (24), a hexagonal groove (32) is provided on the upper surface of the template (31), a forming groove (33) is provided on the groove wall of the hexagonal groove (32), and a through hole (34) is provided at the groove bottom of the forming groove (33); The feeding mechanism comprises a movable groove (51), the movable groove (51) being provided on the upper surface of the machine body (1), a feeding hole (52) penetrating between the groove bottom edge of the movable groove (51) and the rotating cavity (21), a driving cavity (53) penetrating through the groove bottom of the movable groove (51), the driving cavity (53) being connected to the rotating cavity (21), three transmission wheels (54) being rotatably connected between the cavity walls of the driving cavity (53) via a rotating shaft, a transmission belt (55) being transmission-connected between the three transmission wheels (54), one of the rotating shafts being fixedly sleeved with a rubber roller (56), the rubber roller (56) being in contact with the rotating disk (23); The cold forging mechanism comprises a fixed groove (41), wherein the fixed groove (41) is formed on the cavity wall of the rotating cavity (21), a driving cylinder (42) is fixedly mounted on the top groove wall of the fixed groove (41), an output end of the driving cylinder (42) is movably connected to a piston rod (43), one end of the piston rod (43) extends into the fixed groove (41) and is fixedly connected to a fixing ring (44), a hydraulic press (45) is fixedly mounted on the groove wall of the fixed groove (41), and a forging hammer (46) is fixedly mounted on the output end of the hydraulic press (45).

2. The high-efficiency forging equipment for hexagonal bolts according to claim 1 is characterized in that: A drive installation groove (29) is provided on the cavity wall of the rotating cavity (21), a motor (210) is fixedly installed in the drive installation groove (29), a rubber drive wheel (211) is fixedly installed at the output end of the motor (210) via a coupling, and the rubber drive wheel (211) abuts against the rotating disk (23).

3. The high-efficiency forging equipment for hexagonal bolts according to claim 1 is characterized in that: A discharge hole (212) is provided through the cavity wall at the lower end of the rotating cavity (21); the discharge hole (212) is arranged in an inclined shape, and the opening of the discharge hole (212) is arranged through the outer wall of the machine body (1).

4. The high-efficiency forging equipment for hexagonal bolts according to claim 1 is characterized in that: The fixing groove (41) corresponds to the position of the receiving groove (24), and one end of the fixing ring (44) extends into the receiving groove (24) and abuts against the template (31).

5. The high-efficiency forging equipment for hexagonal bolts according to claim 1 is characterized in that: The fixing ring (44) is sleeved on the outside of the forging hammer (46), and an opening at one end of the fixing ring (44) coincides with a notch of the hexagonal groove (32) on the template (31).

6. The high-efficiency forging equipment for hexagonal bolts according to claim 1 is characterized in that: Anti-skid grooves are provided on the outer side wall of the rotating disk (23), and the anti-skid grooves on the rotating disk (23) abut against the rubber driving wheel (211) and the rubber roller (56).

7. The high-efficiency forging equipment for hexagonal bolts according to claim 1 is characterized in that: The template (31) matches the width of the movable groove (51), and the side diameter of the template (31) matches the inner diameter of the feed hole (52).

8. The high-efficiency forging equipment for hexagonal bolts according to claim 1 is characterized in that: The bottom end of the template (31) extends into the support cavity (25) and abuts against the outer side wall of the support plate (26).

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