CN221473412U - Gear shaft finish forging forming die - Google Patents
Gear shaft finish forging forming die Download PDFInfo
- Publication number
- CN221473412U CN221473412U CN202323340567.7U CN202323340567U CN221473412U CN 221473412 U CN221473412 U CN 221473412U CN 202323340567 U CN202323340567 U CN 202323340567U CN 221473412 U CN221473412 U CN 221473412U
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- gear
- gear shaft
- shaft
- plate
- bearing
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- 238000005242 forging Methods 0.000 title claims abstract description 47
- 238000009434 installation Methods 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of dies and discloses a gear shaft precision forging forming die which comprises a base, wherein the top of the base is connected with an installation table, a hydraulic cylinder is arranged at the top of the installation table, and an installation seat is arranged at the bottom of the installation table; the forging pressure head is inserted into the bottom of the inner cavity of the mounting seat; the hinge plate is fixedly arranged at the middle position of the bottom of the connecting plate, a bearing plate is arranged at the left lower corner of the front part of the mounting seat, and a protection stop lever is movably connected to the lower side of the rear part of the hinge plate through a bearing. This gear shaft finish forging forming die through adding the protection pin of establishing for when the pneumatic cylinder drives forging pressure head and last mould and forge gear shaft work piece from top to bottom, under the drive of first connecting rod and second connecting rod, make the protection pin carry out left and right reciprocating swing, thereby can prevent to take place the phenomenon that the tong contacted with the mistake at the in-process of forging, promoted the security of forming die processing.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a gear shaft precision forging forming die.
Background
The gear shaft is one of the key components of the high-speed heavy-duty driving device, and the strength reliability of the gear shaft directly influences the operation safety of the mechanical device. The forging is adopted for rough machining, so that a workpiece can obtain a good streamline structure and high strength. The gear shaft is relatively simple in structure, symmetrical about the central axis, the coarse gear at the head is close to the end, the rod part is provided with a stepped shaft characteristic, the gear shaft is placed in the lower die holder in the forging process, the upper die holder connected with the hydraulic rod moves downwards under the action of the hydraulic cylinder, and the upper die holder and the lower die holder are matched to hydraulically forge the gear shaft.
The common forming die is driven to reciprocate up and down by a hydraulic mechanism during processing, and meanwhile, the gear shaft precision forging die is required to continuously rotate to ensure the coaxiality of forging, so that the phenomenon of clamping or false touch in the forging process is easily caused, and further, the forming die has great potential safety hazards, and the repeated rotation during forging causes the whole forging process to be time-consuming and labor-consuming and cannot meet the working requirements of the forming die.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a gear shaft precision forging forming die for solving the technical problems.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: a gear shaft precision forging forming die, comprising:
The hydraulic cylinder is arranged at the top of the mounting table, and the mounting seat is arranged at the bottom of the mounting table;
the forging press head is inserted into the bottom of the inner cavity of the mounting seat, an upper die is mounted at the bottom of the forging press head, and a connecting plate is fixedly mounted at the middle position of the front part of the mounting seat;
The hinge plate is fixedly arranged at the middle position of the bottom of the connecting plate, a bearing plate is arranged at the left lower corner of the front part of the mounting seat, and a protection stop lever is movably connected to the lower side of the rear part of the hinge plate through a bearing;
The back plate is fixedly connected to the rear portion of the base, a motor is installed on the right side of the top of the back plate through a support, a main gear is coaxially and fixedly connected to a rotor of the motor, and a pinion is movably connected to the left side of the top of the back plate through a support.
Preferably, the left side of the front part of the bearing plate is movably connected with a first connecting rod through a bearing, the top of the first connecting rod is hinged with a second connecting rod through a bearing, and the bottom end of the second connecting rod is connected with the top of the protection stop lever.
Preferably, the bottom of protection pin is cylindrical setting, and the length of protection pin surpasss the bottom terminal surface of last mould, has prevented to take place tong and mistake in the in-process of forging and has touched the phenomenon, has promoted the security of forming die processing, the lower mould is installed with the corresponding position of last mould in the top of base.
Preferably, the main gear is meshed with the auxiliary gear, the right side of the auxiliary gear is coaxially and fixedly connected with a main shaft, and the right end of the main shaft is movably connected with a shaft lever through a bearing.
Preferably, the sleeve is sleeved outside the main shaft and the shaft rod, the clamping mechanism is arranged at the right end of the sleeve, the gear shaft workpiece is driven to rotate and move back and forth during forging through the clamping mechanism, the forging quality is improved, the operation steps are simplified, the transmission groove is formed in the left side of the inner cavity of the sleeve, and the first bevel gear is coaxially arranged in the middle of the shaft rod.
Preferably, the second conical tooth is arranged at the position, corresponding to the transmission groove, of the front part of the shaft body of the shaft rod, the deflector rod is fixedly connected to the outer side of the front part of the second conical tooth, and the deflector rod is inserted into the transmission groove, so that the sleeve can be driven to reciprocate left and right through the deflector rod and the transmission groove, and fine adjustment is facilitated in the forging process of the gear shaft.
(III) beneficial effects
Compared with the prior art, the utility model provides a gear shaft precision forging forming die, which has the following beneficial effects:
This gear shaft finish forging forming die through adding the protection pin of establishing for when the pneumatic cylinder drives forging pressure head and last mould and forge gear shaft work piece from top to bottom, under the drive of first connecting rod and second connecting rod, make the protection pin carry out left and right reciprocating swing, thereby can prevent the phenomenon that takes place tong and mistake touch at the in-process of forging, the security of forming die processing has been promoted, simultaneously drive the rotation of master gear through the motor, make accessible pinion drive main shaft and telescopic rotation, and under the cooperation of first bevel gear, make second bevel gear and driving telescopic left and right movement through the drive groove, make can drive gear shaft work piece and rotate and back-and-forth movement when forging, the quality of forging has been promoted, the operation step has been simplified simultaneously.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a mounting base according to the present utility model;
FIG. 3 is a schematic view of the top structure of the back plate of the present utility model;
FIG. 4 is a schematic cross-sectional view of a sleeve according to the present utility model.
In the figure: 1. a base; 2. a mounting table; 3. a hydraulic cylinder; 4. a mounting base; 5. forging a pressure head; 6. an upper die; 7. a connecting plate; 8. a hinged plate; 9. a protective stop lever; 10. a bearing plate; 11. a first link; 12. a second link; 13. a back plate; 14. a motor; 15. a main gear; 16. a pinion gear; 17. a main shaft; 18. a shaft lever; 19. a sleeve; 20. a first bevel gear; 21. a second bevel gear; 211. a deflector rod; 22. a transmission groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a technical scheme, which comprises a base 1, an installation table 2, a hydraulic cylinder 3, an installation seat 4, a forging press head 5, an upper die 6, a connecting plate 7, a hinged plate 8, a protection stop lever 9, a bearing plate 10, a first connecting rod 11, a second connecting rod 12, a back plate 13, a motor 14, a main gear 15, a pinion 16, a main shaft 17, a shaft lever 18, a sleeve 19, a first bevel 20, a second bevel 21, a deflector rod 211 and a transmission groove 22, wherein the base is provided with a plurality of grooves:
referring to fig. 1, a mounting table 2 is connected to the top of a base 1, a hydraulic cylinder 3 is installed on the top of the mounting table 2, and a mounting seat 4 is installed on the bottom of the mounting table 2;
Referring to fig. 2, a forging press head 5 is inserted into the bottom of the inner cavity of the mounting seat 4, an upper die 6 is mounted at the bottom of the forging press head 5, and a connecting plate 7 is fixedly mounted at the middle position of the front part of the mounting seat 4;
The hinge plate 8 is fixedly arranged at the middle position of the bottom of the connecting plate 7, the bearing plate 10 is arranged at the left lower corner of the front part of the mounting seat 4, the protection stop lever 9 is movably connected to the lower side of the rear part of the hinge plate 8 through a bearing, the first connecting rod 11 is movably connected to the left side of the front part of the bearing plate 10 through a bearing, the second connecting rod 12 is hinged to the top of the first connecting rod 11 through a bearing, the bottom end of the second connecting rod 12 is connected with the top of the protection stop lever 9, the bottom of the protection stop lever 9 is in a cylindrical shape, the length of the protection stop lever 9 exceeds the bottom end surface of the upper die 6, the lower die is arranged at the position of the top of the base 1 corresponding to the upper die 6, and when the hydraulic cylinder 3 drives the forging press head 5 and the upper die 6 to forge gear shaft workpieces up and down through the added protection stop lever 9, the protection stop lever 9 is driven by the first connecting rod 11 and the second connecting rod 12 to reciprocate left and right, so that the phenomenon of clamping and false touch in the forging process can be prevented, and the safety of the processing of the forming die is improved;
Referring to fig. 3, the back plate 13 is fixedly connected to the rear part of the base 1, the motor 14 is installed on the right side of the top of the back plate 13 through a bracket, the main gear 15 is coaxially and fixedly connected to the rotor of the motor 14, the auxiliary gear 16 is movably connected to the left side of the top of the back plate 13 through the bracket, the main gear 15 is meshed with the auxiliary gear 16, referring to fig. 4, the main shaft 17 is coaxially and fixedly connected to the right side of the auxiliary gear 16, the right end of the main shaft 17 is movably connected with the shaft lever 18 through a bearing, sleeves 19 are sleeved outside the main shaft 17 and the shaft lever 18, a clamping mechanism is installed at the right end of the sleeves 19, a transmission groove 22 is formed in the left side of an inner cavity of the sleeve 19, a first bevel gear 20 is coaxially installed in the middle of the shaft lever 18, a second bevel gear 21 is installed at the front part of the shaft lever 18 corresponding to the transmission groove 22, a driving lever 211 is fixedly connected to the outer side of the front part of the second bevel gear 21, the driving lever 211 is inserted into the transmission groove 22, the main gear 15 is driven to rotate through the motor 14, the main gear 17 and the sleeve 19 can be driven to rotate through the auxiliary gear 16, the sleeve 19 is driven to rotate, and the sleeve 19 is driven to rotate through the first bevel gear 20 and the second bevel gear 21 is driven to rotate, and the second bevel gear 21 is driven to rotate and the workpiece is driven to rotate, and the workpiece is driven to rotate and the workpiece to move in the front and the front step 19 is simultaneously, and the step of forging is simplified.
According to the scheme, the protection stop lever 9 is additionally arranged, when the hydraulic cylinder 3 drives the forging press head 5 and the upper die 6 to forge the gear shaft workpiece up and down, the protection stop lever 9 is driven by the first connecting rod 11 and the second connecting rod 12 to swing left and right in a reciprocating manner, so that the phenomenon of clamping and false touch in the forging process can be prevented, the safety of processing of the forming die is improved, the motor 14 drives the main gear 15 to rotate, the main shaft 17 and the sleeve 19 can be driven by the pinion 16 to rotate, the second conical gear 21 and the deflector rod 211 can drive the sleeve 19 to move left and right in the rotating process through the transmission groove 22 under the cooperation of the first conical gear 20, the gear shaft workpiece can be driven to rotate and move back and forth in the forging process, the forging quality is improved, and meanwhile, the operation steps are simplified.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a gear shaft finish forge forming die which characterized in that includes:
the hydraulic device comprises a base (1), wherein the top of the base (1) is connected with an installation table (2), a hydraulic cylinder (3) is arranged at the top of the installation table (2), and an installation seat (4) is arranged at the bottom of the installation table (2);
The forging press head (5) is inserted into the bottom of the inner cavity of the mounting seat (4), an upper die (6) is arranged at the bottom of the forging press head (5), and a connecting plate (7) is fixedly arranged at the middle position of the front part of the mounting seat (4);
The hinge plate (8) is fixedly arranged at the middle position of the bottom of the connecting plate (7), a supporting plate (10) is arranged at the left lower corner of the front part of the mounting seat (4), and a protection stop lever (9) is movably connected to the lower side of the rear part of the hinge plate (8) through a bearing;
The back plate (13) is fixedly connected to the rear portion of the base (1), a motor (14) is mounted on the right side of the top of the back plate (13) through a support, a main gear (15) is coaxially and fixedly connected to a rotor of the motor (14), and a secondary gear (16) is movably connected to the left side of the top of the back plate (13) through a support.
2. The gear shaft precision forging die as set forth in claim 1, wherein: the left side of the front part of the bearing plate (10) is movably connected with a first connecting rod (11) through a bearing, the top of the first connecting rod (11) is hinged with a second connecting rod (12) through a bearing, and the bottom end of the second connecting rod (12) is connected with the top of the protection stop lever (9).
3. The gear shaft precision forging die as set forth in claim 1, wherein: the bottom of protection pin (9) is cylindrical setting, and the length of protection pin (9) surpasses the bottom terminal surface of last mould (6), the lower mould is installed with the corresponding position of last mould (6) in the top of base (1).
4. The gear shaft precision forging die as set forth in claim 1, wherein: the main gear (15) is meshed with the auxiliary gear (16), a main shaft (17) is coaxially and fixedly connected to the right side of the auxiliary gear (16), and a shaft rod (18) is movably connected to the right end of the main shaft (17) through a bearing.
5. The gear shaft precision forging die as set forth in claim 4, wherein: the novel spindle is characterized in that sleeves (19) are sleeved outside the spindle (17) and the shaft lever (18), a clamping mechanism is arranged at the right end of each sleeve (19), a transmission groove (22) is formed in the left side of an inner cavity of each sleeve (19), and first bevel gears (20) are coaxially arranged in the middle of the shaft lever (18).
6. The gear shaft precision forging die as set forth in claim 5, wherein: the second conical teeth (21) are arranged at positions, corresponding to the transmission grooves (22), of the front parts of the rod bodies of the shaft rods (18), and the driving rods (211) are fixedly connected to the outer sides of the front parts of the second conical teeth (21), and the driving rods (211) are inserted into the transmission grooves (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323340567.7U CN221473412U (en) | 2023-12-06 | 2023-12-06 | Gear shaft finish forging forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323340567.7U CN221473412U (en) | 2023-12-06 | 2023-12-06 | Gear shaft finish forging forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221473412U true CN221473412U (en) | 2024-08-06 |
Family
ID=92353866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323340567.7U Active CN221473412U (en) | 2023-12-06 | 2023-12-06 | Gear shaft finish forging forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221473412U (en) |
-
2023
- 2023-12-06 CN CN202323340567.7U patent/CN221473412U/en active Active
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| GR01 | Patent grant |