CN220196244U - Novel eccentric shaft driven precision forging machine - Google Patents
Novel eccentric shaft driven precision forging machine Download PDFInfo
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- CN220196244U CN220196244U CN202223493229.2U CN202223493229U CN220196244U CN 220196244 U CN220196244 U CN 220196244U CN 202223493229 U CN202223493229 U CN 202223493229U CN 220196244 U CN220196244 U CN 220196244U
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- eccentric shaft
- forging
- mounting plate
- hammer
- forging machine
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- 238000005242 forging Methods 0.000 title claims abstract description 72
- 238000010009 beating Methods 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010273 cold forging Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 241000251131 Sphyrna Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a novel eccentric shaft driven precision forging machine, which relates to the technical field of precision forging machines. The hammer head can achieve the forging frequency of 600-2000 times/min through the matching between the forging striking component and the adjusting component, and the forging time can be greatly saved due to the high forging frequency; the novel eccentric shaft driven precision forging machine has the advantages that the dimension precision of a forged workpiece is high and can reach 0.02mm at most, and the dimension precision of the workpiece is optimized: 0.02-0.05mm; because the dimension precision of the forged workpiece is high, the forging material can be saved.
Description
Technical Field
The utility model relates to the technical field of precision forging machines, in particular to a novel eccentric shaft driven precision forging machine.
Background
At present, the forging frequency of a precision forging machine used in the forging industry is less than or equal to 600 times/min, the forging size is precisely less than or equal to 1mm, and the precision of a forged piece is generally more than 1mm due to the adoption of a double-eccentric or hydraulic driving structure of a traditional hot forging precision forging machine. In the fields of cold forging process and warm forging process, the forging frequency of a precision forging machine is more than or equal to 600 times per minute, the forging size precision is 0.1mm-0.02mm, and the original precision forging machine cannot meet the process requirements aiming at the fields of cold forging process and warm forging process.
Therefore, a new type of eccentric shaft driven precision forging machine is needed to solve the above problems.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a novel eccentric shaft driven precision forging machine, which solves the problems in the background.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the following technical scheme: the novel eccentric shaft driven precision forging machine comprises a fixed box assembly, a forging striking assembly and an adjusting assembly, wherein the forging striking assembly and the adjusting assembly are both installed in the fixed box assembly, the fixed box assembly consists of a lower mounting plate, a supporting plate, an upper mounting plate and a center block, the forging striking assembly consists of an eccentric shaft, a sliding block, a cylinder head, a hammer rod, a return cylinder plunger, a return cylinder body, a hammer head base plate and a hammer head, and the adjusting assembly consists of a worm wheel and a worm;
the eccentric shaft is arranged on the lower mounting plate and the upper mounting plate, a sliding bearing is arranged between the outer circle of the eccentric shaft and the lower mounting plate as well as between the lower mounting plate and the upper mounting plate, the sliding block is arranged between the lower mounting plate and the upper mounting plate, the eccentric part of the eccentric shaft is arranged inside the sliding block, one end of the cylinder head is contacted with the sliding block, the cylinder head is connected with the hammer rod, the other end of the hammer rod is provided with a hammer head substrate by using a bolt, the hammer head is arranged on the hammer head substrate by using a bolt or a clamping plate, the return cylinder body is arranged in a fixed center block, and a return cylinder plunger of the return cylinder body is connected with the hammer rod.
Preferably, the cylinder head is provided with internal threads at one end opposite to the sliding block, and is provided with external splines outside to be connected with the adjusting component, and one end of the hammer rod is provided with external threads to be matched and installed with the internal threads at one end of the cylinder head.
Preferably, the worm is driven by a motor or a hydraulic motor, the worm rotates to drive the worm wheel to rotate, an internal spline is arranged in the worm wheel, the internal spline is matched with an external spline of the cylinder head, the worm wheel is driven to rotate through the internal spline and the external spline when rotating, and the cylinder head drives the hammer rod to move to drive the hammer head to reciprocate through threads arranged in the worm wheel.
Preferably, the eccentric shaft is driven to rotate at a high speed by a driving device.
Preferably, the support plate is connected between the lower mounting plate and the upper mounting plate.
Preferably, the hammer head is correspondingly provided with a forging workpiece.
Preferably, the forging striking component and the adjusting component of the finish forging machine driven by the eccentric shaft can be designed and installed into 2-6 groups, and the forging striking component and the adjusting component can act simultaneously or can act separately.
(III) beneficial effects
The utility model has the beneficial effects that:
1. according to the novel eccentric shaft driven precision forging machine, through the cooperation between the forging striking component and the adjusting component, the hammer head can achieve the forging frequency of 600-2000 times/min, and the forging time can be greatly saved due to the high forging frequency;
2. because this novel eccentric shaft driven finish forging machine, through the return stroke system that return stroke jar plunger and return stroke jar cylinder body that sets up are constituteed, can guarantee stable connection between slider and the cylinder end, reduce equipment vibrations, eliminate the clearance between eccentric shaft, slider, cylinder end, the hammer stem simultaneously, guarantee that the dimensional control precision of this type finish forging machine can reach 0.01mm to guarantee the dimensional accuracy of forging.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
fig. 2 is a schematic side view of the present utility model.
In the figure: 1 eccentric shaft, 2 slide blocks, 3 cylinder heads, 4 worm wheels, 5 worm, 6 hammer rods, 7 return cylinder plungers, 8 return cylinder bodies, 9 hammer head base plates, 10 hammer heads, 11 driving devices, 12 upper mounting plates, 13 support plates, 14 lower mounting plates, 15 center blocks and 16 forged workpieces.
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.
As shown in fig. 1-2, the present utility model provides a technical solution: the novel eccentric shaft driven precision forging machine comprises a fixed box assembly, a forging striking assembly and an adjusting assembly, wherein the forging striking assembly and the adjusting assembly are both installed in the fixed box assembly, the fixed box assembly consists of a lower mounting plate 14, a supporting plate 13, an upper mounting plate 12 and a center block 15, the forging striking assembly consists of an eccentric shaft 1, a sliding block 2, a cylinder head 3, a hammer rod 6, a return cylinder plunger 7, a return cylinder body 8, a hammer head base plate 9 and a hammer head 10, and the adjusting assembly consists of a worm wheel 4 and a worm 5;
the eccentric shaft 1 is arranged on the lower mounting plate 14 and the upper mounting plate 12, a sliding bearing is arranged between the outer circle of the eccentric shaft 1 and the lower mounting plate 14 and the upper mounting plate 12, the sliding block 2 is arranged between the lower mounting plate 14 and the upper mounting plate 12, the eccentric part of the eccentric shaft 1 is arranged inside the sliding block 2, one end of the cylinder head 3 is in contact with the sliding block 2, the cylinder head 3 is connected with the hammer rod 6, the other end of the hammer rod 6 is provided with the hammer head base plate 9 by using bolts, the hammer head 10 is arranged on the hammer head base plate 9 by using bolts or clamping plates, the return cylinder body 8 is arranged in a fixed center block 15, the return cylinder plunger 7 of the return cylinder body 8 is connected with the hammer rod 6, one end of the cylinder head 3 back to the sliding block 2 is provided with internal threads, and is connected with an adjusting component by external splines on the outer side, one end of the hammer rod 6 is provided with internal threads matched with one end of the cylinder head 3, when the eccentric shaft 1 is driven by the driving device 11 to rotate at a high speed, the eccentric shaft 1 drives the sliding block 2 to reciprocate, the sliding block 2 to reciprocate the sliding block 3, the hammer rod 6, the hammer head base plate 9 and the hammer head 10 are driven by bolts to forge workpieces 16 at a high speed, the hammer head 8, the hammer cylinder body 8, the hammer head 8 and the hammer head 8 can be tightly forged by the high-speed, the high-speed accumulator can be tightly adhered to the return cylinder plunger 7, and the plunger cylinder 7 can be tightly adhered to the return cylinder 7.
The worm 5 is driven by a motor or a hydraulic motor, the worm 5 rotates to drive the worm wheel 4 to rotate, an internal spline is arranged in the worm wheel 4, the internal spline is matched with an external spline of the cylinder head 3, the worm wheel 4 rotates to drive the cylinder head 3 to rotate through the internal spline and the external spline, the cylinder head 3 drives the hammer head 10 to reciprocate through the internally arranged screw thread to drive the hammer rod 6, the eccentric shaft 1 is driven by the driving device 11 to rotate at a high speed, the eccentric distance e of the eccentric shaft 1 is a fixed value, so that the reciprocating stroke of the hammer head 10 is 2 times of e, if a stroke larger than 2 times of e is required to be realized, an adjusting component is arranged in the finish forging machine driven by the eccentric shaft to meet the requirement of adjustment of a larger stroke, when the reduction of a workpiece 16 is required to be forged by the finish forging machine to exceed 2e, the adjustable adjusting component is adjusted, the adjustable adjusting component specifically comprises a worm wheel 4, a worm 5, a cylinder head 3 and a hammer rod 6 which are matched, the worm 5 is driven by a motor or a hydraulic motor, the worm 5 rotates to drive the worm wheel 4 to rotate, an internal spline is arranged inside the worm wheel 4, an external spline is arranged outside the cylinder head 3 matched with the worm wheel, when the worm wheel 4 rotates, the cylinder head 3 drives rotation through the internal spline and the external spline, the cylinder head 3 drives the hammer rod 6 to move back and forth through threads arranged inside, and then drives the hammer head 10 to reciprocate, so that the forging frequency can be 600-2000 times/min, and due to high forging frequency, the forging time can be greatly saved, the dimension precision of a forged workpiece is high, and can reach 0.02mm at most, and the dimension precision of the workpiece is optimized: 0.02-0.05mm; because the dimension precision of the forged workpiece is high, the forged piece material can be saved, the supporting plate 13 is connected between the lower mounting plate 14 and the upper mounting plate 12, the hammer head 10 is correspondingly provided with the forged piece 16, 2-6 groups of forging beating components and adjusting components of the finish forging machine driven by the eccentric shaft can be designed and installed, and the forging beating components and the adjusting components can act simultaneously or separately.
The utility model comprises the following operation steps:
when the eccentric shaft 1 is driven by the driving device 11 to rotate at a high speed, the eccentric shaft 1 drives the sliding block 2 to reciprocate, the sliding block 2 reciprocally pushes the cylinder head 3, the hammer rod 6, the hammer head base plate 9 and the hammer head 10 to forge the forging workpiece 16 at a high speed, high-pressure oil connected with an energy accumulator is introduced into the return cylinder body 8, so that the thrust between the return cylinder plunger 7 of the return cylinder plunger 8 and the hammer rod 6 is ensured, and the return cylinder plunger 7 can ensure the close fit between the cylinder head 3 and the sliding block 2;
because the eccentric distance e of the eccentric shaft 1 is a fixed value, the reciprocating stroke of the hammer 10 is 2 times e, if the stroke which is more than 2 times e is required to be realized, an adjusting component is arranged in the finish forging machine driven by the eccentric shaft and used for adjusting the larger stroke, when the reduction of a workpiece 16 required to be forged by the finish forging machine exceeds 2e, the adjusting component can be used for adjusting, the adjusting component specifically comprises a worm wheel 4, a worm 5, a cylinder head 3 and a hammer rod 6 which are matched and completed, the worm 5 is driven by a motor or a hydraulic motor, the worm 5 rotates to drive the worm wheel 4 to rotate, an internal spline is arranged inside the worm wheel 4, an external spline is arranged outside the cylinder head 3 matched with the worm wheel, when the worm wheel 4 rotates, the cylinder head 3 is driven to rotate through the internal spline, and the cylinder head 3 drives the hammer rod 6 to move forwards and backwards through threads arranged inside so as to drive the reciprocating motion of the hammer 10.
In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
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 (7)
1. A novel eccentric shaft driven precision forging machine is characterized in that: the forging and beating device comprises a fixed box assembly, a forging and beating assembly and an adjusting assembly, wherein the forging and beating assembly and the adjusting assembly are all installed in the fixed box assembly, the fixed box assembly consists of a lower mounting plate (14), a supporting plate (13), an upper mounting plate (12) and a center block (15), the forging and beating assembly consists of an eccentric shaft (1), a sliding block (2), a cylinder head (3), a hammer rod (6), a return cylinder plunger (7), a return cylinder body (8), a hammer head base plate (9) and a hammer head (10), and the adjusting assembly consists of a worm wheel (4) and a worm (5);
the eccentric shaft (1) is arranged on the lower mounting plate (14) and the upper mounting plate (12), a sliding bearing is arranged between the outer circle of the eccentric shaft (1) and the lower mounting plate (14) and the upper mounting plate (12), the sliding block (2) is arranged between the lower mounting plate (14) and the upper mounting plate (12), the eccentric part of the eccentric shaft (1) is arranged inside the sliding block (2), one end of the cylinder head (3) is in contact with the sliding block (2), the cylinder head (3) is connected with the hammer rod (6), the other end of the hammer rod (6) is provided with a hammer head substrate (9) through bolts, the hammer head (10) is arranged on the hammer head substrate (9) through bolts or clamping plates, the return cylinder body (8) is arranged in a fixed center block (15), and the return cylinder plunger (7) of the return cylinder body (8) is connected with the hammer rod (6).
2. The novel eccentric shaft driven precision forging machine as recited in claim 1, wherein: the cylinder head (3) is provided with internal threads at one end opposite to the sliding block (2), external splines are arranged on the outer side of the cylinder head and are connected with the adjusting assembly, and the external threads at one end of the hammer rod (6) are matched with the internal threads at one end of the cylinder head (3) to be installed together.
3. A novel eccentric shaft driven precision forging machine as recited in claim 2, wherein: the worm (5) is driven by a motor or a hydraulic motor, the worm (5) rotates to drive the worm wheel (4) to rotate, an internal spline is arranged inside the worm wheel (4), the internal spline is matched with an external spline of the cylinder head (3), the worm wheel (4) is driven to rotate through the internal spline and the external spline when rotating, and the cylinder head (3) drives the hammer head (10) to reciprocate through a screw thread arranged inside to drive the hammer rod (6).
4. The novel eccentric shaft driven precision forging machine as recited in claim 1, wherein: the eccentric shaft (1) is driven by a driving device (11) to rotate at a high speed.
5. The novel eccentric shaft driven precision forging machine as recited in claim 1, wherein: the supporting plate (13) is connected between the lower mounting plate (14) and the upper mounting plate (12).
6. The novel eccentric shaft driven precision forging machine as recited in claim 1, wherein: the hammer head (10) is correspondingly provided with a forging workpiece (16).
7. The novel eccentric shaft driven precision forging machine as recited in claim 1, wherein: the forging striking component and the adjusting component of the finish forging machine driven by the eccentric shaft can be designed and installed in 2-6 groups, and the forging striking component and the adjusting component can act simultaneously or separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223493229.2U CN220196244U (en) | 2022-12-27 | 2022-12-27 | Novel eccentric shaft driven precision forging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223493229.2U CN220196244U (en) | 2022-12-27 | 2022-12-27 | Novel eccentric shaft driven precision forging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220196244U true CN220196244U (en) | 2023-12-19 |
Family
ID=89140143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223493229.2U Active CN220196244U (en) | 2022-12-27 | 2022-12-27 | Novel eccentric shaft driven precision forging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220196244U (en) |
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2022
- 2022-12-27 CN CN202223493229.2U patent/CN220196244U/en active Active
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