CN111438258A - Three-point full-casting full-counterweight precise high-speed heavy-load punch press for new energy motor - Google Patents
Three-point full-casting full-counterweight precise high-speed heavy-load punch press for new energy motor Download PDFInfo
- Publication number
- CN111438258A CN111438258A CN202010142970.0A CN202010142970A CN111438258A CN 111438258 A CN111438258 A CN 111438258A CN 202010142970 A CN202010142970 A CN 202010142970A CN 111438258 A CN111438258 A CN 111438258A
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- China
- Prior art keywords
- full
- crankshaft
- casting
- counterweight
- punch press
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005266 casting Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000005096 rolling process Methods 0.000 claims abstract description 10
- 230000003068 static effect Effects 0.000 claims abstract description 5
- 238000004080 punching Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 8
- 230000020169 heat generation Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/20—Applications of drives for reducing noise or wear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/10—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by toggle mechanism
- B30B1/14—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by toggle mechanism operated by cams, eccentrics, or cranks
Abstract
The invention discloses a three-point full-casting and full-counterweight precise high-speed heavy-load punch press for a new energy motor, which comprises a base and an upper cross beam, wherein a workbench is fixedly arranged below the base, a stamping slide block is arranged above the base in a sliding manner along the vertical direction, a driving mechanism and a crankshaft are arranged on the upper cross beam, the driving mechanism drives the crankshaft to rotate, a driving connecting rod is connected onto the crankshaft, and the driving connecting rod drives the stamping slide block to slide along the vertical direction through a guide pillar and acts on the workbench for blanking; the crankshaft is of a full static balance structure, two balance connecting rods are connected to the crankshaft, and the balance connecting rods drive the dynamic balance structure; a balance cylinder is further arranged between the stamping sliding block and the upper cross beam and can act on the stamping sliding block; and a plurality of rolling bearings are arranged between the crankshaft and the upper cross beam for supporting. The device has the advantages of high and stable running speed, small vibration, high precision and convenient adjustment.
Description
Technical Field
The invention relates to the technical field of stamping equipment, in particular to a three-point punch press.
Background
The punching machine is also called as press machine, and is a mechanical equipment which can be extensively used in the processes of cutting, punching, blanking, bending, riveting and forming, etc. However, in the conventional progressive die high speed punching machine, a double-point structure is mostly adopted, and the problems of small table surface, small punching force and the like exist. For large-scale punching sheets of new energy motors and the like, a large table top is needed, a double-point structure is continuously adopted, and the problems of large middle deflection and poor motion stability exist; if the slide block is heightened, the weight of the slide block is increased, dynamic balance is difficult to carry out, and the speed of the punch press cannot be increased.
Therefore, how to improve the existing punching machine to overcome the above disadvantages is a problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a three-point full-casting and full-counterweight precise high-speed heavy-load punch press for a new energy motor, which has the advantages of high speed and stability in operation, small vibration, high precision and convenience in adjustment.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a three-point full-casting and full-counterweight precise high-speed heavy-load punch press for a new energy motor comprises a base and an upper cross beam, wherein a workbench is fixedly arranged below the base, a stamping sliding block is arranged above the base in a sliding mode along the vertical direction, a driving mechanism and a crankshaft are arranged on the upper cross beam, the driving mechanism drives the crankshaft to rotate, a driving connecting rod is connected onto the crankshaft, and the driving connecting rod drives the stamping sliding block to slide along the vertical direction through a guide pillar and acts on the workbench for blanking; the method is characterized in that:
the crankshaft is of a full static balance structure, two balance connecting rods are connected to the crankshaft, and the balance connecting rods drive the dynamic balance structure;
a balance cylinder is further arranged between the stamping slide block and the upper cross beam, and the balance cylinder can act on the stamping slide block and is used for adjusting the blanking force of the stamping slide block;
and a plurality of rolling bearings are arranged between the crankshaft and the upper cross beam for supporting.
As an improvement, the stamping slider is further provided with an adjusting mechanism, the adjusting mechanism comprises an adjusting worm and an adjusting worm wheel, the adjusting worm and the adjusting worm wheel are both arranged on the upper cross beam, and the adjusting worm drives the adjusting worm wheel to rotate and is used for adjusting the die height of the stamping slider. The adjusting structure of the structure selects an adjusting motor with smaller power when adjusting the die height; and adjust the worm and adjust the turbine and all set up in the entablature and can reduce the vibration influence, have stable performance and can reduce the advantage of punching press slider weight.
Preferably, the crankshaft and the driving connecting rod and the crankshaft and the balance connecting rod are connected by rolling bearings. The rolling bearing has the advantages of small clearance, stable high-speed operation and less heat generation.
Specifically, actuating mechanism includes motor, belt, flywheel and separation and reunion stopper, the motor passes through the belt band team the flywheel rotates, the flywheel passes through separation and reunion stopper with the bent axle is connected. The above structure is a conventional arrangement.
Preferably, the base, the upper cross beam, the workbench, the stamping slider and the crankshaft all adopt cast structures. Adopt the casting structure can effectively reduce structural deformation, and the noise is low moreover.
Compared with the prior art, the invention has the advantages that:
1. the punch press of this scheme adopts the full casting structure, has stable in structure, and the deformation is little, and the noise is low advantage.
2. The crankshaft adopts a full static balance structure and is provided with a full dynamic balance weight structure through a balance connecting rod, so that the crankshaft is more stable in operation, the vibration is less, and the precision of a bottom dead center is higher.
3. The crankshaft, the driving connecting rod and the balance connecting rod adopt a full rolling bearing connecting structure, and have the advantages of small clearance, stable high-speed operation and no heat generation.
4. And the middle deformation of the large-table-board stamping sliding block can be reduced by adopting a three-point structure.
5. The built-in pneumatic balancing device (namely the arrangement of the balancing cylinder) is adopted, the weight (namely blanking force) of the stamping slide block and the upper die can be adjusted during die adjustment, and the load of the motor is reduced.
6. In addition, only need select the adjustment motor of less power for use when adjusting the mould height, adjust the worm and adjust the worm wheel on the entablature, can reduce the vibration influence, the stable performance reduces punching press slider weight.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment according to the present invention.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.
As shown in fig. 1, the punching machine is a preferred embodiment of the present invention, and includes a base 1 and an upper beam 2, a worktable 3 is fixedly disposed below the base 1, a punching slider 4 is slidably disposed above the base 1 along a vertical direction, a driving mechanism 5 and a crankshaft 6 are disposed on the upper beam 2, the crankshaft 6 is driven to rotate by the driving mechanism 5, a driving link 7 is connected to the crankshaft 6, and the driving link 7 drives the punching slider 4 to slide along the vertical direction through a guide post 71 and acts on the worktable 3 for punching. The key points are as follows: the crankshaft 6 is of a full static balance structure, two balance connecting rods 8 are further connected to the crankshaft 6, and the balance connecting rods 8 drive the dynamic balance structure; a balance cylinder 9 is also arranged between the stamping slide block 4 and the upper cross beam 2, and the balance cylinder 9 can act on the stamping slide block 4 and is used for adjusting the blanking force of the stamping slide block 4; a plurality of rolling bearings 10 are arranged between the crankshaft 6 and the upper cross beam 2 for supporting; and the crankshaft 6 and the driving connecting rod 7, and the crankshaft 6 and the balance connecting rod 8 are connected by rolling bearings 10 for reducing friction. Since the rolling bearing structure is prior art, it is not illustrated in the drawings.
In this embodiment, the stamping slider 4 is further provided with an adjusting mechanism 11, the adjusting mechanism 11 includes an adjusting worm 111 and an adjusting worm wheel 112, the adjusting worm 111 and the adjusting worm wheel 112 are both disposed on the upper beam 2, and the adjusting worm 111 drives the adjusting worm wheel 112 to rotate, so as to adjust the die height of the stamping slider 4.
Specifically, the driving mechanism 5 includes a motor 51, a belt 52, a flywheel 53, and a clutch brake 54, the motor 51 rotates around the flywheel 53 via the belt 52, and the flywheel 53 is connected to the crankshaft 6 via the clutch brake 54.
In addition, the base 1, the upper cross beam 2, the workbench 3, the stamping slide block 4 and the crankshaft 6 are all in a casting structure in the embodiment. The structure deformation can be effectively reduced, and the noise can be reduced.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A three-point full-casting and full-counterweight precise high-speed heavy-load punch press for a new energy motor comprises a base and an upper cross beam, wherein a workbench is fixedly arranged below the base, a stamping sliding block is arranged above the base in a sliding mode along the vertical direction, a driving mechanism and a crankshaft are arranged on the upper cross beam, the driving mechanism drives the crankshaft to rotate, a driving connecting rod is connected onto the crankshaft, and the driving connecting rod drives the stamping sliding block to slide along the vertical direction through a guide pillar and acts on the workbench for blanking; the method is characterized in that:
the crankshaft is of a full static balance structure, two balance connecting rods are connected to the crankshaft, and the balance connecting rods drive the dynamic balance structure;
a balance cylinder is further arranged between the stamping slide block and the upper cross beam, and the balance cylinder can act on the stamping slide block and is used for adjusting the blanking force of the stamping slide block;
and a plurality of rolling bearings are arranged between the crankshaft and the upper cross beam for supporting.
2. The three-point full-casting and full-counterweight precise high-speed heavy-load punch press for the new energy motor as claimed in claim 1, wherein the three-point full-casting and full-counterweight precise high-speed heavy-load punch press comprises: still be provided with adjustment mechanism on the punching press slider, adjustment mechanism is including adjusting the worm and adjusting the turbine, adjust the worm with adjust the turbine all set up in on the entablature, adjust the worm drive adjust the turbine rotation, be used for adjusting the die height of punching press slider.
3. The three-point full-casting and full-counterweight precise high-speed heavy-load punch press for the new energy motor as claimed in claim 1, wherein the three-point full-casting and full-counterweight precise high-speed heavy-load punch press comprises: the crankshaft and the driving connecting rod and the crankshaft and the balance connecting rod are connected by adopting rolling bearings.
4. The three-point full-casting and full-counterweight precise high-speed heavy-load punch press for the new energy motor as claimed in claim 1, wherein the three-point full-casting and full-counterweight precise high-speed heavy-load punch press comprises: the driving mechanism comprises a motor, a belt, a flywheel and a clutch brake, the motor drives the flywheel to rotate through the belt, and the flywheel is connected with the crankshaft through the clutch brake.
5. The three-point full-casting full-counterweight precise high-speed heavy-load punch press for the new energy motor as claimed in any one of claims 1 to 4, wherein: the base, the entablature, the workstation, the stamping slider with the bent axle all adopts the casting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010142970.0A CN111438258A (en) | 2020-03-04 | 2020-03-04 | Three-point full-casting full-counterweight precise high-speed heavy-load punch press for new energy motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010142970.0A CN111438258A (en) | 2020-03-04 | 2020-03-04 | Three-point full-casting full-counterweight precise high-speed heavy-load punch press for new energy motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111438258A true CN111438258A (en) | 2020-07-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010142970.0A Pending CN111438258A (en) | 2020-03-04 | 2020-03-04 | Three-point full-casting full-counterweight precise high-speed heavy-load punch press for new energy motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111438258A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116274819A (en) * | 2023-03-10 | 2023-06-23 | 浙江精勇精锻机械有限公司 | Precision die forging machine with novel worm and electronic die height |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5509351A (en) * | 1993-08-25 | 1996-04-23 | Sankyo Seisakusho Co. | Dynamically balanced mechanical pressing machine |
| CN101497097A (en) * | 2009-02-14 | 2009-08-05 | 王赛珍 | High-speed precision punching machine |
| CN201353886Y (en) * | 2009-02-14 | 2009-12-02 | 宁波米斯克精密机械工程技术有限公司 | High speed precision punch |
| CN202826451U (en) * | 2012-09-27 | 2013-03-27 | 山东金箭精密机器有限公司 | Closed type three-point high-speed fine press machine |
| CN103101207A (en) * | 2012-11-14 | 2013-05-15 | 扬州锻压机床股份有限公司 | Three-point high speed precision press machine |
| CN203567223U (en) * | 2013-11-07 | 2014-04-30 | 浙江中鼎精工科技有限公司 | Balancing device for sliding block punching of high-speed punching machine |
-
2020
- 2020-03-04 CN CN202010142970.0A patent/CN111438258A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5509351A (en) * | 1993-08-25 | 1996-04-23 | Sankyo Seisakusho Co. | Dynamically balanced mechanical pressing machine |
| CN101497097A (en) * | 2009-02-14 | 2009-08-05 | 王赛珍 | High-speed precision punching machine |
| CN201353886Y (en) * | 2009-02-14 | 2009-12-02 | 宁波米斯克精密机械工程技术有限公司 | High speed precision punch |
| CN202826451U (en) * | 2012-09-27 | 2013-03-27 | 山东金箭精密机器有限公司 | Closed type three-point high-speed fine press machine |
| CN103101207A (en) * | 2012-11-14 | 2013-05-15 | 扬州锻压机床股份有限公司 | Three-point high speed precision press machine |
| CN203567223U (en) * | 2013-11-07 | 2014-04-30 | 浙江中鼎精工科技有限公司 | Balancing device for sliding block punching of high-speed punching machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116274819A (en) * | 2023-03-10 | 2023-06-23 | 浙江精勇精锻机械有限公司 | Precision die forging machine with novel worm and electronic die height |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200724 |