CN116393552A - Bending tool rest driving mechanism - Google Patents
Bending tool rest driving mechanism Download PDFInfo
- Publication number
- CN116393552A CN116393552A CN202310492820.6A CN202310492820A CN116393552A CN 116393552 A CN116393552 A CN 116393552A CN 202310492820 A CN202310492820 A CN 202310492820A CN 116393552 A CN116393552 A CN 116393552A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- bending
- driving
- shaft
- driving shaft
- Prior art date
- 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.)
- Pending
Links
- 238000005452 bending Methods 0.000 title claims abstract description 58
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Images
Classifications
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nonmetal Cutting Devices (AREA)
Abstract
The invention provides a bending tool rest driving mechanism which comprises a frame, a bending tool rest, a first driving motor, a second driving motor, a first driving shaft and a second driving shaft assembly, wherein two ends of the first driving shaft are respectively arranged in the middle of the rear side of the frame through bearings, two ends of the second driving shaft are respectively arranged at the lower part of the front side of the frame through bearings, the rotation axis of the second driving shaft assembly is parallel to the first driving shaft, and the output shaft end of the first driving motor is fixedly connected with an eccentric spline sleeve; the second driving shaft assembly consists of a spline shaft and two single-throw crankshafts, and the other end of each single-throw crankshaft is fixedly connected with an output shaft of a second driving motor. The double driving shafts designed by the invention are respectively connected with the corresponding driving motors through the connecting rods and the crankshafts, and then the bending knife rest is driven through the connecting rod assembly, so that the driving structure of the existing bending knife rest is changed, the whole structure is firm and reliable, the maintenance is convenient, and the failure rate is low.
Description
Technical Field
The invention relates to bending processing equipment, in particular to a bending tool rest driving mechanism.
Background
When a bending machine processes a metal plate, the upper surface and the lower surface of the plate are often required to be respectively bent. In order to improve the efficiency of double-sided bending, a great number of double-sided bending knife structures have been developed in the prior art, and one type of bending machine proposed in patent CN214976871U is such a structure. At present, in the double bending cutter structure form, a mechanism for driving a bending cutter holder is generally divided into two independent parts, one of the mechanism is used for driving the bending cutter holder to lift, and the other is used for driving the bending cutter holder to translate or incline back and forth so as to avoid the interference of feeding and discharging materials and the interference of cutters in the bending process, and most of transmission in the prior art is chain or gear rack transmission.
Disclosure of Invention
Aiming at the problems in the background art, the invention aims to provide a bending tool rest driving mechanism which is provided with double driving shafts, wherein the double driving shafts are respectively connected with corresponding driving motors through connecting rods and crankshafts, and then the bending tool rest is respectively driven through connecting rod assemblies.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a knife rest actuating mechanism bends, includes frame, knife rest of bending, first driving motor, second driving motor, first drive shaft and second drive shaft subassembly, knife rest of bending as an organic whole formula knife rest, its front side upper portion is equipped with the upper bending knife, its front side lower part is equipped with the lower bending knife, first drive shaft both ends install at frame rear side middle part respectively through the bearing, second drive shaft both ends install at frame front side lower part respectively through the bearing, the axis of revolution of second drive shaft subassembly is on a parallel with first drive shaft, first driving motor pass through the motor cabinet fixed mounting in the frame, the output shaft end fixedly connected with eccentric spline housing of first driving motor; the two ends of the rear side of the bending tool rest are respectively connected with a first driving shaft through a first connecting rod assembly, and the first driving shaft is connected with the eccentric spline housing through a third connecting rod assembly; the two ends of the front side of the lower part of the bending tool rest are respectively connected with a second driving shaft assembly through a second connecting rod; the second driving shaft assembly consists of a spline shaft and two single-throw crankshafts, two ends of the spline shaft are respectively connected with one single-throw crankshaft through spline sleeves, the other end of each single-throw crankshaft is respectively and fixedly connected with an output shaft of a second driving motor, one end of a second connecting rod is rotationally hinged with a bending tool rest, and the other end of the second connecting rod is rotationally hinged on the shaft diameter of the connecting rod of the single-throw crankshaft.
The first connecting rod assembly consists of a connecting rod A and a connecting rod B which are hinged in a rotating way, the other end of the connecting rod A is fixedly connected with a bending tool rest, and the other end of the connecting rod B is fixedly hinged with a first driving shaft.
The third connecting rod assembly consists of a connecting rod C and a connecting rod D which are hinged in a rotating way, the other end of the connecting rod C is hinged with an eccentric spline sleeve eccentric shaft in a rotating way, and the other end of the connecting rod D is fixedly hinged in the middle of the first driving shaft.
And two ends of the eccentric spline housing are respectively arranged on the motor mounting seat through bearings.
The second driving motor is a synchronous motor.
And the two ends of the bending knife rest are provided with auxiliary knife assemblies and auxiliary knife auxiliary motors.
The invention has the beneficial effects that: the double driving shafts designed by the invention are respectively connected with the corresponding driving motors through the connecting rods and the crankshafts, and then the bending knife rest is driven through the connecting rod assembly, so that the driving structure of the existing bending knife rest is changed, the whole structure is firm and reliable, the maintenance is convenient, and the failure rate is low.
Drawings
Fig. 1 is a schematic perspective view of the present invention with the frame removed.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a perspective view of the present invention from another perspective with the frame and bending blade holder removed.
Fig. 4 is a perspective view of the second drive motor and the single throw crankshaft.
Fig. 5 is a schematic perspective view of the first driving motor and the first driving shaft.
Fig. 6 is a perspective view of a mounting structure of the first driving motor.
Fig. 7 is a schematic perspective view of an eccentric spline housing.
In the figure, 1, a first driving motor, 2, a second driving motor, 3, a frame, 4, a bending tool rest, 5, a first driving shaft, 6, a second driving shaft assembly, 61, a spline shaft, 62, a single-throw crankshaft, 7, a second connecting rod, 81, a connecting rod A,82, a connecting rod B,91, a connecting rod C,92, a connecting rod D,11, a motor base, 12 and an eccentric spline housing.
Description of the embodiments
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-7, the bending tool rest driving mechanism comprises a frame 3, a bending tool rest 4, a first driving motor 1, a second driving motor 2, a first driving shaft 5 and a second driving shaft assembly 6, wherein the bending tool rest 4 is an integrated tool rest, an upper bending tool is arranged at the upper part of the front side of the integrated tool rest, a lower bending tool is arranged at the lower part of the front side of the integrated tool rest, two ends of the first driving shaft 5 are respectively arranged in the middle part of the rear side of the frame 3 through bearings, two ends of the second driving shaft assembly 6 are respectively arranged at the lower part of the front side of the frame 3 through bearings, the rotation axis of the second driving shaft assembly 6 is parallel to the first driving shaft 5, the first driving motor 1 is fixedly arranged on the frame 3 through a motor seat 11, and the output shaft end of the first driving motor 1 is fixedly connected with an eccentric spline sleeve 12; the two ends of the rear side of the bending knife rest 4 are respectively connected with a first driving shaft 5 through a first connecting rod assembly, and the first driving shaft 5 is connected with the eccentric spline housing 12 through a third connecting rod assembly; two ends of the front side of the lower part of the bending knife rest 4 are respectively connected with a second driving shaft assembly 6 through a second connecting rod 7; the second driving shaft assembly 6 consists of a spline shaft 61 and two single-throw crankshafts 62, two ends of the spline shaft 61 are respectively connected with the single-throw crankshafts 62 through spline sleeves, the other end of each single-throw crankshaft 62 is respectively connected with an output shaft of a second driving motor 2, one end of a second connecting rod 7 is rotationally hinged with the bending tool rest 4, and the other end of the second connecting rod 7 is rotationally hinged on the connecting rod shaft diameter of the single-throw crankshaft 62.
The principle of the invention is as follows: the second driving motor 2 is a main motor, the rotation of an output shaft of the second driving motor drives the single-throw crankshaft 62 to rotate together, the bending tool rest 4 ascends and descends around the single-throw crankshaft 62, and as the assembly mass of the bending tool rest 4 is large, the two ends of the second driving shaft assembly 6 are provided with the second driving motor 2, so that the bearing capacity is improved; since the structure of the present invention corresponds to a four bar structure, when the frame 3 ascends along with the crankshaft 62, if the first driving motor 1 is rotated, the rotation angle (i.e., the running path of the blade) of the folding blade frame 4 can be restrained by controlling the relative rotation speed of the first driving motor 1 and the second driving motor 2, and an ideal folding effect can be obtained.
The first connecting rod assembly consists of a connecting rod A81 and a connecting rod B82 which are hinged in a rotating mode, the other end of the connecting rod A81 is fixedly connected with the bending tool rest 4, and the other end of the connecting rod B82 is fixedly hinged with the first driving shaft 5.
The third connecting rod assembly consists of a connecting rod C91 and a connecting rod D92 which are hinged in a rotating way, the other end of the connecting rod C91 is hinged with the eccentric shaft of the eccentric spline housing 12 in a rotating way, and the other end of the connecting rod D92 is fixedly hinged in the middle of the first driving shaft 5.
The two ends of the eccentric spline housing 12 are respectively arranged on the motor base 11 through bearings.
The second driving motor 2 is a synchronous motor.
The two side ends of the bending knife rest 4 are provided with auxiliary knife components and auxiliary knife auxiliary motors.
The invention is not described in detail in the prior art.
Claims (6)
1. The utility model provides a knife rest actuating mechanism bends, includes frame (3), knife rest (4) of bending, first driving motor (1), second driving motor (2), first drive shaft (5) and second drive shaft subassembly (6), knife rest (4) of bending as an organic whole knife rest, its front side upper portion is equipped with the sword of bending, its front side lower part is equipped with the sword of bending down, characterized by: the two ends of the first driving shaft (5) are respectively arranged in the middle of the rear side of the frame (3) through bearings, the two ends of the second driving shaft assembly (6) are respectively arranged at the lower part of the front side of the frame (3) through bearings, the rotation axis of the second driving shaft assembly (6) is parallel to the first driving shaft (5), the first driving motor (1) is fixedly arranged on the frame (3) through a motor base (11), and the output shaft end of the first driving motor (1) is fixedly connected with an eccentric spline sleeve (12); the two ends of the rear side of the bending knife rest (4) are respectively connected with a first driving shaft (5) through a first connecting rod assembly, and the first driving shaft (5) is connected with the eccentric spline housing (12) through a third connecting rod assembly; two ends of the front side of the lower part of the bending knife rest (4) are respectively connected with a second driving shaft assembly (6) through a second connecting rod (7); the second driving shaft assembly (6) consists of a spline shaft (61) and two single-throw crankshafts (62), two ends of the spline shaft (61) are respectively connected with the single-throw crankshafts (62) through spline sleeves, the other end of each single-throw crankshaft (62) is respectively and fixedly connected with an output shaft of a second driving motor (2), one end of a second connecting rod (7) is rotationally hinged with the bending tool rest (4), and the other end of the second connecting rod is rotationally hinged on the connecting rod shaft diameter of the single-throw crankshaft (62).
2. A bending blade holder drive mechanism according to claim 1, wherein: the first connecting rod assembly consists of a connecting rod (81) and a connecting rod B (82) which are hinged in a rotating mode, the other end of the connecting rod (81) is fixedly connected with a bending tool rest (4), and the other end of the connecting rod B (82) is fixedly hinged with a first driving shaft (5).
3. A bending blade holder drive mechanism according to claim 1, wherein: the third connecting rod assembly consists of a connecting rod C (91) and a connecting rod D (92) which are hinged in a rotating way, the other end of the connecting rod C (91) is hinged with an eccentric shaft of the eccentric spline sleeve (12) in a rotating way, and the other end of the connecting rod D (92) is fixedly hinged with the middle part of the first driving shaft (5).
4. A bending blade holder drive mechanism according to claim 1, wherein: two ends of the eccentric spline housing (12) are respectively arranged on the motor base (11) through bearings.
5. A bending blade holder drive mechanism according to claim 1, wherein: the second driving motor (2) is a synchronous motor.
6. A bending blade holder drive mechanism according to claim 1, wherein: and the two side ends of the bending knife rest (4) are respectively provided with an auxiliary knife assembly and an auxiliary knife auxiliary motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310492820.6A CN116393552A (en) | 2023-05-05 | 2023-05-05 | Bending tool rest driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310492820.6A CN116393552A (en) | 2023-05-05 | 2023-05-05 | Bending tool rest driving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116393552A true CN116393552A (en) | 2023-07-07 |
Family
ID=87012343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310492820.6A Pending CN116393552A (en) | 2023-05-05 | 2023-05-05 | Bending tool rest driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116393552A (en) |
-
2023
- 2023-05-05 CN CN202310492820.6A patent/CN116393552A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110015535A (en) | Sorter | |
| CN116393552A (en) | Bending tool rest driving mechanism | |
| CN109702267B (en) | Building pipe cutting machine | |
| CN108999115A (en) | A kind of barrier gate machine core and banister | |
| CN1028178C (en) | Structure improved ribbon loom | |
| CN210062230U (en) | Printing packaging paperboard nick processingequipment | |
| CN210413679U (en) | High-speed cutting tool | |
| CN219063845U (en) | Ice cutting machine with rotary blade | |
| CN110027886A (en) | Sorter and its steering driving mechanism | |
| CN2740394Y (en) | Paper feeding mechanism of plating apparatus with two ranges | |
| CN218997330U (en) | Commutator chip loading machine | |
| CN219403429U (en) | High-efficiency driver | |
| CN107974697B (en) | Auxiliary stripping equipment for starting sheet | |
| CN216096732U (en) | Cutting equipment with high precision, high efficiency and high saving | |
| CN212792572U (en) | Buffering type roller cutter structure for processing inner barrel of washing machine | |
| CN215364207U (en) | Multistage winding device tilting mechanism | |
| CN219966070U (en) | Upper pressing beam driving mechanism of bending machine | |
| CN217666578U (en) | Continuous punching device for output shaft of speed reducer | |
| CN219521381U (en) | Test platform for tool magazine installation running-in | |
| CN219294122U (en) | Battery diaphragm corner cutting machine | |
| CN2593985Y (en) | Fruit peeler | |
| CN219743928U (en) | A quick assembly disassembly subassembly for multiple effect evaporator uses | |
| CN219335094U (en) | Punching device for automobile control arm | |
| CN215709998U (en) | Compact multi-product synchronous rotating mechanism | |
| CN212365817U (en) | High-efficient assembly device of keyboard button |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |