CN209829946U - Clamping device of bending machine - Google Patents
Clamping device of bending machine Download PDFInfo
- Publication number
- CN209829946U CN209829946U CN201920428794.XU CN201920428794U CN209829946U CN 209829946 U CN209829946 U CN 209829946U CN 201920428794 U CN201920428794 U CN 201920428794U CN 209829946 U CN209829946 U CN 209829946U
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- die
- die clamping
- swing rod
- bending machine
- hinged
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Abstract
The utility model relates to a clamping device of a bending machine, which comprises a rotary arm frame, a circular die, a die clamping unit matched with the circular die, and a driving mechanism for driving the die clamping unit to move back and forth between a clamping position and a releasing position, wherein the circular die is fixedly arranged on the rotary arm frame, the driving mechanism comprises a swing rod and a driver for driving the swing rod to swing back and forth, the swing rod is positioned below the die clamping unit, one end of the swing rod is hinged on the rotary arm frame, the free end of the swing rod is hinged with the die clamping unit and pushes the die clamping unit to move, the rotary arm frame is also provided with a posture maintaining mechanism for supporting the die clamping unit, so that the main motion track of the die clamping unit in the process of executing clamping and releasing actions is changed into motion along a circular arc track from a traditional linear translation mode, thereby avoiding interference to influence other actions of the bending machine, has the characteristics of ingenious design, simple structure, strong practicability and favorable popularization.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a bending machine designs technical field, especially relates to a clamping device of bending machine.
[ background of the invention ]
In the existing bending equipment, the clamping device adopts a translation type butt clamping mode, the feeding or rotating of the bent pipe material or bar material is often prevented by the clamping device, and the bending processing of the pipe material or bar material with a small bending radius is particularly influenced greatly.
The utility model discloses it is not enough to solve prior art and research and propose promptly.
[ Utility model ] content
The to-be-solved technical problem of the utility model is to overcome the defect that prior art exists and provide a clamping device of bending machine, can avoid interfering from not influencing the work of bending machine.
In order to solve the technical problem, the utility model discloses a following technical scheme: a clamping device of a bending machine comprises a rotary arm support, a circular die, a die clamping unit matched with the circular die, and a driving mechanism used for driving the die clamping unit to move back and forth between a clamping position and a releasing position, wherein the circular die is fixedly arranged on the rotary arm support, the driving mechanism comprises a swing rod and a driver used for driving the swing rod to swing back and forth, the swing rod is positioned below the die clamping unit, one end of the swing rod is hinged to the rotary arm support, the free end of the swing rod is hinged to the die clamping unit and pushes the die clamping unit to move, and a posture maintaining mechanism used for supporting the die clamping unit is further arranged on the rotary arm support. The swing rod uses a hinged point on the rotating arm frame as a center to swing in a reciprocating mode, so that the main motion track of the die clamping unit hinged to the free end of the swing rod is arc-shaped, namely the motion track of the die clamping unit during clamping or releasing action is arc-shaped, and the arc-shaped motion track comprises displacement in the horizontal direction and displacement in the vertical direction, so that the die clamping unit can avoid other actions of the bending machine.
According to the clamping device of the bending machine, the posture maintaining mechanism comprises a chute arranged on the die clamping unit and a pin shaft used for being in sliding fit with the chute, and the pin shaft is arranged on the rotary arm frame; because the die clamping unit is hinged on the swing rod, the pin shaft slides in the sliding groove to form a movable supporting point, the overturning of the die clamping unit is limited on the premise of not influencing the main movement of the die clamping unit, so that the die clamping unit can keep a corresponding posture in the working process, and the die clamping unit can provide corresponding clamping force at a clamping position.
According to the clamping device of the bending machine, the die clamping unit comprises the die clamping and the die clamping seat, the die clamping is adjustably and fixedly installed on the die clamping seat, the free end of the swing rod is hinged with the die clamping seat, and the sliding groove is formed in the die clamping seat.
In the clamping device of the bending machine, the driver is an air cylinder or a hydraulic oil cylinder.
According to the clamping device of the bending machine, the body of the driver is fixedly arranged on the rotary arm frame, the tail end of the piston rod of the driver is hinged and connected with the connecting rod, and the other end of the connecting rod is hinged and connected with the swing rod.
According to the clamping device of the bending machine, the rotating arm frame is provided with the guide groove along the axial direction of the piston rod of the driver, and the guide groove is arranged to enable the piston rod of the driver to be only acted by force along the axial direction of the piston rod, so that smooth operation of the piston rod is ensured.
According to the clamping device of the bending machine, the body of the driver is hinged to the rotary arm frame, and the tail end of the piston rod of the driver is hinged to the swing rod.
Compared with the prior art, the utility model has the advantages of as follows: the utility model discloses to press from both sides the mould unit and install on the pendulum rod and drive by the pendulum rod for press from both sides the main motion orbit of mould unit in carrying out centre gripping and release action in-process and become by traditional sharp translation formula along circular-arc orbit motion, thereby avoided interfering other actions that influence the bending machine, had the design ingenious, simple structure, the practicality is strong, does benefit to the characteristics of popularization.
[ description of the drawings ]
The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:
fig. 1 is a perspective view of a clamping device of a bending machine according to the present invention.
Fig. 2 is a front view of the clamping device of the bending machine of the present invention.
Fig. 3 is a cross-sectional view of the clamping device of the bending machine of the present invention.
[ detailed description ] embodiments
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1 to 3, a clamping device of a bending machine comprises a rotary arm frame 1, a circular die 2, a die clamping unit 3 and a driving mechanism 4; the circular die 2 is fixedly arranged on the rotary arm frame 1, and the die clamping unit 3 can be matched with the circular die 2 so as to clamp a pipe material or a bar material between the circular die and the circular die; preferably, the die clamping unit 3 includes a die clamping 31 and a die clamping base 32, and the die clamping 31 is adjustably and fixedly mounted on the die clamping base 32; the driving mechanism 4 comprises a swing rod 41 and a driver 42 for driving the swing rod 41 to swing in a reciprocating manner, the swing rod 41 is located below the die clamping unit 3, one end of the swing rod 41 is hinged to the rotary arm frame 1, the free end of the swing rod 41 is hinged to the bottom of the die clamping base 32, and the driving mechanism 4 indirectly drives the die clamping unit 3 to move in a reciprocating manner between a clamping position and a releasing position by driving the swing rod 41 to swing. The rotary arm frame 1 is also provided with a posture maintaining mechanism 6; preferably, the posture maintaining mechanism 6 includes a sliding groove 61 disposed on the die holder 32 body and a pin 62 slidably engaged with the sliding groove 61, and the pin 62 is mounted on the rotary arm support 1.
Preferably, the driver 42 is an air cylinder or a hydraulic oil cylinder, a body of the driver 42 is fixedly mounted on the rotary arm support 1, a connecting rod 43 is hinged to the tail end of a piston rod of the driver 42, the other end of the connecting rod 43 is hinged to the swing rod 41, and the rotary arm support 1 is provided with a guide groove 11 along the axial direction of the piston rod of the driver 42.
In another embodiment, the body of the driver 42 is hinged to the swing arm frame 1, and the end of the piston rod of the driver 42 is hinged to the swing rod 41, so that the purpose of driving the swing rod 41 to swing back and forth can also be achieved.
Claims (7)
1. The utility model provides a clamping device of bending machine, including pivot frame (1), circle mould (2), with circle mould (2) complex press from both sides mould unit (3), be used for driving press from both sides mould unit (3) reciprocating motion's between clamping position and release position actuating mechanism (4), circle mould (2) fixed mounting is on pivot frame (1), its characterized in that: the driving mechanism (4) comprises a swing rod (41) and a driver (42) for driving the swing rod (41) to swing in a reciprocating mode, the swing rod (41) is located below the die clamping unit (3), one end of the swing rod (41) is hinged to the rotary arm support (1), the free end of the swing rod (41) is hinged to the die clamping unit (3) and pushes the die clamping unit (3) to move, and a posture maintaining mechanism (6) for supporting the die clamping unit (3) is further arranged on the rotary arm support (1).
2. The clamping device of a bending machine according to claim 1, wherein: the posture maintaining mechanism (6) comprises a sliding groove (61) arranged on the die clamping unit (3) and a pin shaft (62) in sliding fit with the sliding groove (61), and the pin shaft (62) is installed on the rotary arm support (1).
3. The clamping device of a bending machine according to claim 2, wherein: the die clamping unit (3) comprises a die clamping body (31) and a die clamping seat (32), the die clamping body (31) is adjustably and fixedly installed on the die clamping seat (32), the free end of the swing rod (41) is hinged to the die clamping seat (32), and the sliding groove (61) is formed in the die clamping seat (32).
4. The clamping device of a bending machine according to any one of claims 1 to 3, wherein: the driver (42) is an air cylinder or a hydraulic oil cylinder.
5. The clamping device of a bending machine according to claim 4, wherein: the body of the driver (42) is fixedly arranged on the rotary arm support (1), the tail end of a piston rod of the driver (42) is hinged and connected with a connecting rod (43), and the other end of the connecting rod (43) is hinged and connected with the swing rod (41).
6. The clamping device of a bending machine according to claim 5, wherein: the rotary arm support (1) is provided with a guide groove (11) along the axial direction of a piston rod of the driver (42).
7. The clamping device of a bending machine according to claim 4, wherein: the body of the driver (42) is hinged to the rotary arm support (1), and the tail end of a piston rod of the driver (42) is hinged to the swing rod (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920428794.XU CN209829946U (en) | 2019-03-29 | 2019-03-29 | Clamping device of bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920428794.XU CN209829946U (en) | 2019-03-29 | 2019-03-29 | Clamping device of bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209829946U true CN209829946U (en) | 2019-12-24 |
Family
ID=68909244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920428794.XU Active CN209829946U (en) | 2019-03-29 | 2019-03-29 | Clamping device of bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209829946U (en) |
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2019
- 2019-03-29 CN CN201920428794.XU patent/CN209829946U/en active Active
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