CN210475122U - Multi-point deflection compensation mechanism of bending machine - Google Patents

Multi-point deflection compensation mechanism of bending machine Download PDF

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Publication number
CN210475122U
CN210475122U CN201921389657.6U CN201921389657U CN210475122U CN 210475122 U CN210475122 U CN 210475122U CN 201921389657 U CN201921389657 U CN 201921389657U CN 210475122 U CN210475122 U CN 210475122U
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screw rod
inclined block
workbench
speed reducer
synchronizing wheel
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CN201921389657.6U
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Chinese (zh)
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林忠
许铮
吴达通
曹宇
付红芝
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Jiangsu Hongdong Industrial Automation Co Ltd
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Jiangsu Hongdong Industrial Automation Co Ltd
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Abstract

The utility model discloses a multi-point deflection compensation mechanism of a bending machine, which comprises a workbench surface (1), a workbench base (2) and a plurality of deflection compensation components; the deflection compensation assembly is arranged on the workbench main body and comprises a speed reducer (8), a servo motor (9), a driving synchronous wheel (10), a synchronous belt (12), a driven synchronous wheel (14), a screw rod (16), a screw rod nut (19), a lower inclined block (20) and an upper inclined block (21); the speed reducer is connected with the servo motor and the driving synchronous wheel, the driven synchronous wheel is connected with the lead screw, the synchronous belt is connected with the driving synchronous wheel and the driven synchronous wheel, the lead screw is connected with the lower inclined block through a lead screw nut, the lower inclined block and the upper inclined block are in contact connection through a wedge-shaped surface, and the upper inclined block is fixedly connected with the table top of the workbench through a screw. The utility model discloses can realize the multi-point disturbance degree compensation through the workstation that motor numerical control and mechanical transmission's combination realized the bender, the multi-point disturbance degree compensation can be gone on simultaneously and the compensation height of multiple spot can be different.

Description

Multi-point deflection compensation mechanism of bending machine
Technical Field
The utility model relates to a bender especially relates to a bender multiple spot disturbance degree compensation mechanism.
Background
The bending machine is a processing machine for bending metal plates. In the bending process of the bending machine, an upper die and a lower die are directly contacted with a processed plate, wherein the lower die is fixed on a workbench. Because the working pressure of the bending machine, namely the bending force, is larger, the upper beam and the lower beam can generate deformation due to the reaction force of the bending force in the bending process, and the final bending precision of the metal plate is influenced by the deformation. In order to compensate for the error caused by the deformation, one of the solutions is to adjust the height of the worktable at different positions, that is, the worktable works as a multi-point deflection compensation mechanism of the bending machine at the same time.
The worktable disturbance compensation in the prior art comprises manual adjustment and electric adjustment, wherein the manual adjustment is suitable for the worktable multipoint disturbance compensation, but the adjustment efficiency and the adjustment precision are lower. Most of the motor-driven electric adjustment modes cannot perform disturbance compensation at multiple points, and only can perform disturbance compensation integrally, so that the effect of motor disturbance compensation is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bender multiple spot degree of disturbance compensation mechanism can realize the compensation of multiple spot degree of disturbance through the workstation that motor numerical control and mechanical transmission combined realization bender, and the compensation of multiple spot degree of disturbance can be gone on simultaneously and the compensation height of multiple spot can be different.
The utility model discloses a realize like this:
a multi-point deflection compensation mechanism of a bending machine comprises a workbench surface, a workbench base and a plurality of deflection compensation assemblies; the workbench surface is arranged above the workbench base to form a workbench main body; the multiple groups of deflection compensation assemblies are respectively arranged on the workbench main body at intervals, and each group of deflection compensation assemblies comprises a speed reducer, a servo motor, a driving synchronous wheel, a synchronous belt, a driven synchronous wheel, a screw rod nut, a lower inclined block and an upper inclined block; the speed reducer is arranged on the workbench base, the servo motor is arranged on the speed reducer, and the driving synchronizing wheel is coaxially connected with an output shaft of the speed reducer and synchronously rotates; the driven synchronizing wheel is coaxially arranged at one end of the screw rod and synchronously rotates with the screw rod, the synchronous belt is sleeved between the driving synchronizing wheel and the driven synchronizing wheel, the other end of the screw rod is screwed with a screw rod nut through threads, and the screw rod nut is fixed on the lower inclined block so that the screw rod can push the lower inclined block; the lower inclined block and the upper inclined block are arranged in a cavity between the table top of the workbench and the workbench base, the upper surface of the lower inclined block and the lower surface of the upper inclined block are matched wedge-shaped surfaces and are in matched contact connection, so that the upper inclined block can be pushed when the lower inclined block moves horizontally through the screw rod; the upper inclined block is fixedly connected with the table top of the workbench.
The workbench base on install a pair of idler and free rotation, the top outside of a pair of idler symmetry respectively sets up a pair of driven synchronizing wheel, makes the one end of hold-in range cup joint on the initiative synchronizing wheel, cup joint on a pair of driven synchronizing wheel behind a pair of idler is walked around to the other end of hold-in range, the hold-in range is the transmission of T shape structure.
The worktable base on fixed mounting have speed reducer fixed mounting board, the speed reducer is installed on speed reducer fixed mounting board.
The worktable is characterized in that a lower beam die mounting plate is arranged on the worktable surface, and the lower beam is fixedly connected with the lower beam die mounting plate through a lower beam fixing screw.
The workbench is characterized in that a first side baffle and a second side baffle are arranged between the workbench surface and the workbench base, and the first side baffle and the second side baffle are positioned at two side ends of the workbench main body.
And a first synchronizing wheel locking ring is arranged on an output shaft of the speed reducer, and the driving synchronizing wheel is locked on the output shaft of the speed reducer through the first synchronizing wheel locking ring.
And a second synchronizing wheel locking ring is arranged on the screw rod, and the driven synchronizing wheel is locked on the screw rod through the second synchronizing wheel locking ring.
Two bearing grooves are processed on the workbench base and are correspondingly embedded with roller bearings; the screw rod is provided with steps, one roller bearing is coaxially arranged on the screw rod through the steps, and the other roller bearing is coaxially locked on the screw rod through a locking nut.
The workbench base is provided with a cam bearing, and the cam bearing is arranged at one side end of the lower inclined block.
Compared with the prior art, the utility model, following beneficial effect has:
1. the utility model discloses a disturbance degree compensation height of every position of servo motor and mechanical transmission accurate control realizes multiple spot control.
2. The utility model discloses a servo motor can realize automatic control with numerical control software collocation, avoided the problem of manual adjustment inefficiency.
3. The utility model discloses a mechanical transmission and motor control, it is clean pollution-free.
The utility model discloses installation multiunit disturbance degree compensating assembly between workstation mesa and workstation base, the motor numerical control structure through servo motor and speed reducer improves the accuracy nature of disturbance degree compensation, combines lead screw and screw-nut's mechanical transmission structure to realize the removal of polylith down the sloping to the sloping highly reaches the purpose of multiple spot disturbance degree compensation on the adjustment polylith, and the multiple spot can carry out the not high disturbance degree compensation simultaneously.
Drawings
Fig. 1 is a perspective view of the multi-point deflection compensation mechanism of the bending machine of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a cross-sectional view of the multi-point deflection compensation mechanism of the bending machine of the present invention;
fig. 4 is the utility model discloses the installation sketch map of cam bearing in bender multiple spot disturbance degree compensation mechanism.
In the figure, 1 is a workbench surface, 2 is a workbench base, 3 is a first side baffle, 4 is a second side baffle, 5 is a lower beam die mounting plate, 6 is a lower beam fixing screw, 7 is a speed reducer fixing mounting plate, 8 is a speed reducer, 9 is a servo motor, 10 is a driving synchronous wheel, 11 is a first synchronous wheel locking ring, 12 is a synchronous belt, 13 is an idle wheel, 14 is a driven synchronous wheel, 15 is a second synchronous wheel locking ring, 16 is a lead screw, 17 is a locking nut, 18 is a roller bearing, 19 is a lead screw nut, 20 is a lower inclined block, 21 is an upper inclined block, and 22 is a cam bearing.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1, a multi-point deflection compensation mechanism of a bending machine includes a worktable top 1, a worktable base 2 and a plurality of deflection compensation assemblies; the workbench surface 1 is arranged above the workbench base 2 to form a workbench main body; referring to fig. 2 and fig. 3, a plurality of groups of deflection compensation assemblies are respectively arranged on the workbench main body at intervals, and each group of deflection compensation assemblies comprises a speed reducer 8, a servo motor 9, a driving synchronous wheel 10, a synchronous belt 12, a driven synchronous wheel 14, a screw rod 16, a screw rod nut 19, a lower inclined block 20 and an upper inclined block 21; the speed reducer 8 is installed on the workbench base 2, the servo motor 9 is installed on the speed reducer 8, and the driving synchronizing wheel 10 is coaxially connected with an output shaft of the speed reducer 8 and synchronously rotates; the driven synchronizing wheel 14 is coaxially arranged at one end of the screw rod 16 and rotates synchronously with the screw rod 16, the synchronous belt 12 is sleeved between the driving synchronizing wheel 10 and the driven synchronizing wheel 14, the other end of the screw rod 16 is screwed with a screw rod nut 19 through threads, and the screw rod nut 19 is fixed on the lower inclined block 20 through screws, so that the screw rod 16 can push the lower inclined block 20; the lower inclined block 20 and the upper inclined block 21 are arranged in a cavity between the workbench table surface 1 and the workbench base 2, the upper surface of the lower inclined block 20 and the lower surface of the upper inclined block 21 are matched wedge-shaped surfaces and are in contact connection in a matching manner, so that the upper inclined block 21 can be pushed to move when the lower inclined block 20 moves horizontally through the screw rod 16; the upper inclined block 21 is fixedly connected with the worktable top 1 through screws.
The workbench base 2 is provided with a pair of idle wheels 13 through a shaft and a bearing and can rotate freely, a pair of driven synchronous wheels 14 are symmetrically arranged on the outer sides above the idle wheels 13 respectively, one end of a synchronous belt 12 is sleeved on the driving synchronous wheel 10, the other end of the synchronous belt 12 is sleeved on the driven synchronous wheels 14 after bypassing the idle wheels 13, the synchronous belt 12 is in T-shaped structure transmission, and the idle wheels 13 are used for changing the transmission direction of the synchronous belt 12, so that the transmission reliability and the synchronization are improved.
Workstation base 2 on have speed reducer fixed mounting board 7 through screw fixed mounting, speed reducer 8 is installed on speed reducer fixed mounting board 7, speed reducer 8 is connected with workstation base 2 through speed reducer fixed mounting board 7, easy dismounting, installation stability is high.
The worktable table surface 1 is provided with a lower beam mould mounting plate 5, and the lower beam is fixedly connected with the lower beam mould mounting plate 5 through a lower beam fixing screw 6 and used for fixing the lower beam. Preferably, the lower beam fixing screw 6 may be an outer hexagonal screw.
The worktable table top 1 and the worktable base 2 are provided with a first side baffle 3 and a second side baffle 4, and the first side baffle 3 and the second side baffle 4 are positioned at the two side ends of the worktable main body and can be used for limiting the worktable table top 1 to move towards two sides.
The output shaft of the speed reducer 8 is provided with a first synchronizing wheel locking ring 11, and the driving synchronizing wheel 10 is locked on the output shaft of the speed reducer 8 through the first synchronizing wheel locking ring 11, so that the driving synchronizing wheel 10 can be prevented from being separated from the output shaft when rotating synchronously with the output shaft of the speed reducer 8.
The screw rod 16 is provided with a second synchronizing wheel locking ring 15, and the driven synchronizing wheel 14 is locked on the screw rod 16 through the second synchronizing wheel locking ring 15, so that the driven synchronizing wheel 14 can be prevented from being separated from the screw rod 16 when rotating synchronously with the screw rod 16.
Two bearing grooves are processed on the workbench base 2 and are correspondingly embedded with roller bearings 18; the screw rod 16 is provided with steps, one roller bearing 18 is coaxially arranged on the screw rod 16 through the steps, the other roller bearing 18 is coaxially locked on the screw rod 16 through a locking nut 17, and the two roller bearings 18 can improve the rigidity of the screw rod 16, ensure the rotating coaxiality of the screw rod 16 and limit the moving range of the screw rod 16. Preferably, the roller bearing 18 is a tapered roller bearing.
Referring to fig. 4, the table base 2 is provided with a cam bearing 22, and the cam bearing 22 is disposed at one side end of the lower inclined block 20 and can play a role of guiding to limit the moving position of the lower inclined block 20.
The working principle of the utility model is that the servo motor 9 rotates to drive the speed variator 8 to rotate and drive the driving synchronous wheel 10, the driven synchronous wheel 14 drives the screw rod 16 to rotate synchronously through the transmission of the synchronous belt 12, the screw transmission between the screw rod 16 and the screw nut 19 is converted into the linear movement of the screw rod 16, thereby driving the lower oblique block 20 to move synchronously; the wedge-shaped contact surface between the lower inclined block 20 and the upper inclined block 21 can enable the lower inclined block 20 to jack up the upper inclined block 21 when moving, and the adjustment of the heights of multiple points is achieved through the arrangement of multiple groups of deflection compensation components, so that deflection compensation is realized. The servo motors 9 of the multiple groups of disturbance compensation assemblies can be controlled by the motor numerical control equipment in the prior art, and the details are not repeated here.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims (9)

1. The utility model provides a bender multiple spot disturbance degree compensation mechanism which characterized by: the device comprises a workbench surface (1), a workbench base (2) and a plurality of groups of deflection compensation components; the workbench surface (1) is arranged above the workbench base (2) to form a workbench main body; the multiple groups of deflection compensation assemblies are respectively arranged on the workbench main body at intervals, and each group of deflection compensation assemblies comprises a speed reducer (8), a servo motor (9), a driving synchronous wheel (10), a synchronous belt (12), a driven synchronous wheel (14), a screw rod (16), a screw rod nut (19), a lower inclined block (20) and an upper inclined block (21); the speed reducer (8) is arranged on the workbench base (2), the servo motor (9) is arranged on the speed reducer (8), and the driving synchronizing wheel (10) is coaxially connected with an output shaft of the speed reducer (8) and synchronously rotates; the driven synchronizing wheel (14) is coaxially arranged at one end of the screw rod (16) and synchronously rotates with the screw rod (16), the synchronous belt (12) is sleeved between the driving synchronizing wheel (10) and the driven synchronizing wheel (14), the other end of the screw rod (16) is screwed with a screw rod nut (19) through threads, and the screw rod nut (19) is fixed on the lower inclined block (20) to enable the screw rod (16) to push and push the lower inclined block (20); the lower inclined block (20) and the upper inclined block (21) are arranged in a cavity between the workbench surface (1) and the workbench base (2), the upper surface of the lower inclined block (20) and the lower surface of the upper inclined block (21) are matched wedge-shaped surfaces and are in matched contact connection, so that the upper inclined block (21) can be pushed when the lower inclined block (20) moves horizontally through the screw rod (16); the upper inclined block (21) is fixedly connected with the table top (1) of the workbench.
2. The multi-point perturbation compensation mechanism of a bending machine according to claim 1, which is characterized in that: the workbench base (2) is provided with a pair of idle wheels (13) and can rotate freely, a pair of driven synchronous wheels (14) are symmetrically arranged on the outer sides of the upper portions of the idle wheels (13) respectively, one end of each synchronous belt (12) is connected to the driving synchronous wheel (10) in a sleeved mode, the other end of each synchronous belt (12) is connected to the corresponding driven synchronous wheel (14) in a sleeved mode after bypassing the corresponding idle wheel (13), and the synchronous belts (12) are in T-shaped structure transmission.
3. The multi-point perturbation compensation mechanism of a bending machine according to claim 1, which is characterized in that: the worktable base (2) is provided with a speed reducer fixing and mounting plate (7), and the speed reducer (8) is mounted on the speed reducer fixing and mounting plate (7).
4. The multi-point perturbation compensation mechanism of a bending machine according to claim 1, which is characterized in that: the worktable is characterized in that a lower beam die mounting plate (5) is arranged on the worktable table top (1), and the lower beam is fixedly connected with the lower beam die mounting plate (5) through a lower beam fixing screw (6).
5. The multi-point perturbation compensation mechanism of a bending machine according to claim 1, which is characterized in that: the workbench is characterized in that a first side baffle (3) and a second side baffle (4) are installed between the workbench table top (1) and the workbench base (2), and the first side baffle (3) and the second side baffle (4) are located at two side ends of the workbench main body.
6. The multi-point perturbation compensation mechanism of a bending machine according to claim 1, which is characterized in that: and a first synchronizing wheel locking ring (11) is arranged on an output shaft of the speed reducer (8), and the driving synchronizing wheel (10) is locked on the output shaft of the speed reducer (8) through the first synchronizing wheel locking ring (11).
7. The multi-point perturbation compensation mechanism of a bending machine according to claim 1, which is characterized in that: and a second synchronizing wheel locking ring (15) is arranged on the screw rod (16), and the driven synchronizing wheel (14) is locked on the screw rod (16) through the second synchronizing wheel locking ring (15).
8. The multi-point perturbation compensation mechanism of a bending machine according to claim 1, which is characterized in that: two bearing grooves are processed on the workbench base (2) and are correspondingly embedded with roller bearings (18); the screw rod (16) is provided with steps, one roller bearing (18) is coaxially arranged on the screw rod (16) through the steps, and the other roller bearing (18) is coaxially locked on the screw rod (16) through a locking nut (17).
9. The multi-point perturbation compensation mechanism of a bending machine according to claim 1, which is characterized in that: the workbench base (2) is provided with a cam bearing (22), and the cam bearing (22) is arranged at one side end of the lower inclined block (20).
CN201921389657.6U 2019-08-23 2019-08-23 Multi-point deflection compensation mechanism of bending machine Active CN210475122U (en)

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Application Number Priority Date Filing Date Title
CN201921389657.6U CN210475122U (en) 2019-08-23 2019-08-23 Multi-point deflection compensation mechanism of bending machine

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Application Number Priority Date Filing Date Title
CN201921389657.6U CN210475122U (en) 2019-08-23 2019-08-23 Multi-point deflection compensation mechanism of bending machine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110405027A (en) * 2019-08-23 2019-11-05 江苏弘东工业自动化有限公司 Bending machine multiple spot degree of disturbing compensation mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110405027A (en) * 2019-08-23 2019-11-05 江苏弘东工业自动化有限公司 Bending machine multiple spot degree of disturbing compensation mechanism

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