阅读说明：本技术 双头肘节旋转冲孔设备 (Double-end toggle rotary punching equipment ) 是由 饶艳红 于 2021-01-22 设计创作，主要内容包括：本发明公开一种双头肘节旋转冲孔设备,包括有机架、两滑座、两上顶装置、两工件旋转装置、两肘节机构、两冲头机构以及偏心轮装置；该机架上具有两工件放置位；该两滑座可倾斜上下活动地设置于机架上,针对每一滑座均设置有一带动滑座倾斜上下活动的第一驱动机构；该两上顶装置设置于机架上并分别位于两工件放置位的下侧；通过设置两肘节机构,并配合利用偏心轮装置控制两肘节机构交替活动,实现以较小的旋转力产生很大的冲击力,使得冲头机构对环形工件进行冲孔作业,并配合工件旋转装置对环形工件进行旋转,以便进行连续冲孔,有效提高作业效率,设备结构简单,设备作业时能耗低,从而大大降低了冲孔作业的成本。(The invention discloses double-head toggle rotary punching equipment which comprises a rack, two sliding seats, two jacking devices, two workpiece rotating devices, two toggle mechanisms, two punch mechanisms and an eccentric wheel device, wherein the two workpiece rotating devices are arranged on the rack; the frame is provided with two workpiece placing positions; the two sliding seats are obliquely and movably arranged on the rack up and down, and a first driving mechanism which drives the sliding seats to obliquely and movably up and down is arranged aiming at each sliding seat; the two jacking devices are arranged on the rack and are respectively positioned at the lower sides of the two workpiece placing positions; through setting up two toggle mechanisms to cooperate and utilize eccentric wheel device control two toggle mechanisms activity in turn, realize producing very big impact force with less revolving force, make punch head mechanism carry out the operation of punching a hole to annular work piece, and cooperate the work piece rotary device to rotate annular work piece, so that punch a hole in succession, effectively improve the operating efficiency, equipment structure is simple, and the energy consumption is low during equipment operation, thereby greatly reduced the cost of the operation of punching a hole.)

1. The utility model provides a double-end toggle rotation punching equipment which characterized in that: comprises a frame, two sliding seats, two jacking devices, two workpiece rotating devices, two toggle mechanisms, two punch mechanisms and an eccentric wheel device; the frame is provided with two workpiece placing positions; the two sliding seats are obliquely and movably arranged on the rack up and down, are respectively positioned at the upper sides of the two workpiece placing positions, and are provided with a first driving mechanism driving the sliding seats to obliquely and movably up and down; the two jacking devices are arranged on the rack and are respectively positioned at the lower sides of the two workpiece placing positions; the two workpiece rotating devices are respectively arranged on the corresponding sliding seats and are respectively matched and oppositely aligned with the corresponding upper jacking devices; the toggle mechanisms are all arranged on the rack, each toggle mechanism comprises a first fixed rod, a second fixed rod, a first connecting rod, a second connecting rod, a reset spring and a movable seat, the first fixed rod and the second fixed rod are all fixed on the rack, the rear end of the first connecting rod is hinged with the first fixed rod, the rear end of the second connecting rod is hinged with the front end of the first connecting rod, and the rear end of the second connecting rod is provided with an acting part; two ends of the reset spring are respectively connected with the first connecting rod and the second fixing rod; the movable seat is movably arranged on the rack back and forth and is positioned behind the corresponding workpiece placing position, and the rear end of the movable seat is hinged with the front end of the second connecting rod; the two punch mechanisms are respectively arranged on the movable seats of the two toggle mechanisms, and the punch mechanisms extend into or leave the workpiece placing positions along with the movement of the movable seats; the eccentric wheel device is arranged on the frame and comprises an eccentric wheel and a second driving mechanism which drives the eccentric wheel to rotate, the eccentric wheel is positioned between the action parts of the two toggle mechanisms, and the eccentric wheel rotates to alternatively impact the action parts of the two toggle mechanisms.

2. The double-ended toggle rotary punch apparatus of claim 1, wherein: the frame is provided with a box body, lubricating oil is filled in the box body, and the eccentric wheel and the two toggle mechanisms are soaked in the lubricating oil.

3. The double-ended toggle rotary punch apparatus of claim 2, wherein: the second driving mechanism comprises a rotating shaft and a motor, the rotating shaft is vertically arranged, the lower end of the rotating shaft is located in the box body and fixed with the eccentric wheel, the upper end of the rotating shaft upwards extends out of the box body, and the motor is fixed outside the box body and drives the rotating shaft to rotate.

4. The double-ended toggle rotary punch apparatus of claim 1, wherein: a vertical rod is fixed on the first connecting rod, the vertical rod penetrates through the first connecting rod, the number of the reset springs is two, the two reset springs are arranged up and down, one ends of the two reset springs are fixed to two ends of the vertical rod respectively, and the other ends of the two reset springs are fixed to the second fixing rod.

5. The double-ended toggle rotary punch apparatus of claim 1, wherein: the acting part is a roller.

6. The double-ended toggle rotary punch apparatus of claim 1, wherein: the first driving mechanism comprises a screw rod and a motor, the screw rod is obliquely arranged on the rack up and down and rotatably arranged on the rack, the screw rod is screwed with the sliding seat and connected, and the motor is fixed on the rack and drives the screw rod to rotate back and forth.

7. The double-ended toggle rotary punch apparatus of claim 1, wherein: the upper jacking device comprises an upper jacking block and a driving cylinder which drives the upper jacking block to tilt and move up and down, and the driving cylinder is fixed on the rack.

8. The double-ended toggle rotary punch apparatus of claim 1, wherein: the workpiece rotating device comprises a rotating seat, a rotating shaft and a motor, wherein the rotating shaft is arranged in an up-and-down inclined mode, the lower end of the rotating shaft is fixed with the rotating seat, and the motor is fixed on the sliding seat and connected with the upper end of the rotating shaft to drive the rotating shaft to rotate.

Technical Field

The invention relates to the technical field of punching equipment, in particular to double-head toggle rotary punching equipment.

Background

The punching equipment is composed of a manual pump or an electric pump and a working head, the oil delivery hose is connected by a quick joint, the sealing is reliable and quick, the directional limitation is avoided during the operation, the assembly and disassembly are convenient, the punching equipment is specially used for punching metal sheets such as angle iron, flat iron, copper and aluminum bars, and the punching equipment is particularly suitable for field construction operation in the industries such as electric power and building.

In industrial production, often need carry out the operation of punching a hole to annular work piece (like audio amplifier screen panel etc.), among the prior art, the most structure complicacies of punching equipment for punching a hole to annular work piece to the operating efficiency that punches a hole is low, and the comparatively power consumption of equipment leads to the operating cost that punches a hole higher. Therefore, there is a need to develop a solution to the above problems.

Disclosure of Invention

In view of the above, the present invention is directed to the defects in the prior art, and the main object of the present invention is to provide a double-head toggle rotary punching apparatus, which can effectively solve the problems of complex structure, low efficiency, energy consumption and high cost of the existing punching apparatus for punching an annular workpiece.

In order to achieve the purpose, the invention adopts the following technical scheme:

a double-head toggle rotary punching device comprises a frame, two sliding seats, two jacking devices, two workpiece rotating devices, two toggle mechanisms, two punch mechanisms and an eccentric wheel device; the frame is provided with two workpiece placing positions; the two sliding seats are obliquely and movably arranged on the rack up and down, are respectively positioned at the upper sides of the two workpiece placing positions, and are provided with a first driving mechanism driving the sliding seats to obliquely and movably up and down; the two jacking devices are arranged on the rack and are respectively positioned at the lower sides of the two workpiece placing positions; the two workpiece rotating devices are respectively arranged on the corresponding sliding seats and are respectively matched and oppositely aligned with the corresponding upper jacking devices; the toggle mechanisms are all arranged on the rack, each toggle mechanism comprises a first fixed rod, a second fixed rod, a first connecting rod, a second connecting rod, a reset spring and a movable seat, the first fixed rod and the second fixed rod are all fixed on the rack, the rear end of the first connecting rod is hinged with the first fixed rod, the rear end of the second connecting rod is hinged with the front end of the first connecting rod, and the rear end of the second connecting rod is provided with an acting part; two ends of the reset spring are respectively connected with the first connecting rod and the second fixing rod; the movable seat is movably arranged on the rack back and forth and is positioned behind the corresponding workpiece placing position, and the rear end of the movable seat is hinged with the front end of the second connecting rod; the two punch mechanisms are respectively arranged on the movable seats of the two toggle mechanisms, and the punch mechanisms extend into or leave the workpiece placing positions along with the movement of the movable seats; the eccentric wheel device is arranged on the frame and comprises an eccentric wheel and a second driving mechanism which drives the eccentric wheel to rotate, the eccentric wheel is positioned between the action parts of the two toggle mechanisms, and the eccentric wheel rotates to alternatively impact the action parts of the two toggle mechanisms.

Preferably, the frame is provided with a box body, the box body is filled with lubricating oil, and the eccentric wheel and the two toggle mechanisms are soaked in the lubricating oil.

As a preferred scheme, the second driving mechanism comprises a rotating shaft and a motor, the rotating shaft is vertically arranged, the lower end of the rotating shaft is located in the box body and fixed with the eccentric wheel, the upper end of the rotating shaft extends upwards out of the box body, and the motor is fixed outside the box body and drives the rotating shaft to rotate.

As a preferred scheme, a vertical rod is fixed on the first connecting rod, the vertical rod penetrates through the first connecting rod, the number of the reset springs is two, the two reset springs are arranged up and down, one ends of the two reset springs are respectively fixed with two ends of the vertical rod, and the other ends of the two reset springs are both fixed with the second fixing rod.

Preferably, the acting part is a roller.

Preferably, the first driving mechanism includes a screw rod and a motor, the screw rod is disposed on the frame in a vertically inclined manner and rotatably, the screw rod is screwed with the sliding seat, and the motor is fixed on the frame and drives the screw rod to rotate back and forth.

As a preferred scheme, the upper jacking device comprises an upper jacking block and a driving cylinder for driving the upper jacking block to tilt and move up and down, and the driving cylinder is fixed on the rack.

Preferably, the workpiece rotating device comprises a rotating seat, a rotating shaft and a motor, the rotating shaft is arranged in an up-down inclined manner, the lower end of the rotating shaft is fixed with the rotating seat, and the motor is fixed on the sliding seat and connected with the upper end of the rotating shaft to drive the rotating shaft to rotate.

Compared with the prior art, the invention has obvious advantages and beneficial effects, and specifically, the technical scheme includes that:

through setting up two toggle mechanisms to cooperate and utilize eccentric wheel device control two toggle mechanisms activity in turn, realize producing very big impact force with less revolving force, make punch head mechanism carry out the operation of punching a hole to annular work piece, and cooperate the work piece rotary device to rotate annular work piece, so that punch a hole in succession, effectively improve the operating efficiency, equipment structure is simple, and the energy consumption is low during equipment operation, thereby greatly reduced the cost of the operation of punching a hole.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is an assembled perspective view of the preferred embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view of FIG. 1;

FIG. 3 is a schematic view of the use of FIG. 2;

FIG. 4 is another angle schematic of FIG. 3;

FIG. 5 is a schematic view after the case is opened;

FIG. 6 is another state diagram of FIG. 5;

fig. 7 is a schematic cross-sectional view of fig. 3.

The attached drawings indicate the following:

10. frame 11, work piece place

12. Case 13 and workbench

14. Fixing seat 20 and sliding seat

30. Top lifting device 31 and top lifting block

32. Drive cylinder 40 and workpiece rotating device

41. Rotating base 42 and rotating shaft

43. Motor 50 and toggle mechanism

51. First fixing rod 52 and second fixing rod

53. First link 54, second link

541. Action part 55, return spring

56. Movable seat 57 and vertical rod

60. Punch mechanism 70 and eccentric wheel device

71. Eccentric wheel 72, second drive mechanism

721. Rotating shaft 722 and motor

80. First driving mechanism 81 and screw rod

82. Motor 90, annular workpiece.

Detailed Description

Referring to fig. 1 to 7, there is shown a specific structure of a preferred embodiment of the present invention, which includes a frame 10, two sliders 20, two jacking devices 30, two workpiece rotating devices 40, two toggle mechanisms 50, two punch mechanisms 60, and an eccentric wheel device 70.

The frame 10 is provided with two workpiece placing positions 11; in this embodiment, the frame 10 has a box 12, the box 12 is filled with a lubricant (not shown), the frame 10 has a worktable 13, the worktable 13 is fixed with two fixing seats 14, the two fixing seats 14 are arranged on the left and right, the two workpiece placing positions 11 are respectively located on the corresponding fixing seats 14, and the box 12 is fixed on the worktable 13.

The two slide carriages 20 are obliquely and movably arranged on the frame 10 up and down, the two slide carriages 20 are respectively positioned at the upper sides of the two workpiece placing positions 11, and a first driving mechanism 80 which drives the slide carriages 20 to obliquely and movably up and down is arranged aiming at each slide carriage 20; the first driving mechanism 80 includes a screw rod 81 and a motor 82, the screw rod 81 is disposed on the frame 10 in a vertically inclined manner and is rotated, the screw rod 81 is screwed with the slide carriage 20, and the motor 82 is fixed on the frame 10 and drives the screw rod 81 to rotate back and forth.

The two jacking devices 30 are arranged on the frame 10 and are respectively positioned at the lower sides of the two workpiece placing positions 11; specifically, the upper supporting device 30 includes an upper supporting block 31 and a driving cylinder 32 for driving the upper supporting block 31 to tilt up and down, and the driving cylinder 32 is fixed on the frame 10.

The two workpiece rotating devices 40 are respectively arranged on the corresponding sliding seats 20 and are respectively matched and oppositely aligned with the corresponding upper jacking devices 30; specifically, the workpiece rotating device 40 includes a rotating base 41, a rotating shaft 42, and a motor 43, the rotating shaft 42 is disposed in an inclined manner, a lower end of the rotating shaft 42 is fixed to the rotating base 41, and the motor 43 is fixed to the sliding base 20 and coupled to an upper end of the rotating shaft 42 to rotate the rotating shaft 42.

The toggle mechanisms 50 are all arranged on the rack 10, each toggle mechanism 50 comprises a first fixed rod 51, a second fixed rod 52, a first connecting rod 53, a second connecting rod 54, a return spring 55 and a movable seat 56, the first fixed rod 51 and the second fixed rod 52 are all fixed on the rack 10, the rear end of the first connecting rod 53 is hinged with the first fixed rod 51, the rear end of the second connecting rod 54 is hinged with the front end of the first connecting rod 53, and the rear end of the second connecting rod 54 is provided with an acting part 541; the two ends of the return spring 55 are respectively connected with the first connecting rod 53 and the second fixing rod 52; the movable seat 56 is movably arranged on the frame 10 back and forth and is positioned behind the corresponding workpiece placing position 11, and the rear end of the movable seat 56 is hinged with the front end of the second connecting rod 54; the two punch mechanisms 60 are respectively arranged on the movable seats 56 of the two toggle mechanisms 50, and the punch mechanisms 60 move along with the movable seats 56 and extend into or leave the workpiece placing position 11; in this embodiment, a vertical rod 57 is fixed on the first connecting rod 53, the vertical rod 57 passes through the first connecting rod 53, the number of the return springs 55 is two, the two return springs 55 are arranged up and down, one end of each of the two return springs 55 is fixed to two ends of the vertical rod 57, and the other end of each of the two return springs 55 is fixed to the second fixing rod 52; the acting portion 541 is a roller to reduce abrasion caused by collision.

The eccentric wheel device 70 is arranged on the frame 10, the eccentric wheel device 70 comprises an eccentric wheel 71 and a second driving mechanism 72 for driving the eccentric wheel 71 to rotate, the eccentric wheel 71 is positioned between the action parts 541 of the two toggle mechanisms 50, and the eccentric wheel 71 rotates to alternatively impact the action parts 541 of the two toggle mechanisms 50. In this embodiment, the eccentric 71 and both toggle mechanisms 50 are immersed in lubricating oil to reduce wear. The second driving mechanism 72 includes a rotating shaft 721 and a motor 722, the rotating shaft 721 is vertically disposed, the lower end of the rotating shaft 721 is located in the case 12 and fixed to the eccentric wheel 71, the upper end of the rotating shaft 721 extends upward out of the case 12, and the motor 722 is fixed outside the case 12 and drives the rotating shaft 721 to rotate.

Detailed description the working principle of the present embodiment is as follows:

when the punching device works, firstly, the first driving mechanism 80 drives the sliding seat 20 to move upwards in an inclined mode to a position, so that the rotating seat 41 is away from the workpiece placing position 11, then, the annular workpiece 90 to be punched is sleeved on the rotating seat 41, then, the first driving mechanism 80 drives the sliding seat 20 to move downwards in an inclined mode to a position, so that the annular workpiece 90 moves into the workpiece placing position 11, then, the jacking device 30 works, the driving cylinder 32 drives the upper jacking block 31 to move upwards in an inclined mode to a position, and the annular workpiece 90 is clamped between the upper jacking block 31 and the rotating seat 41; then, the eccentric wheel 71 is driven by the second driving mechanism 72 to rotate at a high speed, so that the eccentric wheel 71 alternately strikes the action parts 541 of the two toggle mechanisms 50, the second connecting rod 54 swings outwards to drive the movable seat 56 to move forwards, so that the punch mechanism 60 extends into the workpiece placing position 11 to punch a hole in the annular workpiece 90, each time punching is completed, the return spring 55 pulls the first connecting rod 53 inwards to return, so that the movable seat 56 moves backwards to return, so that the punch mechanism 60 leaves the workpiece placing position 11 to separate from the annular workpiece 90, then the jacking device 30 operates, the driving cylinder 32 drives the upper jacking block 31 to move obliquely downwards to a position to release the annular workpiece 90, at this time, the rotating seat 41 is driven by the motor 43 to rotate by the rotating shaft 42, the annular workpiece 90 rotates with the rotating seat 41 at an angle, so that the other non-punched position of the annular workpiece 90 faces the punch mechanism 60, then, the upper jacking device 30 works, the driving cylinder 32 drives the upper jacking block 31 to move upwards in an inclined mode to a position to fix the annular workpiece 90, the work is repeated to punch holes in another position of the annular workpiece 90, after the punching holes are completed in all the positions on the annular workpiece 90, the first driving mechanism 80 drives the sliding seat 20 to move upwards in an inclined mode to a position, the rotating seat 41 is made to leave the workpiece placing position 11, and the punched workpiece 90 can be taken down.

The design of the invention is characterized in that: through setting up two toggle mechanisms to cooperate and utilize eccentric wheel device control two toggle mechanisms activity in turn, realize producing very big impact force with less revolving force, make punch head mechanism carry out the operation of punching a hole to annular work piece, and cooperate the work piece rotary device to rotate annular work piece, so that punch a hole in succession, effectively improve the operating efficiency, equipment structure is simple, and the energy consumption is low during equipment operation, thereby greatly reduced the cost of the operation of punching a hole.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.