CN213227662U

CN213227662U - Closed single-point crank precision punching machine

Info

Publication number: CN213227662U
Application number: CN202021253007.1U
Authority: CN
Inventors: 李上进; 黎源; 杨文溢
Original assignee: Wuxi Qiaosen Seiko Machinery Co ltd
Current assignee: Wuxi Qiaosen Seiko Machinery Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-05-18
Anticipated expiration: 2030-06-30

Abstract

The utility model relates to the technical field of punching equipment, and discloses a closed single-point crank precision punching machine, which comprises a bottom plate and a shell, the shell is fixedly arranged on the upper surface of the bottom plate, the upper end in the shell is provided with a crank, two ends of the crank are respectively in rotating connection with the corresponding side wall of the shell through a first rolling bearing, a motor is arranged on the left side of the shell, the output end of the motor is fixedly connected with the left end of the crank, two first limiting plates are fixedly arranged in the middle of the shell, a limiting block is slidably arranged between the two first limiting plates, a punch is fixedly arranged at the lower end of the limiting block, the middle end of the rod wall of the crank is movably sleeved with a push block, the lower end of the push block is rotatably connected with the upper end of the limit block through a rotating shaft, the upper surface of bottom plate and the inside that is located the casing are provided with the material case, the inside of material case is provided with the pneumatic cylinder. The utility model discloses can carry out automatic feeding, use manpower sparingly, improve work efficiency.

Description

Closed single-point crank precision punching machine

Technical Field

The utility model relates to a punch press equipment technical field especially relates to a closed single-point crank precision punch.

Background

The punching machine is a punching press, and in national production, the punching process has the advantages of material and energy conservation, high efficiency, low technical requirement on operators and capability of manufacturing products which cannot be achieved by machining through various die applications due to the fact that compared with the traditional machining, the punching process has the advantages of wide application range.

Traditional closed single-point crank precision punch generally all adopts the manual work to carry out the material loading unloading after shutting down in the use, and is very hard and time consuming, very big influence work efficiency, be difficult to satisfy the demand of high-efficient production, be unfavorable for improving production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the closed single-point crank precision punch press wastes time and energy when adopting manual feeding in the prior art, and the problem of inefficiency, and the closed single-point crank precision punch press that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a closed single-point crank precision punching machine comprises a bottom plate and a shell, wherein the shell is fixedly arranged on the upper surface of the bottom plate, a crank is arranged at the upper end in the shell, two ends of the crank are rotatably connected with the corresponding side walls of the shell through first rolling bearings, a motor is arranged on the left side of the shell, the output end of the motor is fixedly connected with the left end of the crank, two first limiting plates are fixedly arranged in the middle of the shell, a limiting block is arranged between the two first limiting plates in a sliding manner, a punching head is fixedly arranged at the lower end of the limiting block, a pushing block is movably sleeved at the middle end of a rod wall of the crank, the lower end of the pushing block is rotatably connected with the upper end of the limiting block through a rotating shaft, a material box is arranged on the upper surface of the bottom plate and positioned in the shell, a, the utility model discloses a gear rack, including casing, board, gear, fixed ring, ratchet tooth and ratchet tooth groove, the inside lower extreme of casing is provided with places the board and places the both sides of board and all is provided with the electro-magnet, the both ends of placing the board are all rotated through the bull stick and the lateral wall of the casing that corresponds and are connected, the left side the pole wall middle-end of bull stick is provided with the gear, the inside rotation of seting up ratchet tooth groove and ratchet tooth groove in the inside of gear is provided with solid fixed ring, gu fixed ring and left side the bull stick is fixed to be cup jointed, the inside of solid fixed ring's upside seting up recess and recess is provided with ratchet tooth through the.

Preferably, rotary mechanism includes cam and rack, the fixed two second limiting plates that are provided with in left side of casing, the rack slides and sets up in two between the second limiting plate and the fixed baffle that is provided with in upper end, the both ends that spring and spring have been cup jointed in the upper end activity of rack respectively with corresponding baffle and second limiting plate fixed connection, rack and gear 14 phase-matchs, the cam is fixed cup joint with articulate left end pole wall and offset with the baffle.

Preferably, the lever wall of the shaft pin is movably sleeved with a torsion spring, and two ends of the torsion spring are respectively and fixedly connected with the corresponding ratchet teeth and the shaft pin.

Preferably, the spring is a compression spring.

Preferably, the motor is fixedly connected with the side wall of the shell through a fixing frame.

Preferably, the lower end of the bottom plate is provided with a plurality of universal wheels.

Compared with the prior art, the utility model provides a closed single-point crank precision punch possesses following beneficial effect:

1. this closed single-point crank precision punch is provided with the electro-magnet through placing board both sides, and the cooperation pneumatic cylinder upwards promotes material and electro-magnet contact to realize automatic feeding, labour saving and time saving.

2. This closed single-point crank precision punch presses drives the cam through crank rotation for rack up-and-down motion, thereby place the board through the gear drive and carry out the turn-over, thereby can improve machining efficiency.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can carry out automatic feeding, use manpower sparingly, improve work efficiency.

Drawings

Fig. 1 is a schematic structural view of a closed single-point crank precision punch press according to the present invention;

fig. 2 is a schematic view of the internal structure of the gear of fig. 1.

In the figure: the device comprises a base plate 1, a shell 2, a crank 3, a motor 4, a push block 5, a limit block 6, a punch 7, a placing plate 8, a rotating rod 9, an electromagnet 10, a material box 11, a hydraulic cylinder 12, a push plate 13, a gear 14, a cam 15, a rack 16, a spring 17, a ratchet groove 18, a shaft pin 19, ratchet teeth 20, a torsion spring 21, a fixed wheel 22 and a universal wheel 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a closed single-point crank precision punch comprises a bottom plate 1 and a shell 2, wherein the shell 2 is fixedly arranged on the upper surface of the bottom plate 1, a crank 3 is arranged at the upper end inside the shell 2, two ends of the crank 3 are rotatably connected with the corresponding side wall of the shell 2 through first rolling bearings, a motor 4 is arranged at the left side of the shell 2, the output end of the motor 4 is fixedly connected with the left end of the crank 3, two first limiting plates are fixedly arranged at the middle part of the shell 2, a limiting block 6 is slidably arranged between the two first limiting plates, a punch 7 is fixedly arranged at the lower end of the limiting block 6, a push block 5 is movably sleeved at the middle end of the rod wall of the crank 3, the lower end of the push block 5 is rotatably connected with the upper end of the limiting block 6 through a rotating shaft, a material tank 11 is arranged on the upper surface of the bottom plate 1 and inside the shell, the inside lower extreme of casing 2 is provided with places board 8 and places the both sides of board 8 and all is provided with electro-magnet 10, the both ends of placing board 8 are all rotated with the lateral wall of the casing 2 that corresponds through bull stick 9 and are connected, the pole wall middle-end of left side bull stick 9 is provided with gear 14, the inside rotation of ratchet groove 18 and ratchet groove 18 is seted up to gear 14's inside is provided with solid fixed ring 22, gu fixed ring 22 cup joints with left side bull stick 9 is fixed, gu fixed ring 22's upside is seted up the inside of recess and is rotated through pivot 19 and be provided with ratchet tooth 20, ratchet tooth 20 and ratchet groove 18 phase-match, the inside left side of casing 2 is provided with the rotary mechanism.

The rotating mechanism comprises a cam 15 and a rack 16, two second limiting plates are fixedly arranged on the left side of the shell 2, the rack 16 is arranged between the two second limiting plates in a sliding mode, a baffle is fixedly arranged at the upper end of the rack 16, a spring 17 is movably sleeved at the upper end of the rack 16, two ends of the spring 17 are fixedly connected with the corresponding baffle and the second limiting plates respectively, the rack 16 is matched with the gear 14, and the cam 15 is fixedly sleeved with a left end rod wall of the crank 3 and abuts against the baffle.

The lever wall of the axle pin 19 is movably sleeved with a torsion spring 21, and two ends of the torsion spring 21 are respectively and fixedly connected with the corresponding ratchet teeth 20 and the axle pin 19, and the ratchet teeth 20 are driven to rotate towards the left side under the natural state.

The spring 17 is a compression spring which naturally pushes the rack 16 upwards.

The motor 4 is fixedly connected with the side wall of the shell 2 through the fixing frame, so that the motor 4 is more stable in connection with the shell 2.

The lower extreme of bottom plate 1 is provided with a plurality of universal wheels 23, makes things convenient for the mobile device.

In the utility model, when in use, the staff connects the power of the motor 4, the motor 4 drives the crank 3 to rotate, the push block 5 can be pushed downwards, so that the stop block 6 pushes the punch 7 to perform punching work, when one side is processed, the crank 3 pulls the push block 5 upwards, so that the stop block 6 drives the punch 7 to move upwards, at the moment, the cam 15 at the left end of the crank 3 presses the rack 16 downwards, the gear 14 rotates, the ratchet tooth groove 18 inside the gear 14 is matched with the ratchet tooth 20 to drive the fixing ring 22 to rotate, so as to drive the rotating rod 9 to rotate, so as to realize the turnover of the placing plate 8, at the moment, the punching work of the other side can be performed, meanwhile, the power of the hydraulic cylinder 12 is connected, the hydraulic cylinder 12 pushes the push plate 13 upwards, so as to push the material inside the material box 11 upwards, and is magnetically connected with the electromagnet 10 on the lower, the automatic feeding is completed, the time and the material are saved, and the production efficiency is greatly improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A closed single-point crank precision punch comprises a bottom plate (1) and a shell (2), and is characterized in that the shell (2) is fixedly arranged on the upper surface of the bottom plate (1), a crank (3) is arranged at the upper end in the shell (2), the two ends of the crank (3) are respectively and rotatably connected with the corresponding side wall of the shell (2) through a first rolling bearing, a motor (4) is arranged on the left side of the shell (2), the output end of the motor (4) is fixedly connected with the left end of the crank (3), two first limiting plates are fixedly arranged in the middle of the shell (2), a limit block (6) is slidably arranged between the two first limiting plates, a punch (7) is fixedly arranged at the lower end of the limit block (6), a push block (5) is movably sleeved at the middle end of the rod wall of the crank (3), the lower end of the push block (5) is rotatably connected with the upper end of the limit block (6) through, a material box (11) is arranged on the upper surface of the bottom plate (1) and inside the shell (2), a hydraulic cylinder (12) is arranged inside the material box (11), a push plate (13) is fixedly arranged at the tail end of a piston rod of the hydraulic cylinder (12), a placing plate (8) is arranged at the lower end inside the shell (2), electromagnets (10) are arranged on two sides of the placing plate (8), two ends of the placing plate (8) are rotatably connected with the corresponding side wall of the shell (2) through rotating rods (9), a gear (14) is arranged at the middle end of a rod wall of the rotating rod (9) on the left side, a ratchet groove (18) is formed inside the gear (14), a fixing ring (22) is rotatably arranged inside the ratchet groove (18), the fixing ring (22) is fixedly sleeved with the rotating rod (9) on the left side, a groove is formed in the upper side of the fixing ring (22), and ratchet teeth (20) are rotatably arranged inside the groove through a shaft pin (19), the ratchet teeth (20) are matched with the ratchet grooves (18), and a rotating mechanism for driving the gear (14) to rotate is arranged on the left side in the shell (2).

2. The closed single-point crank precision punch press of claim 1, wherein the rotating mechanism comprises a cam (15) and a rack (16), two second limiting plates are fixedly arranged on the left side of the housing (2), the rack (16) is slidably arranged between the two second limiting plates, a baffle is fixedly arranged at the upper end of the rack (16), two ends of a spring (17) are movably sleeved on the upper end of the rack (16), two ends of the spring (17) are respectively fixedly connected with the corresponding baffle and the second limiting plates, the rack (16) is matched with the gear (14), and the cam (15) is fixedly sleeved on the rod wall of the left end of the crank (3) and abuts against the baffle.

3. The closed single-point crank precision punching machine according to claim 1, wherein the shaft wall of the shaft pin (19) is movably sleeved with a torsion spring (21), and two ends of the torsion spring (21) are respectively and fixedly connected with the corresponding ratchet teeth (20) and the shaft pin (19).

4. A closed single-point crank precision press according to claim 3, characterized in that the spring (17) is a compression spring.

5. A closed single-point crank precision punching machine according to claim 1, characterized in that the motor (4) is fixedly connected with the side wall of the housing (2) through a fixing frame.

6. A closed single-point crank precision punching machine according to claim 1, characterized in that the lower end of the bottom plate (1) is provided with a plurality of universal wheels (23).