CN223465889U

CN223465889U - Copper bar punching machine

Info

Publication number: CN223465889U
Application number: CN202422049158.XU
Authority: CN
Inventors: 余广安; 王一鸣; 吴成春
Original assignee: Zhuhai Zhuoan Electric Co ltd
Current assignee: Zhuhai Zhuoan Electric Co ltd
Priority date: 2024-08-23
Filing date: 2024-08-23
Publication date: 2025-10-24
Anticipated expiration: 2034-08-23

Abstract

The utility model relates to the technical field of electric copper bar manufacturing and discloses a copper bar punching machine which comprises a turret punching mechanism, a feeding frame, a separating and cutting mechanism and a receiving frame, wherein the turret punching mechanism is provided with a punching driving unit, a turntable and a plurality of punching dies of different types, the punching dies are arranged on the turntable and distributed around the punching driving unit, the punching driving unit can be abutted with one punching die to carry out punching processing, the feeding frame is arranged in the feeding direction of the turret punching mechanism, the feeding frame is provided with a linear feeding mechanism, the separating and cutting mechanism is arranged at the feeding end of the turret punching mechanism, the separating and cutting mechanism is used for carrying out copper bar sectional cutting, the receiving frame is arranged in the discharging direction of the turret punching mechanism, and the receiving frame is provided with a linear receiving mechanism. The utility model can rapidly switch the stamping die and is convenient for processing the mounting holes with different specifications.

Description

Copper bar punching machine

Technical Field

The utility model relates to the technical field of electric power copper bar manufacturing, in particular to a copper bar punching machine.

Background

Copper bars are conductive parts in electrical equipment, and in the manufacturing stage, it is necessary to punch mounting holes in copper bars having a long length and cut the mounting holes to a predetermined length. At present, punching and cutting of copper bars are achieved through manual scribing and positioning of copper bars, errors exist in the positions and cutting lengths of mounting holes, the sizes or shapes of the mounting holes are possibly different according to different production requirements, and current mounting hole punching equipment can only punch single holes and sizes and cannot be compatible with mounting holes of various specifications.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the copper bar punching machine provided by the utility model can be used for rapidly switching the punching die, so that the mounting holes with different specifications can be conveniently processed.

The embodiment of the utility model provides a copper bar punching machine, which comprises:

the turret punching mechanism is provided with a punching driving unit, a turntable and a plurality of punching dies of different types, wherein the plurality of punching dies are arranged on the turntable and distributed around the punching driving unit, and the punching driving unit can be abutted with one of the punching dies so as to carry out punching processing;

The feeding frame is arranged in the feeding direction of the turret punching mechanism, and a linear feeding mechanism is arranged on the feeding frame;

The parting mechanism is arranged at the feeding end of the turret punching mechanism and is used for carrying out copper bar subsection cutting;

The material receiving frame is arranged in the discharging direction of the turret punching mechanism, and a linear material receiving mechanism is arranged on the material receiving frame.

According to some embodiments of the utility model, the punch drive unit comprises a first guide post, a press block and a first drive piece, wherein the first guide post is arranged along the longitudinal direction, the press block is connected with the first guide post in a sliding manner and can be lifted along the longitudinal direction, and the first drive piece is connected with the press block.

According to some embodiments of the utility model, the first driving member is a servo motor, and a crank mechanism is connected between the first driving member and the pressing block.

According to some embodiments of the utility model, the punching die comprises an upper die plate, a lower die plate, a second guide post and an upper fixing plate, wherein a first end of the second guide post is connected with the lower die plate, the upper die plate is movably sleeved on the second guide post, a second end of the second guide post is connected with the upper fixing plate, an elastic reset piece is connected between the second guide post and the upper fixing plate, and a buffer spring is connected between the upper die plate and the fixing plate.

According to some embodiments of the utility model, a third guide post is arranged on the pressing block, a guide hole is arranged at the top of the upper fixing plate, and the third guide post is matched with the guide hole.

According to some embodiments of the utility model, the cutting mechanism comprises an assembly bracket, an upper cutter, a lower cutter and a second driving piece, wherein the upper cutter is movably arranged on the assembly bracket and connected with the second driving piece, and the lower cutter is arranged on the assembly bracket and positioned at the lower side of the upper cutter.

According to some embodiments of the utility model, the linear feeding mechanism comprises a first linear moving module, a telescopic driving piece and a cylinder clamping jaw, wherein the telescopic driving piece is installed on the first linear moving module, the cylinder clamping jaw is installed on the telescopic driving piece, the length of the first linear moving module is arranged along the feeding direction of the turret punching mechanism, and the telescopic direction of the telescopic driving piece is mutually perpendicular to the length direction of the first linear moving module.

According to some embodiments of the utility model, the linear receiving mechanism and the linear feeding mechanism have the same structure.

According to some embodiments of the utility model, the feeding frame is provided with a plurality of feeding rollers, and the feeding rollers are distributed at equal intervals.

According to some embodiments of the utility model, the feeding frame is provided with a positioning mechanism.

The embodiment of the utility model has at least the following beneficial effects:

When the copper bar punching machine is used, the copper bars can be fed in fixed length through the linear feeding mechanism on the feeding frame, the punching dies of different types can be rapidly switched through the rotary table, so that pressure is applied to the punching dies through the punching driving unit, mounting holes of different specifications are processed, then the copper bars are cut into copper bars with preset lengths through the dividing mechanism, the copper bars are placed on the collecting frame through the linear collecting mechanism, and production efficiency is improved, and production requirements of the mounting holes of different specifications are met.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural diagram of a copper bar punching machine according to an embodiment of the present utility model;

FIG. 2 is a schematic structural view of a turret punch mechanism of the copper bar punch shown in FIG. 1;

FIG. 3 is an enlarged view of a portion of the circled position D in FIG. 2;

FIG. 4 is an enlarged view of a portion of the circled position E in FIG. 2;

fig. 5 is a partial enlarged view of the circled position C in fig. 1.

Reference numerals:

Turret punching mechanism 100, punching driving unit 110, first guide column 111, press block 112, first driving element 113, rotary table 120, punching die 130, upper die plate 131, lower die plate 132, second guide column 133, upper fixing plate 134, buffer spring 135, guide hole 136, feed roller 140, positioning mechanism 150, positioning plate 151, third driving element 152, feed rack 200, linear feed mechanism 210, first linear movement module 211, telescopic driving element 212, cylinder clamping jaw 213, thickness measuring sensor 220, stock preparing rack 230, carrying manipulator 240, parting mechanism 300, assembly bracket 310, upper cutter 320, lower cutter 330, second driving element 340, stock collecting rack 400, linear stock collecting mechanism 410, sorting rack 420, sorting and stacking manipulator 430, and visual inspection mechanism 500.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, the meaning of "a number" means one or more, the meaning of "a plurality" means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and "above", "below", "within", etc. are understood to include the present number. If any, the terms "first," "second," etc. are used for distinguishing between technical features only, and should not be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as "disposed," "mounted," "connected," and the like are to be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by those skilled in the art in combination with the specific contents of the technical solutions.

Referring to fig. 1 and 2, the present embodiment discloses a copper bar punching machine, which comprises a turret punching mechanism 100, a feeding frame 200, a separating and cutting mechanism 300 and a receiving frame 400, wherein the turret punching mechanism 100 is provided with a punching driving unit 110, a turntable 120 and a plurality of punching dies 130 with different types, the plurality of punching dies 130 are installed on the turntable 120 and distributed around the punching driving unit 110, the punching driving unit 110 can be abutted with one of the punching dies 130 to perform punching processing, the feeding frame 200 is installed in the feeding direction of the turret punching mechanism 100, a linear feeding mechanism 210 is installed on the feeding frame 200, the separating and cutting mechanism 300 is installed at the feeding end of the turret punching mechanism 100, the separating and cutting mechanism 300 is used for performing copper bar sectional cutting, the receiving frame 400 is installed in the discharging direction of the turret punching mechanism 100, and a linear receiving mechanism 410 is installed on the receiving frame 400.

The turret punching mechanism 100 is used for switching corresponding dies according to processing requirements so as to mount holes with different specifications. The punching driving unit 110 is used for providing punching power for the punching die 130, so as to drive the punching die 130 to punch mounting holes with corresponding specifications on the copper bars. For example, the number of the punching dies 130 in the present embodiment is 4, and 4 punching dies 130 are circumferentially and uniformly distributed on the turntable 120 and distributed around the punching driving unit 110, when a certain specification of mounting hole needs to be processed, the corresponding punching die 130 is rotated to the lower side of the punching driving unit 110 by the turntable 120, so that hole punching is achieved by using the corresponding punching die 130. The feeding frame 200 is used for supporting copper bars, so that the copper bars are fed into the turret punching mechanism 100 in sections by the linear feeding mechanism 210, accuracy of punching positions of mounting holes is improved, fixed-length cutting of the copper bars by the separating mechanism 300 is achieved, the linear receiving mechanism 410 is used for clamping the cut copper bars, and the copper bars are placed on the receiving frame 400 to wait for subsequent manual blanking or automatic blanking.

When the copper bar feeding device is used, copper bars are placed on the feeding frame 200, fixed-length feeding can be performed on the copper bars through the linear feeding mechanism 210 on the feeding frame 200, the punching dies 130 with different types can be rapidly switched through the rotary table 120, pressure is applied to the punching dies 130 through the punching driving unit 110, mounting holes with different specifications are processed, then the copper bars are cut into copper bars with preset lengths through the cutting mechanism 300, the copper bars are placed on the collecting frame 400 through the linear collecting mechanism 410, and production efficiency is improved, and production requirements of the mounting holes with different specifications are compatible.

Referring to fig. 2 and 3, the punching driving unit 110 includes a first guide post 111, a pressing block 112, and a first driving member 113, wherein the first guide post 111 is disposed along a longitudinal direction, the pressing block 112 is slidably connected with the first guide post 111 and is capable of lifting along the longitudinal direction, and the first driving member 113 is connected with the pressing block 112. The first driving member 113 may adopt an air cylinder or a motor, the first guide pillar 111 is used for guiding the pressing block 112, and when in operation, the pressing block 112 is pressed down towards the punching die 130 until being abutted against the punching die 130 under the driving action of the first driving member 113 and the guiding action of the first guide pillar 111, so as to apply punching pressure to the punching die 130, so that the mounting hole is punched on the copper bar.

The first driving piece 113 adopts a servo motor, a crank mechanism is connected between the first driving piece 113 and the pressing block 112, and the servo motor can drive the pressing block 112 to press downwards through the crank mechanism, so that the pressing block 112 has larger pressing impulse and the punching pressure requirement is met.

Referring to fig. 2 and 3, the punching die 130 includes an upper die plate 131, a lower die plate 132, a second guide post 133 and an upper fixing plate 134, wherein a first end of the second guide post 133 is connected with the lower die plate 132, the upper die plate 131 is movably sleeved on the second guide post 133, a second end of the second guide post 133 is connected with the upper fixing plate 134, an elastic reset member is connected between the second guide post 133 and the upper fixing plate 134, and a buffer spring 135 is connected between the upper die plate 131 and the fixing plate. In a natural state, a gap for a copper bar to pass through is formed between the upper template 131 and the lower template 132, when the punching driving unit 110 applies pressure to the upper fixing plate 134, the upper fixing plate 134 compresses the elastic reset piece, so that the upper template 131 is driven to move downwards to be matched with the lower template 132 to punch a mounting hole in the copper bar, the buffer spring 135 can ensure that elastic pressure is applied to the upper template 131, the upper template 131 and the lower template 132 are ensured to be clamped in place, and therefore impact force of the upper fixing plate 134 can be absorbed, and hard contact between the upper fixing plate 134 and the upper template 131 is avoided.

The pressing block 112 is provided with a third guide post, the top of the upper fixing plate 134 is provided with a guide hole 136, and the third guide post is matched with the guide hole 136. When the pressing block 112 is pressed down, the third guide post is inserted into the guide hole 136, so that position correction of the pressing block 112 and the upper fixing plate 134 is realized through cooperation of the third guide post and the guide hole 136, position deviation of the upper fixing plate 134 in the pressing down process is reduced, and punching position accuracy is improved.

Referring to fig. 2 and 4, the separating mechanism 300 includes an assembly bracket 310, an upper cutter 320, a lower cutter 330 and a second driving member 340, wherein the upper cutter 320 is movably mounted on the assembly bracket 310 and connected with the second driving member 340, and the lower cutter 330 is mounted on the assembly bracket 310 and located at the lower side of the upper cutter 320. The second driving member 340 may adopt a motor or an air cylinder, and the upper cutter 320 is driven by the second driving member 340 to cut copper bars into copper bars in cooperation with the lower cutter 330.

Referring to fig. 1 and 5, the linear feeding mechanism 210 includes a first linear moving module 211, a telescopic driving member 212 and a cylinder clamping jaw 213, the telescopic driving member 212 is mounted on the first linear moving module 211, the cylinder clamping jaw 213 is mounted on the telescopic driving member 212, the length of the first linear moving module 211 is arranged along the feeding direction of the turret punching mechanism 100, and the telescopic direction of the telescopic driving member 212 is perpendicular to the length direction of the first linear moving module 211. It should be noted that the function of the telescopic driving member 212 is to facilitate adjusting the distance between the cylinder clamping jaw 213 and the edge of the feeding frame 200 during the adjustment stage, and the telescopic driving member 212 is not activated during the feeding process. During the feeding process, the first linear moving module 211 drives the telescopic driving piece 212 and the cylinder clamping jaw 213 to move, and the cylinder clamping jaw 213 clamps the copper bar, so that the copper bar is fed into the turret punching mechanism 100.

For convenience in design and maintenance, the linear receiving mechanism 410 and the linear feeding mechanism 210 have the same structure, and can clamp and take copper bars and move along a straight line until the sorting and stacking manipulator 430 sorts the copper bars.

Referring to fig. 1, a plurality of feeding rollers 140 are mounted on a feeding frame 200, and the feeding rollers 140 are arranged at equal intervals. The feeding roller 140 can play a role in supporting in the copper bar conveying process, and friction between the copper bar and the feeding roller 140 is rolling friction, so that abrasion to the copper bar is reduced.

Referring to fig. 1 and 5, a positioning mechanism 150 is installed on a feeding frame 200, the positioning mechanism 150 is used for matching with a linear feeding mechanism 210 to position a copper bar, and illustratively, the positioning mechanism 150 includes a positioning plate 151 and a third driving member 152, the third driving member 152 may employ a motor or an air cylinder, when the copper bar is placed on the feeding frame 200, the positioning plate 151 is located at a first side of the copper bar, and the linear feeding mechanism 210 is located at a second side of the copper bar, and the positioning plate 151 pushes or pulls the copper bar to the linear feeding mechanism 210 under the driving of the third driving member 152.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A copper bar punch, comprising:

the turret punching mechanism (100) is provided with a punching driving unit (110), a turntable (120) and a plurality of punching dies (130) with different types, wherein the punching dies (130) are arranged on the turntable (120) and are distributed around the punching driving unit (110), the punching driving unit (110) can be abutted with one of the punching dies (130) so as to carry out punching processing, the punching driving unit (110) comprises a first guide pillar (111), a pressing block (112) and a first driving piece (113), the first guide pillar (111) is arranged along the longitudinal direction, the pressing block (112) is in sliding connection with the first guide pillar (111) and can be lifted along the longitudinal direction, the first driving piece (113) is connected with the pressing block (112), the first driving piece (113) adopts a servo motor, and a crank mechanism is connected between the first driving piece (113) and the pressing block (112);

The feeding frame (200) is arranged in the feeding direction of the turret punching mechanism (100), and a linear feeding mechanism (210) is arranged on the feeding frame (200);

The parting mechanism (300) is arranged at the feeding end of the turret punching mechanism (100), and the parting mechanism (300) is used for carrying out copper bar subsection cutting;

The material collecting frame (400) is arranged in the discharging direction of the turret punching mechanism (100), and the material collecting frame (400) is provided with a linear material collecting mechanism (410).

2. The copper bar punching machine according to claim 1, characterized in that the punching die (130) comprises an upper die plate (131), a lower die plate (132), a second guide post (133) and an upper fixing plate (134), a first end of the second guide post (133) is connected with the lower die plate (132), the second guide post (133) is movably sleeved with the upper die plate (131), a second end of the second guide post (133) is connected with the upper fixing plate (134), and an elastic reset piece is connected between the second guide post (133) and the upper fixing plate (134), and a buffer spring (135) is connected between the upper die plate (131) and the fixing plate.

3. The copper bar punching machine according to claim 2, characterized in that a third guide post is arranged on the pressing block (112), a guide hole (136) is arranged at the top of the upper fixing plate (134), and the third guide post is matched with the guide hole (136).

4. The copper bar punching machine according to claim 1, characterized in that the parting mechanism (300) comprises an assembly bracket (310), an upper cutter (320), a lower cutter (330) and a second driving member (340), the upper cutter (320) is movably mounted on the assembly bracket (310) and connected with the second driving member (340), and the lower cutter (330) is mounted on the assembly bracket (310) and positioned at the lower side of the upper cutter (320).

5. The copper bar punching machine according to claim 1, characterized in that the linear feeding mechanism (210) comprises a first linear moving module (211), a telescopic driving piece (212) and a cylinder clamping jaw (213), wherein the telescopic driving piece (212) is installed on the first linear moving module (211), the cylinder clamping jaw (213) is installed on the telescopic driving piece (212), the length of the first linear moving module (211) is arranged along the feeding direction of the turret punching mechanism (100), and the telescopic direction of the telescopic driving piece (212) is mutually perpendicular to the length direction of the first linear moving module (211).

6. The copper bar punching machine according to claim 1 or 5, characterized in that the linear take-up mechanism (410) and the linear feed mechanism (210) are identical in structure.

7. The copper bar punching machine according to claim 1 or 5, characterized in that a plurality of feed rollers (140) are mounted on the feed frame (200), and the feed rollers (140) are arranged at equal intervals.

8. Copper bar punching machine according to claim 1 or 5, characterized in that the feeding rack (200) is provided with a positioning mechanism (150).