CN219052617U

CN219052617U - Quick punching machine

Info

Publication number: CN219052617U
Application number: CN202223557181.7U
Authority: CN
Inventors: 彭一杰
Original assignee: Hubei Nongli Building Materials Co ltd
Current assignee: Hubei Nongli Building Materials Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-23
Anticipated expiration: 2032-12-30

Abstract

The quick punching machine comprises a pair of raw material guiding devices and a punching body, wherein the raw material guiding devices comprise a feeding shell (1), a feeding roller (2), a transmission roller (3) and an upper pressing cylinder (4), the feeding roller (2) and the transmission roller (3) are sequentially arranged and installed at the lower part of the feeding shell (1), the transmission roller (3) is driven to rotate through a driving motor (10), the top of the feeding shell (1) is provided with a cylinder bracket, the upper pressing cylinder (4) is installed on the cylinder bracket, and the end part of a piston rod of the upper pressing cylinder (4) is provided with an upper pressing part; the advantages are that: the motor drives the transmission roller to rotate, the transmission roller drives the workpiece to move towards the punching station, the moving distance of the workpiece is accurate, and the labor intensity of workers is reduced. The punching speed is high, and the punching head is driven to rebound and reset rapidly through the spring.

Description

Quick punching machine

Technical Field

The utility model relates to the field of mechanical equipment, in particular to a rapid punching machine.

Background

At present, the punching machine is a mechanical device for punching holes by using a punching die to act on materials under the drive of a power mechanism after raw materials are installed, and in modern industrial production, the flat plate punching machine is used as key equipment for modern processing of various flat plate holes, and the novel forming technology is utilized for processing holes, so that the precision is high, the positioning accuracy and the production period are short, and the traditional equipment is replaced. The existing punching machine is uneven in punching speed during processing, and after punching is pressed down, the defect that a punching head is not reset in place easily occurs, so that the processing production of a workpiece is affected. On aluminum alloy door and window production line, need punch a hole the processing with aluminum alloy strip, current piercing press lacks auxiliary feeding device, mostly artifical manual feeding, exists the interval inaccuracy of punching a hole like this when punching a hole, and workman intensity of labour is big defect, can not adapt to the production needs of mill.

Disclosure of Invention

The present utility model aims to overcome the above disadvantages and provide a rapid punching machine.

The utility model comprises a pair of raw material guiding devices and a punching body,

the raw material guiding device comprises a feeding shell, a feeding roller, a transmission roller and an upper pressing cylinder,

the feeding roller and the transmission roller are sequentially arranged and installed at the lower part of the feeding shell, the transmission roller is driven to rotate by the driving motor, the top of the feeding shell is provided with a cylinder bracket, an upper pressing cylinder is installed on the cylinder bracket, the end part of a piston rod of the upper pressing cylinder is provided with an upper pressing part,

the upper pressing part comprises a pressing wheel mounting frame and a group of pressing wheels, the pressing wheel mounting frame is arranged at the end part of a piston rod of the upper pressing cylinder, and the group of pressing wheels are sequentially arranged in the pressing wheel mounting frame;

the punching body comprises a base, a punching pressing plate, a lifting arm, a cam transmission mechanism and a punching bracket,

the base is provided with a workpiece processing table, the bottom of the punching press plate is connected with the base through a pair of springs, the bottom of the punching press plate is provided with a punching head, the punching head is positioned above the workpiece processing table, the punching support is provided with a chute, the lifting arm is slidably arranged in the chute, the punching press plate is arranged at the working end of the lifting arm, the cam transmission mechanism is arranged on the punching support, and the motor drives the lifting arm to ascend or descend along the chute through the cam transmission mechanism;

the workpiece processing station is located between a pair of feedstock guides.

The outlet end of the feeding shell is provided with a side limiting part, the side limiting part comprises a horizontal supporting plate and a pair of side pulleys, the horizontal supporting plate is arranged on the feeding shell, and the pair of side pulleys are arranged on the horizontal supporting plate in a mirror image distribution.

The horizontal support plate is U-shaped and is fixed on the side wall of the feeding shell through a pair of bolts.

The horizontal supporting plate is provided with an oblong locating hole, the side pulleys are arranged at the end parts of the bolts, a pair of nuts are arranged on the bolts, and the bolts are fixed in the oblong locating hole by tightening the nuts.

The power output shaft of the driving motor is connected with the rotating shaft of the transmission roller wheel through a coupler in a transmission way.

The number of the group of pressing wheels is two; the driving motor is a servo motor; the feed housing is made of stainless steel material.

A pair of guide sleeves are symmetrically distributed on the punching press plate, a pair of guide rods are arranged on the base, a spring is sleeved on the guide rods, one end of the spring is fixed at the end part of the guide sleeve, the other end of the spring is fixed on the base, and the guide rods are located in the guide sleeves.

The cam transmission mechanism comprises a cam body and a transmission arm, a transmission groove is formed in the cam body, a transmission wheel is arranged at one end of the transmission arm, the outer wall of the transmission wheel is attached to the inner wall of the transmission groove, the other end of the transmission arm is fixed on one side of the top of the lifting arm, and an eccentric shaft of the cam body is movably mounted on the punching support through a bearing and drives the eccentric shaft to rotate through a motor.

One side of the punching support is provided with a feeding conveyor, and the other side of the punching support is provided with a discharging conveyor.

The workpiece processing table is detachably arranged on the base through bolts; the punching head is welded on the punching pressing plate.

The utility model has the advantages that: the motor drives the transmission roller to rotate, the transmission roller drives the workpiece to move towards the punching station, the moving distance of the workpiece is accurate, and the labor intensity of workers is reduced. The punching speed is high, and the punching head is driven to rebound and reset rapidly through the spring.

Description of the drawings

FIG. 1 is a schematic view of the structure of the work piece feeding of the stock guide of the present utility model.

FIG. 2 is a schematic view of the structure of the raw material guiding device of the present utility model.

Fig. 3 is a schematic view of the structure of the upper pressure cylinder of the present utility model.

Fig. 4 is a schematic structural view of the side stopper of the present utility model.

Fig. 5 is a schematic structural view of the punching body of the present utility model.

Fig. 6 is a schematic front view of the punching body of the present utility model.

Fig. 7 is a schematic side view of the punching body of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. In the description of the embodiments of the present utility model, it should be noted that, if the terms "upper," "lower," "inner," "outer," and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like in the description of the present utility model, if any, are used for distinguishing between the descriptions and not necessarily for indicating or implying a relative importance. In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in the drawings, the present utility model comprises a pair of raw material guiding devices and a punching body,

the raw material guiding device comprises a feeding shell 1, a feeding roller 2, a transmission roller 3 and an upper pressing cylinder 4,

the feeding roller 2 and the transmission roller 3 are sequentially arranged and installed at the lower part of the feeding shell 1, the transmission roller 3 is driven to rotate by a driving motor 10, the top of the feeding shell 1 is provided with a cylinder bracket, an upper pressing cylinder 4 is installed on the cylinder bracket, the end part of a piston rod of the upper pressing cylinder 4 is provided with an upper pressing part,

the upper pressing part comprises a pressing wheel mounting frame 5 and a group of pressing wheels 6, the pressing wheel mounting frame 5 is arranged at the end part of a piston rod of the upper pressing cylinder 4, and the group of pressing wheels 6 are sequentially arranged in the pressing wheel mounting frame 5;

the punching body comprises a base 20, a punching press plate 21, a lifting arm 22, a cam transmission mechanism 23 and a punching bracket 24,

the base 20 is provided with a workpiece processing table 25, the bottom of the punching press plate 21 is connected with the base 20 through a pair of springs 27, the bottom of the punching press plate 21 is provided with a punching head 26, the punching head 26 is positioned above the workpiece processing table 25, the punching support 24 is provided with a sliding groove, the lifting arm 22 is slidably arranged in the sliding groove, the punching press plate 21 is arranged at the working end of the lifting arm 22, the cam transmission mechanism 23 is arranged on the punching support 24, and the motor drives the lifting arm 22 to ascend or descend along the sliding groove through the cam transmission mechanism 23;

the workpiece processing station 25 is located between a pair of stock guides.

The outlet end of the feed housing 1 is provided with a side limiting portion comprising a horizontal support plate 7 and a pair of side pulleys 8, the horizontal support plate 7 is mounted on the feed housing 1, and the pair of side pulleys 8 are mounted on the horizontal support plate 7 in a mirror image distribution.

The horizontal support plate 7 is U-shaped, and the horizontal support plate 7 is fixed to the side wall of the feed housing 1 by a pair of bolts.

The horizontal supporting plate 7 is provided with an oblong positioning hole, the side pulley 8 is arranged at the end of the bolt, a pair of nuts are arranged on the bolt, and the bolts are fixed in the oblong positioning hole by tightening the nuts.

The power output shaft of the driving motor 10 is connected with the rotating shaft of the transmission roller 3 through a coupler.

The number of the group of pinch rollers 6 is two; the drive motor 10 is a servo motor; the feed housing 1 is made of stainless steel material.

A pair of guide sleeves are symmetrically distributed on the punching press plate 21, a pair of guide rods are arranged on the base 20, a spring 27 is sleeved on the guide rods, one end of the spring 27 is fixed at the end part of the guide sleeve, the other end of the spring 27 is fixed on the base 20, and the guide rods are positioned in the guide sleeves.

The cam transmission mechanism 23 comprises a cam body and a transmission arm 28, a transmission groove is formed in the cam body, a transmission wheel is arranged at one end of the transmission arm 28, the outer wall of the transmission wheel is attached to the inner wall of the transmission groove, the other end of the transmission arm 28 is fixed at one side of the top of the lifting arm 22, and an eccentric shaft of the cam body is movably mounted on the punching support 24 through a bearing and drives the eccentric shaft to rotate through a motor.

One side of the punching support 24 is provided with a feeding conveyor, and the other side of the punching support 24 is provided with a discharging conveyor.

The workpiece processing table 25 is detachably mounted on the base 20 by bolts; the punch head 26 is welded to the punch press plate 21.

The working mode and principle are as follows: as shown in the drawing, a worker feeds a workpiece to be processed along a feeding roller 2, the workpiece moves towards a punching station under the drive of a transmission roller 3, a piston rod of an upper pressing cylinder 4 stretches out to drive a pressing wheel 6 of an upper pressing part to press the top surface of the workpiece, two side walls of the workpiece are guided by side pulleys 8, and parameters of a driving motor 10 are adjusted according to the hole pitch requirement on the workpiece, so that the transmission roller 3 rotates a specified number of turns to drive the workpiece to advance for a specified distance. The distance between the pair of side pulleys 8 can be adjusted for workpieces of different types, when the distance is adjusted, the bottom nut is loosened, the bolt is moved into place in the oblong positioning hole, and then the nut is screwed down, so that the positioning can be completed.

The workpiece to be punched is input through the feed conveyor, when the workpiece is conveyed onto the workpiece processing table 25, the motor is started to drive the cam transmission mechanism 23 to rotate, and the cam body drives the transmission arm 28 to reciprocate up and down when rotating, so that the transmission arm 28 drives the lifting arm 22 to move up and down along the chute, the punched workpiece is punched through the punching head 26, the punching head 26 after punching is pushed down to move back to the position under the action of the elastic force of the spring 27, and then the punched workpiece is pushed down again under the drive of the cam transmission mechanism 23 to reciprocate. And outputting the punched workpiece to the next station through a discharging conveyor. The upward and downward movement of the punching press plate 21 is guided by the guide rod in an auxiliary manner, and the spring is prevented from being deviated during the extrusion. The feeding and discharging are guided by the raw material guiding device.

Claims

1. A rapid punching machine is characterized by comprising a pair of raw material guiding devices and a punching body,

the raw material guiding device comprises a feeding shell (1), a feeding roller (2), a transmission roller (3) and an upper pressing cylinder (4),

the feeding roller (2) and the transmission roller (3) are sequentially arranged and installed at the lower part of the feeding shell (1), the transmission roller (3) is driven to rotate by a driving motor (10), the top of the feeding shell (1) is provided with an air cylinder bracket, an upper air cylinder (4) is installed on the air cylinder bracket, the end part of a piston rod of the upper air cylinder (4) is provided with an upper pressing part,

the upper pressing part comprises a pressing wheel mounting frame (5) and a group of pressing wheels (6), the pressing wheel mounting frame (5) is arranged at the end part of a piston rod of the upper pressing cylinder (4), and the group of pressing wheels (6) are sequentially arranged in the pressing wheel mounting frame (5);

the punching body comprises a base (20), a punching pressing plate (21), a lifting arm (22), a cam transmission mechanism (23) and a punching bracket (24),

the base (20) is provided with a workpiece processing table (25), the bottom of the punching press plate (21) is connected with the base (20) through a pair of springs (27), the bottom of the punching press plate (21) is provided with a punching head (26), the punching head (26) is positioned above the workpiece processing table (25), the punching support (24) is provided with a sliding groove, the lifting arm (22) is slidably arranged in the sliding groove, the punching press plate (21) is arranged at the working end of the lifting arm (22), the cam transmission mechanism (23) is arranged on the punching support (24), and the motor drives the lifting arm (22) to ascend or descend along the sliding groove through the cam transmission mechanism (23);

a workpiece processing station (25) is located between the pair of stock guides.

2. A quick punch according to claim 1, wherein the outlet end of the feed housing (1) is provided with a side stop comprising a horizontal support plate (7) and a pair of side pulleys (8), the horizontal support plate (7) being mounted on the feed housing (1) and the pair of side pulleys (8) being mounted on the horizontal support plate (7) in mirror image.

3. A quick punch according to claim 2, wherein the horizontal support plate (7) is U-shaped, the horizontal support plate (7) being secured to the side wall of the feed housing (1) by a pair of bolts.

4. A quick punch according to claim 2, characterized in that the horizontal support plate (7) is provided with an oblong positioning hole, the side pulleys (8) are mounted at the ends of the bolts, the bolts are provided with a pair of nuts, and the bolts are fastened in the oblong positioning hole by tightening the nuts.

5. A quick-action punching machine as claimed in claim 1, characterized in that the power take-off shaft of the drive motor (10) is connected to the rotary shaft of the drive roller (3) by means of a coupling.

6. A quick punch according to claim 1, characterized in that the number of press wheels (6) of a set is two; the driving motor (10) is a servo motor; the feeding shell (1) is made of stainless steel materials.

7. A quick punch according to claim 1, characterized in that the punching press plate (21) is symmetrically provided with a pair of guide sleeves, the base (20) is provided with a pair of guide rods, the springs (27) are sleeved on the guide rods, one ends of the springs (27) are fixed at the ends of the guide sleeves, the other ends of the springs (27) are fixed on the base (20), and the guide rods are positioned in the guide sleeves.

8. A quick punch according to claim 1, wherein the cam driving mechanism (23) comprises a cam body and a driving arm (28), a driving groove is formed in the cam body, a driving wheel is arranged at one end of the driving arm (28), the outer wall of the driving wheel is attached to the inner wall of the driving groove, the other end of the driving arm (28) is fixed at one side of the top of the lifting arm (22), and an eccentric shaft of the cam body is movably mounted on the punching support (24) through a bearing and is driven to rotate by a motor.

9. A quick-action punching machine as claimed in claim 1, characterized in that the punching support (24) is provided with a feed conveyor on one side and a discharge conveyor on the other side of the punching support (24).

10. A quick punch according to claim 1, wherein the workpiece processing table (25) is detachably mounted to the base (20) by means of bolts; the punching head (26) is welded on the punching press plate (21).