CN219052617U - Quick punching machine - Google Patents

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

A fast punching machine

technical field

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

Background technique

At present, the punching machine is a kind of mechanical equipment that after the raw materials are installed, driven by the power mechanism, the punching die acts on the material to complete the punching. In modern industrial production, the flat punching machine is used as a modern processing tool The key equipment for flat-plate holes, using new forming technology to process holes, with high precision, accurate positioning and short production cycle, replacing traditional equipment. The punching speed of the existing punching machine is not uniform enough during processing. After the punching is pressed down, the punching head is prone to the defect that the reset is not in place, which affects the processing and production of the workpiece. In the production line of aluminum alloy doors and windows, aluminum alloy strips need to be punched. The existing punching machines lack auxiliary feeding devices, and most of them are manually fed. Big flaws, unable to meet the production needs of the factory.

Utility model content

The purpose of this utility model is exactly to provide a kind of fast punching machine for above-mentioned deficiency.

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

The raw material guiding device includes a feeding housing, feeding rollers, driving rollers and upper pressure cylinders,

The feeding roller and the driving roller are arranged and installed in the lower part of the feeding housing in sequence, and the driving motor drives the driving roller to rotate. The top of the feeding housing is provided with a cylinder bracket, and the upper pressure cylinder is installed on the cylinder bracket, and the piston rod end of the upper pressure cylinder The part is provided with an upper pressure part,

The upper pressing part includes a pressure roller installation frame and a group of pressure rollers. The pressure roller installation frame is installed at the end of the piston rod of the upper pressure cylinder, and a group of pressure rollers are arranged in sequence in the pressure roller installation frame;

The punching body includes a base, a punching platen, 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 platen is connected to the base through a pair of springs, the bottom of the punching platen is provided with a punching head, the punching head is located above the workpiece processing table, and the punching bracket is provided with a chute for lifting The arm is slidingly installed in the chute, the punching plate is installed on the working end of the lifting arm, the cam transmission mechanism is installed on the punching bracket, and the motor drives the lifting arm up or down along the chute through the cam transmission mechanism;

The workpiece processing table is positioned between a pair of stock guides.

The outlet end of the feed shell is provided with a side limiter, the side limiter includes a horizontal support plate and a pair of side pulleys, the horizontal support plate is installed on the feed shell, and a pair of side pulleys are mounted on the horizontal support plate in a mirror image distribution superior.

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

An oblong positioning hole is opened on the horizontal support plate, and the side pulley is installed at the end of the bolt. A pair of nuts are arranged on the bolt, and the nuts are tightened to fix the bolt in the oblong positioning hole.

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

The number of one set of pressure rollers is two; the driving motor is a servo motor; the feeding shell is made of stainless steel.

A pair of guide sleeves are symmetrically distributed on the punching plate, and a pair of guide rods are arranged on the base. inside the set.

The cam transmission mechanism includes a cam body and a transmission arm. There is a transmission groove inside the cam body. A transmission wheel is arranged at one end of the transmission arm. The outer wall of the transmission wheel fits the inner wall of the transmission groove. On the side, the eccentric shaft of the cam body is movably installed on the punching bracket through the bearing, and the eccentric shaft is driven to rotate by the motor.

One side of the punching support is provided with a feed conveyor, and the other side of the punching support is provided with a discharge conveyor.

The workpiece processing table is detachably installed on the base through bolts; the punching head is welded on the punching platen.

The utility model has the advantages that: the motor drives the driving roller to rotate, and the driving roller drives the workpiece to move to the punching station, the moving distance of the workpiece is precise, and the labor intensity of workers is reduced. The punching speed is fast, and the punching head is driven by the spring to rebound and reset quickly.

Description of drawings

Fig. 1 is a structural schematic view of the material guiding device of the present invention when workpieces are fed.

Fig. 2 is a structural schematic diagram of the raw material guiding device of the present invention.

Fig. 3 is a structural schematic diagram of an upper pressure cylinder of the present invention.

Fig. 4 is a schematic structural view of the side limiting part of the present invention.

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

Fig. 6 is a front structural schematic diagram of the punching body of the present invention.

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

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention. It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures. In the description of the embodiments of the present invention, it should be noted that if the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer" etc. appear, it is based on the orientation or positional relationship shown in the drawings , or the orientation or positional relationship that the product of the invention is usually placed in use is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation or be constructed in a specific orientation and operation, and therefore should not be construed as limiting the invention. In addition, if the terms "first", "second" and the like appear in the description of the present invention, they are only used to distinguish the description, and should not be understood as indicating or implying relative importance. In the description of the embodiments of the present invention, it should also be noted that, unless otherwise specified and limited, the terms "setting" and "connection" should be interpreted in a broad sense, for example, it can be a fixed connection or an optional connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

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

The raw material guiding device includes a feeding shell 1, a feeding roller 2, a driving roller 3 and an upper pressure cylinder 4,

The feeding roller 2 and the driving roller 3 are arranged and installed in the lower part of the feeding housing 1 in sequence, and the driving motor 10 drives the driving roller 3 to rotate. The top of the feeding housing 1 is provided with a cylinder bracket, and the upper pressure cylinder 4 is installed on the cylinder bracket. The piston rod end of the upper pressure cylinder 4 is provided with an upper pressure portion,

The upper pressing part includes a pressure roller installation frame 5 and a group of pressure rollers 6, the pressure roller installation frame 5 is installed on the end of the piston rod of the upper pressure cylinder 4, and a group of pressure rollers 6 are arranged in sequence in the pressure roller installation frame 5;

The punching body includes a base 20, a punching platen 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 platen 21 is connected with the base 20 by a pair of springs 27, the bottom of the punching platen 21 is provided with a punching head 26, and the punching head 26 is positioned above the workpiece processing table 25. The hole support 24 is provided with a chute, the lifting arm 22 is slidably installed in the chute, the punching plate 21 is installed on the working end of the lifting arm 22, the cam transmission mechanism 23 is installed on the punching support 24, and the motor is driven by the cam transmission mechanism 23. Lifting arm 22 rises or falls along the chute;

The workpiece processing table 25 is located between a pair of stock guides.

The outlet end of the feed housing 1 is provided with a side limiter, the side limiter includes a horizontal support plate 7 and a pair of side pulleys 8, the horizontal support plate 7 is installed on the feed housing 1, and the pair of side pulleys 8 are mirror images The distribution is installed on the horizontal support plate 7.

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

The horizontal support plate 7 has an oblong positioning hole, and the side pulley 8 is installed at the end of the bolt. A pair of nuts are arranged on the bolt, and the nuts are tightened to fix the bolt in the oblong positioning hole.

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

The number of one set of pressure rollers 6 is two; the driving motor 10 is a servo motor; the feeding housing 1 is made of stainless steel.

A pair of guide sleeves are symmetrically distributed on the punching platen 21, and a pair of guide rods are arranged on the base 20. The spring 27 is sleeved on the guide rods. , the guide rod is located in the guide sleeve.

The cam transmission mechanism 23 comprises a cam body and a transmission arm 28. A transmission groove is provided in the cam body, and a transmission wheel is arranged at one end of the transmission arm 28. The outer wall of the transmission wheel fits with the transmission groove inwall, and the other end of the transmission arm 28 is fixed On one side of the lifting arm 22 top, the eccentric shaft of the cam body is movably installed on the punching support 24 through bearings, and the eccentric shaft is driven to rotate by the motor.

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

The workpiece processing table 25 is detachably mounted on the base 20 through bolts; the punching head 26 is welded on the punching platen 21 .

Working method and principle: As shown in the attached figure, the staff sends the workpiece to be processed along the feed roller 2, and the workpiece moves to the punching station driven by the driving roller 3, and the piston rod of the upper pressure cylinder 4 stretches out , drive the pressure wheel 6 of the upper pressing part to press on the top surface of the workpiece, the two side walls of the workpiece are guided by the side pulley 8, and adjust the parameters of the driving motor 10 according to the hole distance requirements on the workpiece, so that the transmission roller 3 rotates for a specified number of turns , to drive the workpiece forward for a specified distance. For workpieces of different types, the distance between a pair of side pulleys 8 can be adjusted to suit the workpiece. When adjusting the distance, loosen the bottom nut, move the bolt in place in the oblong positioning hole, and then tighten the nut to complete the positioning.

The workpiece that needs to be punched is input by the feed conveyor. When the workpiece is delivered to the workpiece processing table 25, the motor is started to drive the cam transmission mechanism 23 to rotate. When the cam body is rotating, the drive arm 28 is driven to reciprocate up and down, so that The driving arm 28 drives the lifting arm 22 to move up and down along the chute, and punches the passing workpiece through the punching head 26, and the punching head 26 moves up and returns under the elastic force of the spring 27 after pressing down for punching. , and then under the drive of the cam transmission mechanism 23, the punching is pressed down again, and the reciprocating motion is performed. The punched workpiece is output to the next station through the discharge conveyor. The up and down movement of the punching platen 21 is assisted by the guide rod to prevent the spring from running off when extruded. Both feeding and discharging are guided by the raw material guiding device.

Claims (10)

1. A fast punching machine, characterized in that it includes a pair of raw material guides and a punching body, The raw material guiding device includes the feeding housing (1), the feeding roller (2), the driving roller (3) and the upper pressure cylinder (4), The feeding roller (2) and the driving roller (3) are arranged and installed in the lower part of the feeding housing (1) in sequence, and the driving motor (10) drives the driving roller (3) to rotate, and the top of the feeding housing (1) is provided with a cylinder Support, the upper pressure cylinder (4) is installed on the cylinder bracket, and the piston rod end of the upper pressure cylinder (4) is provided with an upper pressure part, The upper pressing part includes a pressure roller installation frame (5) and a set of pressure rollers (6). The pressure roller installation frame (5) is installed at the end of the piston rod of the upper pressure cylinder (4), and a set of pressure rollers (6) are arranged in sequence Installed in the pressure roller mounting frame (5); The punching body includes a base (20), a punching platen (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 platen (21) is connected with the base (20) by a pair of springs (27), and the bottom of the punching platen (21) is provided with a punching head (26 ), the punching head (26) is located above the workpiece processing table (25), the punching bracket (24) is provided with a chute, the elevating arm (22) is slidably installed in the chute, and the punching platen (21) is installed on the elevating At the working end of the arm (22), the cam transmission mechanism (23) is installed on the punching support (24), and the motor drives the lifting arm (22) to rise or fall along the chute through the cam transmission mechanism (23); The workpiece processing table (25) is located between a pair of material guides. 2. A quick punching machine according to claim 1, characterized in that, the outlet end of the feed housing (1) is provided with a side stopper, and the side stopper includes a horizontal support plate (7) and a To the side pulley (8), the horizontal support plate (7) is installed on the feed housing (1), and a pair of side pulleys (8) mirror image distribution is installed on the horizontal support plate (7). 3. A kind of rapid punching machine according to claim 2, characterized in that the horizontal support plate (7) is U-shaped, and the horizontal support plate (7) is fixed on the feed housing (1) by a pair of bolts. on the side wall. 4. A fast punching machine according to claim 2, characterized in that, the horizontal support plate (7) is provided with an oblong positioning hole, the side pulley (8) is installed at the end of the bolt, and the bolt is provided with a For the nut, tighten the nut to fix the bolt in the oblong positioning hole. 5. A fast punching machine according to claim 1, characterized in that the power output shaft of the driving motor (10) is connected to the rotating shaft of the driving roller (3) through a coupling. 6. A kind of fast punching machine according to claim 1, characterized in that, the quantity of one group of pressure rollers (6) is two; the drive motor (10) is a servo motor; the feed housing (1) is made of Made of stainless steel material. 7. A fast punching machine according to claim 1, characterized in that a pair of guide sleeves are arranged symmetrically on the punching platen (21), a pair of guide rods are arranged on the base (20), and the spring (27) Be enclosed within on the guide rod, one end of spring (27) is fixed on guide sleeve end, and the other end of spring (27) is fixed on the base (20), and guide rod is positioned at guide sleeve. 8. A kind of fast punching machine according to claim 1, characterized in that, the cam transmission mechanism (23) comprises a cam body and a transmission arm (28), a transmission groove is provided in the cam body, and the transmission arm (28) One end is provided with a drive wheel, the outer wall of the drive wheel fits the inner wall of the drive groove, the other end of the drive arm (28) is fixed on the top side of the lifting arm (22), and the eccentric shaft of the cam body is movably mounted on the punching bracket through a bearing (24), and drive the eccentric shaft to rotate by the motor. 9. A fast punching machine according to claim 1, characterized in that, one side of the punching support (24) is provided with a feed conveyor, and the other side of the punching support (24) is provided with a discharge conveyor . 10. A kind of rapid punching machine according to claim 1, characterized in that, the workpiece processing table (25) is detachably mounted on the base (20) by bolts; the punching head (26) is welded on the punching platen ( 21) on.

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