Adjustable lower stripping punch press

Abstract

The utility model discloses an adjustable lower stripping punching machine which comprises a base, fixing mechanisms are fixedly connected to the two sides of the top of the base, a supporting mechanism is fixedly connected to the tops of the fixing mechanisms, and a first punching mechanism is fixedly connected to the bottom of the opposite side of the supporting mechanism. The adjustable material ejecting mechanism has the advantages that production efficiency is improved, stamped workpieces can be ejected quickly and accurately, workpiece taking time is shortened, production quantity in unit time is increased, product quality is guaranteed, product surface damage or deformation possibly caused by manual workpiece taking is avoided, and product quality is guaranteed. And the adjustable design can be adjusted according to the sizes, shapes and weights of different workpieces, various production requirements are met, the labor intensity is reduced, the labor burden of workers is relieved, and operation is easier and safer.

Description

Technical Field

[0001] The utility model relates to the technical field of punching machines, in particular to an adjustable bottom-stripping punching machine. Background Art

[0002] A punch press is a stamping press. Compared with traditional machining, the stamping process saves materials and energy, is highly efficient, has low technical requirements for operators, and can produce products that cannot be achieved by machining through various mold applications. Therefore, its use is becoming more and more extensive.

[0003] However, the existing punching machines have some defects in use, such as the lack of an adjustable ejection mechanism, which causes trouble for users in ejecting materials, and the inability to adjust the ejection pressure, so that the workpiece placed in the corresponding processing position cannot be ejected normally according to the use requirements, which reduces the processing efficiency of the punching machine and cannot meet the needs of the current market. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems and / or the problems existing in the existing adjustable bottom stripping punch press, the present utility model is proposed.

[0006] Therefore, the problem to be solved by the utility model is that the existing punch press has some defects in use, such as the lack of an adjustable ejection mechanism, which brings trouble to the user in discharging materials, and the inability to adjust the ejection pressure, so that the workpiece placed in the corresponding processing position cannot be ejected normally according to the use requirements, which reduces the processing efficiency of the punch press and cannot meet the needs of the current market.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: an adjustable bottom-stripping punch, comprising a base, both sides of the top of the base are fixedly connected with a fixing mechanism, the top of the fixing mechanism is fixedly connected with a supporting mechanism, the bottom of the opposite side of the supporting mechanism is fixedly connected with a first punching mechanism, the inner cavity of the first punching mechanism is provided with a spring mechanism, the top of the opposite side of the supporting mechanism is fixedly connected with a second punching mechanism, both sides of the second punching mechanism are provided with limited telescopic mechanisms, and the top of the back side of the supporting mechanism is fixedly connected with an air supply mechanism.

[0008] As a preferred solution of the adjustable bottom stripping punch press described in the utility model, the fixing mechanism includes a support plate, the top of the support plate is fixedly connected to a support block, the bottom of the support plate and the support block are penetrated by fixing bolts, and the threaded end of the fixing bolt is threadedly connected to a fixing nut.

[0009] As a preferred solution of the adjustable bottom stripping punch press of the utility model, wherein: the support mechanism includes support columns, the number of the support columns is four, and support plates are fixedly connected between the support columns.

[0010] As a preferred solution of the adjustable bottom stripping punch of the utility model, wherein: the first punching mechanism includes a lower template, the front and back sides of the lower template are fixedly connected to reinforcement frames, and heat dissipation holes are opened on both sides of the lower template.

[0011] As a preferred solution of the adjustable bottom ejection punch press of the utility model, the ejection mechanism includes a one-cylinder ejector, a two-cylinder ejector and a three-cylinder ejector, the two-cylinder ejector is located between the one-cylinder ejector and the three-cylinder ejector, and the one-cylinder ejector, the two-cylinder ejector and the three-cylinder ejector are arranged through the bottom of the lower template.

[0012] As a preferred solution of the adjustable bottom stripping punch press described in the utility model, wherein: the second punching mechanism includes a pneumatic motor, the output end of the pneumatic motor is fixedly connected to an eccentric rotating plate, the bottom of the eccentric rotating plate is movably connected to a transmission rod through a rotating rod, and the bottom of the transmission rod is movably connected to an upper template through a rotating rod.

[0013] As a preferred solution of the adjustable bottom stripping punch press of the utility model, the position limiting telescopic mechanism includes a position limiting telescopic tube, the inner cavity of the position limiting telescopic tube is slidably connected to a position limiting telescopic rod, and the bottom of the position limiting telescopic rod is fixedly connected to the top of the upper template.

[0014] As a preferred solution of the adjustable bottom-stripping punch press of the utility model, the air supply mechanism includes a mounting frame, and a gas tank is fixedly connected to the back side of the mounting frame.

[0015] As a preferred solution of the adjustable bottom stripping punch of the utility model, both sides of the top of the gas tank are fixedly connected with lifting rings, the surface of the lifting rings is provided with lifting holes, and the top of the gas tank is connected with a pipe body.

[0016] As a preferred solution of the adjustable bottom stripping punch of the utility model, a first protective plate is fixedly connected to the front side of the opposite side of the support column, and a second protective plate is fixedly connected to the top of the opposite side of the support column.

[0017] The beneficial effects of the utility model are as follows: the following effects can be achieved through the adjustable ejection mechanism: improving production efficiency: the punched workpiece can be ejected quickly and accurately, reducing the time for picking up parts, thereby increasing the production quantity per unit time and ensuring product quality: avoiding surface damage or deformation of the product that may be caused by manual picking up parts, ensuring the consistency and accuracy of the product, and strong flexibility: the adjustable design can be adjusted according to different workpiece sizes, shapes and weights to adapt to various production needs, reducing labor intensity: reducing the labor burden of workers, making operation easier and safer, and reducing the scrap rate: precise ejection control helps to reduce the generation of scrap caused by improper picking up parts, improving equipment utilization: shortening the production cycle, allowing the punch press to operate more efficiently, and facilitating automation integration: providing a good foundation for subsequent automated production processes, which is conducive to realizing full automation of the production line and improving operational safety: reducing the operating time of workers in the working area of ​​the punch press and reducing the risk of safety accidents. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0019] Figure 1 It is a three-dimensional diagram of the overall structure of the adjustable bottom stripping punch press.

[0020] Figure 2 It is a schematic cross-sectional view of the lower template of the adjustable lower stripping punch.

[0021] Figure 3 It is a three-dimensional diagram of the partial structure of the adjustable bottom stripping punch press.

[0022] Figure 4 It is a three-dimensional diagram of the fixing mechanism of the adjustable bottom stripping punch press. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0024] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0025] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0026] Example 1

[0027] Reference Figures 1 to 4 , which is the first embodiment of the utility model, and provides an adjustable bottom-stripping punch, including a base 1, both sides of the top of the base 1 are fixedly connected with a fixing mechanism 2, the top of the fixing mechanism 2 is fixedly connected with a supporting mechanism 3, the bottom of the opposite side of the supporting mechanism 3 is fixedly connected with a first punching mechanism 4, the inner cavity of the first punching mechanism 4 is provided with a spring mechanism 5, the top of the opposite side of the supporting mechanism 3 is fixedly connected with a second punching mechanism 6, both sides of the second punching mechanism 6 are provided with limited telescopic mechanisms 7, and the top of the back of the supporting mechanism 3 is fixedly connected with an air supply mechanism 8.

[0028] The following effects can be achieved through the adjustable ejection mechanism 5: Improve production efficiency: The punched workpiece can be ejected quickly and accurately, reducing the time for picking up the parts, thereby increasing the production quantity per unit time, ensuring product quality: Avoiding surface damage or deformation of the product that may be caused by manual picking up the parts, ensuring the consistency and accuracy of the products, and strong flexibility: The adjustable design can be adjusted according to different workpiece sizes, shapes and weights to adapt to various production needs, reducing labor intensity: Alleviating the labor burden of workers, making operations easier and safer, and reducing scrap rate: Accurate ejection control helps reduce the generation of scrap caused by improper picking up, improving equipment utilization: Shortening the production cycle, allowing the punch press to operate more efficiently, and facilitating automation integration: Providing a good foundation for subsequent automated production processes, which is conducive to the full automation of the production line, and improving operational safety: Reducing the operating time of workers in the working area of ​​the punch press, reducing the risk of safety accidents.

[0029] Example 2

[0030] Reference Figures 1 to 4 , which is the second embodiment of the utility model, and this embodiment is based on the previous embodiment.

[0031] Specifically, the fixing mechanism 2 includes a support plate 201 , the top of the support plate 201 is fixedly connected to a support block 202 , the bottoms of the support plate 201 and the support block 202 are penetrated by fixing bolts 203 , and the threaded end of the fixing bolt 203 is threadedly connected to a fixing nut 204 .

[0032] The top of the support plate 201 and the bottom of the support block 202 are fixedly connected by welding. The surfaces of the support plate 201 and the support block 202 are provided with fixing holes for use with the fixing bolts 203. The surfaces of the base 1 and the support column 301 are also provided with fixing holes for use with the bolts. The user passes the fixing bolts 203 through the fixing holes and then tightens the fixing nuts 204. The base 1 and the support column 301 are connected and fixed by the fixing nuts 204 and the fixing bolts 203.

[0033] Specifically, the support mechanism 3 includes four support columns 301 , and support plates 302 are fixedly connected between the support columns 301 .

[0034] The support column 301 and the support plate 302 are fixedly connected by welding. The welding connection method can ensure the firmness of the connection between the support column 301 and the support plate 302. The support column 301 cooperates with the support plate 302 to support and fix the working parts inside the punch press.

[0035] Specifically, the first stamping mechanism 4 includes a lower template 401 , the front and back sides of the lower template 401 are fixedly connected with reinforcement frames 402 , and both sides of the lower template 401 are provided with heat dissipation holes 403 .

[0036] The top of the lower template 401 is provided with evenly distributed mold grooves. The lower template 401 is fixedly connected to the support column 301 and the support plate 302 by welding. The welding connection method can ensure the firmness of the workpiece connection. The lower template 401 can be strengthened and fixed by the reinforcement frame 402 to improve the stability of the lower template 401 during stamping. Heat can be dissipated through the heat dissipation holes 403.

[0037] Specifically, the material ejection mechanism 5 includes a one-cylinder material ejector 501, a two-cylinder material ejector 502 and a three-cylinder material ejector 503, the two-cylinder material ejector 502 is located between the one-cylinder material ejector 501 and the three-cylinder material ejector 503, and the one-cylinder material ejector 501, the two-cylinder material ejector 502 and the three-cylinder material ejector 503 are arranged through the bottom of the lower template 401.

[0038] There are four one-cylinder ejectors 501 and four two-cylinder ejectors 502, and one three-cylinder ejector 503. The ejection force of the three-cylinder ejector 503 is the largest, the ejection force of the one-cylinder ejector 501 is the smallest, and the ejection force of the two-cylinder ejector 502 is in the middle. The ejection force can be selected according to the ejection force required for product demoulding.

[0039] Specifically, the second stamping mechanism 6 includes a pneumatic motor 601, the output end of the pneumatic motor 601 is fixedly connected to an eccentric rotating plate 602, the bottom of the eccentric rotating plate 602 is movably connected to a transmission rod 603 via a rotating rod, and the bottom of the transmission rod 603 is movably connected to an upper template 604 via a rotating rod.

[0040] The pneumatic motor 601 is installed on the surface of the support plate 302 through a fixing assembly. The output end of the pneumatic motor 601 is fixedly connected to the eccentric rotating plate 602 by welding. The welding connection method can ensure the firmness of the workpiece connection. The user starts the pneumatic motor 601 through an external controller, drives the eccentric rotating plate 602 to rotate through the output end of the pneumatic motor 601, drives the transmission rod 603 to move through the eccentric rotating plate 602, and drives the upper template 604 to move up and down through the transmission rod 603. When the upper template 604 moves downward, it can cooperate with the lower template 401 to stamp the workpiece. When the upper template 604 moves to the upper side, it can discharge the material or adjust the position of the workpiece for further processing.

[0041] Specifically, the position limiting telescopic mechanism 7 includes a position limiting telescopic tube 701 , the inner cavity of the position limiting telescopic tube 701 is slidably connected to a position limiting telescopic rod 702 , and the bottom of the position limiting telescopic rod 702 is fixedly connected to the top of the upper template 604 .

[0042] The limiting telescopic tube 701 is fixedly installed on the opposite side of the support plate 302. When the upper template 604 moves up and down, it will drive the limiting telescopic rod 702 to move up and down. The limiting telescopic rod 702 cooperates with the limiting telescopic tube 701 to limit the upper template 604, thereby improving the stability of the upper template 604 when moving up and down.

[0043] Specifically, the gas supply mechanism 8 includes a mounting frame 801 , and a gas tank 802 is fixedly connected to the back side of the mounting frame 801 .

[0044] The mounting frame 801 and the support plate 302 are fixedly connected by welding, which improves the firmness of the connection between the mounting frame 801 and the support plate 302, prevents the mounting frame 801 from loosening during use, ensures the safety of the gas tank 802 when in use, and can store and provide gas through the gas tank 802.

[0045] Specifically, both sides of the top of the gas tank 802 are fixedly connected with lifting rings 9, the surface of the lifting rings 9 is provided with lifting holes 10, and the top of the gas tank 802 is connected with a pipe body 11.

[0046] The lifting ring 9 and the gas tank 802 are fixedly connected by welding. The welding connection method can ensure the firmness of the connection between the lifting ring 9 and the gas tank 802. The gas tank 802 can be lifted to the specified position by a lifting vehicle in conjunction with the lifting ring 9 and the lifting hole 10, so that the gas tank 802 can be replaced or repaired.

[0047] Specifically, the front side of the opposite side of the support column 301 is fixedly connected with the first protective plate 12 , and the top of the opposite side of the support column 301 is fixedly connected with the second protective plate 13 .

[0048] The first protective plate 12 is fixedly connected to the support column 301 by welding, and the second protective plate 13 is fixedly connected to the support column 301 by welding. The first protective plate 12 cooperates with the second protective plate 13 to separate the space and prevent external objects from entering and damaging the internal components of the punch press.

[0049] When in use, the power supply and air source are turned on, and the operator checks whether all parts of the equipment are normal, sets the required stamping parameters, such as stamping stroke, pressure, etc., and places the workpiece to be stamped at the designated die groove of the lower template 401. The ejection force of the three-cylinder ejector 503 is the largest, the ejection force of the one-cylinder ejector 501 is the smallest, and the ejection force of the two-cylinder ejector 502 is in the middle. It can be selected according to the ejection force required for product demoulding. The user starts the pneumatic motor 601 through the external controller, and drives the eccentric rotor through the output end of the pneumatic motor 601. The plate 602 rotates, and the transmission rod 603 is driven to move through the eccentric rotating plate 602, and the upper template 604 is driven to move up and down through the transmission rod 603. When the upper template 604 moves downward, it can cooperate with the lower template 401 to stamp the workpiece. When the upper template 604 moves to the top, it can discharge the material or adjust the position of the workpiece for further processing. After the stamping is completed, the stamped workpiece can be quickly and accurately ejected through the ejection mechanism 5, which reduces the time for picking up the parts, thereby increasing the production quantity per unit time and ensuring product quality.

[0050] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An adjustable bottom stripping punch, characterized by: The invention comprises a base (1), wherein both sides of the top of the base (1) are fixedly connected to fixing mechanisms (2), the top of the fixing mechanism (2) is fixedly connected to a supporting mechanism (3), the bottom of the opposite side of the supporting mechanism (3) is fixedly connected to a first punching mechanism (4), the inner cavity of the first punching mechanism (4) is provided with an elastic material mechanism (5), the top of the opposite side of the supporting mechanism (3) is fixedly connected to a second punching mechanism (6), both sides of the second punching mechanism (6) are provided with limited telescopic mechanisms (7), and the top of the back of the supporting mechanism (3) is fixedly connected to an air supply mechanism (8).

2. The adjustable bottom stripping punch press according to claim 1, characterized in that: The fixing mechanism (2) comprises a support plate (201), the top of the support plate (201) is fixedly connected to a support block (202), the bottoms of the support plate (201) and the support block (202) are penetrated by fixing bolts (203), and the threaded end of the fixing bolt (203) is threadedly connected to a fixing nut (204).

3. The adjustable bottom-stripping punch press according to claim 1, characterized in that: The support mechanism (3) comprises four support columns (301), and support plates (302) are fixedly connected between the support columns (301).

4. The adjustable bottom stripping punch press according to claim 1, characterized in that: The first stamping mechanism (4) comprises a lower template (401), the front and back sides of the lower template (401) are fixedly connected to a reinforcement frame (402), and both sides of the lower template (401) are provided with heat dissipation holes (403).

5. The adjustable bottom stripping punch press according to claim 1, characterized in that: The ejection mechanism (5) comprises a one-cylinder ejector (501), a two-cylinder ejector (502), and a three-cylinder ejector (503); the two-cylinder ejector (502) is located between the one-cylinder ejector (501) and the three-cylinder ejector (503); and the one-cylinder ejector (501), the two-cylinder ejector (502), and the three-cylinder ejector (503) are arranged through the bottom of the lower template (401).

6. The adjustable bottom stripping punch press according to claim 1, characterized in that: The second punching mechanism (6) comprises a pneumatic motor (601), the output end of the pneumatic motor (601) is fixedly connected to an eccentric rotating plate (602), the bottom of the eccentric rotating plate (602) is movably connected to a transmission rod (603) via a rotating rod, and the bottom of the transmission rod (603) is movably connected to an upper template (604) via a rotating rod.

7. The adjustable bottom stripping punch press according to claim 1, characterized in that: The position-limiting telescopic mechanism (7) comprises a position-limiting telescopic tube (701), the inner cavity of the position-limiting telescopic tube (701) is slidably connected to a position-limiting telescopic rod (702), and the bottom of the position-limiting telescopic rod (702) is fixedly connected to the top of the upper template (604).

8. The adjustable bottom stripping punch press according to claim 1, characterized in that: The gas supply mechanism (8) comprises a mounting frame (801), and a gas tank (802) is fixedly connected to the back of the mounting frame (801).

9. The adjustable bottom stripping punch press according to claim 8, characterized in that: Both sides of the top of the gas tank (802) are fixedly connected with lifting rings (9), the surface of the lifting rings (9) is provided with lifting holes (10), and the top of the gas tank (802) is connected to a pipe body (11).

10. The adjustable bottom stripping punch press according to claim 3, characterized in that: A first protective plate (12) is fixedly connected to the front side of the opposite side of the support column (301), and a second protective plate (13) is fixedly connected to the top of the opposite side of the support column (301).

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