CN117507055B - Intelligence vamp atmospheric pressure piercing press - Google Patents

Intelligence vamp atmospheric pressure piercing press Download PDF

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Publication number
CN117507055B
CN117507055B CN202410021550.5A CN202410021550A CN117507055B CN 117507055 B CN117507055 B CN 117507055B CN 202410021550 A CN202410021550 A CN 202410021550A CN 117507055 B CN117507055 B CN 117507055B
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CN
China
Prior art keywords
rod
cutting
push rod
base
driver
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202410021550.5A
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Chinese (zh)
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CN117507055A (en
Inventor
鸿达
蔡培吟
赖美林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian Rongyang Shoes Co ltd
Original Assignee
Fujian Rongyang Shoes Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujian Rongyang Shoes Co ltd filed Critical Fujian Rongyang Shoes Co ltd
Priority to CN202410021550.5A priority Critical patent/CN117507055B/en
Publication of CN117507055A publication Critical patent/CN117507055A/en
Application granted granted Critical
Publication of CN117507055B publication Critical patent/CN117507055B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
    • B26F1/14—Punching tools; Punching dies
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43D—MACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR
    • A43D8/00—Machines for cutting, ornamenting, marking or otherwise working up shoe part blanks
    • A43D8/02—Cutting-out
    • A43D8/04—Stamping-out
    • A43D8/06—Dies therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/18—Means for removing cut-out material or waste
    • B26D7/1818—Means for removing cut-out material or waste by pushing out
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/18—Means for removing cut-out material or waste
    • B26D7/1845—Means for removing cut-out material or waste by non mechanical means
    • B26D7/1863—Means for removing cut-out material or waste by non mechanical means by suction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

The invention relates to the field of punching equipment, in particular to an intelligent vamp pneumatic punching machine, which structurally comprises: the bottom punching die is internally provided with a cutting rod matched with a cutting column of the top punching head, the cutting rod moves up and down along the center of the recovery base, a second driver for driving a push rod to move is arranged in the cutting column, the push rod contacts with the cutting rod before the cutting column, and then the cutting column is separated from the cutting rod, the bottom punching die matched with the top punching head in the improved device is linked with a base body by adopting a movable ejector block, negative pressure chip removal is carried out through an inner groove in the base body, and the ejector block and the push rod limit waste materials to be cut, so that the waste materials and flock can be accurately discharged from the inner groove to improve the stability of operation, and the second sliding rod can slide, damp and reduce noise.

Description

Intelligence vamp atmospheric pressure piercing press
Technical Field
The invention relates to an intelligent vamp pneumatic punching machine, and belongs to the field of punching equipment.
Background
The vamp punching machine is a device for punching operation on a vamp, and is generally composed of a mechanical structure, a control system and a workbench adapting to various punching dies, so that the vamp punching machine can be used for rapidly and accurately processing holes on the vamp, the hole requirements of the shoe manufacturing industry on different styles, sizes and shapes can be met, the punching quality and precision are ensured, and the uniformity of the sizes, positions and shapes of the holes on the vamp is ensured.
The piece that current vamp was cut to in-process material cut and the disk that cuts fall in shoes easily to and the condition that the mesopore of the tool bit that makes punching appears blockking up, because the material after cutting is close with the internal diameter of mesopore, very inconvenient when clear up, and touch with the tool bit easily leads to the injury.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an intelligent vamp pneumatic punching machine so as to solve the problems.
In order to achieve the above object, the present invention is realized by the following technical scheme: an intelligent vamp pneumatic punching machine, its structure includes: the punching part is arranged at the top of the table top, the table top is arranged on the top surface of the base, a trigger switch for starting the punching part is arranged on the side edge of the base and is controlled by the controller, the punching part comprises a driver arranged at the top of the first bracket, a push rod is arranged at the bottom of the driver, the push rod pushes the top punch to be matched with a bottom punch die at the bottom, the bottom punch die is nested in a bottom hole at the bottom of the first bracket, the bottom hole is communicated with an inner groove of the base, and a negative pressure device is arranged in the base;
the bottom punching die is internally provided with a cutting rod matched with the cutting column of the top punching head, the cutting rod moves up and down along the center of the recovery base, the inside of the cutting column is provided with a second driver for driving the push rod to move, the push rod is contacted with the cutting rod before the cutting column, and then the push rod is separated from the cutting rod after the cutting column.
Preferably, the top punch comprises a top frame fixedly connected with the ejector rod, the bottom of the top frame is provided with a bottom frame, the second driver is positioned in a cavity between the top frame and the bottom frame through the bottom frame, a push rod is arranged in the middle of the second driver and penetrates through the cutting column, and the bottom of the bottom frame is connected with the cutting column in a nested mode through the clamping seat.
Preferably, a sliding sleeve is further installed between the push rod and the cutting column, the sliding sleeve is fixedly connected with the push rod, and the sliding sleeve moves along the inner wall of the cutting column under the driving of the push rod.
Preferably, the recycling base comprises a base body matched with the upper cover, the bottom of the base body is provided with a guide groove, the base body is communicated with an inner cavity of the guide groove through an inner groove with the middle part communicated with the inner cavity of the guide groove, the bottom of the base body is also provided with a limiting beam, the limiting beam is matched with a second sliding rod of the cutting rod, and the guide groove is mutually nested with a center ring of the buffer ring.
Preferably, the cutting rod comprises a top block, the top block is fixed at the top of the second slide rod, a balance plate is outwards extended at the bottom of the second slide rod, a groove body is arranged in the middle of the second slide rod, the groove body and the surface of a rod body of the bottom rod are mutually nested, and a reset spring matched with the inner groove of the second slide rod is further nested in the bottom rod.
Preferably, the inner part of the inner groove is in a circular arc structure, and the bottom opening is concentrated at the inlet of the guide groove.
Preferably, the second driver adopts an electromagnetic push rod structure to push the push rod to move along the axial direction.
Preferably, the sliding sleeve is tightly attached to the inner wall of the push rod, and the outlet of the cutting column forms air flow when moving.
Preferably, the top surface of the top block is lower than the upper surface of the upper cover in a static state.
The intelligent vamp air pressure punching machine has the following effects: the device after the improvement prevents to block up through cutting the embedded push rod of post and carries out the mode of activity, designs the diameter of push rod to be less than the mode of cutting the post diameter simultaneously to slide in the middle through the sliding sleeve on the push rod surface, not only can reduce the heat that the friction produced and make simultaneously cut in the post cavity because the activity of sliding sleeve produces the air current and plays a chip removal and radiating effect.
The bottom punching die matched with the top punching head is linked with the base body by adopting a movable top block, negative pressure chip removal is carried out through an inner groove in the base body, and the top block and the push rod limit cut waste materials, so that the waste materials and flock can be accurately discharged from the inner groove to improve the running stability, and the second sliding rod can slide, damp and reduce noise.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
fig. 1 is a schematic structural view of an intelligent shoe upper pneumatic punching machine according to the present invention.
FIG. 2 is a schematic cross-sectional view of a punch section according to the present invention.
Fig. 3 is a schematic cross-sectional view of the bottom die of the present invention.
Fig. 4 is a schematic cross-sectional view of the top punch of the present invention.
FIG. 5 is a schematic cross-sectional view of the recovery base of the present invention.
Fig. 6 is a schematic perspective sectional structure of the bottom die of the present invention.
Fig. 7 is a schematic perspective sectional structure of the top punch of the present invention.
In the figure:
1. a punching part; 2. a table top; 3. a base; 4. a controller; 5. triggering a switch;
11. a driver; 12. a push rod; 13. a top punch; 14. a first bracket; 15. a bottom die; 16. a bottom hole;
131. a top frame; 132. a chassis; 133. a second driver; 134. a clamping seat; 135. cutting the column; 136. a sliding sleeve; 137. a push rod;
151. an upper cover; 152. cutting the rod; 153. recovering the base;
1521. a top block; 1522. a second slide bar; 1523. a balance plate; 1524. a bottom bar; 1525. a return spring;
1531. a base; 1532. an inner tank; 1533. a limit beam; 1534. a guide groove; 154. and a buffer ring.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
In the description of the present invention, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In-process material cutting's that current vamp was trompil piece and cut disk fall in shoes easily to and the condition that the mesopore of tool bit that makes punching appears blockking up, because the material after cutting is close with the internal diameter of mesopore, very inconvenient when clear up, and touch with the tool bit easily and lead to the injury, so in order to solve foretell problem, the proposal has provided following technical scheme:
referring to fig. 1 to 7, the present invention provides a technical solution of an intelligent vamp pneumatic punching machine: the structure comprises: the punching part 1, the punching part 1 is arranged at the top of the table top 2, the table top 2 is arranged at the top surface of the base 3, the side edge of the base 3 is provided with a trigger switch 5 for starting the punching part 1, the trigger switch 5 is controlled by the controller 4, the punching part 1 comprises a driver 11 arranged at the top of the first bracket 14, the bottom of the driver 11 is provided with a push rod 12, the push rod 12 pushes a top punch 13 to be matched with a bottom punch 15 at the bottom, the bottom punch 15 is nested in a bottom hole 16 at the bottom of the first bracket 14, the bottom hole 16 is communicated with an inner groove of the base 3, and a negative pressure device is arranged in the base 3;
the bottom die 15 is internally provided with a cutting rod 152 engaged with the cutting post 135 of the top punch 13, the cutting rod 152 moves up and down along the center of the recovery base 153, the inside of the cutting post 135 is provided with a second driver 133 driving the push rod 137 to move, the push rod 137 contacts the cutting rod 152 prior to the cutting post 135, and then the cutting post 135 is separated from the cutting rod 152.
The invention has the main structure that the punching part 1 is arranged at the top of the table top 2, the table top 2 is used as the table top, the table top 2 can be conveniently used for carrying out object placing operation, the table top 2 is arranged at the top of the base 3, the inside of the base 3 is provided with a corresponding driving mechanism according to the type selection of the driver 11, the driving mechanism can be a hydraulic push rod, an air pressure push rod and an electric push rod structure, an air cylinder is adopted in the specific example, an air compression device is arranged in the base 3 and used for driving the driver 11, a trigger switch 5 is arranged at the side edge of the base 3 and used for controlling an integral circuit, and a controller 4 is arranged at the bottom plate of the base 3 and is used for triggering and releasing hands in a pedal mode, so that the hand regulation is convenient.
The structure of punching part 1 has included driver 11, driver 11 installs at the top of first support 14, driver 11 drives ejector pin 12 and drives the top punch 13 of bottom and nest at the bottom die 15 of first support 14 bottom and cooperate, when driver 11 drives ejector pin 12 and pushes down and make top punch 13 and bottom die 15 contact and extrude and cut, the waste material of cutting is stayed on the surface of bottom die 15 easily, not only inconvenient clearance, leads to vamp and bottom die 15's contact unstable simultaneously, appears the skew when top punch 13 pushes down, optimize the structure of bottom die 15 this application.
The bottom die 15 is mainly divided into three structures, the upper cover 151 is used as a supporting surface, the vamp is conveniently supported and flattened, the upper cover 151 is nested at the top of the recovery base 153, the cutting rod 152 capable of moving up and down is arranged in the middle, the buffer ring 154 is further arranged on the contact surface of the recovery base 153 and the first support 14, the buffer ring 154 is mainly used for buffering the downward pressure, and meanwhile, the buffer ring 154 enables a gap to be formed between the recovery base 153 and the first support 14, so that the recovery base 153 is conveniently detached.
The middle part of the base body 1531 of the recovery base 153 is provided with an inner groove 1532, the inner groove 1532 is used for guiding materials, waste materials fall into a channel of the guide groove 1534 through the inner groove 1532 and enter a recovery area of the base 3, the cutting rod 152 in the middle is matched with the top punch 13, when the punching part 1 at the top is pressed down, the surface of the top block 1521 is extruded, the top block 1521 is supported by the second slide rod 1522 at the bottom, the second slide rod 1522 is in nested matching with the limiting beam 1533, the second slide rod 1522 can slide up and down under the support of the limiting beam 1533, the bottom rod 1524 is arranged at the bottom of the second slide rod 1522 to be nested, and a reset spring 1525 is arranged between the two, and when the top block 1521 is pressed down, the reset spring 1525 is extruded to play a role of damping and buffering.
Because the opening of bottom is out of shape easily in the time of the long-time striking of second slide bar 1522, consequently this application has welded the bottom of second slide bar 1522 balance plate 1523 and has supported, not only can reduce the structure expansion because the striking produces, and the contact surface is bigger when pushing down simultaneously for second slide bar 1522 is difficult for producing the skew in the motion, and is more stable.
At this time, the guide groove 1534 is connected to the suction port of the negative pressure device of the base 3 to guide the scrap, but there is a case where the scrap is simply pushed down by the top punch 13 to be cut, and the cut scrap is carried up and the inner hole of the cutting post 135 is blocked.
The manner of optimizing the present application is that, the push rod 137 driven by the second driver 133 is installed in the cutting column 135 of the top punch 13, the specific second driver 133 adopts an electric push rod structure, the push rod 137 is ejected after being electrified, when the cutting column 135 is pressed and cut downwards, the cut waste is propped against the upper surface of the top block 1521 by the push rod 137, at this time, the condition that the waste blocks the inner tube of the cutting column 135 is controlled, and the condition that the waste splashes is controlled, in order to enable the waste to be led out through the guide groove 1534 after the cutting column 135 is lifted, the top surface of the top block 1521 is lower than the upper surface of the upper cover 151 under the static condition, a gap is formed, and the crushed aggregates and dust cut by pressing are sucked through the gap between the upper cover 151 and the top block 1521.
In order to avoid the surface friction overheat of the push rod 137 and the cutting column 135 caused by long-time operation, the diameter of the push rod 137 is set to be smaller than the diameter of the cutting column 135, and the sliding sleeve 136 is fixed on the surface of the push rod 137 to serve as a centering support, so that the bottom of the push rod 137 can reduce offset, the strength of pressing down is improved, meanwhile, the sliding sleeve 136 forms a pneumatic push rod with the inner wall of the cutting column 135 when moving, impurities possibly clamped in a gap can be blown out, and the heat of the cutting column 135 can be dissipated.
In order to facilitate the installation of the second driver 133, the second driver 133 is arranged in a cavity formed by the threaded fit of the top frame 131 and the bottom frame 132, so that the second driver 133 is protected, meanwhile, a clamping seat 134 is further arranged at the bottom of the bottom frame 132, and the second driver is detachably connected with the cutting column 135 through the clamping seat 134, so that the second driver is more convenient to use.
A beam for supporting the bottom die 15 is also arranged in the bottom hole 16 at the bottom of the first bracket 14, and is mainly convenient for guiding materials and limiting the bottom die 15.
The improved device prevents blockage by embedding the push rod 137 in the cutting column 135 in a movable mode, designs the diameter of the push rod 137 to be smaller than that of the cutting column 135, and centrally slides on the surface of the push rod 137 through the sliding sleeve 136, so that heat generated by friction can be reduced, and meanwhile, air flow generated by the movement of the sliding sleeve 136 in the cavity of the cutting column 135 plays a role in chip removal and heat dissipation.
The bottom punch 15 matched with the top punch 13 is linked with the base body 1531 by adopting the movable top block 1521, negative pressure chip removal is performed through the inner groove 1532 inside the base body 1531, the top block 1521 and the push rod 137 limit the cut waste material, so that the waste material and the batting can be accurately discharged from the inner groove 1532 to improve the running stability, and the second slide rod 1522 can slide to reduce vibration and noise.
The foregoing has described only the basic principles and preferred embodiments of the present invention, and many variations and modifications will be apparent to those skilled in the art in light of the above description, which variations and modifications are intended to be included within the scope of the present invention.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. An intelligent vamp pneumatic punching machine, its structure includes: the punching part (1), the top in mesa (2) is installed to punching part (1), the top surface at base (3) is installed to mesa (2), and the side of base (3) is provided with trigger switch (5) that start punching part (1), trigger switch (5) are controlled its characterized in that through controller (4):
the punching part (1) comprises a driver (11) arranged at the top of the first bracket (14), a push rod (12) is arranged at the bottom of the driver (11), a top punch (13) is pushed by the push rod (12) to be matched with a bottom punch (15) at the bottom, the bottom punch (15) is nested in a bottom hole (16) at the bottom of the first bracket (14), the bottom hole (16) is communicated with an inner groove of the base (3), and a negative pressure device is arranged in the base (3);
a cutting rod (152) matched with the cutting column (135) of the top punch (13) is arranged inside the bottom punch (15), the cutting rod (152) moves up and down along the center of the recovery base (153), a second driver (133) for driving the push rod (137) to move is arranged inside the cutting column (135), the push rod (137) is contacted with the cutting rod (152) before the cutting column (135), and is separated from the cutting rod (152) after the cutting column (135);
the recovery base (153) comprises a base body (1531) matched with the upper cover (151), a guide groove (1534) is arranged at the bottom of the base body (1531), the base body (1531) is communicated with an inner cavity of the guide groove (1534) through an inner groove (1532) with a through middle part, a limit beam (1533) is further arranged at the bottom of the base body (1531), the limit beam (1533) is matched with a second slide bar (1522) of the cutting bar (152), and the guide groove (1534) is mutually nested with a center ring of the buffer ring (154);
the cutting rod (152) comprises a top block (1521), the top block (1521) is fixed at the top of a second sliding rod (1522), a balance plate (1523) is outwards extended from the bottom of the second sliding rod (1522), a groove body is arranged in the middle of the second sliding rod (1522), rod body surfaces of the groove body and a bottom rod (1524) are mutually nested, and a reset spring (1525) matched with the inner groove of the second sliding rod (1522) is further nested in the bottom rod (1524).
2. An intelligent shoe upper pneumatic punching machine as set forth in claim 1, wherein: the top punch (13) comprises a top frame (131) fixedly connected with the ejector rod (12), a bottom frame (132) is arranged at the bottom of the top frame (131), a second driver (133) is positioned in a cavity between the top frame (131) and the bottom frame (132) through the bottom frame (132), a push rod (137) is arranged in the middle of the second driver (133), the push rod (137) penetrates through the cutting column (135), and the bottom of the bottom frame (132) is connected with the cutting column (135) in a nested mode through a clamping seat (134).
3. An intelligent shoe upper pneumatic punching machine as set forth in claim 2, wherein: a sliding sleeve (136) is further arranged between the push rod (137) and the cutting column (135), the sliding sleeve (136) is fixedly connected with the push rod (137), and the sliding sleeve moves along the inner wall of the cutting column (135) under the driving of the push rod (137).
4. An intelligent shoe upper pneumatic punching machine as set forth in claim 1, wherein: the inner groove (1532) has an arc structure, and the bottom opening is concentrated at the inlet of the guide groove (1534).
5. An intelligent shoe upper pneumatic punching machine as set forth in claim 2, wherein: the second driver (133) adopts an electromagnetic push rod structure to push the push rod (137) to move along the axial direction.
6. An intelligent shoe upper pneumatic punching machine as claimed in claim 3, wherein: the sliding sleeve (136) is tightly attached to the inner wall of the push rod (137), and the outlet of the cutting column (135) forms air flow when moving.
7. An intelligent shoe upper pneumatic punching machine as set forth in claim 1, wherein: the top surface of the top block (1521) is lower than the upper surface of the upper cover (151) in a static state.
CN202410021550.5A 2024-01-08 2024-01-08 Intelligence vamp atmospheric pressure piercing press Active CN117507055B (en)

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Application Number Priority Date Filing Date Title
CN202410021550.5A CN117507055B (en) 2024-01-08 2024-01-08 Intelligence vamp atmospheric pressure piercing press

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Application Number Priority Date Filing Date Title
CN202410021550.5A CN117507055B (en) 2024-01-08 2024-01-08 Intelligence vamp atmospheric pressure piercing press

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CN117507055B true CN117507055B (en) 2024-04-05

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4418596A (en) * 1981-04-02 1983-12-06 Garrocho Jose M Photographic paper punch
CN207981991U (en) * 2018-01-24 2018-10-19 东莞市富科金属制品有限公司 A kind of anti-blocking of waste materials metal stamping die
CN209551888U (en) * 2018-12-07 2019-10-29 温州市潮流实业有限公司 A kind of vamp punch device
CN211539150U (en) * 2019-11-20 2020-09-22 成都艾斯工程机械有限公司 Environment-friendly and energy-saving die stamping device for die machining
CN215319113U (en) * 2021-06-17 2021-12-28 泉州斯诺特机械设备有限公司 Intelligence vamp atmospheric pressure piercing press

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4418596A (en) * 1981-04-02 1983-12-06 Garrocho Jose M Photographic paper punch
CN207981991U (en) * 2018-01-24 2018-10-19 东莞市富科金属制品有限公司 A kind of anti-blocking of waste materials metal stamping die
CN209551888U (en) * 2018-12-07 2019-10-29 温州市潮流实业有限公司 A kind of vamp punch device
CN211539150U (en) * 2019-11-20 2020-09-22 成都艾斯工程机械有限公司 Environment-friendly and energy-saving die stamping device for die machining
CN215319113U (en) * 2021-06-17 2021-12-28 泉州斯诺特机械设备有限公司 Intelligence vamp atmospheric pressure piercing press

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