CN218611222U - Hand pressing prevention mechanism of electric punch press and electric punch press - Google Patents
Hand pressing prevention mechanism of electric punch press and electric punch press Download PDFInfo
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- CN218611222U CN218611222U CN202223053634.2U CN202223053634U CN218611222U CN 218611222 U CN218611222 U CN 218611222U CN 202223053634 U CN202223053634 U CN 202223053634U CN 218611222 U CN218611222 U CN 218611222U
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- 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
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Abstract
The utility model discloses a hand mechanism and electric punch press are prevented pressing by electric punch press relates to processing machinery technical field, has solved current electric punch press during operation and has easily caused the accidental injury to personnel, the not good technical problem of protection effect of the last protection device of electric punch press. The hand pressing prevention mechanism is arranged on a workbench of the electric punch press and can drive a product to be processed to enter and exit the punching area; comprises a sliding structure, a driving structure and a supporting structure; the sliding structure is fixedly connected with the driving structure; the driving structure can drive the sliding structure to reciprocate; the sliding structure is connected with the supporting structure in a sliding manner; the driving structure and the supporting structure are fixedly connected; the supporting structure is fixedly connected to the workbench. The utility model discloses a to prevent pressing the cell mechanism to fix on electric punch's workstation, drive structure drives sliding construction and slides on bearing structure, realizes sliding construction business turn over punching press district, installs or takes out outside the punching press district and treats the processing product, and the protection personnel is not hindered by the mistake, improve equipment safety in utilization.
Description
Technical Field
The utility model relates to a processing machinery technical field especially relates to a hand mechanism and electric punch press are prevented pressing by electric punch press.
Background
Stamping equipment (including punches and hydraulic presses) is a universal press with an exquisite structure, has the characteristics of wide application, high production efficiency and the like, and is mostly applied to processes of cutting, punching, blanking, bending, riveting, forming and the like. In order to protect the operator in the operation area, protective measures, such as an electrically controlled safety device, are usually provided on the existing punching equipment.
The electrically controlled safety device arranged on the punching equipment is a protection device controlled by an electric switch, the equipment is stopped only after completing a cycle once the equipment is jointed and operated, and in the down stroke of the cycle, hands can not be drawn out of a die in time to cause hand injury accidents, so that operators can not be well protected when the equipment is used.
In the process, the utility model discloses the in-process, utility model people discover to have following problem among the prior art at least:
the existing electric punch press is easy to cause accidental injury to personnel during working, and the protection effect of the protection device on the electric punch press is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hand mechanism and electric punch press are prevented pressing by electric punch press to solve the current electric punch press during operation that exists among the prior art and easily cause the accidental injury to the personnel, the not good technical problem of protection effect of the last protection device of electric punch press. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a hand pressing prevention mechanism of an electric punch, which is arranged on a workbench of the electric punch and can drive a product to be processed to enter and exit a punching area; comprises a sliding structure, a driving structure and a supporting structure; the sliding structure is fixedly connected with the driving structure; the driving structure can drive the sliding structure to reciprocate; the sliding structure is connected with the supporting structure in a sliding mode; the driving structure and the supporting structure are fixedly connected; the supporting structure is fixedly connected to the workbench.
Preferably, the sliding structure comprises a sliding rail, a sliding block and a mounting table; the sliding rail and the sliding block are matched with each other and are in sliding connection; the mounting table is fixedly connected with the sliding block; the mounting table is used for fixing a product to be processed; the slide rail is fixedly connected to the supporting structure.
Preferably, a first notch is formed in the mounting table; the first notch is arranged on one side adjacent to the driving structure and matched with the driving structure.
Preferably, the driving structure comprises a driving piece and a fixing piece; the driving piece is fixedly connected with the fixing piece; the driving piece is fixedly connected to the supporting structure through the fixing piece; one end of the driving piece is fixedly connected with the sliding structure.
Preferably, a connector is arranged on the driving piece; the connector with first breach matches each other, and passes through first breach with mount table fixed connection.
Preferably, the driving member is a cylinder or a cylinder.
Preferably, the fixing piece is provided with a mounting hole, and the mounting hole is matched with the driving piece; the driving piece is matched with the mounting table in height through the fixing piece.
Preferably, a third gap is arranged on the supporting structure; the supporting structure is fixedly connected with the workbench through the third notch.
Preferably, the hand pressing prevention mechanism further comprises a pressure base plate and a screw groove; the pressure base plate is fixedly connected to the supporting structure and used for supporting the sliding structure; the screw rod groove is fixedly connected to the sliding structure, and the second notch is arranged on the mounting table and is adjacent to the second notch.
An electric punch comprises any one of the above hand pressing prevention mechanisms; the automatic punching machine also comprises an electric control switch and a punching machine; the electric control switch is electrically connected with the driving structure and used for controlling the driving structure; the punching machine is fixedly connected with the workbench; the punching machine is matched with the anti-pressing mechanism to process a product to be processed fixed on the anti-pressing mechanism.
Implement the utility model discloses a technical scheme among the above-mentioned technical scheme has following advantage or beneficial effect:
the utility model discloses a to prevent pressing the cell mechanism to fix on electric punch's workstation, drive structure drives sliding construction and slides on bearing structure, realizes sliding construction business turn over punching press district, installs or takes out outside the punching press district and treats the processing product, and the protection personnel is not hindered by the mistake, improve equipment safety in utilization.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, and in the drawings:
FIG. 1 is a schematic structural view of an embodiment of an anti-pressing mechanism of an electric punch press according to the present invention;
FIG. 2 is an exploded view of an embodiment of the hand-pressing prevention mechanism of the electric punching machine of the present invention;
FIG. 3 is a schematic view of a first structure of an embodiment of the electric punch press of the present invention;
fig. 4 is a second schematic structural diagram of the electric punch press according to the embodiment of the present invention.
In the figure: 1. a sliding structure; 11. a slide rail; 12. a slider; 13. an installation table; 131. a first notch; 132. a second notch; 2. a drive structure; 21. a drive member; 211. a connector; 212. a cylinder body; 213. a piston rod; 22. a fixing member; 221. mounting holes; 3. a support structure; 31. a third notch; 4. a pressure pad plate; 5. a screw channel; 6. an electric punching machine; 61. a work table; 62. an electric control switch; 63. a punch press; 7. installing a jig; 71. and (7) installing a groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, various exemplary embodiments to be described below will refer to the accompanying drawings, which form a part hereof, and in which are described various exemplary embodiments that may be employed to implement the present invention. The same numbers in different drawings identify the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. It is to be understood that they are merely examples of processes, methods, apparatus, etc., consistent with certain aspects of the present disclosure, as detailed in the appended claims, and that other embodiments may be used or structural and functional modifications may be made to the embodiments set forth herein without departing from the scope and spirit of the present disclosure.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," and the like are used in the orientations and positional relationships illustrated in the accompanying drawings for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the elements so referred to must have a particular orientation, be constructed and operated in a particular orientation. The terms "first", "second", etc. 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. The term "plurality" means two or more. The terms "coupled" and "connected" are to be construed broadly and may include, for example, a fixed connection, a removable connection, a unitary connection, a mechanical connection, an electrical connection, a communicative connection, a direct connection, an indirect connection via intermediate media, and may include, but are not limited to, a connection between two elements or an interactive relationship between two elements. The term "and/or" includes any and all combinations of one or more of the associated listed items. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In order to explain the technical solution of the present invention, the following description is made by way of specific embodiments, and only the portions related to the embodiments of the present invention are shown.
The first embodiment is as follows:
as shown in fig. 1-4, the utility model provides an electric punch press hand-pressing prevention mechanism, which is arranged on a workbench 61 of an electric punch press 6 and can drive a product to be processed to enter and exit a punching area; comprises a sliding structure 1, a driving structure 2 and a supporting structure 3; the sliding structure 1 is fixedly connected with the driving structure 2; the driving structure 2 can drive the sliding structure 1 to reciprocate; the sliding structure 1 is connected with the supporting structure 3 in a sliding way; the driving structure 2 and the supporting structure 3 are fixedly connected; the support structure 3 is fixedly connected to the table 61. Specifically, prevent pressing the setting of hand mechanism on electric punch 6's workstation 61, be convenient for drive fixed mount table 13 business turn over punching press district of treating the processing product, make fixed when treating the processing product fix or take outside the punching press district, can prevent 6 during operations of electric punch, operating personnel can not in time take out the punching press district with the hand, cause the hand injury accident, protection operating personnel's that can be fine safety. Sliding construction 1 and drive structure 2 fixed connection, drive structure 2 can drive sliding construction 1 and slide, makes sliding construction 1 and bearing structure 3 take place the displacement, and the 1 roll-off punching press district of sliding construction installs or takes out the product of treating processing outside the punching press district, improves the protection effect of electric punch 6. The support structure 3 is fixedly connected to the workbench 61, and the stability of the hand pressing prevention mechanism can be ensured. The utility model discloses a to prevent pressing the mobile mechanism to fix on electric punch 6's workstation 61, drive structure 2 drives sliding construction 1 and slides on bearing structure 3, realizes that sliding construction 1 advances the punching press district, installs or takes out outside the punching press district and treats the processing product, and the protection personnel are not hindered by the mistake, improve equipment safety in utilization.
As an alternative embodiment, the sliding structure 1 comprises a sliding rail 11, a sliding block 12 and a mounting table 13; the slide rail 11 and the slide block 12 are matched with each other and are connected in a sliding manner; the mounting table 13 is fixedly connected with the slide block 12; the mounting table 13 is used for fixing a product to be processed; the slide rail 11 is fixedly connected to the support structure 3. Specifically, the quantity of slide rail 11 is two, and two slide rail 11 mutual parallel arrangement, and fix in bearing structure 3's both sides, can effectual assurance slide rail 11 to mount table 13's support nature, make the structure more stable. Each slide rail 11 is provided with a plurality of slide blocks 12, and the slide blocks 12 are matched with the slide rails 11 to ensure that the slide blocks 12 can be arranged on the slide rails 11; the slide blocks 12 are connected with the slide rails 11 in a clamping manner, the slide blocks 12 can slide on the slide rails 11, and the installation platforms 13 fixed on the slide blocks 12 can move synchronously through the slide blocks 12; the number of the sliding blocks 12 is designed according to actual requirements, and preferably, two sliding blocks 12 are arranged on each sliding rail 11.
As an alternative embodiment, the mounting table 13 is provided with a first notch 131; the first notch 131 is disposed at a side adjacent to the driving structure 2 and is matched with the driving structure 2. Specifically, the first notch 131 arranged on the mounting platform 13 is adjacent to the driving structure 2, so that the driving structure 2 is conveniently and fixedly connected with the mounting platform 13; first breach 131 matches each other with drive structure 2, can realize drive structure 2 through first breach 131 and mount table 13 fixed connection to when installation fixed drive structure 2 and mount table 13, can guarantee the stability of structure. A second notch 132 is further formed in the mounting table 13, and the second notch 132 is arranged adjacent to the screw groove 5, so that a screw assembly in the screw groove 5 is convenient to protrude out of the mounting table 13; the second notches 132 are two and are respectively disposed on two opposite sides of the mounting platform 13, and preferably, the two second notches 132 are symmetrically disposed on the mounting platform 13.
As an alternative embodiment, the driving structure 2 comprises a driving member 21 and a fixing member 22; the driving member 21 is fixedly connected with the fixing member 22; the driving member 21 is fixedly connected to the supporting structure 3 through a fixing member 22; one end of the driving member 21 is fixedly connected with the sliding structure 1. Specifically, the driving member 21 is fixedly connected with the fixing member 22, and the driving member 21 is fixedly connected to the supporting structure 3 through the fixing member 22, so as to ensure the stability of the structure; in addition, the driving member 21 can also be directly fixed on the working table 61 by the fixing member 22, and the specific arrangement can be fixed according to actual requirements. The driving structure 2 is disposed at a side close to the first notch 131 of the mounting platform 13, so that one end of the driving member 21 is fixedly connected with the mounting platform 13 of the sliding structure 1.
As an alternative embodiment, the driving member 21 is provided with a connecting head 211; the connecting head 211 is matched with the first notch 131, and is fixedly connected with the mounting table 13 through the first notch 131. Specifically, the driving member 21 is provided with a connector 211, so that the driving member 21 and the mounting platform 13 can be fixedly connected through the connector 211; the connecting head 211 is matched with the first notch 131, so that the fixing driving piece 21 and the mounting table 13 can be connected more conveniently. Connector 211 can be screw connection or bolted connection during with mount table 13 fixed connection, and is more stable firm, also can adopt other connected modes according to actual demand.
As an alternative embodiment, the driving member 21 is a cylinder or a cylinder. Specifically, the driving member 21 may be configured as an air cylinder or an oil cylinder according to actual requirements; the driver 21 includes a cylinder 212 and a piston rod 213; the cylinder body 212 is movably connected with the piston rod 213; the piston rod 213 and the connector 211 are matched and fixedly connected with each other, so that the mounting stability is effectively ensured; after the driving member 21 is started, the piston rod 213 moves linearly in the cylinder 212 to drive the connecting head 211 to move synchronously, and the mounting table 13 is fixedly connected to the connecting head 211 and can also move synchronously, so that the sliding block 12 on the mounting table 13 and the sliding rail 11 are displaced.
As an alternative embodiment, the fixing member 22 is provided with a mounting hole 221, and the mounting hole 221 and the driving member 21 are matched with each other; the drive 21 is height-matched to the mounting table 13 by means of a fastening element 22. Specifically, the mounting hole 221 formed in the fixing member 22 is matched with the cylinder 212 of the driving member 21, so that the driving member 21 can be firmly mounted on the fixing member 22 without loosening. The fixing member 22 includes a first fixing plate and a second fixing plate, the first fixing plate and the second fixing plate are perpendicular to each other, the first fixing plate is fixedly connected with the supporting structure 3, and the second fixing plate is fixedly connected with the driving structure 2 through the mounting hole 221; the first fixing plate and the second fixing plate are of an integral structure or a detachable structure; the height of the mounting hole 221 on the second fixing plate is set according to actual requirements, but it must be ensured that the driving member 21 is matched with the height of the mounting table 13, and the driving member 21 can be fixedly connected with the mounting table 13, so that the piston rod 213 and the mounting table 13 move on the same horizontal plane.
As an alternative embodiment, the supporting structure 3 is provided with a third notch 31; the support structure 3 is fixedly connected to the table 61 via the third recess 31. Specifically, the supporting structure 3 is provided with a third gap 31, so that the supporting structure 3 is conveniently and fixedly connected with the workbench 61 through the third gap 31; when the supporting structure 3 is fixedly connected with the workbench 61, the connection mode can be screw connection or bolt connection; the number of the third notches 31 is set according to actual requirements, preferably two, and the third notches 31 are symmetrically arranged on two sides of the supporting structure 3; the supporting structure 3 is connected with the workbench 61 through the third notch 31, the third notch 31 is more flexible in adaptability to screws or bolts, and the third notch 31 can be fixedly connected with any position in the third notch 31.
As an optional embodiment, the hand-pressing prevention mechanism further comprises a pressure pad 4 and a screw groove 5; the pressure base plate 4 is fixedly connected to the support structure 3 and used for supporting the sliding structure 1; the screw channel 5 is fixedly connected to the sliding structure 1 and is disposed adjacent to the second notch 132 disposed on the mounting platform 13. Specifically, the hand press prevention mechanism further comprises a pressure pad 4, the pressure pad 4 is fixedly connected with the support structure 3, is arranged between the two slide rails 11 and is used for supporting the installation table 13 of the slide structure 1, so that the downward pressure applied when the punching machine 63 works can be relieved, and the deformation of the installation table 13 due to the punching force is prevented; the number of the pressure pad plates 4 is two, the material is preferably forty-five steel, and the material of the pressure pad plates 4 can also be set according to actual requirements, such as an elastic material. The screw groove 5 is fixedly connected with the mounting table 13, the screw groove 5 is arranged adjacent to the second notch 132 and is fixed on the periphery of the second notch 132; the number of screw grooves 5 and the number of second notches 132 are matched to each other. In addition, prevent fixedly connected with installation tool 7 on the mount table 13 of pressing the hand mechanism, be provided with mounting groove 71 on the installation tool 7, mounting groove 71 with treat that the processing product matches each other, can treat that the processing product carries out spacing fixed, prevent to treat that the processing product takes place the displacement. The screw assembly in the screw groove 5 is used for locking the installation jig 7, and further fixing the installation jig 7. Prevent pressing and can also set up buffering limit structure on the hand mechanism, buffering limit structure and 3 fixed connection of bearing structure set up in the one side of keeping away from drive structure 2, and buffering limit structure is used for carrying on spacingly to the activity of mount table 13, can cushion when sliding structure 1 moves simultaneously, prevents to hit the staff.
Example two:
as shown in fig. 3-4, an electric punch comprises an electric punch hand-pressing prevention mechanism in the first embodiment; an electric control switch 62 and a punch 63; the electric control switch 62 is electrically connected with the driving structure 2 and is used for controlling the driving structure 2; the punch 63 is fixedly connected with the workbench 61; the punching machine 63 is matched with the anti-pressing mechanism to process the product to be processed fixed on the anti-pressing mechanism. Specifically, the electric punch 6 further comprises an electric control switch 62, and the electric control switch 62 is electrically connected with the driving structure 2, so that the electric control switch 62 can control the starting of the driving structure 2; the electric control switches 62 are two and are respectively arranged on two sides of the workbench 61, and the driving structure 2 can be controlled to be started only after the two electric control switches 62 are pressed down, so that the operation of the equipment by one hand of an operator can be prevented, and unnecessary risks caused by the fact that the other hand carelessly contacts the movable part when the equipment is operated by one hand are avoided. The punching machine 63 is fixed on the workbench 61, an upper die on the punching machine 63 is matched with the anti-pressing mechanism, a product to be processed fixed on the anti-pressing mechanism is processed, and the product to be processed is clamped by the anti-pressing mechanism and the punching machine 63 up and down. The utility model discloses a press electric control switch 62 and start the drive structure 2 of preventing pressing the hand mechanism, make drive structure 2 drive mount table 13 and shift out the punching press district, then will treat that the work product is fixed on the installation tool 7 on mount table 13, the screw is put in the screw hole of treating the work product, press electric control switch 62 control drive structure 2 once more, make drive structure 2 drive mount table 13 get back to the punching press district, punching machine 63 starts, treats the screw on the work product and carries out the punching press.
While the invention has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the protection scope of the present invention.
Claims (10)
1. The hand pressing prevention mechanism of the electric punch press is characterized by being arranged on a workbench (61) of the electric punch press (6) and capable of driving a product to be processed to enter and exit a punching area; comprises a sliding structure (1), a driving structure (2) and a supporting structure (3); the sliding structure (1) is fixedly connected with the driving structure (2); the driving structure (2) can drive the sliding structure (1) to reciprocate; the sliding structure (1) is connected with the supporting structure (3) in a sliding manner; the driving structure (2) and the supporting structure (3) are fixedly connected; the supporting structure (3) is fixedly connected to the workbench (61).
2. The electric punch press hand-pressure-preventing mechanism is characterized in that the sliding structure (1) comprises a sliding rail (11), a sliding block (12) and a mounting table (13); the slide rail (11) and the slide block (12) are matched with each other and are in sliding connection; the mounting table (13) is fixedly connected with the sliding block (12); the mounting table (13) is used for fixing a product to be processed; the sliding rail (11) is fixedly connected to the supporting structure (3).
3. The electric punching machine hand-press prevention mechanism of claim 2, wherein the mounting table (13) is provided with a first notch (131); the first notch (131) is arranged on one side adjacent to the driving structure (2) and matched with the driving structure (2).
4. A hand-press prevention mechanism for electric punching machine as claimed in claim 3, wherein the driving structure (2) comprises a driving member (21) and a fixing member (22); the driving piece (21) is fixedly connected with the fixing piece (22); the driving part (21) is fixedly connected to the supporting structure (3) through the fixing part (22); one end of the driving piece (21) is fixedly connected with the sliding structure (1).
5. The hand-press prevention mechanism of the electric punch press as claimed in claim 4, wherein the driving member (21) is provided with a connecting head (211); the connector (211) is matched with the first notch (131) and is fixedly connected with the mounting table (13) through the first notch (131).
6. The mechanism of claim 4, wherein the driving member (21) is a cylinder or an oil cylinder.
7. The hand-press prevention mechanism of the electric punching machine as claimed in claim 4, wherein a mounting hole (221) is formed in the fixing member (22), and the mounting hole (221) is matched with the driving member (21); the driving piece (21) is matched with the mounting table (13) in height through the fixing piece (22).
8. The electric punch press hand-press prevention mechanism of claim 1, wherein the support structure (3) is provided with a third notch (31); the supporting structure (3) is fixedly connected with the workbench (61) through the third notch (31).
9. The electric punch press hand-press prevention mechanism as claimed in claim 2, further comprising a pressure pad plate (4) and a screw groove (5); the pressure base plate (4) is fixedly connected to the supporting structure (3) and is used for supporting the sliding structure (1); screw rod groove (5) fixed connection be in on sliding structure (1), and with set up second breach (132) adjacent setting on mount table (13).
10. An electric punch press, comprising an electric punch press hand-pressure prevention mechanism according to any one of claims 1 to 9; the device also comprises an electric control switch (62) and a punching machine (63); the electric control switch (62) is electrically connected with the driving structure (2) and is used for controlling the driving structure (2); the punching machine (63) is fixedly connected with the workbench (61); and the punching machine (63) is matched with the anti-pressing mechanism to process the product to be processed fixed on the anti-pressing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223053634.2U CN218611222U (en) | 2022-11-17 | 2022-11-17 | Hand pressing prevention mechanism of electric punch press and electric punch press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223053634.2U CN218611222U (en) | 2022-11-17 | 2022-11-17 | Hand pressing prevention mechanism of electric punch press and electric punch press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218611222U true CN218611222U (en) | 2023-03-14 |
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ID=85447805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223053634.2U Active CN218611222U (en) | 2022-11-17 | 2022-11-17 | Hand pressing prevention mechanism of electric punch press and electric punch press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218611222U (en) |
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2022
- 2022-11-17 CN CN202223053634.2U patent/CN218611222U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An electric punch press anti pressure mobile phone structure and an electric punch press Effective date of registration: 20230605 Granted publication date: 20230314 Pledgee: Bank of China Co.,Ltd. Dongguan Branch Pledgor: DONGGUAN AIXIN ELECTRONIC TECHNOLOGY Co.,Ltd. Registration number: Y2023980042801 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |