Punching jig structure

Abstract

The utility model relates to the technical field of cold machining, in particular to a punching jig structure which comprises a base (100), a positioning carrying table (200), a first supporting portion (300) and a punching portion (400), and the hinged end of the punching portion (400) is hinged to the first supporting portion (300) so that the punching portion (400) can be correspondingly matched with the positioning carrying table (200) or be away from the positioning carrying table (200). The hinged end of the punching part is hinged to the first supporting part, so that the punching part is correspondingly matched with the positioning carrying table or is far away from the positioning carrying table, the punching part is used for machining a workpiece on the positioning carrying table, operation is easy and convenient, cost is low, product quality stability is guaranteed, and when product design or technological process changes or needs to be maintained, product quality is guaranteed. Adjustment and adaptation to changes are easier, and flexibility is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to cold working technology field especially a punching jig structure. BACKGROUND

[0002] Injection molding parts refer to the general term of various injection molding products produced by injection molding machines, including various packaging, parts and the like. Since injection molding has the advantages of high production efficiency, easy realization of production automation and the like, injection molding technology is widely applied to the production of various packaging components and part products. Since the products produced by injection molding are not final products, it is necessary to process and handle the injection molding parts by punching the unnecessary injection molding waste and leaving the needed injection molding products.

[0003] The Chinese utility model patent with the publication number CN209094302U discloses a kind of manual punching jig, including mounting frame and punching device being set on the mounting frame, the punching device includes handle, transmission assembly and punch assembly being connected in sequence, the punch assembly includes punch, the handle can be driven by the transmission assembly and moves up and down the punch;Cutting plate is set on the mounting frame, and the cutting plate is provided with the forming groove that can be matched with the punch;Material removal plate is set above the cutting plate, and is fixedly connected with the cutting plate, and the material removal plate is provided with the material removal groove for the punch to pass through.It is operated by hand, although it is simple and easy to operate, stable, can effectively save cost, but efficiency is lower and product quality stability is difficult to guarantee.In addition, the existing relatively high-end automatic punching jig is not only high in cost, but also difficult to adjust and adapt to changes, and flexibility is general.

[0004] Therefore, the prior art needs to be improved and improved. UTILITY MODEL CONTENT

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a punching jig structure with high efficiency, guaranteed product quality and good flexibility.

[0006] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is:

[0007] A punching jig structure includes a base, a positioning table, a first support part and a punching part, the positioning table is arranged in the middle of the base, the first support part is arranged at one end of the positioning table, and the hinge end of the punching part is hinged with the first support part so that the punching part corresponds to the positioning table or moves away from the positioning table.

[0008] Preferably, the punching part includes a punching tool, a cylinder for driving the punching tool and a cylinder mounting plate for mounting the cylinder, and the hinge end of the cylinder mounting plate is hinged with the first support part.

[0009] Preferably, the first support part comprises two oppositely arranged support plates.

[0010] Preferably, the free end of the cylinder mounting plate is provided with a second support part on the side facing the positioning platform when the punching part is correspondingly matched with the positioning platform, and the second support part is matched with the positioning hole on the base.

[0011] Preferably, the free end of the cylinder mounting plate is hinged with a buckle plate, and a buckle tongue on the free end of the buckle plate is matched with a buckle on the base.

[0012] Preferably, the second support part comprises two support columns, and the two support columns are oppositely arranged on the two sides of the buckle plate.

[0013] Preferably, the free end of the support column is provided with a contact end, and the outer diameter of the contact end is smaller than the hole diameter of the positioning hole.

[0014] Preferably, the base is provided with a contact switch matched with the support column.

[0015] Preferably, the base is provided with a limiting cylinder, and the limiting cylinder drives a limiting rod for limiting the buckle plate.

[0016] Compared with the prior art, the utility model has the beneficial effects that:

[0017] Due to the above structure design, that is, the base is provided with the positioning platform and the first support part, the punching part is hinged on the first support part, and the hinged end of the punching part is hinged with the first support part to make the punching part correspondingly matched with the positioning platform or away from the positioning platform, the punching part processes the workpiece on the positioning platform, which not only is simple and convenient to operate, has low cost, and has stable product quality and guaranteed stability, but also is easier to adjust and adapt to changes when product design or process flow changes or needs to be maintained, and has good flexibility. BRIEF DESCRIPTION OF DRAWINGS

[0018] FIG. 1 is a first state schematic view of the utility model embodiment; Fig. 1

[0019] FIG. 2 is a second state schematic view of the utility model embodiment; Fig. 2 FIG. 3 is a schematic view of the base in the utility model embodiment.

[0020] Fig. 3

[0021] The numbers in the figure are respectively:

[0022] 100-base, 200-positioning platform, 300-first support part, 400-punching part; ​​​

[0023] 401 - punch, 402 - cylinder, 403 - cylinder mounting plate, 404 - second support portion, 405 - buckle plate

[0024] 101 - positioning hole, 102 - buckle, 103 - contact switch, 104 - limiting cylinder, 105 - limiting rod

[0025] 4041 - contact end

[0026] 4051 - buckle tongue DETAILED DESCRIPTION

[0027] In order to make the above objectives, features and advantages of the present application more apparent, specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a number of different ways beyond the specific embodiments described and it is therefore contemplated to cover all such modifications as fall within the scope of the application. It is to be understood that the application is not limited in its application to the details set forth in the description below.

[0028] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0029] In addition, the terms "first", "second", etc. are used only for descriptive purposes and should not be construed as indicating or implying relative importance or a specific number of the technical features indicated. Therefore, the features defined with "first", "second" can include at least one of the features, explicitly or implicitly. In the description of the present application, the meaning of "a plurality of" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0030] In the present application, unless specifically defined otherwise, the terms "mounting", "connected", "connecting", "fixed", and "fixing" should be construed as broad terms, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be direct connection, can also be indirect connection through intermediate medium, can be internal communication of two elements or interaction relationship of two elements, unless specifically defined otherwise. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] In the present application, unless specifically defined otherwise, the first feature is "on" or "under" the second feature can be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature "above", "over" and "on" the second feature can be that the first feature is directly above or obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "under" and "under" the second feature can be that the first feature is directly below or obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0032] It should be noted that when an element is referred to as "fixed to" or "disposed on" another element, it can be directly on the other element or there can be a middle element. When an element is considered to be "connected" to another element, it can be directly connected to the other element or there can be a middle element. The terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used herein are for illustrative purposes only and are not the only implementation.

[0033] Embodiment:

[0034] As Figs. 1-3As shown, the punch jig structure of the present application comprises a base 100, a positioning table 200, a first support part 300 and a punch part 400, the punch part 400 comprises a punch cutter 401, a cylinder 402 driving the punch cutter 401 and a cylinder mounting plate 403 for mounting the cylinder 402, the positioning table 200 is arranged in the middle of the base 100, the first support part 300 is arranged at one end of the positioning table 200, the first support part 300 comprises two oppositely arranged support plates, the hinged end of the cylinder mounting plate 403 is hinged with the top end of the two support plates, so that the punch part 400 is correspondingly matched with the positioning table 200 or away from the positioning table 200, a plurality of positioning columns are arranged on the positioning table 200 and matched with the positioning holes on the punch cutter 401, a forming groove is arranged on the positioning table 200 and matched with the punch cutter 401, the punch cutter 401 can move up and down to be matched with the forming groove to realize the machining of the workpiece. In normal state, the punch part 400 is located directly above the positioning table 200, in working state, the workpiece to be punched is placed on the positioning table 200, the cylinder 402 drives the punch cutter 401 to punch the workpiece on the positioning table 200, the operation is simple, the cost is low, and the product quality stability is guaranteed; when the product design or process flow changes or needs to be repaired, the punch part 400 is turned upward and away from the positioning table 200, so that the positioning table 200 and the punch cutter 401 are adjusted and adapted to changes or repaired, and the flexibility is good.

[0035] Specifically, the free end of the cylinder mounting plate 403 is hinged with a buckle plate 405, the buckle tongue 4051 on the free end of the buckle plate 405 is matched with the buckle 102 on the base 100, so that the punch part 400 can be stably located directly above the positioning table 200.

[0036] Specifically, the free end of the cylinder mounting plate 403 is provided with a second support part 404 on the side facing the positioning table 200 when the punch part 400 is correspondingly matched with the positioning table 200, the second support part 404 comprises two support columns, the two support columns are oppositely arranged on the two sides of the buckle plate 405, the second support part 404, i.e. the two support columns, is matched with the positioning hole 101 on the base 100, the free end of the support column is provided with a contact end 4041, the outer diameter of the contact end 4041 is smaller than the hole diameter of the positioning hole 101, so that the contact end 4041 passes through the top plate of the base 100; the base is provided with a contact switch 103 matched with the support column, when the punch part 400 is located directly above the positioning table 200, the contact end 4041 of the support column contacts the contact switch 103, and the control system controls the punch part 400 to punch the workpiece.

[0037] As a preferred mode of the embodiment, the base 100 is provided with a limiting air cylinder 104, the limiting air cylinder 104 drives a limiting rod 105 for limiting the buckle plate 405, specifically, the piston rod of the limiting air cylinder 104 is connected with the limiting rod 105, when the contact end 4041 of the supporting column contacts with the contact switch 103, the control system controls the limiting air cylinder 104 to drive the limiting rod 105 to pass through the top plate of the base 100 upward and extend, for limiting the buckle plate 405, preventing the buckle plate 405 from separating from the buckle during the punching operation.

[0038] In summary, the structure design solves the deficiencies in the prior art, has the characteristics of reasonable structure, guaranteed product quality, good flexibility, etc.

[0039] The technical features of the above-described embodiments can be combined arbitrarily, and to make the description concise, all possible combinations of the technical features in the above-described embodiments are not described, however, as long as the combinations of the technical features do not exist contradictory, they should be considered as the scope of the present application.

[0040] The above-described embodiments only express several implementation manners of the present application, the description is more specific and detailed, but it should not be understood as a limitation on the patent application scope. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the patent protection scope of the present application should be subject to the appended claims.

Claims

1. A punching fixture structure, characterized in that: It includes a base (100), a positioning platform (200), a first support part (300), and a punching part (400). The positioning platform (200) is disposed in the middle of the base (100), and the first support part (300) is disposed at one end of the positioning platform (200). The hinged end of the punching part (400) is hinged to the first support part (300) so that the punching part (400) corresponds to or is away from the positioning platform (200).

2. The punching fixture structure according to claim 1, characterized in that: The punching part (400) includes a punching tool (401), a cylinder (402) for driving the punching tool (401), and a cylinder mounting plate (403) for mounting the cylinder (402). The hinged end of the cylinder mounting plate (403) is hinged to the first support part (300).

3. The punching fixture structure according to claim 2, characterized in that: The first support (300) includes two support plates arranged opposite to each other.

4. The punching fixture structure according to claim 3, characterized in that: When the free end of the cylinder mounting plate (403) is engaged with the punching part (400) and the positioning platform (200), a second support part (404) is provided on the side facing the positioning platform (200), and the second support part (404) engages with the positioning hole (101) on the base (100).

5. The punching fixture structure according to claim 4, characterized in that: A latch plate (405) is hinged to the free end of the cylinder mounting plate (403), and the latch tongue (4051) on the free end of the latch plate (405) cooperates with the buckle (102) on the base (100).

6. The punching fixture structure according to claim 5, characterized in that: The second support part (404) includes two support columns, which are disposed opposite to each other on both sides of the buckle plate (405).

7. The punching fixture structure according to claim 6, characterized in that: The free end of the support column is provided with a contact end (4041), the outer diameter of which is smaller than the diameter of the positioning hole (101).

8. The punching fixture structure according to claim 7, characterized in that: The base (100) is provided with a contact switch (103) that cooperates with the support column.

9. The punching fixture structure according to claim 8, characterized in that: A limiting cylinder (104) is provided inside the base (100), and the limiting cylinder (104) drives a limiting rod (105) for limiting the buckle plate (405).

Images