Rivet riveting die for aluminum back plate machining

Abstract

The utility model belongs to the technical field of riveting processing, and particularly relates to an aluminum back plate processing rivet riveting die, which comprises a base, an ejector pin, an ejector rod, a riveting rod, a riveting rod, a riveting rod, a riveting rod and a riveting rod, and is characterized in that the top surface of the base is provided with a placing groove and an avoiding groove; the positioning die is placed in the containing groove, a positioning groove used for containing the aluminum back plate is machined in the top face of the positioning die, a riveting hole communicated with the positioning groove is further machined in the positioning die, and the riveting hole right faces the ejector pin; the top cover is hinged to the base, an operation hole is machined in the top cover, and a limiting block used for pressing an aluminum back plate is fixed to the inner wall of the operation hole; the aluminum back plate is positioned and placed through the positioning die, the top cover is matched with the base to clamp the positioning die after being closed, the stability of the positioning die is ensured, the positioning die can be taken down to be replaced after the top cover is opened, and the aluminum back plate positioning device is suitable for aluminum back plates of different shapes, wide in application range and beneficial to improving production efficiency.

Description

TECHNICAL FIELD

[0001] The utility model belongs to riveting processing technical field, is applicable to the air pressure reverse buckle type riveting of aluminium backboard, specifically relates to a kind of aluminium backboard processing rivet riveting die. BACKGROUND

[0002] Aluminum plate is a kind of plate made of aluminum material, usually used in construction, shipbuilding, automobile, aerospace, electronics, packaging and other industries, it has the advantages of light weight, high strength, corrosion resistance, easy processing, and is widely used in various industrial products and consumer goods.

[0003] Aluminum backboard needs to use riveting machine for riveting processing when producing, riveting machine is a new type of riveting equipment developed according to cold rolling principle, that is, mechanical equipment that can rivet objects with rivets, aluminum backboard needs to use riveting machine to rivet fastener on aluminum backboard or rivet aluminum backboard into multi-layer structure.

[0004] In the riveting processing of aluminum backboard, riveting die is a very important component, however, the riveting die of the prior art is usually fixed on the processing platform of the riveting machine by bolts, which is not convenient for replacing different specifications of aluminum backboard, and has high use limitation.

[0005] To solve the above problems, the utility model provides a kind of aluminium backboard processing rivet riveting die. CONTENT OF UTILITY MODEL

[0006] To solve the above problems in the prior art, the utility model provides a kind of aluminium backboard processing rivet riveting die, which has the characteristics of convenient use and easy replacement.

[0007] To achieve the above purpose, the utility model provides the following technical scheme: a kind of aluminium backboard processing rivet riveting die, including base, the base is fixed on the processing platform of riveting machine by bolt, there is placing groove and avoiding groove on the top surface of the base, further including:

[0008] Top pin, the top pin is fixed to the inner bottom surface of the avoiding groove;

[0009] Positioning die, the positioning die is placed in the placing groove, and there is positioning groove for placing aluminum backboard on the top surface of the positioning die, there is riveting hole communicated with the positioning groove on the positioning die, and the riveting hole is opposite to the top pin;

[0010] Top cover, the top cover is hinged to the base, and there is operating hole on the top cover, and there is limiting block for pressing aluminum backboard on the inner wall of the operating hole.

[0011] As a preferred technical scheme of the utility model, it further includes:

[0012] Positioning columns, four said positioning columns are diagonally fixed in the placement slot, and positioning holes are processed on the positioning mold for the positioning columns to penetrate.

[0013] As a preferred technical scheme of the utility model, the thickness of the positioning mold is equal to the groove depth of the placement slot, and is equal to the axial length of the positioning column.

[0014] As a preferred technical scheme of the utility model, the auxiliary compression mechanism further comprises:

[0015] A threaded lead screw is installed on the limiting block by screwing;

[0016] A pressing plate is fixed to the bottom end of the threaded lead screw;

[0017] A handle is fixed to the top end of the threaded lead screw.

[0018] As a preferred technical scheme of the utility model, the auxiliary compression mechanism further comprises:

[0019] A rubber gasket is fixed to the bottom surface of the pressing plate.

[0020] As a preferred technical scheme of the utility model, the locking mechanism further comprises a locking block fixed to the free end of the top cover, and a locking hole in the locking block, and the locking mechanism comprises:

[0021] A second threaded lead screw is reversibly connected to the base, and penetrates the locking hole when the second threaded lead screw is turned to the vertical state.

[0022] A butterfly nut is installed on the protruding end of the second threaded lead screw by screwing.

[0023] As a preferred technical scheme of the utility model, the locking mechanism further comprises:

[0024] Two hole mounting ears are fixed to the end surface of the base;

[0025] A fixed shaft is fixed to the second threaded lead screw, and penetrates the hole mounting ear to form a rotating structure.

[0026] As a preferred technical scheme of the utility model, the locking mechanism further comprises:

[0027] Two fixed feet are fixed to the outer wall of the base, and a waist-shaped hole is formed in the fixed feet.

[0028] Compared with the prior art, the utility model has the beneficial effects that:

[0029] In the utility model, the aluminum back plate is positioned and placed through the positioning die, the positioning die is clamped and positioned through the cooperation of the top cover and the base after the top cover is closed, the stability of the positioning die is ensured, the positioning die can be taken down and replaced by opening the top cover, the utility model is suitable for aluminum back plates of different shapes, the application range is wide, and the production efficiency is improved.

[0030] Other additional advantages and beneficial effects of the utility model will be partially given in the following description, some will become obvious from the following description, or will be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0031] The accompanying drawings are used to provide further understanding of the utility model, and constitute a part of the specification, are used to explain the utility model together with embodiments of the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0032] Figure 1 It is a structural schematic diagram of the utility model;

[0033] Figure 2 It is a base axonometric structure schematic diagram in the utility model;

[0034] Figure 3 It is the auxiliary compression mechanism of the utility model Figure 1 Enlarged structural schematic diagram in the utility model;

[0035] Figure 4 It is the locking mechanism of the utility model Figure 1 Enlarged structural schematic diagram in the utility model.

[0036] In the drawing: 1, base; 11, placing groove; 12, avoiding groove; 13, thimble; 14, positioning column; 15, fixed foot; 151, waist type hole; 2, positioning die; 21, positioning groove; 22, riveting hole; 23, positioning hole; 3, top cover; 31, operation hole; 32, limiting block; 33, locking block; 331, locking hole; 4, auxiliary compression mechanism; 41, No. Threaded rod; 42, pressing plate; 43, rubber lining; 44, handle; 5, locking mechanism; 51, No. Threaded rod; 52, butterfly nut; 53, hole mounting lug; 54, fixed shaft. DETAILED DESCRIPTION

[0037] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0038] Please refer to Figures 1-4 The present application provides the following technical scheme: a rivet riveting die for aluminum back plate processing, comprising a base 1, the base 1 is fixed on the processing platform of a riveting machine by bolts, a placing groove 11 and an avoiding groove 12 are processed on the top surface of the base 1, further comprising: a thimble 13, a positioning die 2 and a top cover 3.

[0039] Further, as shown in Figure 1 and Figure 2 In the embodiment, the thimble 13 is fixed to the inner bottom surface of the avoiding groove 12, the positioning die 2 is placed in the placing groove 11, and a positioning groove 21 for placing the aluminum back plate is processed on the top surface of the positioning die 2, a riveting hole 22 communicating with the positioning groove 21 is also processed on the positioning die 2, the riveting hole 22 is opposite to the thimble 13, the top cover 3 is hinged to the base 1, and an operating hole 31 is processed on the top cover 3, a limiting block 32 for pressing the aluminum back plate is fixed on the inner wall of the operating hole 31. After using the above scheme, during use, the base 1 is first fixed on the processing platform of the riveting machine by bolts, then the corresponding positioning die 2 is placed in the placing groove 11, the aluminum back plate to be riveted is placed in the positioning groove 21, and finally the top cover 3 is closed, the limiting block 32 presses the aluminum back plate from the top, ensuring the stability of the aluminum back plate, the rivet penetrates the connecting hole on the aluminum back plate and the riveting hole 22, the riveting machine provides a downward pressure on the rivet, and the thimble 13 cooperates to form a barb at the top end of the rivet, realizing riveting. The riveting die of the present application is suitable for air pressure reverse buckling riveting. The positioning die 2 is used to position and place the aluminum back plate, and the top cover 3 cooperates with the base 1 to clamp the positioning die 2 after being closed, ensuring the stability of the positioning die 2. The positioning die 2 can be removed and replaced by opening the top cover 3, which is suitable for aluminum back plates of different shapes and has a wide range of applications, which is beneficial to improving production efficiency.

[0040] It should be noted that air pressure reverse buckling riveting is a very common riveting method in the prior art, and its specific principle can be referred to the prior art, which will not be described in detail here.

[0041] Preferably, as shown in Figure 1 and Figure 2As shown, in the embodiment, four positioning columns 14 are fixed in the diagonal mode in the placing groove 11, and the positioning holes 23 are processed on the positioning die 2 for the positioning columns 14 to penetrate, so that the positioning columns 14 penetrate the positioning holes 23 to position the installation position of the positioning die 2, and the stability of the positioning die 2 is further improved, and the deviation or shaking of the positioning die 2 is avoided.

[0042] Preferably, the thickness of the positioning die 2 is equal to the groove depth of the placing groove 11, and is equal to the axial length of the positioning column 14. Figure 1 and Figure 2 As shown, in the embodiment, the thickness of the positioning die 2 is equal to the groove depth of the placing groove 11, and is equal to the axial length of the positioning column 14, so that the top surface of the positioning die 2, the top surface of the base 1 and the top end of the positioning column 14 are flush after the positioning die 2 is placed in the placing groove 11, and the positioning die 2 is reliably clamped by the base 1 and the top cover 3 after the top cover 3 is closed, so as to ensure the stability of the positioning die 2.

[0043] Preferably, the thickness of the positioning die 2 is equal to the groove depth of the placing groove 11, and is equal to the axial length of the positioning column 14. Figure 1 and Figure 3 As shown, in the embodiment, the auxiliary pressing mechanism 4 further includes a No. 1 threaded lead screw 41, a pressing plate 42 and a handle 44, the No. 1 threaded lead screw 41 is installed on the limiting block 32 in the threaded screwing mode, the pressing plate 42 is fixed to the bottom end of the No. 1 threaded lead screw 41, and the handle 44 is fixed to the top end of the No. 1 threaded lead screw 41, so that the No. 1 threaded lead screw 41 is tightened by the handle 44 after the top cover 3 is closed, the pressing plate 42 is pushed downward under the threaded screwing action of the No. 1 threaded lead screw 41, the aluminum back plate is pressed by the pressing plate 42, the stability of the pressing plate 42 is further improved, and the pressing plate 42 is suitable for aluminum back plates with different thicknesses.

[0044] Preferably, the thickness of the positioning die 2 is equal to the groove depth of the placing groove 11, and is equal to the axial length of the positioning column 14. Figure 1 and Figure 3 As shown, in the embodiment, the auxiliary pressing mechanism 4 further includes a rubber gasket 43, which is adhesively fixed to the bottom surface of the pressing plate 42, so that the aluminum back plate is pressed by the rubber gasket 43 in use, the rubber gasket 43 has flexibility, the safety of the aluminum back plate is improved, and mechanical damage caused by rigid clamping is avoided.

[0045] Preferably, the thickness of the positioning die 2 is equal to the groove depth of the placing groove 11, and is equal to the axial length of the positioning column 14. Figure 1 and Figure 4As shown, in the embodiment, the locking mechanism 5 further comprises a locking block 33 fixed to the free end of the top cover 3, and a locking hole 331 is formed in the locking block 33, and the locking mechanism 5 comprises: a second threaded rod 51 and a butterfly nut 52, the second threaded rod 51 is reversibly connected to the base 1, and the second threaded rod 51 penetrates the locking hole 331 when it is turned to the vertical state, and the butterfly nut 52 is screwed on the protruding end of the second threaded rod 51, and after the above-mentioned scheme, in use, after the top cover 3 is closed, the second threaded rod 51 is turned up, the second threaded rod 51 penetrates the locking hole 331, and then the butterfly nut 52 is screwed on the protruding end of the second threaded rod 51, further improving the stability of the closed top cover 3, and avoiding the shaking of the top cover 3; it can be understood that when the top cover 3 needs to be opened, only the butterfly nut 52 needs to be loosened, after the butterfly nut 52 is loosened, the second threaded rod 51 is rotated, and the second threaded rod 51 is separated from the locking hole 331, so that the top cover 3 can be directly opened, and the operation is convenient.

[0046] Optionally, by Figure 1 and Figure 4 As shown, in the embodiment, the locking mechanism 5 further comprises: a hole mounting ear 53 and a fixed shaft 54, the two hole mounting ears 53 are fixed to the end face of the base 1 in a symmetrical manner, and the fixed shaft 54 is fixed on the second threaded rod 51, and the fixed shaft 54 penetrates the hole mounting ear 53 to form a rotating structure, realizing the rotary installation of the second threaded rod 51.

[0047] Preferably, by Figure 1 As shown, in the embodiment, it further comprises: two fixed feet 15, the two fixed feet 15 are fixed to the outer wall of the base 1 in a symmetrical manner, and a waist-shaped hole 151 is formed in the fixed foot 15, so that the base 1 can be fixed on the processing platform of the riveting machine by using bolts, and the design of the waist-shaped hole 151 enables the installation position of the base 1 to be adjusted slightly in use.

[0048] The components not described in detail herein are prior art.

[0049] The working principle and use process of the utility model: the riveting die of the utility model, in use, first, the base 1 is fixed on the processing platform of the riveting machine by using bolts, then the corresponding positioning die 2 is placed in the placing groove 11, so that the positioning column 14 penetrates the positioning hole 23, and the installation position of the positioning die 2 is positioned, and the stability of the installation of the positioning die 2 is further improved, avoiding the deviation or shaking of the positioning die 2;

[0050] After the aluminum back plate to be riveted is placed in the positioning groove 21, finally the top cover 3 is closed, after the top cover 3 is closed, the No.

[0051] After the top cover 3 is closed, the limiting block 32 presses the aluminum back plate from the upper part, ensuring the stability of the aluminum back plate, and the No.

[0052] During processing, the rivet penetrates the connecting hole and the riveting hole 22 on the aluminum back plate, the riveting machine provides downward pressure to the rivet, and the thimble 13 is cooperated to form a barb at the top end of the rivet, so that riveting is realized, and the riveting die is suitable for air pressure reverse buckling riveting.

[0053] The aluminum back plate is positioned and placed by the positioning die 2, the top cover 3 is cooperated with the base 1 to clamp the positioning die 2 after the top cover 3 is closed, so that the stability of the positioning die 2 is ensured, the positioning die 2 can be taken down and replaced by opening the top cover 3, the aluminum back plate of different shapes is suitable, the application range is wide, and the production efficiency is improved.

[0054] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and not for limiting the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An aluminum back plate processing rivet riveting die, comprising a base (1) which is fixed on a processing platform of a riveting machine by bolts, a placing groove (11) and a avoiding groove (12) are processed on the top surface of the base (1), characterized in that, Also include: The top pin (13) is fixed to the inner bottom surface of the escape groove (12); The positioning die (2) is placed in the placing groove (11), and a positioning groove (21) for placing an aluminum back plate is processed on the top surface of the positioning die (2), and a riveting hole (22) communicating with the positioning groove (21) is also processed on the positioning die (2), and the riveting hole (22) is opposite to the top pin (13); The top cover (3) is hinged to the base (1), and an operating hole (31) is processed on the top cover (3), and a limiting block (32) for pressing the aluminum back plate is fixed on the inner wall of the operating hole (31).

2. The rivet swaging die for processing aluminum backplanes according to claim 1, wherein: Also include: The positioning column (14) is fixed diagonally in the placing groove (11), and a positioning hole (23) is processed on the positioning die (2) for the positioning column (14) to pass through.

3. The rivet swaging die for processing aluminum backplanes according to claim 2, wherein: The thickness of the positioning die (2) is equal to the groove depth of the placing groove (11), and is equal to the axial length of the positioning column (14).

4. The rivet swaging die for processing aluminum backplanes according to claim 1, wherein: It also includes an auxiliary pressing mechanism (4), and the auxiliary pressing mechanism (4) comprises: A first threaded lead screw (41) is installed on the limiting block (32) by threaded rotation; A pressing plate (42) is fixed to the bottom end of the first threaded lead screw (41); A handle (44) is fixed to the top end of the first threaded lead screw (41).

5. The rivet swaging die for processing aluminum backplanes according to claim 4, wherein: The auxiliary pressing mechanism (4) further comprises: A rubber gasket (43) is adhesively fixed to the bottom surface of the pressing plate (42).

6. The rivet swaging die for processing aluminum backplanes according to claim 1, wherein: It also includes a locking mechanism (5), a locking block (33) is fixed on the free end of the top cover (3), and a locking hole (331) is provided on the locking block (33), and the locking mechanism (5) comprises: A second threaded lead screw (51) is reversibly connected to the base (1), and the second threaded lead screw (51) penetrates the locking hole (331) when it is turned to the vertical state; A butterfly nut (52) is installed on the protruding end of the second threaded lead screw (51) by threaded rotation.

7. The rivet swaging die for aluminum backplanes of claim 6 wherein: The locking mechanism (5) further comprises: Two hole mounting ears (53) are symmetrically fixed to the end face of the base (1); A fixed shaft (54) is fixed on the second threaded lead screw (51), and the fixed shaft (54) penetrates the hole mounting ear (53) to form a rotating structure.

8. The rivet swaging die for aluminum backplanes of claim 1 wherein: Also include: Two fixed feet (15) are symmetrically fixed to the outer wall of the base (1), and a waist-shaped hole (151) is provided on the fixed foot (15).

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