Metal product punch forming device

Abstract

The utility model discloses a metal product punch forming device, which relates to the technical field of metal product punching and comprises a support frame, a hydraulic rod, an upper die and a lower die, two lubricating components are slidably mounted in the lower die, and each lubricating component comprises a mounting cylinder, a nozzle, a cover plate and a rotating pipe. A bevel gear ring is fixedly mounted on the surface of each rotating pipe, a multi-section compressed telescopic hose is fixedly mounted at the bottom end of each bevel gear ring, the mounting cylinder slides upwards, meanwhile, the cover plate pushes upwards from the bottom end of the lower mold, and the cover plate generates thrust on a metal product through additional thrust applied by the cover plate, so that quick demolding is facilitated; the driving motor drives the two synchronizing shafts to rotate, the top ends of the synchronizing shafts are meshed with the bevel gear rings, the two bevel gear rings are driven to rotate, meanwhile, the rotating pipe rotates in the mounting cylinder, the rotating pipe is rotated to drive the spray head to rotate synchronously, and the splashing range of the lubricating agent is widened.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal product stamping technical field, especially a metal product stamping forming device. BACKGROUND

[0002] Metal product industry includes structural metal product manufacturing, metal tool manufacturing, container and metal packaging container manufacturing, stainless steel and similar daily metal product manufacturing etc., at present needs to use stamping forming machine in metal product processing, in practical application, the equipment usually needs following technology:

[0003] 1, the upper die holder and the lower die holder are the basic support parts of the upper and lower parts of the die respectively;

[0004] 2, the punch and the die are the key components for processing metal plates directly in the stamping die;

[0005] 3, the guide mechanism guarantees the relative position accuracy of the punch and the die in the stamping process;

[0006] At present, the existing stamping forming device (such as patent publication number: CN221388727U) discloses a metal product stamping forming device, which is pushed down by the first telescopic device, and then the two clamping plates are pushed away from each other by the second telescopic device, and the two clamping plates are respectively matched and inserted into the two clamping holes and the connecting plate is pressed on the inner wall of the open slot, so that the quick installation of the punch is realized, and the quick disassembly and replacement of the punch are facilitated.

[0007] Repeated stamping friction will cause material wear on the part of the metal product in contact with the die, repeated friction will cause obvious scratches on the surface of the metal product, friction will change the microstructure of the metal surface, resulting in increased surface roughness, these scratches not only affect the appearance of the product, but also become stress concentration points, reducing the corrosion resistance and fatigue strength of the product. UTILITY MODEL CONTENTS

[0008] In view of the defects of the prior art, the utility model provides a metal product stamping forming device, which solves the technical problem that friction will change the microstructure of the metal surface, resulting in increased surface roughness, these scratches not only affect the appearance of the product, but also become stress concentration points, reducing the corrosion resistance and fatigue strength of the product.

[0009] To achieve the above purpose, the utility model realizes the following technical scheme:

[0010] The utility model provides a metal product punch forming device, including support frame, hydraulic rod, upper die and lower die, the inside sliding installation of lower die has two lubricating components, and each lubricating component includes installation cylinder, shower nozzle, apron and rotating pipe, the surface of each rotating pipe is fixedly installed with bevel gear ring, and the bottom of each bevel gear ring is fixedly installed with multistage compression telescopic hose,

[0011] Preferably: the surface of two installation cylinders is provided with same supporting plate, and the installation cylinder and the supporting plate are in the state of sleeve connection,

[0012] The top of each supporting plate is rotatably installed with a rotating screw, and the bottom of the lower die is provided with a sleeve that is connected to the rotating screw,

[0013] The bottom of the supporting plate is fixedly installed with a driving motor, and the two side ends of the driving motor are rotatably installed with a synchronous shaft that is connected to the bevel gear ring.

[0014] Preferably: the two shower nozzles are a group, and the two shower nozzles are obliquely fixed to the top of the rotating pipe,

[0015] The bottom of each lower die is provided with two holes that are connected to the installation cylinder, so that the installation cylinder can vertically slide at the bottom of the lower die.

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

[0017] In the utility model, the end of the telescopic hose connected to the pump is used to guide the lubricant into the telescopic hose, and the telescopic hose is in the state of penetration with the rotating pipe, so that the lubricant is delivered to the inside of the two shower nozzles. The installation cylinder is driven to move upward, so that the shower nozzle slides out of the bottom of the lower die. After demolding each time, the lubricant is sprayed to the inner wall of the lower die through the sliding shower nozzle, so that the abrasion of the inner wall of the lower die is reduced. Especially for the edges and corners of the lower die, the lubricant can reduce the friction heat and reduce the thermal fatigue of the die, and the durability of the die is improved.

[0018] In the utility model, the installation cylinder is slid upward, and the apron is pushed upward from the bottom of the lower die. The additional thrust applied by the apron generates a thrust on the metal product, so that the metal product is quickly demolded. The driving motor drives the two synchronous shafts to rotate, the top of the synchronous shaft is engaged with the bevel gear ring, and the two bevel gear rings are driven to rotate. The rotating pipe rotates in the inside of the installation cylinder, so that the two shower nozzles rotate at a constant speed in the inside of the lower die. The rotating pipe is driven to rotate synchronously with the shower nozzle, so that the spraying range of the lubricant is increased. BRIEF DESCRIPTION OF DRAWINGS

[0019] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and can be implemented according to the content of the specification, the following preferred embodiments of the utility model are described in detail below with the accompanying drawings.

[0020] Figure 1 It is the structure diagram of the support frame of the utility model;

[0021] Figure 2 It is the structure diagram of the lower mold of the utility model;

[0022] Figure 3 It is the structure diagram of the support plate of the utility model;

[0023] Figure 4 It is the structure diagram of the rotating pipe of the utility model.

[0024] In the drawing: 11, support frame;12, hydraulic rod;13, upper mold;14, lower mold;15, installation cylinder;16, spray head;17, cover plate;18, rotating pipe;19, bevel gear ring;21, flexible hose;22, support plate;23, driving motor;24, synchronous shaft;25, rotating screw. DETAILED DESCRIPTION

[0025] The metal product stamping forming device provided by the embodiment of the application effectively solves the problem that friction can change the microstructure of the metal surface, increase the surface roughness, the scratches not only affect the appearance of the product, but also become stress concentration points, reduce the corrosion resistance and fatigue strength of the product, the end of the flexible hose connected by the pump is used to guide the lubricant into the inside of the flexible hose, and the flexible hose and the rotating pipe are in the through state, the lubricant is delivered to the inside of the two spray heads, the installation cylinder is driven to move upwards, the spray head slides out of the bottom end of the lower mold, after demolding each time, the lubricant is sprayed to the inner wall of the lower mold through the sliding spray head, thereby reducing the abrasion of the inner wall of the lower mold, especially the edge and corner of the lower mold, the lubricant can reduce the friction heat and reduce the thermal fatigue phenomenon of the mold, and the durability of the mold is improved.

[0026] EMBODIMENT

[0027] As Figure 1 , Figure 2 , Figure 3 and Figure 4 indicated, the technical scheme in the embodiment of the application effectively solves the technical problem that friction can change the microstructure of the metal surface, increase the surface roughness, the scratches not only affect the appearance of the product, but also become stress concentration points, reduce the corrosion resistance and fatigue strength of the product, and the general idea is as follows:

[0028] In view of the problems in the prior art, the utility model provides a metal product punch forming device, including support frame 11, hydraulic rod 12, upper die 13 and lower die 14, the inside sliding installation of lower die 14 has two lubricating components, and each lubricating component includes installation cylinder 15, spray head 16, apron 17 and rotary pipe 18, the surface of each rotary pipe 18 is fixedly installed with bevel gear ring 19, the bottom of each bevel gear ring 19 is fixedly installed with multistage compression's flexible hose 21, through pump machine connection flexible hose 21's end, lubricant is guided into the inside of flexible hose 21, and flexible hose 21 and rotary pipe 18 are the state of through, lubricant is transported to the inside of two spray heads 16, through the drive installation cylinder 15 and moves upwards, makes spray head 16 slip out the bottom of lower die 14, after demolding each time, through the spray head 16 of sliding out, the inner wall of lower die 14 is sprayed lubricant, can form a layer of lubricating film between metal product and female die, effectively reduces the friction coefficient, reduces the generation of surface scratch, improves the appearance quality of product;

[0029] Lubricant can effectively reduce the friction between metal product and lower die 14, thereby reducing the abrasion of the inner wall of lower die 14, especially for the edge and corner of lower die 14, lubricant can reduce the heat generated by friction, reduce the thermal fatigue phenomenon of the die, improve the durability of the die;

[0030] The surface of two installation cylinders 15 is provided with same support plate 22, and the installation cylinder 15 and the support plate 22 are in a sleeved connection state;

[0031] The top end of each support plate 22 is rotatably installed with a rotary screw 25, and the bottom end of the lower die 14 is provided with a sleeve that is connected with the rotary screw 25, the rotary screw 25 is rotatably connected with the sleeve, the drive motor 23 is used to drive the rotary screw 25 to rotate, the top end of the rotary screw 25 is rotatably connected with the sleeve, the drive motor 23 is used to drive the support plate 22 to move upwards, the installation cylinder 15 is used to slide upwards in the lower die 14, and the rotary pipe 18 moves upwards along with the installation cylinder 15, the top end of the flexible hose 21 is pulled, and the flexible hose 21 is gradually stretched;

[0032] The bottom end of the support plate 22 is fixedly installed with a drive motor 23, both side ends of the drive motor 23 are rotatably installed with a synchronous shaft 24 that is connected with the bevel gear ring 19, the two synchronous shafts 24 rotate synchronously, the drive motor 23 is used to drive the two synchronous shafts 24 to rotate, the top end of the synchronous shaft 24 is engaged with the bevel gear ring 19, the two bevel gear rings 19 are driven to rotate, the rotary pipe 18 rotates in the installation cylinder 15, the two spray heads 16 rotate at a constant speed in the lower die 14, the rotary pipe 18 is used to drive the spray head 16 to rotate synchronously, and the spraying range of the lubricant is increased;

[0033] The two spray heads 16 are a group, and the two spray heads 16 are obliquely fixed to the top end of the rotary pipe 18;

[0034] The bottom end of each lower mold 14 is provided with two holes for abutting with the mounting cylinder 15, so that the mounting cylinder 15 can vertically slide at the bottom end of the lower mold 14, and by sliding upward of the mounting cylinder 15, the cover plate 17 is pushed upward from the bottom end of the lower mold 14, and by the additional pushing force applied by the cover plate 17, the cover plate 17 generates a pushing force on the metal product, facilitating rapid demolding.

[0035] Working principle:

[0036] Firstly, the upper mold 13 is driven to slide upward at the top end of the lower mold 14 by driving the top end of the hydraulic rod 12, and by sliding upward of the mounting cylinder 15, the cover plate 17 is pushed upward from the bottom end of the lower mold 14, and by the additional pushing force applied by the cover plate 17, the cover plate 17 generates a pushing force on the metal product, facilitating rapid demolding, and by driving the rotating screw 25 to rotate by driving the motor 23, the top end of the rotating screw 25 is rotationally connected with the sleeve, and the supporting plate 22 is driven to move upward, so that the mounting cylinder 15 slides upward in the lower mold 14, and the rotating tube 18 moves upward along with the mounting cylinder 15, the top end of the telescopic hose 21 is pulled, so that the telescopic hose 21 is gradually stretched, and by driving the two synchronous shafts 24 to rotate by driving the motor 23, the top end of the synchronous shaft 24 is engaged with the bevel gear ring 19, so that the two bevel gear rings 19 are driven to rotate, and the rotating tube 18 rotates in the mounting cylinder 15, so that the two nozzles 16 rotate at a constant speed in the lower mold 14, and by rotating the rotating tube 18 to drive the nozzles 16 to rotate synchronously, the splash range of the lubricant is increased.

[0037] Secondly, the lubricant is introduced into the telescopic hose 21 by connecting the end of the telescopic hose 21 with the pump, and the telescopic hose 21 is in a through state with the rotating tube 18, so that the lubricant is delivered to the inside of the two nozzles 16, and by driving the mounting cylinder 15 to move upward, the nozzles 16 slide out of the bottom end of the lower mold 14, and after each demolding, the nozzles 16 that slide out spray the lubricant on the inner wall of the lower mold 14, so that a lubricating film is formed between the metal product and the concave mold, effectively reducing the friction coefficient and reducing the generation of surface scratches, and improving the appearance quality of the product.

[0038] Finally, it should be noted that the above embodiments are only examples for clearly illustrating the present application, and are not limitations on the embodiments. For ordinary skilled persons in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to enumerate all the embodiments. The obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A metal product press forming apparatus comprising a support frame (11), a hydraulic ram (12), an upper die (13) and a lower die (14), characterized by, The inner part of the lower mold (14) is slidably installed with two lubricating assemblies, each of which comprises a mounting cylinder (15), a spray head (16), a cover plate (17) and a rotating pipe (18), the surface of each rotating pipe (18) is fixedly installed with a bevel gear ring (19), and the bottom end of each bevel gear ring (19) is fixedly installed with a multi-section compressed flexible hose (21).

2. A metal product press forming apparatus according to claim 1, wherein The surfaces of the two mounting cylinders (15) are provided with the same supporting plate (22), and the mounting cylinder (15) and the supporting plate (22) are in a sleeved state.

3. A metal product press forming apparatus according to claim 2, wherein The top end of each supporting plate (22) is rotatably installed with a rotating screw (25), and the bottom end of the lower mold (14) is provided with a sleeve that is in butt joint with the rotating screw (25).

4. A metal product press forming apparatus according to claim 2, wherein The bottom end of the supporting plate (22) is fixedly installed with a driving motor (23), and the two side ends of the driving motor (23) are rotatably installed with a synchronous shaft (24) that is in butt joint with the bevel gear ring (19).

5. A metal product press forming apparatus according to claim 1, wherein The two spray heads (16) are a group, and the two spray heads (16) are obliquely fixed at the top end of the rotating pipe (18).

6. A metal product press forming apparatus as claimed in claim 1, wherein The bottom end of each lower mold (14) is provided with two holes that are in butt joint with the mounting cylinder (15), so that the mounting cylinder (15) can vertically slide at the bottom end of the lower mold (14).

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