Multi-directional riveting one-step forming stamping die

Abstract

The utility model discloses a kind of multi-direction riveting one-time forming stamping die, including upper die, lower die, side riveting mechanism, middle riveting punch, guiding mechanism;The upper die is oppositely arranged with lower die, the upper portion of side riveting mechanism is respectively installed on upper die and lower die, the upper portion of middle riveting punch is fixed on upper die, the lower end of middle riveting punch is downward, guiding mechanism is installed on upper die and lower die. Since the side riveting mechanism of the utility model is used for riveting at the bending of first part, middle riveting punch is used for riveting between first part and second part, riveting can be completed on two positions of riveting part in one stamping, and riveting efficiency is high.

Description

Technical Field

[0001] This utility model relates to a stamping die, and more particularly to a multi-directional riveting one-time forming stamping die. Background Technology

[0002] Stamping dies are specialized equipment used in cold stamping processes to process materials into parts. Riveting of sheet metal is widely used for connecting products and components, such as... Figure 1 As shown, the riveting part 100 needs to rivet the first part 101 and the second part 102 together, and also needs to rivet the bend 103 of the first part 101. Since there are two riveting points, the traditional riveting process requires secondary riveting, resulting in low production efficiency. Utility Model Content

[0003] The purpose of this invention is to provide a multi-directional riveting one-time forming stamping die with high riveting efficiency.

[0004] To achieve the above objectives, the technical solution of this utility model is:

[0005] This utility model is a multi-directional riveting one-time forming stamping die, characterized in that: it includes an upper die, a lower die, a side riveting mechanism, a middle riveting punch, and a guiding mechanism; the upper die and the lower die are arranged opposite to each other, the upper part of the side riveting mechanism is respectively installed on the upper die and the lower die, the upper part of the middle riveting punch is fixed on the upper die, the lower end of the middle riveting punch faces downward, and the guiding mechanism is installed on the upper die and the lower die;

[0006] The upper mold includes an upper mold base, an upper pad, an upper clamping plate, a stop plate, a stripper plate, and a stripper spring; the upper mold base, the upper pad, and the upper clamping plate are fixed together in sequence, the bottom surface of the upper clamping plate is in contact with the top surface of the stop plate, the stop plate and the stripper plate are fixed together, and a stripper spring is provided between the upper clamping plate and the stop plate.

[0007] The side riveting mechanism includes a top rod, an insert seat, two riveting slide rods, slide rod springs, two pull rod pins, a slider wedge, two slider seats, a slider, a rivet pin, a slider spring, a spring fixing rod, a spring seat, and a riveting seat;

[0008] The upper end of the insert seat is fixed to the stripper plate, and the upper end of the push rod is fixed to the upper clamping plate of the upper mold. The lower end of the push rod passes through the through hole in the middle of the insert seat, and the two sides of the lower end of the push rod can respectively abut against the inner sides of the two riveting slide rods. The two riveting slide rods are movably inserted into the transverse sliding groove at the lower part of the insert seat. The two riveting slide rods can extend out of the transverse sliding groove of the insert seat. The extended ends of the riveting slide rods are opposite to the inner ends of the rivet pins. The two ends of the slide rod springs are respectively connected to the two riveting slide rods through pull rod pins. The upper end of the slider wedge is fixed to the upper clamping plate, and the lower end of the slider wedge abuts against the outer side of the slider seat. The slider seat slides onto the lower template of the lower mold, the slider is fixed inside the slider seat, the rivet is fixed in the middle of the slider and the inner end of the rivet passes through the inner side of the slider, and the protruding end of the rivet can be opposite to the protruding end of the riveting slide rod; the lower end of the spring seat is fixed on the lower template of the lower mold, the inner end of the spring fixing rod passes through the spring seat and connects to the outer side of the slider seat, the slider spring is sleeved on the spring fixing rod, and the two ends of the slider spring abut against the disc head of the spring fixing rod and the spring seat respectively; the riveting seat for placing the riveting parts is fixedly installed on the lower template of the lower mold and located between the two slider seats.

[0009] The lower part of the slider wedge has an inclined surface, the outer side of the slider seat has an inclined surface, and the inclined surface of the slider wedge abuts against the inclined surface of the slider seat.

[0010] The side riveting mechanism also includes two guide block groups; each guide block group consists of two guide blocks, the lower ends of which are fixed on the lower template and are parallel to each other, and the slider seat is slidably connected between the two guide blocks.

[0011] The lower mold includes a lower template, a lower pad, and a lower mold base; the lower template, the lower pad, and the lower mold base are fixed together in sequence.

[0012] After adopting the above solution, since this utility model includes an upper die, a lower die, a side riveting mechanism, a middle riveting punch, and a guiding mechanism; the side riveting mechanism is used for riveting at the bending point of the first part, and the middle riveting punch is used for riveting the first part and the second part, the riveting of two positions on the riveting part can be completed in one stamping, and the riveting efficiency is high.

[0013] The present invention will be further described below with reference to the accompanying drawings and specific embodiments. Attached Figure Description

[0014] Figure 1 It is an isometric view of the riveted parts;

[0015] Figure 2 This is an isometric drawing of this utility model;

[0016] Figure 3 This is a cross-sectional view of the present invention;

[0017] Figure 4This is an isometric drawing of the side riveting mechanism of this utility model. Detailed Implementation

[0018] like Figure 2 , Figure 3 As shown, this utility model is a multi-directional riveting one-time forming stamping die, including an upper die 1, a lower die 2, a side riveting mechanism 3, a middle riveting punch 4, and a guide mechanism 5.

[0019] The upper mold 1 and the lower mold 2 are arranged opposite to each other. The upper part of the side riveting mechanism 3 is respectively installed on the upper mold 1 and the lower mold 2. The upper part of the middle riveting punch 4 is fixed on the upper mold 1, and the lower end of the middle riveting punch 4 faces downward. The guide mechanism 5 is installed on the upper mold 1 and the lower mold 2.

[0020] The upper mold 1 includes an upper mold base 11, an upper pad 12, an upper clamping plate 13, a stop plate 14, a stripper plate 15, and a stripper spring 16. The upper mold base 11, the upper pad 12, and the upper clamping plate 13 are fixed together in sequence. The bottom surface of the upper clamping plate 13 is in contact with the top surface of the stop plate 14. The stop plate 14 is fixed together with the stripper plate 15. A stripper spring 16 is provided between the upper clamping plate 13 and the stop plate 14.

[0021] The lower mold 2 includes a lower template 21, a lower pad 22, and a lower mold base 23; the lower template 21, the lower pad 22, and the lower mold base 23 are fixed together in sequence.

[0022] like Figure 4 , Figure 3 As shown, the side riveting mechanism 3 includes a top rod 31, an insert seat 32, two riveting slide rods 33, a slide rod spring 34, two pull rod pins 35, two slider wedges 36, two slider seats 37, two sliders 38, two rivet pins 39, a slider spring 40, a spring fixing rod 41, a spring seat 42, a riveting seat 43, and two guide block assemblies 44.

[0023] The upper end of the insert seat 32 is fixed to the stripper plate 15, and the upper end of the push rod 31 is fixed to the upper clamping plate 13 of the upper mold 1. The lower end of the push rod 31 passes through the through hole 321 in the middle of the insert seat 32, and the two sides of the lower end of the push rod 31 can respectively abut against the inner sides of the two riveting slide rods 33. The two riveting slide rods 33 are movably inserted into the transverse sliding groove 322 at the lower part of the insert seat 32. The two riveting slide rods 33 can extend out of the transverse sliding groove 322 of the insert seat 32. The extended ends of the riveting slide rods 33 are opposite to the inner ends of the rivet pins 39. The two ends of the slide rod spring 40 are respectively connected to the two riveting slide rods 33 through the pull rod pins 35. The upper end of the slider wedge 36 is fixed to the upper clamping plate 13, and the lower end of the slider wedge 36 abuts against the outer side of the slider seat 37. The slider seat 37 is slidably connected to the lower template 21 of the lower mold 2. The slider 38 is fixed to the inner side of the slider seat 37. The rivet 39 is fixed to the middle of the slider 38 and the inner end of the rivet 39 passes through the inner side of the slider 38. The protruding end of the rivet 39 can be opposite to the protruding end of the riveting slide rod 33. The lower end of the spring seat 42 is fixed to the lower template 21 of the lower mold 2. The inner end of the spring fixing rod 41 passes through the spring seat 42 and is connected to the outer side of the slider seat 37. The slider spring 40 is sleeved on the spring fixing rod 41. The two ends of the slider spring 40 abut against the disc head of the spring fixing rod 41 and the spring seat 42, respectively. The riveting seat 43 for placing the riveting part 100 is fixedly installed on the lower template 21 and located between the two slider seats 37. The set of guide blocks 44 consists of two guide blocks 441. The lower ends of the two guide blocks 441 are fixed on the lower template 21 and are parallel to each other. The slider seat 37 is slidably connected between the two guide blocks 441.

[0024] The lower part of the slider wedge 36 has an inclined surface 361, and the outer side of the slider seat 37 has an inclined surface 371. The inclined surface 361 of the slider wedge 36 abuts against the inclined surface 371 of the slider seat 37.

[0025] The working principle of this utility model:

[0026] like Figure 2 As shown, the side riveting mechanism 3 is used for riveting the bend 103 of the first part 101. At the same time, the middle riveting punch 4 impacts downward at the joint 104 of the first part 101 and the second part 102 to rivet them together.

[0027] like Figure 4 As shown, the working principle of the side riveting mechanism 3 is as follows: During riveting, the top rod 31 moves downward and the two sides of the lower end of the top rod 31 abut against the inner sides of the two riveting slide rods 33 respectively. The two riveting slide rods 33 pass through the transverse slide groove 322 at the lower part of the insert seat 32. At the same time, the two slider wedges 36 move downward and abut against the outer sides of the two slider seats 37 respectively. The two slider seats 37 move inward, and the rivet pin 39 installed on the slider 38 moves inward and together with the riveting slide rods 33 impacts the bend 103 of the first part 101 to perform riveting at the bend 103.

[0028] The above description is merely a preferred embodiment of the present utility model, and therefore cannot be used to limit the scope of the present utility model. All equivalent changes and modifications made in accordance with the scope of the patent application and the contents of the specification of the present utility model should still fall within the scope of the patent of the present utility model.

Claims

1. A multi-directional riveting one-time forming stamping die, characterized in that: It includes an upper die, a lower die, a side riveting mechanism, a center riveting punch, and a guide mechanism; the upper die and the lower die are arranged opposite to each other, the upper part of the side riveting mechanism is respectively installed on the upper die and the lower die, the upper part of the center riveting punch is fixed on the upper die, the lower end of the center riveting punch faces downward, and the guide mechanism is installed on the upper die and the lower die. The upper mold includes an upper mold base, an upper pad, an upper clamping plate, a stop plate, a stripper plate, and a stripper spring; the upper mold base, the upper pad, and the upper clamping plate are fixed together in sequence, the bottom surface of the upper clamping plate is in contact with the top surface of the stop plate, the stop plate and the stripper plate are fixed together, and a stripper spring is provided between the upper clamping plate and the stop plate. The side riveting mechanism includes a top rod, an insert seat, two riveting slide rods, slide rod springs, two pull rod pins, a slider wedge, two slider seats, a slider, a rivet pin, a slider spring, a spring fixing rod, a spring seat, and a riveting seat; The upper end of the insert seat is fixed to the stripper plate, and the upper end of the push rod is fixed to the upper clamping plate of the upper mold. The lower end of the push rod passes through the through hole in the middle of the insert seat, and the two sides of the lower end of the push rod can respectively abut against the inner sides of the two riveting slide rods. The two riveting slide rods are movably inserted into the transverse sliding groove at the lower part of the insert seat. The two riveting slide rods can extend out of the transverse sliding groove of the insert seat. The extended ends of the riveting slide rods are opposite to the inner ends of the rivet pins. The two ends of the slide rod springs are respectively connected to the two riveting slide rods through pull rod pins. The upper end of the slider wedge is fixed to the upper clamping plate, and the lower end of the slider wedge abuts against the outer side of the slider seat. The slider seat slides onto the lower template of the lower mold, the slider is fixed inside the slider seat, the rivet is fixed in the middle of the slider and the inner end of the rivet passes through the inner side of the slider, and the protruding end of the rivet can be opposite to the protruding end of the riveting slide rod; the lower end of the spring seat is fixed on the lower template of the lower mold, the inner end of the spring fixing rod passes through the spring seat and connects to the outer side of the slider seat, the slider spring is sleeved on the spring fixing rod, and the two ends of the slider spring abut against the disc head of the spring fixing rod and the spring seat respectively; the riveting seat for placing the riveting parts is fixedly installed on the lower template of the lower mold and located between the two slider seats.

2. The multi-directional riveting one-time forming stamping die according to claim 1, characterized in that: The lower part of the slider wedge has an inclined surface, the outer side of the slider seat has an inclined surface, and the inclined surface of the slider wedge abuts against the inclined surface of the slider seat.

3. The multi-directional riveting one-time forming stamping die according to claim 1, characterized in that: The side riveting mechanism also includes two guide block groups; each guide block group consists of two guide blocks, the lower ends of which are fixed on the lower template and are parallel to each other, and the slider seat is slidably connected between the two guide blocks.

4. The multi-directional riveting one-time forming stamping die according to claim 1, characterized in that: The lower mold includes a lower template, a lower pad, and a lower mold base; the lower template, the lower pad, and the lower mold base are fixed together in sequence.

Images