Stamping die for support feet of combustor

Abstract

The utility model discloses a stamping die for a support foot of a burner, which belongs to the technical field of die stamping and comprises a feeding module, an upper die and a lower die, and the upper die and the lower die are connected through a guide lifting column. The feeding module is used for pushing a metal plate to be stamped to the rear side of the lower die for multiple times at rated frequency and rated stroke; the upper die comprises an upper base and an upper pressing die assembly arranged on the upper base, the upper pressing die assembly comprises first slotting pressing pieces, and the first slotting pressing pieces are distributed on the two sides of the central axis of the upper base in the length direction; the lower die comprises a lower base and a lower pressing die assembly arranged on the lower base, the lower pressing die assembly comprises first stamping grooves, and the first stamping grooves are distributed in the two sides of the central axis of the lower base in the length direction; the first stamping groove faces the first slotting pressing piece so that slotting can be formed in the metal plate in a stamping mode, and a plurality of support feet can be formed on the metal plate. The stamping die for the support foot of the combustor solves the problem that an existing stamping mode for the support foot is low in production efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to die stamping technical field, in particular to a kind of support foot stamping die of combustor. BACKGROUND

[0002] Combustor support can be used outdoors and used to support pot, after ignition, can heat pot. Figure 1 And 2 As shown, combustor support is composed of support body and support foot 1, wherein support foot 1 is generally formed by die stamping, and then installed on support body. Support foot 1 includes connecting portion 11, left bending portion 12 and right bending portion 13, left bending portion 12 and right bending portion 13 are connected with connecting portion 11 and bent to form the structure of foot to support support body, when support foot 1 is used as support, connecting portion 11 is used as the component contacting with ground, connecting portion 11 is provided with connecting hole 14, which is matched with screw to fix support foot 1 on ground; wherein end of left bending portion 12 and right bending portion 13 is provided with wing end 15, wing end 15 includes insertion end 151 and connecting end 152, insertion end 151 is used for inserting into support body to play the role of limiting, connecting end 152 is bent relative to insertion end 151, and mounting hole 153 is arranged on connecting end 152, which is matched with screw to connect connecting end 152 with wall surface of support body.

[0003] Existing support foot 1 stamping die is generally used to stamp form one by one for support foot 1, after forming one support foot 1 and taking out support foot 1, the next support foot 1 is formed, so as to cause low production efficiency. UTILITY MODEL CONTENTS

[0004] In order to overcome the defects of prior art, the utility model provides a kind of support foot stamping die of combustor to solve the above problems.

[0005] The technical scheme adopted by the utility model to solve its technical problems is: a kind of support foot stamping die of combustor, including feeding module, upper die and lower die, the upper die and lower die are connected by guide lifting column;The feeding module is used to push the metal plate to be stamped to the rear side of lower die multiple times with rated frequency and rated stroke;

[0006] The upper die comprises an upper base and an upper die assembly arranged on the upper base, the upper die assembly comprises first slitting punches, the first slitting punches are distributed on both sides of the central axis of the length direction of the upper base; the lower die comprises a lower base and a lower die assembly arranged on the lower base, the lower die assembly comprises first punching grooves, the first punching grooves are distributed on both sides of the central axis of the length direction of the lower base; the first punching grooves are towards the first slitting punches, so that the metal plate is punched to form slits and a plurality of support feet.

[0007] It is worth noting that the upper die assembly further comprises second slitting punches, the second slitting punches are distributed on both sides of the central axis of the length direction of the upper base, and the distance from the second slitting punches to the central axis of the length direction of the upper base is less than the distance from the first slitting punches to the central axis of the length direction of the upper base; and the end of the second slitting punch away from the central axis of the length direction of the upper base is on the same line as the end of the first slitting punch close to the central axis of the length direction of the upper base, and the line is parallel to the central axis of the length direction of the upper base.

[0008] The lower die assembly further comprises second punching grooves, the second punching grooves are towards the second slitting punches.

[0009] In particular, the upper die assembly further comprises a mounting hole punching piece, a connecting end bending punching piece and an insertion end bending punching hole arranged in sequence along the length direction of the upper base;

[0010] The lower die assembly further comprises a first punching hole, a second punching hole and a third punching seat arranged in sequence along the length direction of the lower base, the first punching hole is towards the mounting hole punching piece, the second punching hole is towards the connecting end bending punching piece, and the third punching seat is towards the insertion end bending punching hole.

[0011] Preferably, the upper die assembly further comprises a connecting hole punching piece, the connecting hole punching piece is arranged on the central axis of the length direction of the upper base, and the lower die assembly further comprises a fourth punching hole, the fourth punching hole is towards the connecting hole punching piece.

[0012] Optionally, the upper die assembly further comprises a bending punching piece, the bending punching piece is located at the back side of the first slitting punch and the second slitting punch, and the bending punching piece is distributed on both sides of the central axis of the length direction of the upper base; the lower die assembly further comprises a bending groove, the bending groove is towards the bending punching piece.

[0013] Specifically, the surface of the upper base is provided with a plurality of positioning holes, the surface of the lower base is provided with a plurality of positioning blocks, the positioning holes and the positioning blocks are one-to-one corresponding and complementary in shape, and the positioning holes are towards the positioning blocks.

[0014] The utility model discloses beneficial effect lies in: in the support foot stamping die of the combustor, through first slit pressing piece and first stamping groove cooperation, utilize the upper die and press to the lower die, can form the slit on the metal plate of to be stamped, then through the slit can divide into different support feet on the metal plate of to be stamped, the slit of this time is located between two adjacent support feet. After each upper die and press to the lower die and promote again, utilize blanking module and promote the metal plate of to be stamped to the rear side movement of lower die of quota journey, the metal plate of to be stamped can move to the next stamping step, after the promotion of metal plate and the stamping of upper die and lower die for many times, can form a plurality of support feet in the same metal plate, thereby improve production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structural schematic diagram of combustor support of the utility model;

[0016] Figure 2 It is the structural schematic diagram of support foot of the utility model;

[0017] Figure 3 It is the structural schematic diagram of support foot stamping die of combustor in an embodiment of the utility model;

[0018] Figure 4 It is the structural schematic diagram of upper die in an embodiment of the utility model;

[0019] Figure 5 It is the structural schematic diagram of upper die in an embodiment of the utility model;

[0020] Figure 6 It is Figure 5 The enlarged schematic diagram of dotted line ring A;

[0021] Figure 7 It is the structural schematic diagram of lower die in an embodiment of the utility model;

[0022] Figure 8 It is the structural schematic diagram of lower die in an embodiment of the utility model;

[0023] Figure 9 It is the structural schematic diagram of metal plate in stamping process in an embodiment of the utility model;

[0024] In the figure: 1 bracket foot; 11 connecting portion; 12 left bend; 13 right bend; 14 connecting hole; 15 wing end; 151 insertion end; 152 connecting end; 153 mounting hole; 2 upper die; 21 upper base; 22 upper die assembly; 221 first slit pressing piece; 2211 protruding pressure strip; 222 second slit pressing piece; 223 mounting hole stamping piece; 224 connecting end bending stamping piece; 225 inserting end bending stamping hole; 226 connecting hole punch Pressing part; 227 bending stamping part; 23 positioning hole; 3 lower die; 31 lower base; 32 lower die assembly; 321 first stamping groove; 322 second stamping groove; 323 first stamping hole; 324 second stamping hole; 325 third stamping seat; 326 fourth stamping hole; 327 bending groove; 33 positioning block; 4 guide lifting column; 41 sleeve fitting; 42 telescopic pipe fitting; 5 slit; 6 connecting seam; 7 metal plate; 71 bending gap; 8 connecting line. DETAILED DESCRIPTION

[0025] The following further describes specific embodiments of the present invention in conjunction with the accompanying drawings. It should be noted that the descriptions of these embodiments are intended to aid understanding of the present invention and do not constitute limitations on the present invention. Furthermore, the technical features involved in the various embodiments of the present invention described below may be combined with one another as long as they do not conflict with one another.

[0026] like Figures 3-9 As shown, a burner bracket leg stamping die includes a loading module, an upper die 2, and a lower die 3, wherein the upper die 2 and the lower die 3 are connected by a guide lifting column 4; the loading module is used to push the metal plate 7 to be stamped toward the rear side of the lower die 3 multiple times at a rated frequency and a rated stroke; in this embodiment, the guide lifting column 4 includes a sleeve member 41 and a telescopic tube member 42, the sleeve member 41 is sleeved on the outer wall of the telescopic tube member 42, and the telescopic tube member 42 is movably connected to the sleeve member 41 to achieve the purpose of telescoping, the sleeve member 41 is connected to the upper die 2, and the telescopic tube member 42 is connected to the lower die 3;

[0027] The upper mold 2 includes an upper base 21 and an upper die assembly 22 arranged on the upper base 21, the upper die assembly 22 includes a first slit press 221, and the first slit press 221 is distributed on both sides of the central axis of the upper base 21 in the longitudinal direction; the lower mold 3 includes a lower base 31 and a lower die assembly 32 arranged on the lower base 31, the lower die assembly 32 includes a first stamping groove 321, and the first stamping groove 321 is distributed on both sides of the central axis of the lower base 31 in the longitudinal direction; the first stamping groove 321 faces the first slit press 221 to punch out a slit 5 on the metal plate 7 and form a plurality of bracket feet 1 on the metal plate 7.

[0028] In the burner's bracket foot stamping die, by cooperating with the first slit pressing piece 221 and the first stamping groove 321, the upper die 2 is pressed against the lower die 3 to form a slit 5 on the metal plate 7 to be stamped, and then the slit 5 can be used to divide the metal plate 7 to be stamped into different bracket feet 1. At this time, the slit 5 is located between two adjacent bracket feet 1. After each time the upper die 2 is pressed against the lower die 3 and then lifted, the blanking module is used to push the metal plate 7 to be stamped to the rear side of the lower die 3 for a rated stroke, and the metal plate 7 to be stamped can move to the next stamping step. After multiple pushes of the metal plate 7 and stamping of the upper die 2 and the lower die 3, multiple bracket feet 1 can be formed in the same metal plate 7, thereby improving production efficiency.

[0029] In this embodiment, the loading module is preferably a robot. After the upper mold 2 presses the lower mold 3 and then lifts it, the robot clamps the metal plate 7 and moves the metal plate 7 to the rear side of the lower mold 3. After moving the rated stroke, the metal plate 7 is lowered to the lower mold 3.

[0030] Preferably, Figures 4-9 As shown, the upper die assembly 22 further includes a second slit pressing piece 222, which is distributed on both sides of the longitudinal central axis of the upper base 21, and the distance between the second slit pressing piece 222 and the longitudinal central axis of the upper base 21 is smaller than the distance between the first slit pressing piece 221 and the longitudinal central axis of the upper base 21; and an end of the second slit pressing piece 222 away from the longitudinal central axis of the upper base 21 and an end of the first slit pressing piece 221 close to the longitudinal central axis of the upper base 21 are located on the same connecting line 8, and the connecting line 8 is parallel to the longitudinal central axis of the upper base 21;

[0031] The lower die assembly 32 further includes a second punching groove 322 , and the second punching groove 322 faces the second slotted pressing piece 222 .

[0032] By cooperating with the second slit pressing piece 222 and the second stamping groove 322, a connecting seam 6 can be punched out on the metal plate 7. The connecting seam 6 is closer to the longitudinal center axis of the upper base 21 than the slit 5, that is, closer to the longitudinal center axis of the metal plate 7, and since the end of the second slit pressing piece 222 away from the longitudinal center axis of the upper base 21 and the end of the first slit pressing piece 221 close to the longitudinal center axis of the upper base 21 are located on the same connecting line 8, after the connecting seam 6 and the slit 5 are formed, the connecting seam 6 and the slit 5 will be connected to form a longer seam, thereby separating the two adjacent bracket feet 1 on the metal plate 7.

[0033] It is worth mentioning that the upper die assembly 22 further comprises a mounting hole stamping piece 223, a connecting end bending stamping piece 224 and an insertion end bending stamping hole 225 arranged along the length direction of the upper base 21 in sequence.

[0034] The lower die assembly 32 further comprises a first stamping hole 323, a second stamping hole 324 and a third stamping seat 325 arranged along the length direction of the lower base 31 in sequence, the first stamping hole 323 is towards the mounting hole stamping piece 223, the second stamping hole 324 is towards the connecting end bending stamping piece 224, and the third stamping seat 325 is towards the insertion end bending stamping hole 225.

[0035] Through the cooperation of the mounting hole stamping piece 223 and the first stamping hole 323, the mounting hole 153 of the bracket foot 1 can be stamped on the metal plate 7; through the cooperation of the connecting end bending stamping piece 224 and the second stamping hole 324, the connecting end 152 can be bent on the metal plate 7; through the cooperation of the insertion end bending stamping hole 225 and the third stamping seat 325, the insertion end 151 can be bent on the metal plate 7.

[0036] As shown in Figure 6 and 9 In the embodiment, the first slotted pressing piece 221 is provided with three protruding pressing strips 2211 to form an E-shaped structure, the middle protruding pressing strip 2211 is longer than the two protruding pressing strips 2211 on both sides, and the middle protruding pressing strip 2211 is used to cooperate with the first stamping groove 321 to form the slot 5, and the two protruding pressing strips 2211 on both sides are used to cooperate with the first stamping groove 321 to open the bending gap 71 at the fin end 15 of the bracket foot 1, so as to separate the insertion end 151 and the connecting end 152, so that the connecting end 152 can move relative to the insertion end 151 to realize independent bending during subsequent stamping.

[0037] Optionally, the upper die assembly 22 further comprises a connecting hole stamping piece 226, the connecting hole stamping piece 226 is arranged at the middle axis of the length direction of the upper base 21, and the lower die assembly 32 further comprises a fourth stamping hole 326, the fourth stamping hole 326 is towards the connecting hole stamping piece 226. Through the cooperation of the connecting hole stamping piece 226 and the fourth stamping hole 326, the connecting hole 14 can be stamped at the position of the middle axis of the length direction of the metal plate 7, so that the connecting hole 14 is formed at the position of the connecting part 11 of the bracket foot 1.

[0038] Specifically, the upper die assembly 22 further comprises a bending punch 227, which is located at the rear side of the first and second slitting punches 221 and 222 and is distributed on both sides of the central axis of the length direction of the upper base 21; the lower die assembly 32 further comprises a bending groove 327, which faces the bending punch 227. After the slits 5 are formed by the cooperation of the first slitting punch 221 and the first punching groove 321 and the connecting seams 6 are formed by the cooperation of the second slitting punch 222 and the second punching groove 322, the left and right bending portions 12 and 13 capable of being bent relative to the connecting portion 11 located at the central axis of the length direction of the metal plate 7 can be formed on the metal plate 7. Thus, when the position of the metal plate 7 where the slits 5 and the connecting seams 6 are formed passes the position of the bending groove 327, the left and right bending portions 12 and 13 can be bent relative to the connecting portion 11 by the cooperation of the bending groove 327 and the bending punch 227, thereby forming the structure of the bracket leg 1.

[0039] It is worth mentioning that the surface of the upper base 21 is provided with a plurality of positioning holes 23, the surface of the lower base 31 is provided with a plurality of positioning blocks 33, the positioning holes 23 and the positioning blocks 33 are one-to-one corresponding and complementary in shape, and the positioning holes 23 face the positioning blocks 33. By the cooperation of the positioning holes 23 and the positioning blocks 33, when the upper die 2 is pressed against the lower die 3, it is ensured that the upper die 2 will not be deviated, thereby ensuring that all the punches of the upper die 2 can be pressed into the punching grooves matched therewith.

[0040] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and still fall within the protection scope of the utility model.

Claims

1. A burner bracket foot stamping die, characterized by: It includes a loading module, an upper die and a lower die, wherein the upper die and the lower die are connected by a guide lifting column; the loading module is used to push the metal plate to be punched toward the rear side of the lower die multiple times at a rated frequency and a rated stroke; The upper die includes an upper base and an upper die assembly arranged on the upper base, the upper die assembly includes a first slit press, and the first slit press is distributed on both sides of the central axis of the upper base in the length direction; the lower die includes a lower base and a lower die assembly arranged on the lower base, the lower die assembly includes a first stamping groove, and the first stamping groove is distributed on both sides of the central axis of the lower base in the length direction; the first stamping groove faces the first slit press to punch out slits in the metal plate and form multiple bracket feet on the metal plate.

2. The burner bracket foot stamping die according to claim 1, characterized in that: The upper die assembly further includes a second slit pressing piece, the second slit pressing piece being distributed on both sides of the longitudinal central axis of the upper base, and the distance between the second slit pressing piece and the longitudinal central axis of the upper base being less than the distance between the first slit pressing piece and the longitudinal central axis of the upper base; and an end of the second slit pressing piece away from the longitudinal central axis of the upper base and an end of the first slit pressing piece close to the longitudinal central axis of the upper base are located on the same connecting line, and the connecting line is parallel to the longitudinal central axis of the upper base; The lower die assembly further includes a second punching groove, which faces the second slotted press piece.

3. The burner bracket foot stamping die according to claim 1, characterized in that: The upper die assembly further comprises a mounting hole stamping piece, a connection end bending stamping piece and an insertion end bending stamping hole sequentially arranged along the length direction of the upper base; The lower punch assembly also includes a first punching hole, a second punching hole and a third punching seat arranged in sequence along the length direction of the lower base, the first punching hole faces the mounting hole punching part, the second punching hole faces the connecting end bent punching part, and the third punching seat faces the insertion end bent punching hole.

4. The burner bracket foot stamping die according to claim 1, characterized in that: The upper die assembly further includes a connecting hole stamping part, which is arranged on the central axis of the length direction of the upper base. The lower die assembly further includes a fourth stamping hole, which faces the connecting hole stamping part.

5. The burner bracket foot stamping die according to claim 2, characterized in that: The upper die assembly also includes a bending stamping part, which is located on the rear side of the first slit stamping part and the second slit stamping part, and the bending stamping parts are distributed on both sides of the central axis in the length direction of the upper base; the lower die assembly also includes a bending groove, which faces the bending stamping part.

6. The burner bracket foot stamping die according to claim 1, characterized in that: A plurality of positioning holes are provided on the surface of the upper base, and a plurality of positioning blocks are provided on the surface of the lower base. The positioning holes correspond to the positioning blocks one by one and have complementary shapes, and the positioning holes face the positioning blocks.

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