CN217798435U - Adjustable upward inner buckle forming swing block mechanism - Google Patents

Abstract

The utility model discloses a make progress interior knot shaping pendulum piece mechanism with adjustable, including upper die base and die holder, the first die holder of bottom fixedly connected with of upper die base, the bottom fixedly connected with second die holder of first die holder, the below of second die holder is equipped with the fourth die holder, the bottom fixedly connected with third die holder of fourth die holder, the top fixedly connected with fifth die holder of die holder, the top fixedly connected with sixth die holder of fifth die holder, the bottom of third die holder is inlayed and is equipped with the slider fixing base, the spout has been seted up to the bottom of slider fixing base, sliding sleeve is equipped with the slider in the spout, the bottom of slider extends to the below of slider fixing base, the first power transmission ejector pin of top fixedly connected with of slider. The utility model discloses be convenient for realize treating the operation of buckling of the piece of buckling through a worker station, and be convenient for adjust its angle of buckling, reduce operating procedure and worker station number, reduce the mould cost, satisfy the user demand.

Description

Adjustable upward inner buckle forming swing block mechanism

Technical Field

The utility model relates to a pendulum block technical field especially relates to an upward interior knot shaping pendulum block mechanism with adjustable.

Background

In the production process of stamping parts, the stamping parts are bent upwards, the bending angle needs to be buckled in, the existing upwards-bent inner buckle is divided into two to three steps, the step-by-step bending occupies more work stations, the number of parts is large, the cost of a die is high, the angle of the inwards-buckled inner buckle is not convenient to adjust according to the use requirement after the inner buckle, the use requirement cannot be met, and therefore the adjustable upwards-buckled forming swing block mechanism is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an adjustable upward inner buckling forming swing block mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the adjustable upward and inward buckling forming swing block mechanism comprises an upper die holder and a lower die holder, wherein the bottom of the upper die holder is fixedly connected with a first die holder, the bottom of the first die holder is fixedly connected with a second die holder, a fourth die holder is arranged below the second die holder, the bottom of the fourth die holder is fixedly connected with a third die holder, the top of the lower die holder is fixedly connected with a fifth die holder, the top of the fifth die holder is fixedly connected with a sixth die holder, a slider fixing seat is embedded at the bottom of the third die holder, a sliding groove is formed in the bottom of the slider fixing seat, a slider is slidably sleeved in the sliding groove, the bottom of the slider extends to the lower side of the slider fixing seat, a first transmission ejector rod is fixedly connected to the top of the slider, a first rectangular hole is formed in the top of the first die holder, the top of the first transmission ejector rod sequentially penetrates through the fourth die holder and the second die holder and extends into the first rectangular hole, and a first rectangular groove is formed in the bottom of the upper die holder, a second fixing screw is fixedly arranged in the first rectangular groove, a first spring is fixedly connected between the bottom of the second fixing screw and the top of the first power transmission ejector rod, a first groove arranged at the bottom of a third die holder is arranged on the right side of the slider fixing seat, a second rectangular hole arranged at the bottom of the third die holder is arranged on the right side of the first groove, the left side of the second rectangular hole is communicated with the right side of the first groove, a mounting groove is arranged at the top of the second die holder, an L-shaped punch is slidably sleeved in the mounting groove, the bottom end of the L-shaped punch extends into the second rectangular hole, a second spring is fixedly connected between the inner wall of the top of the L-shaped punch and the inner wall of the bottom of the mounting groove, a second rectangular groove with an opening at the bottom is arranged on the right side of the first die holder, a trapezoidal block is fixedly connected at the top of the L-shaped punch, the top of the trapezoidal block extends into the second rectangular groove, an adjusting rod is slidably sleeved in the second rectangular groove, the left side of the bottom of the adjusting rod is provided with a first inclined surface, the top of the trapezoidal block is provided with a second inclined surface, the first inclined surface is in movable contact with the second inclined surface, the right side of the adjusting rod extends to the right side of the first die holder, the bottom of the upper die holder is fixedly connected with an adjusting rod seat, the adjusting rod is slidably mounted on the inner wall of the top of the adjusting rod seat, a first T-shaped screw and a second T-shaped screw are arranged in the adjusting rod seat, the right sides of the first T-shaped screw and the second T-shaped screw both extend to the right side of the adjusting rod seat, the adjusting rod seat is in threaded sleeve connection with the first T-shaped screw and the second T-shaped screw, the adjusting rod is in threaded sleeve connection with the second T-shaped screw, and the left end of the first T-shaped screw is in movable contact with the right side of the adjusting rod;

the mounting hole has been seted up at the top of sixth die holder, the slip cap is equipped with the material floating block of pressing in the mounting hole, the top of material floating block extends to the top of sixth die holder, the top movable contact of material floating block remains the piece of buckling, fixedly connected with floating block limit for height clamp plate on the left side inner wall of mounting hole, the left side bottom an organic whole of material floating block is provided with the arch, bellied top contacts with floating block limit for height clamp plate, fixedly connected with pendulum block fixing base between the bottom inner wall of mounting hole and the right side inner wall, the top activity of pendulum block fixing base is inlayed and is equipped with the pendulum block, the right side top of pendulum block is established to the third inclined plane, establish to the fourth inclined plane bottom the L shape drift, third inclined plane and fourth inclined plane looks adaptation, the top of pendulum block extends to the top of sixth die holder, first groove has been seted up on the left side of top of pendulum block fixing base, fixedly connected with the fourth spring between the bottom inner wall of first groove and the bottom left side of pendulum block, two third rectangular channels have been seted up at the top of lower bolster, fixedly connected with first fixed screw on the bottom inner wall of third rectangular channel, the bottom of material floating block corresponds the force transmission of the ejector pin that the second fixed screw extends to the ejector pin that the second corresponds between the second fixed push rod.

Preferably, a first rectangular through hole is formed in the top of the fourth die holder, a second rectangular through hole is formed in the top of the second die holder, and the inner wall of the first rectangular through hole and the inner wall of the second rectangular through hole are both in sliding connection with the outer side of the first power transmission ejector rod.

Preferably, a third rectangular through hole is formed in the top of the fourth die holder, and the inner wall of the third rectangular through hole is connected with the outer side of the L-shaped punch in a sliding mode.

Preferably, the top of the fifth die holder is provided with two fourth rectangular through holes, and the inner walls of the fourth rectangular through holes are in sliding connection with the outer sides of the corresponding second force transmission ejector rods.

Preferably, a first threaded hole is formed in the inner wall of the right side of the adjusting rod seat, and the first threaded hole is in threaded connection with the first T-shaped screw.

Preferably, a second threaded hole is formed in the inner wall of the right side of the adjusting rod seat, a threaded groove is formed in the right side of the adjusting rod, and the second threaded hole and the threaded groove are in threaded connection with a second T-shaped screw.

Preferably, a second groove is formed in the inner wall of the top of the L-shaped punch, and the inner wall of the top of the second groove is fixedly connected with the top of the second spring.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses be convenient for realize treating the operation of buckling of the piece of buckling through a worker station, and be convenient for adjust its angle of buckling, reduce operating procedure and worker station number, reduce the mould cost, satisfy the user demand.

Drawings

Fig. 1 is a schematic sectional view of an adjustable upward inside-buckled forming swing block mechanism provided by the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is an enlarged schematic view of portion B of FIG. 1;

fig. 4 is a schematic view of the sectional structure of the bending member of the adjustable upward inside buckling forming swing block mechanism in a bent state.

In the figure: 100. an upper die holder; 101. a lower die holder; 1. a first die holder; 2. a second die holder; 3. a third die holder; 4. a fourth die holder; 5. a fifth die holder; 6. a sixth die holder; 7. a sliding block fixing seat; 8. a slider; 9. a first rectangular groove; 10. a first transmission ejector rod; 11. a first spring; 12. a second rectangular groove; 13. mounting grooves; 14. an L-shaped punch; 15. a second spring; 16. a trapezoidal block; 17. adjusting a rod; 18. a first groove; 19. an adjusting rod seat; 20. a first T-shaped screw; 21. a second T-shaped screw; 22. a first fixing screw; 23. a third spring; 24. a second force transmission ejector rod; 25. mounting holes; 26. pressing a material floating block; 27. a floating block height limiting pressure plate; 28. swinging a block; 29. a swinging block fixing seat; 30. a fourth spring; 31. a protrusion; 32. a third rectangular groove; 33. a second rectangular aperture.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an adjustable upward and inward buckling block swinging mechanism comprises an upper die holder 100 and a lower die holder 101, wherein the bottom of the upper die holder 100 is fixedly connected with a first die holder 1, the bottom of the first die holder 1 is fixedly connected with a second die holder 2, a fourth die holder 4 is arranged below the second die holder 2, the bottom of the fourth die holder 4 is fixedly connected with a third die holder 3, the top of the lower die holder 101 is fixedly connected with a fifth die holder 5, the top of the fifth die holder 5 is fixedly connected with a sixth die holder 6, a slider fixing seat 7 is embedded in the bottom of the third die holder 3, a sliding groove is formed in the bottom of the slider fixing seat 7, a slider 8 is slidably sleeved in the sliding groove, the bottom of the slider 8 extends to the lower side of the slider fixing seat 7, the top of the slider 8 is fixedly connected with a first power transmission ejector rod 10, a first rectangular hole is formed in the top of the first die holder 1, the top of the first power transmission ejector rod 10 sequentially penetrates through the fourth die holder 4 and the second die holder 2 and extends into the first rectangular hole, the bottom of the upper die holder 100 is provided with a first rectangular groove 9, a second fixing screw is fixedly arranged in the first rectangular groove 9, a first spring 11 is fixedly connected between the bottom of the second fixing screw and the top of a first power transmission ejector rod 10, the right side of the sliding block fixing seat 7 is provided with a first groove 18 arranged at the bottom of the third die holder 3, the right side of the first groove 18 is provided with a second rectangular hole 33 arranged at the bottom of the third die holder 3, the left side of the second rectangular hole 33 is communicated with the right side of the first groove 18, the top of the second die holder 2 is provided with a mounting groove 13, an L-shaped punch 14 is slidably sleeved in the mounting groove 13, the bottom end of the L-shaped punch 14 extends into the second rectangular hole 33, a second spring 15 is fixedly connected between the inner wall of the top of the L-shaped punch 14 and the inner wall of the bottom of the mounting groove 13, the right side of the first die holder 1 is provided with a second rectangular groove 12 with an opening at the bottom, the top of the L-shaped punch 14 is fixedly connected with a trapezoidal block 16, the top of the trapezoidal block 16 extends into a second rectangular groove 12, a regulating rod 17 is sleeved in the second rectangular groove 12 in a sliding mode, the left side of the bottom of the regulating rod 17 is set to be a first inclined surface, the top of the trapezoidal block 16 is set to be a second inclined surface, the first inclined surface is in movable contact with the second inclined surface, the right side of the regulating rod 17 extends to the right side of the first die holder 1, the bottom of the upper die holder 100 is fixedly connected with a regulating rod seat 19, the regulating rod 17 is slidably mounted on the inner wall of the top of the regulating rod seat 19, a first T-shaped screw 20 and a second T-shaped screw 21 are arranged in the regulating rod seat 19, the right sides of the first T-shaped screw 20 and the second T-shaped screw 21 both extend to the right side of the regulating rod seat 19, the regulating rod seat 19 is in threaded sleeve connection with the first T-shaped screw 20 and the second T-shaped screw 21, the regulating rod 17 is in threaded sleeve connection with the second T-shaped screw 21, and the left end of the first T-shaped screw 20 is in movable contact with the right side of the regulating rod 17;

the top of the sixth die holder 6 is provided with a mounting hole 25, a material pressing floating block 26 is slidably sleeved in the mounting hole 25, the top of the material pressing floating block 26 extends to the upper side of the sixth die holder 6, the top of the material pressing floating block 26 is in movable contact with a member to be bent, a floating block height limiting pressing plate 27 is fixedly connected to the left inner wall of the mounting hole 25, a protrusion 31 is integrally arranged at the bottom of the left side of the material pressing floating block 26, the top of the protrusion 31 is in contact with the floating block height limiting pressing plate 27, a swing block fixing seat 29 is fixedly connected between the bottom inner wall and the right inner wall of the mounting hole 25, a swing block 28 is movably embedded at the top of the swing block fixing seat 29, the top of the right side of the swing block 28 is provided with a third inclined plane, the bottom of the left side of the L-shaped punch 14 is provided with a fourth inclined plane, the third inclined plane is matched with the fourth inclined plane, and the top of the swing block 28 extends to the upper side of the sixth die holder 6, first groove has been seted up on the left side of the top of pendulum piece fixing base 29, fixedly connected with fourth spring 30 between the bottom inner wall of first groove and the bottom left side of pendulum piece 28, two third rectangular channels 32 have been seted up at the top of die holder 101, the first fixed screw of fixedly connected with on the bottom inner wall of third rectangular channel 32, press two second biography power ejector pins 24 of the bottom fixedly connected with of material floating block 26, the bottom that the second passed power ejector pin 24 extends to in the third rectangular channel 32 that corresponds, fixedly connected with third spring 23 between the bottom of second biography power ejector pin 24 and the top of the first fixed screw 22 that corresponds, the utility model discloses be convenient for realize buckling the operation of treating the piece through a station, and be convenient for adjust its angle of buckling, reduce operating procedure and station number, reduce the mould cost, satisfy the user demand.

The utility model discloses in, first rectangle perforation has been seted up at the top of fourth die holder 4, the second rectangle perforation has been seted up at the top of second die holder 2, the fenestrate inner wall of first rectangle and the fenestrate inner wall of second rectangle all with the outside sliding connection of first power transmission ejector pin 10, the third rectangle perforation has been seted up at the top of fourth die holder 4, the fenestrate inner wall of third rectangle and the outside sliding connection of L shape drift 14, two fourth rectangle perforations have been seted up at the top of fifth die holder 5, the fenestrate inner wall of fourth rectangle and the corresponding second power transmission ejector pin 24's of second rectangle outside sliding connection, first screw hole has been seted up on the right side inner wall of regulating rod seat 19, first screw hole and first T shape screw 20 threaded connection, set up the second screw hole on the right side inner wall of regulating rod seat 19, the thread groove has been seted up on the right side of regulation pole 17, second screw hole and thread groove all with second T shape screw 21 threaded connection, set up the second recess on the top inner wall of L shape drift 14, the top inner wall of second recess and the top fixed connection of second spring 15, the utility model discloses the adjustment through a work station of being convenient for, and the bending operation cost reduction of the bending cost, the reduction mould, the operation cost of carrying on the bending cost of the reduction of the operation that is reduced.

The working principle is as follows: when the bending die is used, a to-be-bent piece is placed at the top of the material pressing floating block 26, the punch is used for driving the upper die holder 100 to reciprocate up and down, the upper die holder 100 drives the first die holder 1 to move downwards when moving downwards, the first die holder 1 sequentially drives the second die holder 2, the fourth die holder 4 and the third die holder 3 to move downwards, the third die holder 3 drives the slider fixing seat 7 and the slider 8 connected with the slider fixing seat 7 to move downwards, when the slider 8 moves downwards to be contacted with the top of the to-be-bent piece, the slider 8 and the first power transmission ejector rod 10 fixed with the slider 8 are limited to continue moving, the slider fixing seat 7 continues moving downwards and slides on the slider 8, the upper die holder 100 drives the second fixing screw to move downwards and compresses the first spring 11, meanwhile, the third die holder 3 which moves downwards extrudes the part to be bent to move downwards, the part to be bent drives the material pressing floating block 26 to move downwards, the material pressing floating block 26 slides downwards in the mounting hole 25, the material pressing floating block 26 drives the two second force transmission ejector rods 24 to move downwards, the second force transmission ejector rods 24 move downwards and compress the corresponding third springs 23, the right side of the part to be bent starts to bend upwards while the part to be bent moves downwards, the third die holder 3 drives the first groove 18 to be sleeved on the swing block 28 while moving downwards, the fourth inclined surface of the L-shaped punch 14 is contacted with the third inclined surface on the swing block 28, and when the top of the material pressing floating block 26 is contacted with the top of the sixth die holder 6, the third die holder 3 stops moving downwards and the inner buckle is bent upwards;

when the bending angle needs to be adjusted, the first T-shaped screw 20 and the second T-shaped screw 21 are rotated in the forward direction, the first T-shaped screw 20 and the second T-shaped screw 21 rotate and simultaneously drive the adjusting rod 17 to move leftwards, the adjusting rod 17 moves leftwards and simultaneously extrudes a first inclined surface of the adjusting rod to a second inclined surface on the trapezoidal block 16, the extruding force drives the trapezoidal block 16 to move downwards, the trapezoidal block 16 drives the L-shaped punch 14 to move downwards, the L-shaped punch 14 moves downwards and simultaneously compresses the second spring 15, the L-shaped punch 14 moves downwards and simultaneously extrudes a fourth inclined surface of the L-shaped punch to a third inclined surface on the swinging block 28, the extruding force drives the swinging block 28 to rotate leftwards, the swinging block 28 rotates leftwards and simultaneously compresses the fourth spring 30, the swinging block 28 extrudes the bent piece leftwards, so that the bending angle of the bent piece is changed, and when the bending angle of the bent piece needs to be adjusted, the first T-shaped screw 20 and the second T-shaped screw 21 are stopped rotating, and the adjustment is completed;

after bending, the upper die holder 100 is moved upwards, so that the third die holder 3 moves upwards along with the third die holder 3, the extrusion force on the material pressing floating block 26 is gradually released while the third die holder 3 moves upwards, at the same time, the elastic force of the third spring 23 in a compressed state drives the material pressing floating block 26 to move back upwards through the corresponding second force transmission ejector rod 24 for resetting, at the same time, the L-shaped punch 14 moves upwards and releases the extrusion force on the swinging block 28, at the same time, the elastic force of the fourth spring 30 in the compressed state drives the swinging block 28 to rotate and reset rightwards, while the third die holder 3 moves upwards, the extrusion force on the sliding block 8 is gradually released, so that the first spring 11 in the compressed state drives the sliding block 8 to move back downwards through the first force transmission ejector rod 10 for resetting, and then, the next bending operation can be waited, the bending operation of a workpiece to be bent through one work station is facilitated, the bending angle of the workpiece to be conveniently adjusted, the operation steps and the number of the work stations are reduced, and the die cost is reduced.

In the description of the present application, it should be noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected" and "connected" should be construed broadly, and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediary, and a communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. An adjustable upward inner-buckling forming swing block mechanism comprises an upper die holder (100) and a lower die holder (101), and is characterized in that the bottom of the upper die holder (100) is fixedly connected with a first die holder (1), the bottom of the first die holder (1) is fixedly connected with a second die holder (2), a fourth die holder (4) is arranged below the second die holder (2), the bottom of the fourth die holder (4) is fixedly connected with a third die holder (3), the top of the lower die holder (101) is fixedly connected with a fifth die holder (5), the top of the fifth die holder (5) is fixedly connected with a sixth die holder (6), the bottom of the third die holder (3) is embedded with a slider fixing seat (7), the bottom of the slider fixing seat (7) is provided with a sliding groove, a sliding block (8) is slidably arranged in the sliding groove, the bottom of the slider (8) extends to the lower part of the slider fixing seat (7), the top of the slider (8) is fixedly connected with a first power transmission ejector rod (10), the top of the first die holder (1) is provided with a rectangular hole, the top of the first power transmission ejector rod (10) sequentially penetrates through the fourth die holder (4) and the second die holder (2), a rectangular hole is fixedly connected with a first transmission rod (9), and a rectangular transmission spring (9) is fixedly arranged between the bottom of the first rectangular groove, a first groove (18) arranged at the bottom of the third die holder (3) is arranged on the right side of the sliding block fixing seat (7), a second rectangular hole (33) arranged at the bottom of the third die holder (3) is arranged on the right side of the first groove (18), the left side of the second rectangular hole (33) is communicated with the right side of the first groove (18), a mounting groove (13) is arranged at the top of the second die holder (2), an L-shaped punch (14) is slidably sleeved in the mounting groove (13), the bottom end of the L-shaped punch (14) extends into the second rectangular hole (33), a second spring (15) is fixedly connected between the inner wall of the top of the L-shaped punch (14) and the inner wall of the bottom of the mounting groove (13), a second rectangular groove (12) with an opening at the bottom is formed in the right side of the first die holder (1), a trapezoidal block (16) is fixedly connected to the top of the L-shaped punch (14), the top of the trapezoidal block (16) extends into the second rectangular groove (12), an adjusting rod (17) is sleeved in the second rectangular groove (12) in a sliding manner, a first inclined plane is formed in the left side of the bottom of the adjusting rod (17), a second inclined plane is formed in the top of the trapezoidal block (16), the first inclined plane is in movable contact with the second inclined plane, the right side of the adjusting rod (17) extends to the right side of the first die holder (1), an adjusting rod seat (19) is fixedly connected to the bottom of the upper die holder (100), and the adjusting rod (17) is slidably mounted on the inner wall of the top of the adjusting rod seat (19), a first T-shaped screw (20) and a second T-shaped screw (21) are arranged in the adjusting rod seat (19), the right sides of the first T-shaped screw (20) and the second T-shaped screw (21) extend to the right side of the adjusting rod seat (19), the adjusting rod seat (19) is sleeved on the first T-shaped screw (20) and the second T-shaped screw (21) in a threaded manner, the adjusting rod (17) is sleeved on the second T-shaped screw (21) in a threaded manner, and the left end of the first T-shaped screw (20) is movably contacted with the right side of the adjusting rod (17);

the top of the sixth die holder (6) is provided with a mounting hole (25), a material pressing floating block (26) is sleeved in the mounting hole (25) in a sliding manner, the top of the material pressing floating block (26) extends to the upper side of the sixth die holder (6), the top of the material pressing floating block (26) is in movable contact with a part to be bent, a floating block height limiting pressing plate (27) is fixedly connected to the inner wall of the left side of the mounting hole (25), a bulge (31) is integrally arranged at the bottom of the left side of the material pressing floating block (26), the top of the bulge (31) is in contact with the floating block height limiting pressing plate (27), a swing block fixing seat (29) is fixedly connected between the inner wall of the bottom of the mounting hole (25) and the inner wall of the right side, a swing block (28) is movably embedded at the top of the swing block fixing seat (29), the top of the right side of the swing block (28) is provided with a third inclined plane, the bottom of the L-shaped punch (14) is provided with a fourth inclined plane, the third inclined plane is adaptive to the fourth inclined plane, the top of the swing block fixing seat (28) extends to the upper side of the sixth die holder (6), two rectangular grooves (30) are connected with a push rod (32) at the bottom of a first rectangular groove (32) fixed at the bottom of a second rectangular groove (24), the bottom of the second force transmission ejector rod (24) extends into the corresponding third rectangular groove (32), and a third spring (23) is fixedly connected between the bottom of the second force transmission ejector rod (24) and the top of the corresponding first fixing screw (22).

2. The adjustable upward and inward buckling type swing block mechanism as claimed in claim 1, wherein a first rectangular through hole is formed at the top of the fourth die holder (4), a second rectangular through hole is formed at the top of the second die holder (2), and the inner wall of the first rectangular through hole and the inner wall of the second rectangular through hole are both slidably connected with the outer side of the first transmission push rod (10).

3. The adjustable upward and inward buckling forming swing block mechanism as claimed in claim 1, wherein a third rectangular through hole is formed at the top of the fourth die holder (4), and the inner wall of the third rectangular through hole is slidably connected with the outer side of the L-shaped punch (14).

4. The adjustable upward and inward buckling forming swing block mechanism according to claim 1, wherein two fourth rectangular through holes are formed in the top of the fifth die holder (5), and the inner walls of the fourth rectangular through holes are slidably connected with the outer sides of the corresponding second force transmission push rods (24).

5. The adjustable upward and inward buckling forming swing block mechanism according to claim 1, wherein a first threaded hole is formed in the inner wall of the right side of the adjusting rod seat (19), and the first threaded hole is in threaded connection with a first T-shaped screw (20).

6. The adjustable upward and inward buckling forming swing block mechanism as claimed in claim 1, wherein a second threaded hole is formed in the inner wall of the right side of the adjusting rod seat (19), a threaded groove is formed in the right side of the adjusting rod (17), and the second threaded hole and the threaded groove are both in threaded connection with a second T-shaped screw (21).

7. The adjustable upward and inward buckling forming swing block mechanism as claimed in claim 1, wherein a second groove is formed on the inner wall of the top of the L-shaped punch (14), and the inner wall of the top of the second groove is fixedly connected with the top of the second spring (15).

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