Hammering device for forging automobile door hinge

Abstract

The utility model discloses an automobile door hinge forging hammering device which comprises two L-shaped fixing plates, the inner walls of the L-shaped fixing plates are fixedly connected with a hollow supporting piece through bolts, an inner cavity of the hollow supporting piece is rotatably connected with a short-handle dart-shaped rod, a long-handle dart-shaped rod is arranged in the inner cavity of the hollow supporting piece, and the short-handle dart-shaped rod and the long-handle dart-shaped rod are connected through bolts. A concave surface rod is slidably connected to the bottom of an inner cavity of the hollow supporting piece, a first connecting rod is rotatably connected between the top end of the concave surface rod and the surface of the short-handle dart-shaped rod, the concave surface rod is pushed by a starting air cylinder to drive the first connecting rod and a second connecting rod to rotate at the same time, and then the short-handle dart-shaped rod and the long-handle dart-shaped rod are driven to move relatively; according to the punch hammer device, the die piece is clamped and fixed by the clamping device, so that the die piece can be reinforced in the hammering process of the punch hammer device, and the situation that the die piece falls off from the material carrying table of the punch hammer device is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile door hinges, in particular to a hammering device for forging automobile door hinges. Background Art

[0002] The door hinge is used to support the door and ensure the smooth opening and closing of the door. The door hinge consists of a hinge seat and a hinge shaft. It should rotate flexibly without stagnation or noise, and should maintain its function within the expected service life of the car.

[0003] Door hinges are commonly used parts for installing car doors to form a hinge between the door and the car body, so as to realize the rotating opening and closing of the door on the car body. Door hinges are mostly directly stamped, but some car models require the use of special door hinges, which require the use of a hammer device to hammer the die. In order to reinforce the die during the hammering process of the hammer device to avoid the die falling off the loading platform of the hammer device, a hammering device for forging automobile door hinges is designed. The device clamps and fixes the die on the top of the loading platform through the use of a short-handled dart rod and a long-handled dart rod, so that the die can be reinforced during the hammering process of the hammer device to avoid the die falling off the loading platform of the hammer device. Utility Model Content

[0004] The purpose of the utility model is to provide a hammering device for forging automobile door hinges, which has the purpose of reinforcing the die during the hammering process of the hammer device to prevent the die from falling off the loading platform of the hammer device, so as to solve the above-mentioned background technical problems.

[0005] The technical solution of the utility model for solving the above-mentioned technical problems is as follows: A hammering device for forging automobile door hinges comprises two L-shaped fixing plates: the inner wall of the L-shaped fixing plate is fixedly connected to a hollow support member by bolts, the inner cavity of the hollow support member is rotatably connected to a short-handled dart-shaped rod, the inner cavity of the hollow support member is provided with a long-handled dart-shaped rod, the bottom of the inner cavity of the hollow support member is slidably connected to a concave rod, a connecting rod 1 is rotatably connected between the top end of the concave rod and the surface of the short-handled dart-shaped rod, and a connecting rod 2 is rotatably connected between the concave surface of the concave rod and the bottom end of the long-handled dart-shaped rod.

[0006] Preferably, the bottom of the L-shaped fixing plate is fixedly connected to the L-shaped supporting plate by bolts, and the inner wall of the L-shaped supporting plate is fixedly connected to the cylinder by bolts.

[0007] Preferably, the output end of the cylinder passes through the inner cavity of the L-shaped fixing plate and is fixedly connected to the bottom end of the concave rod, and the opposite sides of the short-handled dart-shaped rod and the long-handled dart-shaped rod are fixedly connected with rubber gaskets.

[0008] Preferably, four telescopic rods are fixedly connected to the bottom of the L-shaped support plate, and a spring plate is fixedly connected to the bottom of the L-shaped support plate via bolts, and the spring plate is located between the four telescopic rods.

[0009] Preferably, a supporting bottom plate is provided below the L-shaped supporting plate, and the bottom ends of the telescopic rod and the spring plate are fixedly connected to the top of the supporting bottom plate.

[0010] Preferably, the top of the supporting base plate is fixedly connected to a hammer device via bolts, the hammer device is equipped with a hammer head, and the front side of the hammer device is fixedly connected to a loading platform via bolts.

[0011] 1. The beneficial effect of the utility model is that the utility model starts the cylinder to push the concave rod to drive the connecting rod 1 and the connecting rod 2 to rotate at the same time, and then drives the short-handled dart-shaped rod and the long-handled dart-shaped rod to move relative to each other, thereby clamping and fixing the mold on the top of the loading platform, so as to achieve the purpose of reinforcing the mold during the hammering process of the hammer device to prevent the mold from falling off the loading platform of the hammer device.

[0012] 2. The present invention can increase the contact area between the short-handled dart rod and the long-handled dart rod and the mold piece by providing the rubber pad, so that the short-handled dart rod and the long-handled dart rod can be more stable in the process of clamping the mold piece.

[0013] 3. The utility model provides a spring plate to provide auxiliary support between the L-shaped support plate and the top of the support base plate when the telescopic rod supports the L-shaped support plate, so that the L-shaped support plate can support the L-shaped fixed plate and the hollow support member more stably. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] in:

[0015] Figure 1 This is a schematic front view of an embodiment of the utility model;

[0016] Figure 2 This is a schematic diagram of an L-shaped plate portion of an embodiment of the present invention;

[0017] Figure 3 This is a schematic diagram of the inner cavity of a hollow support member according to an embodiment of the present utility model;

[0018] Figure 4 This is a schematic diagram of the back inner cavity of a hollow support member according to an embodiment of the present invention.

[0019] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0020] 1. L-shaped fixing plate, 2. Hollow support member, 3. Short-handled dart-shaped rod, 4. Long-handled dart-shaped rod, 5. Concave rod, 6. Connecting rod 1, 7. Connecting rod 2, 8. L-shaped support plate, 9. Cylinder, 10. Rubber pad, 11. Telescopic rod, 12. Spring plate, 13. Support base plate, 14. Hammer device, 15. Hammer head, 16. Loading platform. DETAILED DESCRIPTION

[0021] Hereinafter, embodiments of the hammering device for forging an automobile door hinge according to the present invention will be described with reference to the accompanying drawings.

[0022] Example 1:

[0023] Figure 1-4 The present invention shows a hammering device for forging a car door hinge according to an embodiment of the present invention, which comprises: two L-shaped fixing plates 1: the inner wall of the L-shaped fixing plate 1 is fixedly connected to a hollow support member 2 by bolts, the inner cavity of the hollow support member 2 is rotatably connected to a short-handled dart-shaped rod 3, the inner cavity of the hollow support member 2 is provided with a long-handled dart-shaped rod 4, the bottom of the inner cavity of the hollow support member 2 is slidably connected to a concave rod 5, a connecting rod 1 6 is rotatably connected between the top end of the concave rod 5 and the surface of the short-handled dart-shaped rod 3, a connecting rod 2 7 is rotatably connected between the concave surface of the concave rod 5 and the bottom end of the long-handled dart-shaped rod 4, the bottom of the L-shaped support plate 8 is fixedly connected to four telescopic rods 11, and the bottom of the L-shaped support plate 8 is fixedly connected by bolts. There is a spring plate 12. Through the setting of the spring plate 12, when the telescopic rod 11 supports the L-shaped support plate 8, auxiliary support can be provided between the L-shaped support plate 8 and the top of the support base plate 13, so that the L-shaped support plate 8 can support the L-shaped fixed plate 1 and the hollow support member 2 more stably. The spring plate 12 is located between the four telescopic rods 11. A support base plate 13 is provided below the L-shaped support plate 8. The bottom ends of the telescopic rods 11 and the spring plate 12 are fixedly connected to the top of the support base plate 13. The top of the support base plate 13 is fixedly connected to a hammer device 14 by bolts. The hammer device 14 is equipped with a hammer head 15. The front side of the hammer device 14 is fixedly connected to a loading platform 16 by bolts.

[0024] Example 2:

[0025] Figure 1-4The present invention shows a hammering device for forging a car door hinge according to an embodiment of the present invention, which comprises: two L-shaped fixing plates 1: the inner wall of the L-shaped fixing plate 1 is fixedly connected to a hollow support member 2 by bolts, the inner cavity of the hollow support member 2 is rotatably connected to a short-handled dart-shaped rod 3, the inner cavity of the hollow support member 2 is provided with a long-handled dart-shaped rod 4, the bottom of the inner cavity of the hollow support member 2 is slidably connected to a concave rod 5, the top end of the concave rod 5 is rotatably connected to the surface of the short-handled dart-shaped rod 3 by a connecting rod 1 6, and the concave surface of the concave rod 5 is rotatably connected to the bottom end of the long-handled dart-shaped rod 4 by a connecting rod 2. 7. The bottom of the L-shaped fixing plate 1 is fixedly connected to the L-shaped support plate 8 by bolts, and the inner wall of the L-shaped support plate 8 is fixedly connected to the cylinder 9 by bolts. The output end of the cylinder 9 passes through the inner cavity of the L-shaped fixing plate 1 and is fixedly connected to the bottom end of the concave rod 5. The short-handled dart-shaped rod 3 and the long-handled dart-shaped rod 4 are fixedly connected to the opposite sides of the rubber gasket 10. Through the provision of the rubber gasket 10, the contact area between the short-handled dart-shaped rod 3 and the long-handled dart-shaped rod 4 and the mold can be increased, which can make the short-handled dart-shaped rod 3 and the long-handled dart-shaped rod 4 more stable in the process of clamping the mold.

[0026] Working principle: When using the present invention, the user places the die on the top of the loading platform 16, then starts the cylinder 9 to push the concave rod 5 to slide in the inner cavity of the hollow support 2, and then pushes the connecting rod 1 6 and the connecting rod 2 7 to rotate at the same time. At this time, the rotation of the connecting rod 2 7 drives the long-handled dart-shaped rod 4 to rotate downward, and the rotation of the connecting rod 1 6 drives the short-handled dart-shaped rod 3 to rotate upward, thereby making the short-handled dart-shaped rod 3 and the long-handled dart-shaped rod 4 move relative to each other, and then clamps and fixes the die on the top of the loading platform 16, and then starts the hammer device 14 to drive the hammer head 15 to hammer and forge the die on the top of the loading platform 16. The die can be reinforced during the hammering process of the hammer device 14 to prevent the die from falling off the loading platform of the hammer device 14.

[0027] To sum up: the hammering device for forging automobile door hinges, by starting the cylinder 9 to push the concave rod 5, drives the connecting rod 1 6 and the connecting rod 2 7 to rotate at the same time, and then drives the short-handled dart-shaped rod 3 and the long-handled dart-shaped rod 4 to move relative to each other, and then clamps and fixes the mold on the top of the loading platform 16, so as to achieve the purpose of reinforcing the mold during the hammering process of the hammer device 14 to avoid the mold falling off the loading platform of the hammer device 14.

Claims

1. A hammering device for forging automobile door hinges, characterized in that: The invention comprises two L-shaped fixing plates (1): the inner wall of the L-shaped fixing plate (1) is fixedly connected to a hollow support member (2) by bolts, the inner cavity of the hollow support member (2) is rotatably connected to a short-handled dart-shaped rod (3), the inner cavity of the hollow support member (2) is provided with a long-handled dart-shaped rod (4), the bottom of the inner cavity of the hollow support member (2) is slidably connected to a concave rod (5), a connecting rod 1 (6) is rotatably connected between the top end of the concave rod (5) and the surface of the short-handled dart-shaped rod (3), and a connecting rod 2 (7) is rotatably connected between the concave surface of the concave rod (5) and the bottom end of the long-handled dart-shaped rod (4).

2. A hammering device for forging automobile door hinges according to claim 1, characterized in that: The bottom of the L-shaped fixing plate (1) is fixedly connected to an L-shaped support plate (8) via bolts, and the inner wall of the L-shaped support plate (8) is fixedly connected to a cylinder (9) via bolts.

3. A hammering device for forging automobile door hinges according to claim 2, characterized in that: The output end of the cylinder (9) passes through the inner cavity of the L-shaped fixing plate (1) and is fixedly connected to the bottom end of the concave rod (5). The opposite sides of the short-handled dart-shaped rod (3) and the long-handled dart-shaped rod (4) are both fixedly connected with rubber pads (10).

4. A hammering device for forging automobile door hinges according to claim 3, characterized in that: The bottom of the L-shaped support plate (8) is fixedly connected to four telescopic rods (11), and the bottom of the L-shaped support plate (8) is fixedly connected to a spring plate (12) via bolts, and the spring plate (12) is located between the four telescopic rods (11).

5. A hammering device for forging automobile door hinges according to claim 4, characterized in that: A supporting base plate (13) is provided below the L-shaped supporting plate (8), and the bottom ends of the telescopic rod (11) and the spring plate (12) are fixedly connected to the top of the supporting base plate (13).

6. A hammering device for forging automobile door hinges according to claim 5, characterized in that: The top of the supporting base plate (13) is fixedly connected to a hammer device (14) by means of bolts. The hammer device (14) is equipped with a hammer head (15). The front side of the hammer device (14) is fixedly connected to a loading platform (16) by means of bolts.

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