Vehicle frame punching device

Abstract

The utility model relates to the technical field of punching devices, in particular to a vehicle frame punching device which comprises a punching platform and a vehicle frame above the punching platform, a fixing plate is arranged on the punching platform and located on the inner side of the vehicle frame, the top of the fixing plate is fixedly connected with a pressing mechanism, and the pressing mechanism is fixedly connected with the punching platform. According to the punching drill rod for the vehicle frame, the pressing mechanism is used for pressing the vehicle frame from the upper portion, the fixing stability of the vehicle frame is better, when the punching drill rod is used for punching the vehicle frame, the punching drill rod is not prone to falling off, and the punching drill rod is not prone to falling off when the punching drill rod is used for punching the vehicle frame. The vehicle frame cannot vibrate up and down, the punching precision of the vehicle frame is improved, meanwhile, the two pressing mechanisms can be driven to be close to or away from each other through stretching and retracting of the hydraulic push rod, and the vehicle frames of different specifications can be pressed and fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of punching devices, in particular to a vehicle frame punching device. Background Art

[0002] The punching device is a mechanical device that, after the raw materials are installed, the punching die acts on the material under the drive of the power mechanism to complete the punching.

[0003] In the prior art, the punching device of the mold for processing vehicle components proposed in the patent application number "CN202220481368.4" relates to the technical field of stamping devices, including a support platform, on which there are two support seats sliding horizontally and moving toward and oppositely. Support grooves are respectively provided on the opposite side walls of the two support seats, and a blanking hole is also provided in the area of ​​the support platform between the two support seats.

[0004] Before installing the vehicle frame, it is necessary to punch out mounting holes on the vehicle frame. However, the punching devices in the prior art mostly fix the vehicle components from both sides during punching, so that the vehicle frame is prone to up and down vibration during punching, affecting the punching accuracy of the vehicle frame. Utility Model Content

[0005] The purpose of the utility model is to provide a vehicle frame punching device to solve the problems raised in the above background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A vehicle frame punching device comprises a punching platform and a vehicle frame above the punching platform, a fixing plate is arranged on the punching platform and located on the inner side of the vehicle frame, a clamping mechanism is fixedly connected to the top of the fixing plate, a movable notch is provided on the punching platform, a vertical connecting plate is fixedly connected to the bottom of the fixing plate, and the vertical connecting plate and the movable notch are slidably connected.

[0008] A hydraulic push rod is fixedly installed at the bottom of the punching platform, one end of the hydraulic push rod is fixedly connected to a U-shaped connecting plate, both ends of the U-shaped connecting plate are rotatably connected to driving connecting plates, the bottom of the vertical connecting plate extends to the bottom of the punching platform, and one end of the driving connecting plate away from the U-shaped connecting plate is rotatably connected to the bottom of the vertical connecting plate.

[0009] Preferably, the clamping mechanism comprises a rotary cylinder fixed to the top of the fixed plate, a rotary pressure head is fixedly connected to the top of the rotary cylinder, a clamping shaft is fixedly connected to the bottom of the rotary pressure head, and the clamping shaft is used to clamp the top of the vehicle frame.

[0010] Preferably, punching mechanisms are provided on both sides of the punching platform, and the punching mechanisms include a support plate, a telescopic cylinder is fixedly connected to the top of the support plate, a driving motor is fixedly installed at one end of the telescopic cylinder, and a punching drill rod is fixedly connected to the output end of the driving motor, and the punching drill rod is used to punch holes on both sides of the clamping mechanism.

[0011] Preferably, grooves are provided on both sides of the punching platform and below the punching drill rod.

[0012] Preferably, the top of the punching platform and both ends of the vehicle frame are fixedly connected with a fixing block, the fixing block is fixedly connected with a clamping cylinder, and the telescopic end of the clamping cylinder is fixedly connected with a clamping plate.

[0013] Preferably, two support members are provided at the bottom of the punching platform, the support members are provided with four ends, and the two ends at the top of the support members are fixedly connected to the bottom of the punching platform.

[0014] Beneficial effects of the utility model:

[0015] The utility model presses the vehicle frame from above by means of the pressing mechanism, and the fixing stability of the vehicle frame is better, so that when the vehicle frame is punched by a punching drill rod, the vehicle frame will not vibrate up and down, thereby improving the punching accuracy of the vehicle frame. At the same time, the extension and retraction of the hydraulic push rod can drive the two pressing mechanisms to move closer to or away from each other, so that vehicle frames of different specifications can be pressed and fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the prior art description are briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This utility model Figure 1 Structural diagram of the middle clamping mechanism;

[0019] Figure 3 This utility model Figure 1 Schematic diagram of the structure of the bottom of the middle punching platform;

[0020] Figure 4 This utility model Figure 3 A magnified view of the structure at center.

[0021] The reference numerals in the figures are as follows:

[0022] 1. Punching platform, 2. Vehicle frame, 3. Fixed plate, 4. Clamping mechanism, 401. Rotating cylinder, 402. Rotating pressure head, 403. Clamping shaft, 5. Movable notch, 6. Vertical connecting plate, 7. Hydraulic push rod, 8. U-shaped connecting plate, 9. Driving connecting plate, 10. Support plate, 11. Telescopic cylinder, 12. Driving motor, 13. Punching drill rod, 14. Groove, 15. Fixed block, 16. Clamping cylinder, 17. Clamping plate, 18. Support. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] A vehicle frame punching device comprises a punching platform 1 and a vehicle frame 2 above the punching platform 1, a fixing plate 3 is arranged on the punching platform 1 and located on the inner side of the vehicle frame 2, a clamping mechanism 4 is fixedly connected to the top of the fixing plate 3, a movable notch 5 is opened on the punching platform 1, a vertical connecting plate 6 is fixedly connected to the bottom of the fixing plate 3, and the vertical connecting plate 6 and the movable notch 5 are slidably connected.

[0025] A hydraulic push rod 7 is fixedly installed at the bottom of the punching platform 1, one end of the hydraulic push rod 7 is fixedly connected to a U-shaped connecting plate 8, both ends of the U-shaped connecting plate 8 are rotatably connected to driving connecting plates 9, the bottom of the vertical connecting plate 6 extends to the bottom of the punching platform 1, and one end of the driving connecting plate 9 away from the U-shaped connecting plate 8 is rotatably connected to the bottom of the vertical connecting plate 6.

[0026] like Figure 1 , Figure 3 and Figure 4 The punching platform 1 is a metal platform, the clamping mechanism 4 can clamp the top of the vehicle frame 2, there are two movable notches 5, and the two movable notches 5 are symmetrically arranged, the vertical connecting plate 6 is fixed to the bottom of the fixed plate 3, and the bottom of the vertical connecting plate 6 passes through the movable notch 5 and extends to the bottom of the punching platform 1, so that the vertical connecting plate 6 can only move horizontally in the direction of the movable notch 5, and when the vertical connecting plate 6 moves, it can drive the fixed plate 3 located on the top of the punching platform 1 to move together.

[0027] The clamping mechanism 4 includes a rotating cylinder 401 fixed to the top of the fixing plate 3 , the top of the rotating cylinder 401 is fixedly connected to a rotating pressing head 402 , the bottom of the rotating pressing head 402 is fixedly connected to a clamping shaft 403 , and the clamping shaft 403 is used to clamp the top of the vehicle frame 2 .

[0028] like Figure 1 and Figure 2 The rotary cylinder 401 is a prior art, and can drive the rotary pressure head 402 and the pressing shaft 403 to rotate.

[0029] Punching mechanisms are provided on both sides of the punching platform 1, and the punching mechanisms include a support plate 10, a telescopic cylinder 11 is fixedly connected to the top of the support plate 10, a driving motor 12 is fixedly installed at one end of the telescopic cylinder 11, and a punching drill rod 13 is fixedly connected to the output end of the driving motor 12. The punching drill rod 13 is used to punch holes on both sides of the clamping mechanism 4.

[0030] like Figure 1 The telescopic cylinder 11 and the driving motor 12 are both connected to an external power source, and the support plate 10 is fixed on an external mechanism, and the support plate 10 is not connected to the punching platform 1.

[0031] Grooves 14 are provided on both sides of the punching platform 1 and below the punching drill rod 13 .

[0032] like Figure 1 and Figure 3 By providing the groove 14 , it is more convenient for the waste chips generated when the punching drill rod 13 punches the vehicle frame 2 to fall down.

[0033] A fixing block 15 is fixedly connected to the top of the punching platform 1 and both ends of the vehicle frame 2 , a pressing cylinder 16 is fixedly connected to the fixing block 15 , and a pressing plate 17 is fixedly connected to the telescopic end of the pressing cylinder 16 .

[0034] like Figure 1 The clamping cylinder 16 can drive the clamping plate 17 to move, and clamp and fix the vehicle frame 2 from both ends. When the vehicle frame 2 needs to be removed, the clamping cylinder 16 drives the clamping plate 17 and the vehicle frame 2 to separate.

[0035] Two support members 18 are provided at the bottom of the punching platform 1 . The support members are provided with four ends. The two ends at the top of the support members 18 are fixedly connected to the bottom of the punching platform 1 .

[0036] like Figure 3 The bottom of the punching platform 1 is supported by two support members 18, and at the same time, it will not interfere with the installation and use of the bottom components of the punching platform.

[0037] The working principle of a vehicle frame punching device provided by the utility model is as follows:

[0038] When punching of the vehicle frame 2 is required, the rotary cylinder 401 can drive the rotary pressing head 402 and the pressing shaft 403 to rotate above the vehicle frame 2 to press the vehicle frame 2;

[0039] At this time, the telescopic cylinder 11 drives the driving motor 12 and the punching drill rod 13 to move, and the driving motor 12 drives the punching drill rod 13 to rotate, so as to punch holes in the vehicle frame 2, so as to fix the vehicle frame 2 by using the punched holes. After the punching is completed, the telescopic cylinder 11 contracts to drive the punching drill rod 13 to separate from the vehicle frame 2, and then the rotating pressure head 402 and the pressing shaft 403 rotate to a position away from the top of the vehicle frame 2, and then the vehicle frame 2 can be moved up, and the vehicle frame 2 after the punching is completed can be removed;

[0040] When the hydraulic push rod 7 contracts, the U-shaped connecting plate 8 can be driven to move, and the U-shaped connecting plate 8 pulls the vertical connecting plate 6 by driving the connecting plate 9, and the vertical connecting plate 6 drives the fixed plate 3 to move in the direction of approaching each other, and the fixed plate 3 drives the clamping mechanism 4 to approach each other;

[0041] On the contrary, when the hydraulic push rod 7 is extended, the U-shaped connecting plate 8 is driven to move, and the U-shaped connecting plate 8 pushes the vertical connecting plate 6 by driving the connecting plate 9, so that the fixed plate 3 and the clamping mechanism 4 move away from each other.

[0042] Compared with the related art, the vehicle frame punching device provided by the utility model has the following beneficial effects:

[0043] The utility model presses the vehicle frame 2 from above by the pressing mechanism 4, and the fixation stability of the vehicle frame 2 is better, so that when the vehicle frame 2 is punched by the punching drill rod 13, the vehicle frame 2 will not vibrate up and down, thereby improving the punching accuracy of the vehicle frame 2. At the same time, the extension and retraction of the hydraulic push rod 7 can drive the two pressing mechanisms 4 to move closer to or away from each other, so that vehicle frames 2 of different specifications can be pressed and fixed.

[0044] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A vehicle frame punching device, comprising a punching platform (1) and a vehicle frame (2) above the punching platform (1), characterized in that: A fixing plate (3) is arranged on the punching platform (1) and located on the inner side of the vehicle frame (2); a clamping mechanism (4) is fixedly connected to the top of the fixing plate (3); a movable notch (5) is provided on the punching platform (1); a vertical connecting plate (6) is fixedly connected to the bottom of the fixing plate (3); and the vertical connecting plate (6) and the movable notch (5) are slidably connected; A hydraulic push rod (7) is fixedly installed at the bottom of the punching platform (1), one end of the hydraulic push rod (7) is fixedly connected to a U-shaped connecting plate (8), both ends of the U-shaped connecting plate (8) are rotatably connected to a driving connecting plate (9), the bottom of the vertical connecting plate (6) extends to the bottom of the punching platform (1), and one end of the driving connecting plate (9) away from the U-shaped connecting plate (8) is rotatably connected to the bottom of the vertical connecting plate (6).

2. A vehicle frame punching device according to claim 1, characterized in that: The clamping mechanism (4) comprises a rotary cylinder (401) fixed to the top of the fixed plate (3); the top of the rotary cylinder (401) is fixedly connected to a rotary pressure head (402); the bottom of the rotary pressure head (402) is fixedly connected to a clamping shaft (403); the clamping shaft (403) is used to clamp the top of the vehicle frame (2).

3. A vehicle frame punching device according to claim 1, characterized in that: Punching mechanisms are provided on both sides of the punching platform (1), the punching mechanisms comprising a support plate (10), a telescopic cylinder (11) is fixedly connected to the top of the support plate (10), a driving motor (12) is fixedly installed at one end of the telescopic cylinder (11), a punching drill rod (13) is fixedly connected to the output end of the driving motor (12), and the punching drill rod (13) is used to punch holes on both sides of the pressing mechanism (4).

4. A vehicle frame punching device according to claim 3, characterized in that: Grooves (14) are provided on both sides of the punching platform (1) and below the punching drill rod (13).

5. A vehicle frame punching device according to claim 2, characterized in that: A fixing block (15) is fixedly connected to the top of the punching platform (1) and to both ends of the vehicle frame (2); a pressing cylinder (16) is fixedly connected to the fixing block (15); and a pressing plate (17) is fixedly connected to the telescopic end of the pressing cylinder (16).

6. A vehicle frame punching device according to claim 1, characterized in that: Two support members (18) are arranged at the bottom of the punching platform (1), and the support members are provided with four ends. The two ends at the top of the support members (18) are fixedly connected to the bottom of the punching platform (1).

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