Turnover device for front boxboard and rear boxboard

Abstract

The invention discloses a front and rear boxboard turnover device, and relates to the technical field of automobile manufacturing, the front and rear boxboard turnover device comprises lifting stand column assemblies, a lifting sliding table assembly and a clamping assembly, the two lifting stand column assemblies are oppositely arranged, and the clamping assembly is arranged on the lifting stand column assemblies through the lifting sliding table assembly; the lifting sliding table assembly can ascend and descend along the lifting stand column assembly, and the lifting sliding table assembly can drive the clamping assembly to turn over. The front and rear boxboard overturning device solves the problem that overturning is needed when the front and rear boxboards of a dumper are assembled and point-spliced.

Description

Technical Field

[0001] The invention relates to the technical field of automobile manufacturing, in particular to a front and rear box plate turning device. Background Art

[0002] When the front and rear box plates of a dump truck are assembled and riveted, both the front and back sides need to be assembled and riveted, so one side needs to be flipped to the other side after the assembly is completed. Currently, most manufacturers assemble and rivet the front and rear boxes on a simple tooling platform, and the flipping is done by lifting by a crane. This method is unsafe and can easily cause personal injury. In addition, the workpieces are bumped and rubbed during the flipping process, causing considerable damage to the surface of the workpiece. Summary of the invention

[0003] The purpose of the present invention is to provide a front and rear box plate turning device, which solves the problem that the front and rear box plates of a dump truck need to be turned when they are assembled at the same point.

[0004] To achieve the above object, the present invention provides the following solutions:

[0005] The present invention provides a front and rear box plate flipping device, comprising: a lifting column assembly, a lifting slide assembly and a clamping assembly, wherein the two lifting column assemblies are arranged opposite to each other, the clamping assembly is arranged on the lifting column assembly through the lifting slide assembly, the lifting slide assembly can be lifted and lowered along the lifting column assembly, and the lifting slide assembly can drive the clamping assembly to flip.

[0006] Preferably, the lifting column assembly comprises a lifting drive structure, a lifting screw and a lifting nut, the lifting drive structure is used to drive the lifting screw to rotate, the lifting screw and the lifting nut are threadedly connected, and the lifting slide assembly is arranged on the lifting nut.

[0007] Preferably, the lifting slide assembly comprises a flip driving structure, a transmission structure and a base, the base is arranged on the lifting column assembly, and the flip driving structure drives the base to rotate through the transmission structure.

[0008] Preferably, the transmission structure includes a first gear and a second gear, the first gear and the second gear are meshed, the first gear is transmission-connected to the power output end of the flipping drive structure, the second gear is rotationally connected to the base, and the clamping assembly is arranged on the second gear.

[0009] Preferably, it further comprises a locking assembly, which is arranged on the lifting column assembly and is used to lock the lifting slide assembly.

[0010] Preferably, the locking assembly includes a telescopic structure, and a locking hole is provided on the lifting slide assembly. The telescopic end of the telescopic structure can extend into the locking hole to achieve locking of the lifting slide assembly.

[0011] Preferably, the clamping assembly includes a clamping drive structure, a clamping screw, a clamping nut and a clamping seat, the clamping drive structure is used to drive the clamping screw to rotate, the clamping screw is a bidirectional screw, the clamping nut is threadedly connected to the clamping screw, the two clamping seats are respectively arranged on one clamping nut, and the clamping drive structure can drive the two clamping seats to move in opposite directions.

[0012] Preferably, the clamping assembly further includes an electromagnet and a clamping base, and the electromagnet is arranged on the clamping base.

[0013] Preferably, two centering components are further included, and the two centering components are arranged opposite to each other.

[0014] Preferably, it also includes a working platform, and the working platform is used to carry the workpiece.

[0015] Compared with the prior art, the present invention has achieved the following technical effects:

[0016] The present invention realizes the turning over of the workpiece through the lifting column assembly, the lifting slide assembly and the clamping assembly, improves the production efficiency and reduces the cost, has high precision, realizes the ±360° turning over of the workpiece, and satisfies the automatic turning over of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the front and rear box board turning device of the present invention;

[0019] Figure 2 It is a schematic diagram of the front and rear box plate turning device of the present invention clamping a workpiece;

[0020] Figure 3 It is a schematic diagram of the lifting column assembly and the locking assembly of the present invention;

[0021] Figure 4 It is a schematic diagram of the lifting slide assembly and the clamping assembly of the present invention;

[0022] Figure 5 It is a schematic diagram of the centering assembly of the present invention;

[0023] In the figure: 1-lifting column assembly, 2-lifting slide assembly, 3-clamping assembly, 4-lifting drive structure, 5-lifting screw, 6-lifting guide rail, 7-flipping drive structure, 8-first gear, 9-second gear, 10-base, 11-telescopic structure, 12-locking hole, 13-clamping base, 14-clamping drive structure, 15-clamping screw, 16-clamping seat, 17-electromagnet, 18-clamping guide rail, 19-centering assembly, 20-working platform, 21-centering base, 22-centering drive structure, 23-centering bracket, 24-centering screw, 25-centering guide rail, 26-workpiece. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] The purpose of the present invention is to provide a front and rear box plate turning device, which solves the problem that the front and rear box plates of a dump truck need to be turned when they are assembled at the same point.

[0026] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0027] like Figures 1 to 5 As shown, this embodiment provides a front and rear box plate flipping device, including: a working platform 20, a lifting column assembly 1, a lifting slide assembly 2, a clamping assembly 3, a locking assembly and a centering assembly 19, the lifting column assembly 1, the lifting slide assembly 2, the clamping assembly 3, the locking assembly and the centering assembly 19 are all two, the working platform 20 is used to carry the workpiece 26, the two lifting column assemblies 1 are relatively arranged on both sides of the working platform 20, the two centering assemblies 19 are relatively arranged on both sides of the working platform 20, the clamping assembly 3 is arranged on the lifting column assembly 1 through the lifting slide assembly 2, the lifting slide assembly 2 can be lifted and lowered along the lifting column assembly 1, and the lifting slide assembly 2 can drive the clamping assembly 3 to flip, the locking assembly is arranged on the lifting column assembly 1, and the locking assembly is used to lock the lifting slide assembly 2

[0028] Specifically, in this embodiment, the lifting column assembly 1 includes a lifting column, a lifting drive structure 4, a lifting screw 5 and a lifting nut. The lifting drive structure 4 includes a lifting motor and a lifting reducer. The lifting motor and the lifting reducer are both arranged on the lifting column. The lifting motor and the lifting reducer are transmission-connected. The lifting reducer is used to drive the lifting screw 5 to rotate. The lifting screw 5 is rotationally connected to the lifting column. The lifting screw 5 and the lifting nut are threadedly connected. The base 10 of the lifting slide assembly 2 is arranged on the lifting nut, and under the action of the lifting drive structure 4, it can slide along the lifting guide rail 6 on the lifting column.

[0029] In this embodiment, the lifting slide assembly 2 includes a flipping drive structure 7, a transmission structure and a base 10. The base 10 is arranged on the lifting nut of the lifting column assembly 1. The flipping drive structure 7 includes a rotating motor and a rotating reducer. The transmission structure includes a first gear 8 and a second gear 9. The first gear 8 and the second gear 9 are meshed. The rotating motor and the rotating reducer are transmission connected. The first gear 8 is transmission connected to the power output end of the rotating reducer. The second gear 9 is rotationally connected to the base 10 through a bearing. The clamping base 13 of the clamping assembly 3 is arranged on the second gear 9.

[0030] In this embodiment, the locking assembly includes a telescopic structure 11, and a locking hole 12 is provided on the base 10 of the lifting slide assembly 2. The telescopic structure 11 can be a cylinder, a hydraulic cylinder or an electric telescopic rod. The telescopic end of the telescopic structure 11 can be extended into the locking hole 12 to achieve the locking of the lifting slide assembly 2.

[0031] In this embodiment, the clamping assembly 3 includes a clamping base 13, a clamping drive structure 14, a clamping screw 15, a clamping nut, a clamping seat 16 and an electromagnet 17. The clamping drive structure 14 is arranged on the clamping base 13. The clamping drive structure 14 includes a clamping motor and a clamping reducer. The clamping motor and the clamping reducer are transmission-connected. The clamping reducer is used to drive the clamping screw 15 to rotate. The clamping screw 15 is rotationally connected to the clamping base 13. The clamping screw 15 is a bidirectional screw. The clamping nut is threadedly connected to the clamping screw 15. Two clamping seats 16 are respectively arranged on a clamping nut. When the clamping drive structure 14 works, the clamping screw 15 rotates. The two clamping seats 16 on the clamping screw 15 can move in the opposite direction along the clamping guide rail 18 on the clamping base 13 to achieve clamping or loosening. The electromagnet 17 is located in the middle of the clamping base 13. When the electromagnet 17 is energized, it can fix the workpiece 26.

[0032] In this embodiment, the centering component 19 includes a centering base 21, a centering drive structure 22, a centering bracket 23, a centering screw 24 and a centering nut. The centering drive structure 22 is arranged on the centering base 21. The centering drive structure 22 includes a centering motor and a centering reducer. The centering motor and the centering reducer are transmission-connected. The centering reducer is used to drive the centering screw 24 to rotate. The centering screw 24 is rotationally connected to the centering base 21. The centering nut is threadedly connected to the centering screw 24. The centering bracket 23 is arranged on the centering nut. The centering drive structure 22 can drive the centering bracket 23 to slide along the centering guide rail 25 on the centering base 21. The centering base 21 is also provided with a proximity switch for detecting the workpiece 26.

[0033] When the front and rear box plate turning device of this embodiment is working, first, the workpiece 26 is riveted on the front side on the working platform 20. After completion, the lifting slide assembly 2 drives the clamping assembly 3 to slide down to the bottom along the lifting column assembly 1, and the centering assemblies 19 on both sides are started synchronously to center the workpiece 26; then the clamping assemblies 3 on both sides are started synchronously, and the clamping assembly 3 clamps the workpiece 26, and finally the electromagnet 17 is powered on to start, so that the workpiece 26 is firmly fixed on the clamping assembly 3; then the lifting slide assembly 2 drives the clamping assembly 3 and the workpiece 26 to move slowly upward along the lifting column assembly 1, and when it moves to a certain height, the turning drive structure 7 is started, and the turning drive structure 7 drives the first gear 8 and the second gear 9 to rotate, and the second gear 9 drives the clamping assembly 3 to rotate until the back of the workpiece 26 rotates to the top, and finally the lifting slide assembly 2 drives the workpiece 26 to slide downward along the lifting column assembly 1 until the workpiece 26 falls on the working platform 20, and the back of the workpiece 26 is manually riveted.

[0034] This embodiment realizes the flipping of the workpiece 26 through the lifting column assembly 1, the lifting slide assembly 2 and the clamping assembly 3, improves production efficiency and reduces costs, has high precision, realizes ±360° flipping of the workpiece 26, and meets the automatic flipping of the workpiece 26.

[0035] The present invention uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A front and rear box board turning device, characterized in that: include: A lifting column assembly, a lifting slide assembly and a clamping assembly, wherein the two lifting column assemblies are arranged opposite to each other, the clamping assembly is arranged on the lifting column assembly through the lifting slide assembly, the lifting slide assembly can be lifted and lowered along the lifting column assembly, and the lifting slide assembly can drive the clamping assembly to flip.

2. The front and rear box board turning device according to claim 1, characterized in that: The lifting column assembly includes a lifting drive structure, a lifting screw and a lifting nut. The lifting drive structure is used to drive the lifting screw to rotate. The lifting screw and the lifting nut are threadedly connected, and the lifting slide assembly is arranged on the lifting nut.

3. The front and rear box board turning device according to claim 1, characterized in that: The lifting slide assembly comprises a flip driving structure, a transmission structure and a base. The base is arranged on the lifting column assembly. The flip driving structure drives the base to rotate through the transmission structure.

4. The front and rear box board turning device according to claim 3 is characterized in that: The transmission structure includes a first gear and a second gear, the first gear and the second gear are meshed, the first gear is transmission-connected to the power output end of the flip drive structure, the second gear is rotationally connected to the base, and the clamping assembly is arranged on the second gear.

5. The front and rear box board turning device according to claim 1, characterized in that: It also includes a locking assembly, which is arranged on the lifting column assembly and is used to lock the lifting slide assembly.

6. The front and rear box board turning device according to claim 5, characterized in that: The locking assembly includes a telescopic structure, and a locking hole is provided on the lifting slide assembly. The telescopic end of the telescopic structure can extend into the locking hole to achieve locking of the lifting slide assembly.

7. The front and rear box board turning device according to claim 1, characterized in that: The clamping assembly includes a clamping drive structure, a clamping screw, a clamping nut and a clamping seat. The clamping drive structure is used to drive the clamping screw to rotate. The clamping screw is a bidirectional screw. The clamping nut is threadedly connected to the clamping screw. The two clamping seats are respectively arranged on one clamping nut. The clamping drive structure can drive the two clamping seats to move in opposite directions.

8. The front and rear box board turning device according to claim 7, characterized in that: The clamping assembly also includes an electromagnet and a clamping base, and the electromagnet is arranged on the clamping base.

9. The front and rear box board turning device according to claim 1, characterized in that: It also includes two centering components, which are arranged opposite to each other.

10. The front and rear box board turning device according to claim 1, characterized in that: Also included is a working platform, which is used to carry a workpiece.

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