TPO skin stretching forming device

Abstract

The utility model relates to the technical field of skin stretching, in particular to a TPO skin stretching forming device. The TPO skin stretching forming device comprises a base, a fixing block, a sliding plate, an air cylinder, a fixing frame, a telescopic air cylinder, a placing groove, a rotating plate, a double-end air cylinder, a moving plate and a mold. The two ends of the base are connected with fixing blocks. A central opening is formed in the middle of the base; grooves are formed in the two sides of the center opening respectively. The wall faces of the front end and the rear end of the base are each provided with a first sliding groove. The two sliding plates are located on the top face of the groove, the two sides of each sliding plate extend to form first protruding edges, and the first protruding edges are matched with the first sliding grooves. The air cylinder is connected with the fixing block, and the telescopic end of the air cylinder is connected with the sliding plate. Through cooperation of the telescopic air cylinder, the air cylinder, the double-end air cylinder and the like, the TPO skin is stretched and formed, the overall structure is simple, and operation is flexible.

Description

Technical Field

[0001] The utility model relates to the technical field of skin stretching, in particular to a TPO skin stretching and forming device. Background Art

[0002] Nowadays, TPO skins are increasingly used in automobiles to cover components. TPO-Thermoplastic Polyolefin, olefin TPE, is a simple physical blend (partially vulcanized) with PP as the hard segment and EPDM as the soft segment. Its specific gravity is lighter than other TPEs, its heat resistance is as high as 100°C, and its weather resistance and ozone resistance are relatively good. In automobile production, it is necessary to stretch the TPO skin to meet different shape requirements. Based on this, a TPO skin stretching molding device is designed. Utility Model Content

[0003] A TPO skin stretching and forming device, comprising: a base, a fixed block, a sliding plate, a cylinder, a fixed frame, a telescopic cylinder, a placement groove, a rotating plate, a double-headed cylinder, a moving plate, and a mold;

[0004] Both ends of the base are connected with fixing blocks;

[0005] A central opening is provided in the middle of the base;

[0006] Grooves are respectively arranged on both sides of the central opening;

[0007] The wall surfaces of the front and rear ends of the base are respectively provided with first sliding grooves;

[0008] There are two sliding plates, both of which are located on the top surface of the groove, and first protruding edges extend from both sides of each sliding plate, and the first protruding edges cooperate with the first sliding groove;

[0009] The cylinder is connected to the fixed block, and the telescopic end of the cylinder is connected to the sliding plate;

[0010] The bottom of the telescopic cylinder is rotatably connected to each sliding plate; the telescopic end of the telescopic cylinder is connected to a placement groove; both ends of the placement groove are provided with first through holes;

[0011] There are two rotating plates, each of which is connected to a rotating rod at the bottom, and the rotating rod is matched with the first through hole; a clamping plate is connected to the top of the rotating plate; second through holes are respectively provided at both ends of the clamping plate, and a screw and a nut are used to pass through the second through holes;

[0012] The fixing frame is fixed in the central opening, and a top plate and a bearing plate are arranged on the fixing frame;

[0013] The mold is placed on the top plate, and the skin covers the mold;

[0014] The double-headed cylinder is fixed on the bearing plate, and the two telescopic ends of the double-headed cylinder are respectively connected to the moving plates;

[0015] Each movable plate is provided with two longitudinal notches, and the two side walls of the notches are respectively provided with second sliding grooves;

[0016] A sliding bar is arranged in the notch, and second protruding edges extend from both sides of the sliding bar, and the second protruding edges cooperate with the second sliding groove;

[0017] The top of the sliding bar is connected with a clamping bar, and the clamping bar is in contact with the mold.

[0018] Specifically, an elastic rubber layer is provided on the clamping plate.

[0019] Specifically, an elastic protrusion is arranged on one side surface of the clamping strip.

[0020] The beneficial effects of the utility model are as follows:

[0021] The utility model realizes stretching and forming of the TPO skin through the cooperation of a telescopic cylinder, an air cylinder, a double-headed air cylinder and the like, and has a simple overall structure and flexible operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is an overall view of the utility model.

[0023] Figure 2 It is a front view of the utility model.

[0024] Figure 3 It is a view of the base of the utility model.

[0025] Figure 4 It is a view of the sliding plate of the utility model.

[0026] Figure 5 It is a view of the telescopic cylinder of the utility model.

[0027] Figure 6 It is a view of the rotating plate of the utility model.

[0028] Figure 7 It is a view of a fixing frame of the utility model.

[0029] Figure 8 It is a view of a double-head cylinder of the utility model.

[0030] Fig. 9 It is a view of the movable plate of the utility model.

[0031] Fig.10 It is a view of the second chute of the utility model.

[0032] Fig.11 It is a view of the sliding bar of the utility model.

[0033] Fig.12 It is a view of the elastic protrusion of the utility model. DETAILED DESCRIPTION

[0034] The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that it is easy for a person skilled in the art to implement these embodiments. However, the present invention can also be implemented in various forms, so the present invention is not limited to the embodiments described below. In addition, in order to more clearly describe the present invention, parts that are not connected to the present invention will be omitted from the accompanying drawings.

[0035] A TPO skin stretching and forming device comprises: a base 1, a fixed block 2, a sliding plate 3, a cylinder 4, a fixed frame 5, a telescopic cylinder 6, a placement groove 7, a rotating plate 8, a double-headed cylinder 9, a moving plate 10, and a mold 100;

[0036] like Figure 1 As shown, the two ends of the base 1 are connected with fixing blocks 2;

[0037] A central opening 12 is provided in the middle of the base 1;

[0038] like Figure 3-4 As shown, grooves 11 are respectively provided on both sides of the central opening 12;

[0039] The front and rear end walls of the base 1 are respectively provided with first slide grooves 13;

[0040] There are two sliding plates 3, both of which are located on the top surface of the groove 11. Both sides of each sliding plate 3 extend with a first protruding edge 31, and the first protruding edge 31 cooperates with the first sliding groove 13;

[0041] The cylinder 4 is connected to the fixed block 2, and the telescopic end of the cylinder 4 is connected to the sliding plate 3. The cylinder 4 is used to drive the sliding plate 3 to move on the groove 11, and the position can be adjusted according to the requirements of stretching forming;

[0042] like Figure 1 , Figure 5 and Figure 6 As shown, the bottom of the telescopic cylinder 6 is rotatably connected to each sliding plate 3; the telescopic end of the telescopic cylinder 6 is connected to a placement groove 7; and first through holes 71 are provided at both ends of the placement groove 7;

[0043] There are two rotating plates 8, each of which is connected to a rotating rod 81 at the bottom, and the rotating rod 81 cooperates with the first through hole 71; a clamping plate 82 is connected to the top of the rotating plate 8, and the clamping plate 82 is used to clamp the skin; second through holes 83 are respectively provided at both ends of the clamping plate 82, and a screw and a nut are passed through the second through holes 83, so that the two clamping plates 82 are tightly clamped with the skin;

[0044] like Figure 7-11 As shown, the fixing frame 5 is fixed in the central opening 12, and a top plate 51 and a bearing plate 52 are provided on the fixing frame 5;

[0045] The mold 100 is placed on the top plate 51, and the skin is covered on the mold 100;

[0046] The double-headed cylinder 9 is fixed on the bearing plate 52, and the two telescopic ends of the double-headed cylinder 9 are respectively connected to the moving plate 10;

[0047] Each movable plate 10 is provided with two longitudinal notches 101, and the two side walls of the notch 101 are respectively provided with second sliding grooves 1011;

[0048] The notch 101 is provided with a sliding bar 102, and second protruding edges 1021 extend from both sides of the sliding bar 102, and the second protruding edges 1021 cooperate with the second sliding groove 1011;

[0049] The top of the sliding bar 102 is connected with a clamping bar 103 , which contacts the mold 100 and is used to clamp the mold 100 to ensure that the position of the mold 100 is stable.

[0050] Furthermore, an elastic rubber layer is provided on the clamping plate 82 to prevent the clamping plate 82 from causing damage to the skin.

[0051] Furthermore, if Fig.12 As shown, an elastic protrusion 1031 is provided on one side surface of the clamping strip 103 to increase the friction between the clamping strip 103 and the mold 100 .

[0052] In the description of the present technical solution, it should be particularly noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" used herein should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the invention of the utility model can be understood by specific circumstances.

Claims

1. A TPO skin stretching forming device, comprising: Base (1), fixed block (2), sliding plate (3), cylinder (4), fixed frame (5), telescopic cylinder (6), placement groove (7), rotating plate (8), double-headed cylinder (9), moving plate (10), mold (100); The invention is characterized in that: both ends of the base (1) are connected with fixing blocks (2); A central opening (12) is provided in the middle of the base (1); Grooves (11) are respectively provided on both sides of the central opening (12); The front and rear end wall surfaces of the base (1) are respectively provided with first sliding grooves (13); There are two sliding plates (3), both of which are located on the top surface of the groove (11), and first protruding edges (31) extend from both sides of each sliding plate (3), and the first protruding edges (31) cooperate with the first sliding groove (13); The cylinder (4) is connected to the fixed block (2), and the telescopic end of the cylinder (4) is connected to the sliding plate (3); The bottom of the telescopic cylinder (6) is rotatably connected to each sliding plate (3); the telescopic end of the telescopic cylinder (6) is connected to a placement groove (7); and first through holes (71) are provided at both ends of the placement groove (7); There are two rotating plates (8), and the bottom of each rotating plate (8) is connected to a rotating rod (81), and the rotating rod (81) cooperates with the first through hole (71); the top of the rotating plate (8) is connected to a clamping plate (82); the two ends of the clamping plate (82) are respectively provided with second through holes (83), and a screw rod and a nut are used to pass through the second through holes (83); The fixing frame (5) is fixed in the central opening (12), and a top plate (51) and a bearing plate (52) are arranged on the fixing frame (5); The mold (100) is placed on the top plate (51), and the skin covers the mold (100); The double-headed cylinder (9) is fixed on the bearing plate (52), and the two telescopic ends of the double-headed cylinder (9) are respectively connected to the moving plates (10); Each movable plate (10) is provided with two longitudinal notches (101), and second sliding grooves (1011) are respectively provided on the two side walls of the notch (101); A sliding bar (102) is arranged in the notch (101), and second protruding edges (1021) extend from both sides of the sliding bar (102), and the second protruding edges (1021) cooperate with the second sliding groove (1011); The top of the sliding bar (102) is connected with a clamping bar (103), and the clamping bar (103) is in contact with the mold (100).

2. A TPO skin stretching and forming device according to claim 1, characterized in that: An elastic rubber layer is provided on the clamping plate (82).

3. A TPO skin stretching and forming device according to claim 1, characterized in that: An elastic protrusion (1031) is provided on one side surface of the clamping strip (103).

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