A die for producing automotive interior parts

Abstract

The utility model relates to the technical field of automobile parts production, specifically a die for producing automobile interior decoration parts. It includes a frame and a die: the die is provided with a fixed shaft running through both ends thereof, the ends of the fixed shaft are fixed on the frame, both ends of the die are connected with a rotating sleeve, the rotating sleeve is rotatably arranged on the fixed shaft, and a power component for driving the rotating sleeve to rotate is installed on the frame; the upper and lower ends of the die are provided with a membrane cavity, the inner side of the die has a hollow cavity, the upper and lower ends of the frame are provided with a plurality of push blocks, the membrane cavities on both sides are provided with a plurality of matching grooves, the matching grooves match with the push blocks, a first elastic reset component is connected between the push blocks and the frame, and a plurality of cams are installed on the fixed shaft. The utility model has a compact and orderly working rhythm, and can realize automatic demoulding, thereby greatly improving its working efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile accessories production, in particular to a die pressing concave mold for producing automobile interior decoration parts. Background Art

[0002] Existing automobile interior parts are usually molded by composite sound-absorbing cotton, that is, the composite sound-absorbing cotton sheet for making automobile interior parts is placed on a die, and then the punch is driven by a driving mechanism to move toward the die, so that the composite sound-absorbing cotton is pressed into a desired shape through the cooperation of the punch and the die.

[0003] In the prior art, the production process of interior decoration parts usually includes the following steps: placing the raw material on the upper end of the die, then using a power piece to drive the punch downward to achieve stamping of the raw material, and finally taking out the formed interior decoration parts. The material placement, stamping and material taking work are performed in one workstation, resulting in low work efficiency. Utility Model Content

[0004] The utility model aims to solve the problems existing in the background technology and proposes a die for producing automobile interior decoration parts.

[0005] The technical solution of the utility model is a die for producing automotive interior decoration parts, comprising a frame and a die;

[0006] The die is provided with a fixed shaft running through both ends thereof, the ends of the fixed shaft are fixed on the frame, both ends of the die are connected with a rotating sleeve, the rotating sleeve is rotatably arranged on the fixed shaft, and a power component for driving the rotating sleeve to rotate is installed on the frame; the upper and lower ends of the die are provided with membrane cavities, the inner side of the die has a hollow cavity, the upper and lower ends of the frame are provided with a plurality of push blocks, the membrane cavities on both sides are provided with a plurality of fitting grooves, the fitting grooves are fitted with the push blocks, a first elastic reset component is connected between the push blocks and the frame, and a plurality of cams are installed on the fixed shaft.

[0007] Preferably, movable support mechanisms are installed at both ends of the top of the frame, and the movable support mechanisms include a U-shaped support frame, a second elastic reset component, an L-shaped rod and a wedge block, wherein the U-shaped support frame is slidably arranged on the frame in a transverse direction, the U-shaped support frame is elastically connected to the frame through the second elastic reset component, the L-shaped rod is vertically slidably arranged on the frame, and the wedge block is connected to the bottom end of the L-shaped rod.

[0008] Preferably, the second elastic reset assembly includes a first guide rod, a first spring and a limit block, the first guide rod is connected to the side wall of the frame, the first guide rod movably passes through the U-shaped support frame and its outer end is connected to the limit block, and the first spring is sleeved and installed on the first guide rod.

[0009] Preferably, the first elastic reset assembly includes a second guide rod, a second spring and a hemispherical block. The second guide rod is connected to the push block. The second guide rod movably passes through the inner and outer sides of the die. The inner end of the second guide rod is connected to the hemispherical block. The second spring is sleeved and installed on the second guide rod.

[0010] Preferably, the power assembly includes a linear drive mechanism, a rack and a gear ring. The linear drive mechanism is mounted on a frame, the rack is connected to an output shaft of the linear drive mechanism, the gear ring is mounted on the outer periphery of the rotating sleeve, and the gear ring is meshingly connected to the rack.

[0011] Preferably, an air pump is installed on the side of the die, and the output end of the air pump is connected to the inner side of the hollow cavity.

[0012] Preferably, the multiple cams are arranged in one-to-one correspondence with the multiple push blocks at the upper end of the die and the multiple push blocks at the lower end of the die, and the convex points of the cams face the bottom end.

[0013] Preferably, the inclined surface of the wedge block is arranged on a side adjacent to the concave mold, and the inclined surface of the wedge block is inclined downward and contacts with the outer end of the U-shaped support frame.

[0014] Compared with the prior art, the utility model has the following beneficial technical effects: the concave mold arranged in the technical solution has two membrane cavities, so that the stamping work and the unloading work can be carried out simultaneously, and when the interior decoration part is rotated to the bottom position, it can be automatically demolded, and the whole work rhythm is compact, thereby greatly improving its work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model.

[0016] Figure 2 It is a cross-sectional structural diagram of the concave mold in the utility model.

[0017] Figure 3 for Figure 1 Schematic diagram of the local enlarged structure at A.

[0018] Figure numerals: 1. frame; 2. die; 201. membrane cavity; 202. hollow cavity; 203. fitting groove; 3. fixed shaft; 4. rotating sleeve; 5. linear drive mechanism; 6. rack; 7. gear ring; 8. U-shaped support frame; 9. L-shaped rod; 10. wedge block; 11. first guide rod; 12. first spring; 13. limit block; 14. push block; 15. second guide rod; 16. second spring; 17. hemispherical block; 18. cam. DETAILED DESCRIPTION

[0019] Embodiment 1

[0020] like Figure 1-Figure 3As shown, the embodiment provides a die for producing automotive interior trims, comprising a frame 1 and a die 2.

[0021] The die 2 is provided with a fixed shaft 3 passing through both ends thereof, and the ends of the fixed shaft 3 are fixed on the frame 1. Both ends of the die 2 are connected with a rotating sleeve 4, and the rotating sleeve 4 is rotatably set on the fixed shaft 3. A power assembly for driving the rotating sleeve 4 to rotate is installed on the frame 1. The power assembly includes a linear drive mechanism 5, a rack 6 and a gear ring 7. The linear drive mechanism 5 is installed on the frame 1, and the rack 6 is connected to the output shaft of the linear drive mechanism 5. The gear ring 7 is installed on the outer periphery of the rotating sleeve 4, and the gear ring 7 is meshed with the rack 6. The linear drive mechanism 5 is started to drive the rack 6 to move, thereby driving the gear ring 7 to rotate. The rotation of the gear ring 7 can drive the rotating sleeve 4 and the die 2 to rotate.

[0022] The upper and lower ends of the die 2 are both provided with a membrane cavity 201, and the inner side of the die 2 has a hollow cavity 202. The upper and lower ends of the frame 1 are both provided with a plurality of push blocks 14. The membrane cavities 201 on both sides are both provided with a plurality of fitting grooves 203, which fit with the push blocks 14. A first elastic reset component is connected between the push blocks 14 and the frame 1. The first elastic reset component includes a second guide rod 15, a second spring 16 and a hemispherical block 17. The second guide rod 15 is connected to the push block 14. The second guide rod 15 movably passes through the inner and outer sides of the die 2. The inner end of the second guide rod 15 is connected to the hemispherical block 17. The second spring 16 is sleeved and installed on the second guide rod 15. A plurality of cams 18 are installed on the fixed shaft 3. The plurality of cams 18 are arranged one by one with the plurality of push blocks 14 at the upper end of the die 2 and the plurality of push blocks 14 at the lower end of the die 2, and the convex point of the cam 18 faces the bottom.

[0023] The raw materials for producing interior decoration parts are placed in the upper membrane cavity 201, and the punch is driven downward by the hydraulic cylinder. When the punch and the die are molded together, the punch is driven to reset upward, and then the power component is set to drive the die 2 to rotate 180 degrees. When the hemispherical block 17 moves to the bottom convex point position of the cam 18, the second spring 16 is compressed, and the push block 14 is ejected from the inner side of the fitting groove 203, so that the formed interior decoration parts can be pushed out from the inside of the membrane cavity 201; in summary, the die 2 set in the present technical solution has two membrane cavities 201, so that the stamping work and the unloading work can be carried out simultaneously, and when the interior decoration parts are rotated to the bottom position, they can be automatically demolded, and the whole work rhythm is compact, thereby greatly improving its work efficiency.

[0024] Embodiment 2

[0025] like Figure 1As shown, the present embodiment proposes a die for producing automotive interior decoration parts. Compared with the first embodiment, both ends of the top of the frame 1 are equipped with movable support mechanisms, and the movable support mechanism includes a U-shaped support frame 8, a second elastic reset component, an L-shaped rod 9 and a wedge block 10, wherein the U-shaped support frame 8 is slidably arranged on the frame 1 in the transverse direction, the U-shaped support frame 8 is elastically connected to the frame 1 through the second elastic reset component, the L-shaped rod 9 is slidably arranged on the frame 1 in the vertical direction, the wedge block 10 is connected to the bottom end of the L-shaped rod 9, the inclined surface of the wedge block 10 is arranged on the side adjacent to the die 2, the inclined surface of the wedge block 10 is inclined downward and contacts with the outer end of the U-shaped support frame 8; the second elastic reset component includes a first guide rod 11, a first spring 12 and a limit block 13, the first guide rod 11 is connected to the side wall of the frame 1, the first guide rod 11 movably passes through the U-shaped support frame 8 and its outer end is connected to the limit block 13, and the first spring 12 is sleeved and installed on the first guide rod 11.

[0026] After driving the punch to move downward, the punch pushes the L-shaped rod 9 to move downward, and the inclined surface of the wedge block 10 squeezes the U-shaped support frame 8 to move toward the position of the die 2, so that the end of the U-shaped support frame 8 moves to the bottom end of the die 2, which can support the die 2.

[0027] Embodiment 3

[0028] like Figure 1 As shown, the present embodiment proposes a molding die for producing automotive interior parts. Compared with the first embodiment, an air pump (not shown) is installed on the side of the die 2, and the output end of the air pump is connected to the inner side of the hollow cavity 202. During the unloading process, the air pump is started to inflate the interior of the hollow cavity 202, and the gas enters the inner side of the membrane cavity 201 through the fitting groove 203, thereby accelerating the demolding work.

[0029] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A die for producing automotive interior parts, characterized in that: It comprises a frame (1) and a die (2); The die (2) is provided with a fixed shaft (3) passing through both ends thereof, the ends of the fixed shaft (3) are fixed on the frame (1), both ends of the die (2) are connected with a rotating sleeve (4), the rotating sleeve (4) is rotatably arranged on the fixed shaft (3), and a power component for driving the rotating sleeve (4) to rotate is installed on the frame (1); the upper and lower ends of the die (2) are provided with a membrane cavity (201), the inner side of the die (2) has a hollow cavity (202), the upper and lower ends of the frame (1) are provided with a plurality of push blocks (14), the membrane cavities (201) on both sides are provided with a plurality of matching grooves (203), the matching grooves (203) are matched with the push blocks (14), a first elastic reset component is connected between the push blocks (14) and the frame (1), and a plurality of cams (18) are installed on the fixed shaft (3).

2. A die for producing automotive interior parts according to claim 1, characterized in that: Both ends of the top of the frame (1) are equipped with a movable support mechanism, which comprises a U-shaped support frame (8), a second elastic reset component, an L-shaped rod (9) and a wedge block (10), wherein the U-shaped support frame (8) is arranged on the frame (1) in a lateral sliding manner, the U-shaped support frame (8) is elastically connected to the frame (1) through the second elastic reset component, the L-shaped rod (9) is arranged on the frame (1) in a vertical sliding manner, and the wedge block (10) is connected to the bottom end of the L-shaped rod (9).

3. A die for producing automotive interior parts according to claim 2, characterized in that: The second elastic reset assembly comprises a first guide rod (11), a first spring (12) and a limit block (13); the first guide rod (11) is connected to the side wall of the frame (1); the first guide rod (11) movably passes through the U-shaped support frame (8) and its outer end is connected to the limit block (13); the first spring (12) is sleeved and mounted on the first guide rod (11).

4. The die for producing automotive interior parts according to claim 1, characterized in that: The first elastic reset assembly comprises a second guide rod (15), a second spring (16) and a hemispherical block (17); the second guide rod (15) is connected to the push block (14); the second guide rod (15) movably penetrates the inner and outer sides of the die (2); the inner end of the second guide rod (15) is connected to the hemispherical block (17); and the second spring (16) is sleeved and mounted on the second guide rod (15).

5. The die for producing automotive interior parts according to claim 1, characterized in that: The power assembly comprises a linear drive mechanism (5), a rack (6) and a gear ring (7); the linear drive mechanism (5) is mounted on a frame (1); the rack (6) is connected to an output shaft of the linear drive mechanism (5); the gear ring (7) is mounted on the outer periphery of a rotating sleeve (4); and the gear ring (7) is meshedly connected to the rack (6).

6. A die for producing automotive interior parts according to claim 5, characterized in that: An air pump is installed on the side of the concave mold (2), and the output end of the air pump is communicated with the inner side of the hollow cavity (202).

7. The die for producing automotive interior parts according to claim 1, characterized in that: The plurality of cams (18) are arranged in one-to-one correspondence with the plurality of push blocks (14) at the upper end of the concave mold (2) and the plurality of push blocks (14) at the lower end of the concave mold (2), and the convex point of the cam (18) faces the bottom end.

8. The die for producing automotive interior parts according to claim 2, characterized in that: The inclined surface of the wedge block (10) is arranged on a side adjacent to the concave mold (2), and the inclined surface of the wedge block (10) is inclined downward and contacts the outer end of the U-shaped support frame (8).

Images