Press fitting tool for axle tube of automobile sun shield

Abstract

The utility model discloses a press-fitting tool for a shaft tube of an automobile sun shield. The press-fitting tool is provided with a lower pressing die and an upper pressing die, the lower pressing die is mounted on a bottom plate of press equipment, and a positioning groove matched with an automobile sun shield workpiece is formed in the lower pressing die; the upper pressing die is assembled with a lifting sliding block of press equipment, and the bottom face of the upper pressing die is provided with a pressing groove matched with the outer circle face of an upper shaft tube of an automobile sun shield product. Through the innovative design of the lower pressing die structure and the upper pressing die structure, the clamping assembly process of the shaft tube and the automobile sun shield lining is guaranteed, and the purposes of reducing the labor intensity of operators and improving the product consistency are achieved.

Description

Technical Field

[0001] The utility model relates to an assembly tool for automobile sun visors, in particular to a press-fit tool for an axle tube of an automobile sun visor. Background Art

[0002] The sun visor is a movable panel installed above the driver's front in the car cab. It is used to block strong light and prevent vision from being affected. It is an indispensable sunshade device in modern car interiors. When the sunlight is strong, the sun visor can be flipped down to block the light, providing protection for the driver's safe driving.

[0003] As attached Figure 1 The vehicle sun visor 1 is hingedly assembled with the vehicle roof sheet metal through the bracket 1-2 and the shaft tube 1-1. During the assembly process of the sun visor 1, the shaft tube 1-1 needs to be snap-fitted with the inner lining of the sun visor. Currently, most sun visor manufacturers complete the assembly of the shaft tube 1-1 and the inner lining of the sun visor by manual pressing, which not only has high labor intensity for operators, but is also affected by human factors of operators, and the consistency of products is difficult to ensure. Utility Model Content

[0004] The utility model provides a press-fitting tool for the shaft tube of an automobile sun visor, which aims to achieve reliable positioning of the workpiece through the innovative design of the lower die structure, and use the press equipment to drive the upper die to move downward to complete the clamping assembly of the shaft tube and the sun visor lining, so as to achieve the purpose of reducing the labor intensity of operators and improving product consistency.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A press-fitting tool for an automobile sun visor shaft tube is provided with a lower press die and an upper press die; the lower press die is installed on the bottom plate of a press equipment, and a positioning groove matching the automobile sun visor workpiece is provided on the lower press die; the upper press die is assembled with a lifting slide block of the press equipment, and a press groove matching the outer cylindrical surface of the shaft tube of the automobile sun visor product is provided on the bottom surface of the upper press die.

[0007] In the above-mentioned automobile sun visor shaft tube pressing tool, the two ends of the positioning groove of the lower pressing die are arc-shaped surface structures matching the left and right sides of the automobile sun visor workpiece; the pressing groove of the upper pressing die is a semicircular cross-section pressing groove that runs through the left and right sides.

[0008] The above-mentioned automobile sun visor shaft tube pressing tool, the lower die is a split structure, including a first lower die and a second lower die; the central axis of the first lower die coincides with the central axis of the second lower die, the first lower die matches the bracket side of the automobile sun visor product, the second lower die matches the shaft tube side of the automobile sun visor product, and the height of the first lower die is less than the height of the second lower die.

[0009] The above-mentioned automobile sun visor shaft tube pressing tool, the lower pressing die and the upper pressing die are both made of plywood material, and their inner and outer surfaces are connected by a smooth transition surface.

[0010] The utility model provides a press-fitting tool for the shaft tube of an automobile sun visor, which can position the sun visor workpiece through a lower die. Before press-fitting, the distance between the first lower die and the second lower die is adjusted so that the axial size of the positioning groove of the lower die matches the size of the sun visor, and then the automobile sun visor workpiece is placed in the positioning groove of the lower die, and then the shaft tube to be press-fitted is placed at the corresponding position of the automobile sun visor workpiece, and the press equipment is started, and the upper die is driven to move downward through the lifting slide of the press equipment to press the shaft tube into place. The utility model ensures the clamping assembly process of the shaft tube and the inner lining of the sun visor through the innovative design of the lower die structure and the upper die structure, thereby achieving the purpose of reducing the labor intensity of operators and improving product consistency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the automobile sun visor involved in the utility model;

[0012] Figure 2 This is a schematic diagram of the structure of the automobile sun visor shaft tube press-fitting tooling described in the utility model;

[0013] Figure 3 It is the main view of the lower die;

[0014] Figure 4 yes Figure 3 Schematic diagram of the AA section structure;

[0015] Figure 5 yes Figure 3 Schematic diagram of the structure of the middle BB section;

[0016] Figure 6 It is a schematic diagram of the working state of the utility model.

[0017] Explanation of the symbols in the figure:

[0018] 1 is a car sun visor, 1-1 is a bracket, and 1-2 is an axle tube;

[0019] 2 is a press-fitting tool for the shaft tube of the automobile sun visor, 2-1 is an upper pressing die, 2-1-1 is a pressing groove, 2-2 is a lower pressing die, 2-2-1 is a first lower pressing die, 2-2-2 is a second lower pressing die, and 2-2-3 is a positioning groove. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0021] Referring to Fig. 1, a car sun visor 1 is hingedly assembled with a vehicle roof sheet metal part through a bracket 1-2 and an axle tube 1-1. During the assembly process of the sun visor 1, the axle tube 1-1 needs to be snap-fitted with the sun visor lining. Currently, most car sun visor manufacturers complete the assembly of the axle tube 1-1 and the sun visor lining by manual pressing, which not only has high labor intensity for operators, but is also affected by human factors of operators, and the consistency of products is difficult to ensure.

[0022] See also Figure 2 In order to solve the problems of high labor intensity of operators and poor consistency of products, the utility model provides a press-fitting tool for the shaft tube of an automobile sun visor, wherein the press-fitting tool 2 for the shaft tube of an automobile sun visor is provided with a lower pressing die 2-2 and an upper pressing die 2-1; the lower pressing die 2-2 is installed on the bottom plate of the press equipment, and a positioning groove 2-2-3 matching the automobile sun visor workpiece is arranged on the lower pressing die 2-2, and the two ends of the positioning groove 2-2-3 of the lower pressing die 2-2 are arc surface structures matching the left and right sides of the automobile sun visor workpiece; the upper pressing die 2-1 is equipped with a lifting slide block of the press equipment, and a pressing groove 2-1-1 matching the outer cylindrical surface of the shaft tube of the automobile sun visor is arranged on the bottom surface of the upper pressing die 2-1, and the pressing groove 2-1-1 is a semicircular cross-section pressing groove that passes through from left to right.

[0023] See also Figure 3 , Figure 4 , Figure 5 The automobile sun visor shaft tube pressing tool described in the utility model, the lower die 2-2 is a split structure, including a first lower die 2-2-1 and a second lower die 2-2-2; the central axis of the first lower die 2-2-1 coincides with the central axis of the second lower die 2-2-2, the first lower die 2-2-1 matches the bracket 1-2 side of the automobile sun visor 1 product, the second lower die matches the shaft tube 1-1 side of the automobile sun visor 1 product, the height of the first lower die 2-2-1 is less than the height of the second lower die 2-2-2, and the distance between the first lower die 2-2-1 and the second lower die 2-2-2 can be adjusted to adapt to automobile sun visor workpieces of different sizes.

[0024] See also Figures 1 to 6 When the utility model is used to press-fit the shaft tube of the automobile sun visor, the automobile sun visor 1 workpiece can be positioned by the lower pressing die 2-2. Before pressing, the distance between the first lower pressing die 2-2-1 and the second lower pressing die 2-2-2 is adjusted so that the axial size of the positioning groove 2-2-3 of the lower pressing die 2-2 matches the size of the automobile sun visor 1. Then, the automobile sun visor 1 workpiece is placed in the positioning groove 2-2-3 of the lower pressing die 2-2, and then the shaft tube 1-1 to be pressed is placed at the corresponding position of the automobile sun visor 1 workpiece, and the press equipment is started, and the upper pressing die 2-1 is driven by the lifting slide of the press equipment to press the shaft tube 1-1 into place.

Claims

1. A press-fitting tool for an automobile sun visor shaft tube, characterized in that: The automobile sun visor shaft tube press-fitting tool (2) is provided with a lower pressing die (2-2) and an upper pressing die (2-1); the lower pressing die (2-2) is mounted on a bottom plate of a press machine, and a positioning groove (2-2-3) matching the automobile sun visor workpiece is provided on the lower pressing die (2-2); the upper pressing die (2-1) is assembled with a lifting slide block of the press machine, and a pressing groove (2-1-1) matching the outer cylindrical surface of the upper shaft tube of the automobile sun visor product is provided on the bottom surface of the upper pressing die (2-1).

2. The automobile sun visor shaft tube press-fitting tool according to claim 1, characterized in that: The two ends of the positioning groove (2-2-3) of the lower die (2-2) are arc-shaped surface structures matching the left and right sides of the automobile sun visor workpiece; the pressing groove (2-1-1) of the upper die (2-1) is a semicircular cross-section pressing groove that runs through the left and right sides.

3. The automobile sun visor shaft tube press-fitting tool according to claim 1 or 2, characterized in that: The lower die (2-2) is a split structure, comprising a first lower die (2-2-1) and a second lower die (2-2-2); the central axes of the first lower die (2-2-1) and the second lower die (2-2-2) coincide with each other, the first lower die (2-2-1) matches one side of a bracket (1-2) of a car sun visor (1) product, the second lower die matches one side of a shaft tube (1-1) of the car sun visor (1) product, and the height of the first lower die (2-2-1) is less than the height of the second lower die (2-2-2).

4. The automobile sun visor shaft tube press-fitting tool according to claim 3 is characterized in that: The lower pressing die (2-2) and the upper pressing die (2-1) are both made of plywood material, and the inner and outer surfaces are connected via a smooth transition surface.

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