Hole site detection tool for automobile injection molding part

Abstract

The utility model discloses a hole site testing fixture for automobile injection molding parts, which comprises a base, a threaded rod is rotatably connected in the base, two ends outside the threaded rod are respectively sleeved with a sliding cylinder, and the end part of each sliding cylinder penetrates through the top of the base and is connected with a mounting block. And each mounting block is provided with a group of detection structures for detecting hole sites. According to the hole site detection tool for the automobile injection molding part, through the arrangement of the detection structure, the fixing block and the limiting structure, the hole site detection tool can be suitable for to-be-detected parts of different models and specifications, and hole sites in different areas and hole sites with different diameters on the to-be-detected parts can be rapidly detected.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding equipment, in particular to a hole position inspection tool for automobile injection molding parts. Background Art

[0002] The automobile industry is a comprehensive enterprise developed on the basis of many related industries and related technologies. Products from many departments are used in automobiles, and various processing technologies are required from blank processing to vehicle assembly. Auto parts include thousands of different parts from floorboards to screws. In the automobile processing industry, automobile parts may have deviations in the holes or blockages in the holes after the injection molding process.

[0003] Therefore, the holes on the automotive parts need to be inspected after the injection molding process, and appropriate inspection tools are required. However, due to the different shapes and sizes of injection molded parts and the differences in the positions of holes.

[0004] However, existing inspection tools are often of fixed size, inconvenient to adjust, and may have problems of poor convenience and flexibility. Therefore, flexible and adjustable inspection tools will play an important role in improving inspection efficiency and accuracy.

[0005] In view of the above problems, it is urgent to carry out innovative design based on the original hole position inspection fixture. Utility Model Content

[0006] The technical solution of the utility model aims at the technical problem that the existing technical solution is too single, and provides a solution for a hole position inspection tool for automobile injection molding parts that is significantly different from the existing technology, so as to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hole position inspection fixture for automotive injection molding parts, comprising a base, a threaded rod rotatably connected inside the base, and a slide cylinder is respectively sleeved on both ends of the threaded rod, each end of the slide cylinder passes through the top of the base and is connected to a mounting block, and each mounting block is provided with a group of detection structures for detecting the hole position, each mounting block is connected to the top of a fixed block, and each fixed block is provided with a group of limit structures for limit detection structures, and a transmission mechanism for conveying parts is installed between the mounting blocks on the top of the base.

[0008] Preferably, the spiral directions of the threads at both ends of the threaded rod are opposite, the slide cylinder is symmetrically distributed on both sides of the center line of the threaded rod, the threaded rod and the slide cylinder are threadedly connected, and the outer wall of the slide cylinder is set to a polygonal shape that can be engaged and slid with the inner wall of the base.

[0009] Preferably, the detection structure includes a movable rod, a reset spring, and a ball block. A plurality of movable rods are slidably connected to the mounting block, and each movable rod is provided with a ball block of a replaceable diameter at one end close to the center of the base, and a reset spring is connected between the other end of each movable rod and the mounting block.

[0010] Preferably, the movable rods are arranged as a "trunk" type structure, and the movable rods are densely distributed at equal intervals on the mounting block.

[0011] Preferably, the limiting structure includes a movable groove, a movable block, a clamping slot, a clamping rod, a connecting spring, and an M-shaped plate. Each of the fixed blocks is provided with a movable groove running through both sides, and a movable block is slidably connected in each movable groove. Each of the movable blocks is provided with a clamping slot, and a clamping rod is clamped on each clamping slot. The clamping rod is clamped and slidably connected to the top of the corresponding fixed block, and a connecting spring is connected between the upper end of each clamping rod and the top of the fixed block. Each of the movable blocks is connected to an M-shaped plate at the end away from the fixed block.

[0012] Preferably, the M-shaped plate is configured as a dense strip structure similar to a comb, and the M-shaped plate is snap-connected with the movable rod.

[0013] Compared with the prior art, the utility model has the beneficial effect that the hole position inspection fixture for automobile injection molded parts can be flexibly adjusted according to the size of the parts to be inspected through the cooperation of the base, threaded rod, slide cylinder and mounting block, thereby improving the practicality of the device.

[0014] By setting the detection structure, the fixed block and the limit structure, the device can be applied to parts to be detected of different models and specifications, and can quickly detect holes in different areas and holes of different diameters. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view cross-sectional structural diagram of the clamping rod and the clamping slot of the utility model in the clamping state;

[0016] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model in which the clamping rod and the clamping slot are disengaged;

[0017] Figure 3 This is a schematic diagram of the front view structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the ball block distribution structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the M-type plate structure of the utility model.

[0020] In the figure: 1. base; 2. threaded rod; 3. slide; 4. mounting block; 5. detection structure; 501. movable rod; 502. reset spring; 503. ball block; 6. fixed block; 7. limiting structure; 701. moving groove; 702. moving block; 703. clamping groove; 704. clamping rod; 705. connecting spring; 706. M-type plate; 8. transmission mechanism. DETAILED DESCRIPTION

[0021] 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 in 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.

[0022] See also Figure 1-5 The utility model provides a technical solution: a hole position inspection tool for automobile injection molding parts, including a base 1, a threaded rod 2, a slide cylinder 3, a mounting block 4, a detection structure 5, a fixed block 6, a limiting structure 7, and a transmission mechanism 8. The base 1 is rotatably connected with a threaded rod 2, and a slide cylinder 3 is respectively sleeved on both ends of the threaded rod 2. The end of each slide cylinder 3 passes through the top of the base 1 and is connected with a mounting block 4, and each mounting block 4 is provided with a group of detection structures 5 for detecting hole positions, each mounting block 4 is connected with a fixed block 6 on the top, and each fixed block 6 is provided with a group of limiting structures 7 for limiting the detection structure 5, and a transmission mechanism 8 for conveying parts is installed between the mounting blocks 4 on the top of the base 1.

[0023] The spiral directions of the threads at both ends of the threaded rod 2 are opposite, the slide tube 3 is symmetrically distributed on both sides of the center line of the threaded rod 2, and the threaded rod 2 and the slide tube 3 are threadedly connected, and the outer wall of the slide tube 3 is set to a polygonal shape that can be engaged and slid with the inner wall of the base 1.

[0024] The detection structure 5 includes a movable rod 501, a reset spring 502, and a ball block 503. A plurality of movable rods 501 are slidably connected to the mounting block 4, and each movable rod 501 is provided with a ball block 503 of a replaceable diameter at one end close to the center of the base 1. A reset spring 502 is connected between the other end of each movable rod 501 and the mounting block 4.

[0025] The movable rods 501 are configured as a “trunk” type structure, and the movable rods 501 are densely distributed at equal intervals on the mounting block 4 .

[0026] The limiting structure 7 includes a movable groove 701, a movable block 702, a clamping slot 703, a clamping rod 704, a connecting spring 705, and an M-shaped plate 706. Each fixed block 6 is provided with a movable groove 701 running through both sides, and a movable block 702 is slidably connected in each movable groove 701, each movable block 702 is provided with a clamping slot 703, and each clamping slot 703 is clamped with a clamping rod 704, the clamping rod 704 is clamped and slidably connected to the top of the corresponding fixed block 6, and a connecting spring 705 is connected between the upper end of each clamping rod 704 and the top of the fixed block 6, and an M-shaped plate 706 is connected to the end of each movable block 702 away from the fixed block 6.

[0027] The M-shaped plate 706 is configured as a dense strip structure similar to a comb, and the M-shaped plate 706 is engaged and connected with the movable rod 501 .

[0028] Working principle: According to Figure 1 As shown, the component to be inspected is placed on the transmission mechanism 8, moved between the two mounting blocks 4, and the clamping rod 704 on the top fixing block 6 of the mounting block 4 is pulled upward, so that the clamping rod 704 is disengaged from the clamping limit of the clamping slot 703;

[0029] The return spring 502 is freed from its restraint, driving the movable rod 501 to push the ball block 503 to move to both sides of the component. The ball block 503 will abut against the surface of the component to be inspected with the assistance of the movable rod 501 and the return spring 502 according to the different shapes of the component to be inspected. When it contacts the hole, it will continue to move into the hole. If there is an obstacle inside the hole, the ball block 503 will be blocked from continuing to enter. At this time, the staff can understand whether the hole is normal by observing the moving progress of the movable rod 501 corresponding to the hole. In addition, the size of the ball block 503 installed on the movable rod 501 can also be fine-tuned according to the needs of use. This is the working principle of the hole position inspection fixture for automotive injection molded parts.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hole position inspection tool for automobile injection molded parts, comprising a base (1), characterized in that: A threaded rod (2) is rotatably connected inside the base (1), and a slide tube (3) is sleeved on both ends of the threaded rod (2). The end of each slide tube (3) passes through the top of the base (1) and is connected to a mounting block (4). Each mounting block (4) is provided with a group of detection structures (5) for detecting hole positions. A fixed block (6) is connected to the top of each mounting block (4). Each fixed block (6) is provided with a group of limit structures (7) for limit detection structures (5). A transmission mechanism (8) for conveying parts is installed between the mounting blocks (4) at the top of the base (1).

2. A hole position inspection tool for automobile injection molded parts according to claim 1, characterized in that: The threads at both ends of the threaded rod (2) have opposite spiral directions, the slide cylinder (3) is symmetrically distributed on both sides of the center line of the threaded rod (2), the threaded rod (2) and the slide cylinder (3) are threadedly connected, and the outer wall of the slide cylinder (3) is configured to be a polygonal shape that can be slidably engaged with the inner wall of the base (1).

3. The hole position inspection tool for automobile injection molded parts according to claim 1 is characterized in that: The detection structure (5) comprises a movable rod (501), a reset spring (502), and a ball block (503); a plurality of movable rods (501) are slidably connected to the mounting block (4); and a ball block (503) of a replaceable diameter is sleeved on one end of each movable rod (501) close to the center of the base (1); and a reset spring (502) is connected between the other end of each movable rod (501) and the mounting block (4).

4. A hole position inspection tool for automobile injection molded parts according to claim 3, characterized in that: The movable rods (501) are configured as a "trunk" type structure, and the movable rods (501) are densely distributed at equal intervals on the mounting block (4).

5. The hole position inspection tool for automobile injection molded parts according to claim 1, characterized in that: The limiting structure (7) comprises a movable groove (701), a movable block (702), a clamping groove (703), a clamping rod (704), a connecting spring (705), and an M-shaped plate (706). Each of the fixed blocks (6) is provided with a movable groove (701) running through both sides, and each movable groove (701) is slidably connected with a movable block (702). Each of the movable blocks (702) is provided with a clamping groove (703), and each clamping groove (703) is clamped with a clamping rod (704). The clamping rod (704) is clamped and slidably connected to the top of the corresponding fixed block (6), and a connecting spring (705) is connected between the upper end of each clamping rod (704) and the top of the fixed block (6), and each of the movable blocks (702) is connected with an M-shaped plate (706) at one end away from the fixed block (6).

6. A hole position inspection tool for automobile injection molded parts according to claim 5, characterized in that: The M-shaped plate (706) is configured as a dense strip structure similar to a comb, and the M-shaped plate (706) is snap-connected to the movable rod (501).

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