Robot gripper for mounting plastic buckles of automotive upholstery

Abstract

The utility model discloses a robot gripper for mounting plastic buckles of automotive upholstery, belongs to the technical field of automotive upholstery, and solves the problems that in the prior art, the plastic buckles are manually assembled, neglected mounting or not mounted in place frequently occurs, and grippers of automatic mounting equipment cannot extend into holes of interior trim products for mounting. The manipulator is characterized in that a sinking surface is arranged in the center of the upper end face of the first-stage stepped polygonal hollow cylinder, a sinking surface connecting hole connected with a robot connecting base is formed in the sinking surface, a linear bearing is installed on the side wall of the second-stage stepped polygonal hollow cylinder, and a gripper tentacle is installed on the linear bearing. The gripper tentacle comprises an air cylinder, a fixing plate, a connecting block, a sliding rail, a profiling block, a profiling column and a sensor, and the gripper tentacle has the beneficial effects that buckles needing to be installed can be recognized, neglected installation is avoided, defective products are eradicated, the buckles can be carried to stretch into holes or narrow positions of interior trim parts for multi-angle installation, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automotive interior, especially relate to a robot gripper for the installation of plastic snap fastener of automotive interior parts. BACKGROUND

[0002] In the field of automotive interior technology, considering that automotive interior products are prone to human damage or aging during the later use process, and in order to facilitate the repair and replacement of automotive interior parts and avoid damage to the automotive body frame caused by disassembling the automotive interior parts, automotive interior manufacturers will choose to install plastic snap fasteners on the interior parts when producing interior part products, which connects the interior part products with the automotive body frame through the plastic snap fasteners, facilitating installation and disassembly, and allowing tool-free disassembly. However, during the production process of automotive interior parts, the number of plastic snap fasteners installed is large, and the installation position varies with the shape of the interior part product, some plastic snap fasteners need to be installed into the interior part product hole according to the product positioning requirements, which makes it impossible to complete the assembly work through a single automatic equipment. Currently, plastic snap fasteners are mostly assembled manually, and long-term repetitive work can cause fatigue or permanent occupational injury to the thumb joints of production workers. At the same time, manual assembly and manual identification have many unstable factors, and the product snap fasteners often miss or are not installed in place. The above adverse factors can cause product quality problems such as abnormal noise during installation, loose interior parts.

[0003] The utility model discloses a "an automatic installation equipment of interior part buckle" with the application number CN201920560797.9 (CN210115658U), which includes two vibration discs, a robot and an operation table. The two vibration discs transport the buckle to be installed to the top of the vibration disc, allowing the robot to clamp and install. The robot is provided with a mechanical arm, and the end of the mechanical arm is provided with a gripper. The gripper is in the shape of a disc and can rotate 360 degrees around the center. A plurality of long strip-shaped gripping mechanisms are evenly distributed around the disc. Part of the long strip-shaped gripping mechanism is embedded in the disc, and the other part exceeds the disc. This automatic installation equipment of interior part buckle uses a robot to replace manual work, has high automation, can produce continuously, saves labor costs and improves work efficiency, and avoids work injuries during manual operation. However, the gripper described in the utility model cannot be stretched or retracted, cannot be installed into the interior part product hole, and is only suitable for installing the snap fasteners on the surface of the product.

[0004] The utility model discloses "a flexible car interior part buckle mounting equipment", the utility model mainly includes frame, clamps device, robot, feeding device and fixed mechanism, wherein clamps device by clamps mechanism and clamp tooling disc constitution, several clamps mechanism set up in the clamp tooling disc bottom, clamps device installs on the mechanical hand, including clamp tooling disc and the several clamps mechanism fixedly installed in the clamp tooling disc bottom, wherein clamps mechanism includes cylinder main body, piston rod, the support frame that sets up in the cylinder main body bottom and first clamping arm, support frame and first clamping arm are respectively symmetrically arranged in the piston rod both sides, and support frame one end is movably connected with the piston rod bottom, and the other end is movably connected with the first clamping arm on the same side, the robot is transported through with clamp tooling disc fixed connection control clamps device, clamps mechanism is driven by gas pressure, and through the linkage of piston rod, support frame, first clamping arm and second clamping arm carries out the action of clamping and placing, and the utility model discloses stable clamps mechanism through simple structure realizes stable fast clamping and placing action, clamp tooling disc sets up multiple clamps mechanism, and multiple buckles can be clamped and transported single time, and production efficiency is improved, clamps mechanism adopts annular distribution, and it is favorable for the robot to operate. SUMMARY

[0005] The utility model wants to solve the problem of overcoming the deficiencies of prior art, provide can carry out identification to buckle carrying quantity, prevent the phenomenon of missing or not installing in place occurs, and can carry plastic buckle and extend into the product hole of interior trim part and install in multi-angle for a kind of robot gripper for plastic buckle installation of automobile interior trim part.

[0006] The utility model discloses a technical scheme including grab frame, the grab frame is the hollow cylinder of ladder type regular polygon, the grab frame has one primary ladder type regular polygon hollow cylinder and the secondary ladder type polygon hollow cylinder of integral with primary ladder type regular polygon hollow cylinder, is equipped with grab frame top thread blind hole and grab frame lateral wall lightening hole on the lateral wall of primary ladder type regular polygon hollow cylinder, is equipped with grab frame bottom thread blind hole on the lateral wall of secondary ladder type polygon hollow cylinder, is equipped with the wire inlet hole on the upper end surface of primary ladder type regular polygon hollow cylinder, is equipped with the sunken surface in the center of upper end surface, is equipped with the sunken surface connecting hole connected with robot connecting seat on the sunken surface, installs linear bearing on the lateral wall of secondary ladder type polygon hollow cylinder, installs robot connecting seat on the sunken surface of the center of upper end surface of primary ladder type regular polygon hollow cylinder, and through second connecting screw, robot connecting seat is fixedly connected with grab frame, is installed with grab touch hand on linear bearing.

[0007] The grabber tentacle comprises a pneumatic cylinder, a fixed plate, a connecting block, a sliding rail, a profiling block, a profiling column and a sensor, wherein the pneumatic cylinder is provided with a pneumatic cylinder first joint, a pneumatic cylinder second joint and a pneumatic cylinder rod, the fixed plate is provided with a fixed plate mounting hole and a fixed plate through hole, the connecting block is provided with a connecting block threaded blind hole, the sliding rail is provided with a sliding rail clamping groove, a sliding rail bottom mounting hole and a sliding rail top mounting hole, the profiling block is an L-shaped profiling block, the L-shaped profiling block is provided with a profiling block threaded blind hole on the vertical plate of the L-shaped profiling block, a profiling block clamping groove is arranged on the outer side surface of the vertical plate of the profiling block, a three-stage stepped through hole is arranged on the bottom plate of the profiling block, the first-stage stepped through hole of the profiling block is a positioning pin connecting hole, the second-stage stepped through hole of the profiling block is a profiling column mounting hole, the third-stage stepped through hole of the profiling block is a profiling block circular groove, a sensor clamping groove and a sensor fixing hole are arranged on the inner side surface of the bottom plate of the profiling block, the sliding rail clamping groove is arranged on a linear bearing, the upper end of the grabber tentacle is screwed into the corresponding grabber frame top threaded blind hole through the fixed plate mounting hole of the fixed plate by a fixed plate screw, an axial fixed plate through hole is processed in the middle of the fixed plate, the pneumatic cylinder is mounted at one end of the axial fixed plate through hole, and the connecting block is mounted at the other end of the axial fixed plate through hole, the other end of the connecting block is screwed into the connecting block threaded blind hole of the connecting block through the sliding rail top mounting hole of the sliding rail by a connecting block fixing screw, so that the connecting block is fixed to the sliding rail, the end of the sliding rail is screwed into the profiling block threaded blind hole through the sliding rail bottom mounting hole by a profiling block mounting screw, so that the end of the sliding rail and the profiling block are fixed, the profiling column is provided with a profiling column positioning pin hole and a profiling column profiling groove, the profiling column is inserted into the profiling column mounting hole of the profiling block, i.e., the second-stage stepped through hole of the profiling block, from the profiling block circular groove, i.e., the third-stage stepped through hole of the profiling block, then a positioning pin is inserted into the profiling column positioning pin hole from the first-stage stepped through hole of the profiling block, i.e., the profiling block through hole, so that the profiling column is fixed to the profiling block, and a complete product profiling surface for being attached to a plastic buckle is formed by cooperation of the profiling block circular groove, the profiling column and the profiling column profiling groove; the sensor is mounted in the sensor clamping groove on the inner side surface of the bottom plate of the profiling block.

[0008] The first-stage stepped regular polygon hollow cylinder and the second-stage stepped polygon hollow cylinder are both regular dodecagons, the first-stage stepped regular polygon hollow cylinder is provided with a grabber frame top threaded blind hole on each of the 12 side walls, a right-angle plate is fixedly connected to one of the 12 side walls of the first-stage stepped regular polygon hollow cylinder by a right-angle plate first connecting screw, a through hole is arranged on the upper surface of the right-angle plate and a power plug is mounted in the through hole, the second-stage stepped polygon hollow cylinder is provided with a grabber frame bottom threaded blind hole on each of the 12 side walls, and a linear bearing is mounted on each of the 12 side walls of the second-stage stepped polygon hollow cylinder, each linear bearing is connected with the grabber frame bottom threaded blind hole by a linear bearing fixing screw, so that the 12 linear bearings are fixed on the grabber frame, and a grabber tentacle is mounted on each linear bearing.

[0009] Compared with the prior art, the utility model has the advantages of

[0010] (1) the utility model discloses the sensor of detecting buckle can carry out identification to the buckle that needs to install, avoids the missing of loading, and the production of defective product is prevented.

[0011] (2) the utility model provides a telescopic mechanism, and the buckle can be carried into the product hole of interior trim part or narrow position and be installed at multi-angle, replaces manual assembly, and production efficiency is improved.

[0012] (3) the utility model discloses the complete product profile surface for being used for being attached with plastic buckle is formed by the cooperation of profiled block round groove, profiled column and profiled column profiled groove, and the plastic buckle can be closely embedded in the product profile surface, and the complicated pickup buckle structure such as clamp jaw, vacuum adsorption is replaced by simple mechanical structure, and the unstable factor is reduced.

[0013] (4) the utility model can design different profiled columns according to the demand of plastic buckle of automobile interior trim part, namely can adapt to the installation of plastic buckle of different specifications, different shapes. DRAWINGS

[0014] Figure 1 It is the perspective view of the utility model;

[0015] Figure 2 It is the front view of the utility model;

[0016] Figure 3 It is the perspective view of the utility model grab frame;

[0017] Figure 4 It is the schematic drawing of linear bearing and robot connecting seat and grab frame connection of the utility model;

[0018] Figure 5 It is the front view of the utility model grabber tentacle retraction state;

[0019] Figure 6 It is the top view of Figure 5 ;

[0020] Figure 7 It is the schematic drawing of the utility model grabber tentacle extension state,

[0021] Figure 8 It is the perspective view of the utility model profiled block;

[0022] Figure 9 It is the front view of the utility model profiled block;

[0023] Figure 10 It is the front view of profiled column;

[0024] Figure 11 is the use state schematic diagram of the utility model.

[0025] In the figure:

[0026] 1. gripper frame,

[0027] 1-1. gripper frame top threaded blind hole, 1-2. gripper frame bottom threaded blind hole,

[0028] 1-3. first stepped regular polygon hollow cylinder, 1-4. second stepped polygon hollow cylinder,

[0029] 1-5. upper end face, 1-6. wire inlet hole, 1-7. sunken face,

[0030] 1-8. sunken face connecting hole, 1-9. gripper frame side wall lightening hole,

[0031] 2. linear bearing,

[0032] 2-1. linear bearing fixing screw,

[0033] 3. robot connecting seat,

[0034] 3-1. robot connecting hole, 3-2. second connecting screw,

[0035] 4. power plug,

[0036] 5. air cylinder,

[0037] 5-1. air cylinder first joint, 5-2. air cylinder second joint, 5-3. air cylinder rod, 5-4. air cylinder nut,

[0038] 6. fixed plate,

[0039] 6-1. fixed plate mounting hole, 6-2. fixed plate screw, 6-3. fixed plate through hole,

[0040] 7. connecting block,

[0041] 7-1. connecting block threaded blind hole, 7-2. connecting block fastening nut, 7-3. connecting block fixing screw,

[0042] 8. slide rail,

[0043] 8-1. slide rail clamping groove, 8-2. slide rail bottom mounting hole, 8-3. slide rail top mounting hole

[0044] 9. profiling block,

[0045] 9-1. profiling block threaded blind hole, 9-2. profiling block mounting screw, 9-3. positioning pin connecting hole,

[0046] 9-4. Profiling column mounting hole, 9-5. Profiling block card slot, 9-6. Sensor card slot,

[0047] 9-7. Sensor fixing hole, 9-8. Profiling block round groove,

[0048] 10. Profiling column,

[0049] 10-1. Profiling column positioning pin hole, 10-2. Profiling column profiling groove,

[0050] 11. Positioning pin,

[0051] 12. Sensor,

[0052] 13. Sensor fixing plate,

[0053] 13-1. Sensor fixing plate screw,

[0054] 14. Plastic buckle,

[0055] 15. Right angle plate, 15-1. First connecting screw. DETAILED DESCRIPTION

[0056] The utility model will be explained in detail below in combination with the drawings.

[0057] As Figures 1-4The utility model discloses a technical scheme that includes a grab frame 1, the grab frame 1 is a stepped regular polygon hollow cylinder, further, the grab frame 1 has a first stepped regular polygon hollow cylinder 1-3 and the second stepped polygon hollow cylinder 1-4 that is integral with the first stepped regular polygon hollow cylinder 1-3, the first stepped regular polygon hollow cylinder 1-3 and the second stepped polygon hollow cylinder 1-4 are all regular dodecagons, and the first stepped regular polygon hollow cylinder 1-3 is provided with a grab frame top threaded blind hole 1-1 and a grab frame sidewall lightening hole 1-9 on 12 side walls, the setting of grab frame sidewall lightening hole 1-9 makes the utility model reduce weight and be favorable for robot to grab, and also be favorable for the installation of sensor power cord, a right angle plate 15 is fixedly connected with a straight line bearing 2 on each straight line bearing 2, and each straight line bearing 2 is connected with four grab frame bottom threaded blind holes 1-2 through four straight line bearing fixing screws 2-1, so that 12 straight line bearings 2 are fixed on the grab frame 1 respectively, the sinking surface connecting hole 1-8 that is connected with the robot connecting seat is arranged on the sinking surface 1-7 in the center of the upper end surface 1-5 of the first stepped regular polygon hollow cylinder 1-3, and the robot connecting seat 3 is installed on the sinking surface 1-7, and the robot connecting seat 3 is fixedly connected with the grab frame 1 through the second connecting screw 3-2, and the upper end surface of the robot connecting seat 3 is provided with the robot connecting hole 3-1 that is connected with the robot in use, and the grabber tentacle is installed on each straight line bearing 2.

[0058] As Figures 5-10As shown, the gripper tentacle comprises a cylinder 5, a fixed plate 6, a connecting block 7, a slide rail 8, a profiling block 9, a profiling column 10 and a sensor 12, wherein the cylinder 5 is provided with a cylinder first joint 5-1, a cylinder second joint 5-2 and a cylinder rod 5-3, the fixed plate 6 is provided with a fixed plate mounting hole 6-1 and a fixed plate through hole 6-3, the connecting block 7 is provided with a connecting block threaded blind hole 7-1, the slide rail 8 is provided with a slide rail clamping groove 8-1, a slide rail bottom mounting hole 8-2 and a slide rail top mounting hole 8-3, the profiling block 9 is an L-shaped profiling block, the upright plate of the L-shaped profiling block 9 is provided with a profiling block threaded blind hole 9-1, the outer side surface of the upright plate of the profiling block 9 is provided with a profiling block clamping groove 9-5, the bottom plate of the profiling block 9 is provided with three stepped through holes, the first stepped through hole of the profiling block 9 is a positioning pin connecting hole 9-3, the second stepped through hole of the profiling block 9 is a profiling column mounting hole 9-4, the third stepped through hole of the profiling block 9 is a profiling block circular groove 9-8, the inner side surface of the bottom plate of the profiling block 9 is provided with a sensor clamping groove 9-6 and a sensor fixing hole 9-7, and the profiling column 10 is provided with a profiling column positioning pin hole 10-1 and a profiling column profiling groove 10-2.

[0059] As Figures 1-11As shown, the sliding rail clamping groove 8-1 on each gripper tentacle is placed on the linear bearing 2, and the upper end of each gripper tentacle is screwed into the corresponding gripper frame top threaded blind hole 1-1 through two fixing plate screws 6-2 passing through the fixing plate mounting holes 6-1 on the fixing plate 6, respectively; an axial fixing plate through hole 6-3 is processed in the middle of the fixing plate 6, a cylinder 5 is installed at one end of the axial fixing plate through hole 6-3, and a connecting block 7 is installed at the other end of the axial fixing plate through hole 6-3; further, the cylinder rod 5-3 at one end of the cylinder 5 passes through the axial fixing plate through hole 6-3, and then the fixing plate 6 is pressed to one end of the cylinder 5 through the cylinder nut 5-4, while the connecting block fastening nut 7-2 on the connecting block 7 is tightened to the threads of the cylinder rod 5-3, so that the cylinder 5 is connected with the connecting block 7, the other end of the connecting block 7 is screwed into the connecting block threaded blind hole 7-1 on the connecting block 7 through the connecting block fixing screws 7-3 passing through the sliding rail top mounting holes 8-3 on the sliding rail 8, and the connecting block 7 is fixed to the sliding rail 8, the ends of the sliding rail 8 are fixed with the profiling block 9 by two profiling block mounting screws 9-2 passing through two sliding rail bottom mounting holes and screwed into the profiling block threaded blind holes 9-1, and the ends of the sliding rail 8 are fixed with the profiling block 9, the profiling column 10 is inserted into the two-stage stepped through hole of the profiling block 9, i.e. the profiling column mounting hole 9-4, from the three-stage stepped through hole of the profiling block 9, i.e. the profiling block circular groove 9-8, and then the positioning pin 11 is inserted into the profiling column positioning pin hole 10-1 from the one-stage stepped through hole of the profiling block 9, i.e. the profiling block through hole 9-3, so that the profiling column 10 is fixed in the profiling block 9, and the profiling column 10 and the profiling column profiling groove 10-2 cooperate to form a complete product profiling surface for matching with the plastic buckle, and the plastic buckle 14 can be closely embedded in the product profiling surface during use to realize the picking of the plastic buckle 14; at the same time, the sensor 12 is installed in the sensor clamping groove 9-6 on the inner side of the bottom plate of the profiling block 9, and then the two sensor fixing plate screws 13-1 are screwed into the two sensor fixing holes 9-7 through the sensor fixing plate 13, respectively, so that the sensor 12 is pressed into the sensor clamping groove 9-6.

[0060] In use, the utility model is connected with the robot flange through the robot connecting hole 3-1 on the upper end face of the robot connecting seat 3, so that the utility model becomes the gripper of the robot; the sensor 12 is powered through the power plug 4 and the power supply, the compressed air is supplied through the air pipe connected with the first cylinder joint 5-1 and the second cylinder joint 5-2 respectively, the telescopic movement of the cylinder rod 5-3 in the gripper tentacle is realized, that is, the telescopic function of the gripper tentacle is realized; the gripper tentacle picks up the plastic buckle 14 through the product profile surface formed by the cooperation of the profiled block circular groove 9-8, the profiled column 10 and the profiled column profiled groove 10-2, the plastic buckle 14 can be detected through the sensor 12, so that the monitoring of the carrying quantity of the plastic buckle 14 is realized, the missing of the plastic buckle 14 is avoided, and the generation of defective products is avoided; when the plastic buckle 14 is installed into the automotive trim part, the information that the installation of the plastic buckle 14 is completed can also be fed back through the sensor 12, and the missing of the plastic buckle 3 is avoided.

[0061] The utility model can assemble corresponding 12-14 gripper tentacles on the gripper frame 1 according to the demand of the automotive trim part for the plastic buckle.

Claims

1. A robot gripper for plastic clip mounting of automotive interior parts, comprising a gripper frame (1) which is a stepped regular polygonal hollow cylinder, characterized in that, The grab frame (1) has a first-order stepped regular polygon hollow cylinder (1-3) and a second-order stepped polygon hollow cylinder (1-4) integrated with the first-order stepped regular polygon hollow cylinder (1-3), the grab frame top threaded blind hole (1-1) and the grab frame sidewall lightening hole (1-9) are arranged on the sidewall of the first-order stepped regular polygon hollow cylinder (1-3), the grab frame bottom threaded blind hole (1-2) is arranged on the sidewall of the second-order stepped polygon hollow cylinder (1-4), the wire inlet hole (1-6) is arranged on the upper end surface (1-5) of the first-order stepped regular polygon hollow cylinder (1-3), the sunken surface (1-7) is arranged at the center of the upper end surface (1-5), the sunken surface connecting hole (1-8) connected with the robot connecting seat is arranged on the sunken surface (1-7), the linear bearing (2) is installed on the sidewall of the second-order stepped polygon hollow cylinder (1-4), the robot connecting seat (3) is installed on the sunken surface (1-7) at the center of the upper end surface (1-5) of the first-order stepped regular polygon hollow cylinder (1-3), and the robot connecting seat (3) is fixedly connected with the grab frame (1) through the second connecting screw (3-2), and the grabber tentacle is installed on the linear bearing (2).

2. The robot gripper for plastic fastener installation of automotive interior parts according to claim 1, characterized in that, The grab touch hand includes a cylinder (5), a fixed plate (6), a connecting block (7), a sliding rail (8), a profiling block (9), a profiling column (10) and a sensor (12), wherein the cylinder (5) is provided with a cylinder first joint (5-1), a cylinder second joint (5-2) and a cylinder rod (5-3), the fixed plate (6) is provided with a fixed plate mounting hole (6-1) and a fixed plate through hole (6-3), the connecting block (7) is provided with a connecting block threaded blind hole (7-1), the sliding rail (8) is provided with a sliding rail clamping groove (8-1), a sliding rail bottom mounting hole (8-2) and a sliding rail top mounting hole (8-3), the profiling block (9) is an L-shaped profiling block, the profiling block threaded blind hole (9-1) is arranged on the vertical plate of the L-shaped profiling block (9), the profiling block clamping groove (9-5) is arranged on the outer side of the vertical plate of the profiling block (9), the three-stage stepped through hole is arranged on the bottom plate of the profiling block (9), the first-stage stepped through hole of the profiling block (9) is a positioning pin connecting hole (9-3), the second-stage stepped through hole of the profiling block (9) is a profiling column mounting hole (9-4), the third-stage stepped through hole of the profiling block (9) is a profiling block circular groove (9-8), the sensor clamping groove (9-6) and the sensor fixing hole (9-7) are arranged on the inner side of the bottom plate of the profiling block (9), the sliding rail clamping groove (8-1) is arranged on the linear bearing (2), the upper end of the grab touch hand is screwed into the corresponding grab frame top threaded blind hole (1-1) through the fixed plate mounting hole (6-1) of the fixed plate (6) by the fixed plate screw (6-2); the axial fixed plate through hole (6-3) is processed in the middle of the fixed plate (6), the cylinder (5) is mounted at one end of the axial fixed plate through hole (6-3), the connecting block (7) is mounted at the other end of the axial fixed plate through hole (6-3), the other end of the connecting block (7) is screwed into the connecting block threaded blind hole (7-1) on the connecting block (7) through the sliding rail top mounting hole (8-3) on the sliding rail (8) by the connecting block fixing screw (7-3), so that the connecting block (7) is fixed to the sliding rail (8), the end of the sliding rail (8) is screwed into the profiling block threaded blind hole (9-1) through the sliding rail bottom mounting hole by the profiling block mounting screw (9-2), so that the end of the sliding rail (8) and the profiling block (9) are fixed, the profiling column (10) is provided with a profiling column positioning pin hole (10-1) and a profiling column profiling groove (10-2), the profiling column (10) is inserted into the second-stage stepped through hole of the profiling block (9), that is, the profiling column mounting hole (9-4), from the third-stage stepped through hole of the profiling block (9), that is, the profiling block circular groove (9-8), then the positioning pin (11) is inserted into the profiling column positioning pin hole (10-1) from the first-stage stepped through hole of the profiling block (9), that is, the profiling block through hole (9-3), so that the profiling column (10) is fixed to the profiling block (9), the profiling block circular groove (9-8), the profiling column (10) and the profiling column profiling groove (10-2) cooperate to form a complete product profiling surface for being matched with a plastic buckle.A sensor (12) is installed in a sensor card slot (9-6) of the inner side surface of the bottom plate of the profiling block (9).

3. The robot gripper for plastic fastener installation of automotive interior parts according to claim 1 or 2, characterized in that, The first-order stepped regular polygon hollow cylinder (1-3) and the second-order stepped polygon hollow cylinder (1-4) are both regular dodecagons, the grab frame top threaded blind hole (1-1) is arranged on each of the 12 sidewalls of the first-order stepped regular polygon hollow cylinder (1-3), the right-angle plate (15) is fixedly connected with the right-angle plate first connecting screw (15-1) on one of the 12 sidewalls of the first-order stepped regular polygon hollow cylinder (1-3), the through hole is arranged on the upper plane of the right-angle plate (15) and the power plug (4) is installed in the through hole, the grab frame bottom threaded blind hole (1-2) is arranged on each of the 12 sidewalls of the second-order stepped polygon hollow cylinder (1-4), the linear bearing (2) is installed on each of the 12 sidewalls of the second-order stepped polygon hollow cylinder (1-4), each linear bearing (2) is connected with the grab frame bottom threaded blind hole (1-2) through the linear bearing fixing screw (2-1), so that the 12 linear bearings (2) are fixed on the grab frame (1) respectively, and the grabber tentacle is installed on each linear bearing (2).

Images