Positioning device for automobile seat accessory machining

Abstract

The utility model discloses a positioning device for automobile seat accessory machining, which comprises a fixed seat, a connecting arm, a positioning claw, a driving disc and a limiting piece, and is characterized in that the fixed seat has a first circumferential direction and a second radial direction; the multiple connecting arms are arranged around the fixed seat in the first direction and are in sliding connection with the fixed seat in the second direction one by one; the driving disc is connected with the connecting arm and used for driving the connecting arm to slide in the second direction; the limiting pieces are arranged in the limiting holes and connected with the connecting arms or the positioning claws so as to fix the connecting arms and the positioning claws, and a clamping space is formed among the multiple positioning claws; the limiting pieces are connected with the different limiting holes in a switchable mode so that the positions of the corresponding positioning claws can be changed. When automobile seats of different sizes are replaced, the relative positions of the positioning claw and the connecting arm need to be adjusted, the limiting piece needs to be detached, the position of the positioning claw is correspondingly moved, the relative positions of the positioning claw and the connecting arm are changed, and then the limiting piece is installed in the corresponding limiting hole and fixed.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of automobile seat processing, in particular to a positioning device for automobile seat accessory processing. BACKGROUND

[0002] Automobile seats can be divided into separate seats and long seats according to shape, fixed seats, detachable seats and adjustable seats according to function, and single-person seats, double-person seats and multi-person seats according to the number of people seated. According to the use performance of the seats, the seats have been developed from the earliest fixed seats to power-adjustable seats with multiple functions, such as air cushion seats, electric seats, three-dimensional sound seats, mental recovery seats and electronic adjustment seats.

[0003] In actual use, a positioning gauge needs to be used when the automobile seat is processed, but the existing positioning gauge is inconvenient to adjust to different sizes of seats when used, and because the sizes of the automobile seats are different, different sizes of gauges need to be used when processing, which is troublesome and leads to poor work efficiency. CONTENT OF THE INVENTION

[0004] The application aims to overcome the above technical deficiencies and provide a positioning device for automobile seat accessory processing, which solves the problem that different sizes of automobile seats need different clamps for positioning in the prior art.

[0005] To achieve the above technical purpose, the technical scheme of the application is as follows: a positioning device for automobile seat accessory processing, comprising a fixed seat, a connecting arm, a positioning claw, a driving disc and a limiting piece, wherein: the fixed seat has a circumferential first direction and a radial second direction; a plurality of connecting arms are arranged around the fixed seat along the first direction, and each of the plurality of connecting arms is connected to the fixed seat along the second direction; the driving disc is connected to the connecting arm and is used to drive the connecting arm to slide along the second direction; the positioning claw is connected to the connecting arm in a sliding manner, and the sliding direction is a third direction; a plurality of limiting holes are formed in the positioning claw or the connecting arm, and the limiting piece is arranged in the limiting hole and connected to the connecting arm or the positioning claw to fix the connecting arm and the positioning claw, and a clamping space is formed between the plurality of positioning claws; the limiting piece is switchably connected to different limiting holes to change the position of the corresponding positioning claw.

[0006] Preferably, a plurality of first sliding cavities are formed in the fixed seat along the second direction, and the plurality of first sliding cavities are arranged along the first direction, and the connecting arm is arranged in the first sliding cavity and connected to the fixed seat in a sliding manner.

[0007] Preferably, a plurality of first avoiding grooves are formed in the fixed seat along the second direction, and the plurality of first avoiding grooves correspond to and communicate with the plurality of first sliding cavities.

[0008] Preferably, the connecting arm is provided with a second sliding cavity along the third direction, and the positioning claw is arranged in the second sliding cavity and is in sliding connection with the connecting arm.

[0009] Preferably, the connecting arm is provided with a second avoiding slot along the third direction, and the second avoiding slot is in communication with the second sliding cavity.

[0010] Preferably, the driving disc is in rotational connection with the fixed seat, the driving disc is provided with a plurality of driving slots, the plurality of driving slots are arranged in the circumferential direction of the driving disc, the side of the connecting arm close to the driving disc extends and forms a driving column, and the driving column is in sliding connection with the driving slot.

[0011] Preferably, the positioning device further comprises an elastic unit, the elastic unit is connected with the fixed seat and the driving disc respectively, and the elastic unit drives the driving disc to rotate.

[0012] Preferably, the limiting member is a limiting stud, the limiting hole is arranged in the positioning claw, and the limiting stud is in threaded connection with the connecting arm through the limiting hole.

[0013] Preferably, in each group of the connecting arm and the positioning claw in sliding connection, the second direction is the same as the third direction.

[0014] Compared with the prior art, the beneficial effects of the present application include: when different sizes of automobile seats are replaced, the relative positions of the positioning claw and the connecting arm need to be adjusted, the limiting member is removed, the position of the positioning claw is moved, the relative positions of the positioning claw and the connecting arm are changed, and then the limiting member is installed in the corresponding limiting hole and fixed. In addition, when the driving disc rotates in two different directions, the driving column in sliding connection with the driving slot moves, drives the connecting arm to retract or extend, and the positioning claw connected with the connecting arm moves accordingly to realize positioning or loosening of the positioning. Therefore, the positioning claw can be gripped or loosened by only rotating the driving disc, which is very convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a perspective view of the positioning device for automobile seat accessory machining provided by the present application;

[0016] Figure 2 is an exploded view of the positioning device for automobile seat accessory machining provided by the present application;

[0017] Reference signs: 1-fixed seat, 2-connecting arm, 3-positioning claw, 4-driving disc, 5-limiting member, 6-elastic unit, 1a-first sliding cavity, 1b-first avoiding slot, 2a-second sliding cavity, 2b-second avoiding slot, 2c-driving column, 3a-limiting hole, 4a-driving slot. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the present application clearer, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not used to limit the present application.

[0019] Please refer to Figure 1 and Figure 2 , the embodiment provides a positioning device for automobile seat accessory machining, which comprises a fixing seat 1, a connecting arm 2, a positioning claw 3, a driving disc 4 and a limiting piece 5.

[0020] The fixing seat 1 has a circumferential first direction and a radial second direction. A plurality of connecting arms 2 are arranged around the fixing seat 1 along the first direction, and each of the plurality of connecting arms 2 is slidably connected to the fixing seat 1 along the second direction. Specifically, the fixing seat 1 is provided with a plurality of first sliding cavities 1a along the second direction, the plurality of first sliding cavities 1a are arranged along the first direction, the connecting arm 2 is arranged in the first sliding cavity 1a and is slidably connected to the fixing seat 1. The fixing seat 1 is provided with a plurality of first avoiding grooves 1b along the second direction, the plurality of first avoiding grooves 1b correspond to and communicate with the plurality of first sliding cavities 1a, and the first avoiding groove 1b is used for avoiding the driving column 2c.

[0021] The driving disc 4 is connected with the connecting arm 2 and is used for driving the connecting arm 2 to slide along the second direction. Specifically, the connecting arm 2 is provided with a second sliding cavity 2a along a third direction, the positioning claw 3 is arranged in the second sliding cavity 2a and is slidably connected to the connecting arm 2. Preferably, the connecting arm 2 is provided with a second avoiding groove 2b along the third direction, the second avoiding groove 2b communicates with the second sliding cavity 2a, and the second avoiding groove 2b is used for avoiding the limiting hole 3a. Specifically, the driving disc 4 is rotatably connected with the fixing seat 1, the driving disc 4 is provided with a plurality of driving grooves 4a, the plurality of driving grooves 4a are arranged along the circumference of the driving disc 4, the side of the connecting arm 2 close to the driving disc 4 extends and forms a driving column 2c, the driving column 2c is slidably connected with the driving groove 4a, the driving groove 4a is arranged to gradually increase or decrease the distance from the rotation center, when the driving disc 4 rotates, the driving column 2c slidably connected with the driving groove 4a moves correspondingly, the distance from the driving column 2c to the rotation center of the driving disc 4 changes, so that the connecting arm 2 is retracted inwardly or extended outwardly, the positioning claw 3 connected with the connecting arm 2 moves correspondingly, so as to realize the positioning and loosening of the positioning. Preferably, the positioning device for automobile seat accessory machining further comprises a resilient unit 6, the resilient unit 6 is connected with the fixing seat 1 and the driving disc 4 respectively to drive the driving disc 4 to rotate, generally, the direction of the resilient unit 6 driving the driving disc 4 to rotate should be accurate to make the connecting arm 2 retract, and the resilient unit 6 can adopt a spring.

[0022] The positioning claw 3 is in sliding connection with the connecting arm 2, and the sliding direction is the third direction. The positioning claw 3 or the connecting arm 2 is provided with a plurality of limiting holes 3a, and the limiting piece 5 is arranged in the limiting hole 3a and connected with the connecting arm 2 or the positioning claw 3, so as to fix the connecting arm 2 and the positioning claw 3. A plurality of positioning claws 3 form a clamping space.

[0023] The limiting piece 5 is switchably connected with different limiting holes 3a, so as to change the position of the corresponding positioning claw 3. Specifically, the limiting piece 5 is a limiting stud, the limiting hole 3a is arranged in the positioning claw 3, and the limiting stud is in threaded connection with the connecting arm 2 through the limiting hole 3a. When the position of the positioning claw 3 needs to be changed, the limiting piece 5 is removed, the position of the positioning claw 3 is correspondingly moved, the relative position of the positioning claw 3 and the connecting arm 2 is changed, and then the limiting piece 5 is arranged in the corresponding limiting hole 3a and fixed.

[0024] In summary, the positioning device for processing automobile seat accessories provided by the application can adjust the relative position of the positioning claw 3 and the connecting arm 2 when different sizes of automobile seats are replaced. The limiting piece 5 is removed, the position of the positioning claw 3 is correspondingly moved, the relative position of the positioning claw 3 and the connecting arm 2 is changed, and then the limiting piece 5 is arranged in the corresponding limiting hole 3a and fixed. In addition, when the driving disc 4 rotates in two different directions, the driving column 2c in sliding connection with the driving groove 4a moves, the connecting arm 2 is retracted or extended, the positioning claw 3 connected with the connecting arm 2 moves accordingly, and the positioning or loosening of the positioning is realized. Therefore, the positioning claw 3 can be gripped or loosened by only rotating the driving disc 4, which is very convenient to use.

[0025] The specific embodiments of the application described above do not constitute a limitation on the protection scope of the application. Any various other corresponding changes and modifications made according to the technical concept of the application should be included in the protection scope of the claims of the application.

Claims

1. A positioning device for processing automobile seat parts, characterized in that: The positioning device comprises a fixing base, connecting arms, positioning claws, a driving disc and limiting members. The fixing base has a circumferential first direction and a radial second direction. A plurality of connecting arms are arranged around the fixing base along the first direction, and each connecting arm is in sliding connection with the fixing base along the second direction. The driving disc is connected with the connecting arms to drive the connecting arms to slide along the second direction. The positioning claws are in sliding connection with the connecting arms along a third direction, and each positioning claw or the connecting arm is provided with a plurality of limiting holes. The limiting members are arranged in the limiting holes and connected with the connecting arms or the positioning claws to fix the connecting arms and the positioning claws.

2. The positioning device for processing of automobile seat accessories according to claim 1, characterized in that, The limiting members are switchably connected with different limiting holes to change the positions of the corresponding positioning claws.

3. The positioning device for processing of an automobile seat accessory according to claim 2, wherein The fixing base is provided with a plurality of first sliding cavities along the second direction, and the connecting arms are arranged in the first sliding cavities and in sliding connection with the fixing base.

4. The positioning device for processing of automobile seat accessories according to claim 1, characterized in that, The fixing base is provided with a plurality of first avoiding grooves along the second direction, and each first avoiding groove is in communication with a first sliding cavity.

5. The positioning device for processing of an automobile seat accessory according to claim 4, wherein The connecting arms are provided with second sliding cavities along the third direction, and the positioning claws are arranged in the second sliding cavities and in sliding connection with the connecting arms.

6. The positioning device for processing of automobile seat accessories according to claim 1, wherein The connecting arms are provided with second avoiding grooves along the third direction, and the second avoiding grooves are in communication with the second sliding cavities.

7. The positioning device for processing of automobile seat accessories according to claim 1, wherein The driving disc is in rotational connection with the fixing base, and the driving disc is provided with a plurality of driving grooves arranged circumferentially.

8. The positioning device for processing of automobile seat accessories according to claim 1, wherein, The connecting arms are extended to form driving columns near the driving disc, and the driving columns are in sliding connection with the driving grooves.

9. The positioning device for processing of automobile seat accessories according to claim 1, wherein, The positioning device further comprises elastic units connected with the fixing base and the driving disc to drive the driving disc to rotate. The limiting members are limiting studs, the limiting holes are arranged in the positioning claws, and the limiting studs are in threaded connection with the connecting arms. In each group of the connecting arms and the positioning claws in sliding connection, the second direction is the same as the third direction.

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