Full-automatic necking machine for automobile seat headrest pipe

Abstract

The utility model relates to a full-automatic necking machine for an automobile seat headrest tube, which belongs to the technical field of automobile seat headrest tubes and comprises a workbench, a conveying component is arranged on the left side of the workbench, a storage box is fixed on the right side of the workbench, four supporting rods are fixed on the upper surface of the workbench, and the supporting rods are fixed on the lower surface of the workbench. And a box body is fixed to the upper surfaces of the four supporting rods, a moving mechanism is arranged in the box body, a fixing mechanism is arranged on the upper surface of the workbench, a vertical plate is fixed to the upper surface of the workbench, and a second electric push rod is fixed to the back face of the vertical plate. According to the full-automatic necking machine for the automobile seat headrest pipe, the left end headrest pipe can move to the position above the middle of the workbench, the right end headrest pipe can move to the position above a storage box, a mechanical clamping hand is driven by a first electric push rod to move to a proper position, the right end headrest pipe can be placed in the storage box, and the left end headrest pipe can enter a fixing mechanism; the two pillow pipes can be conveniently driven to move at a time, and working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile seat headrest tubes, in particular to a full-automatic shrinking machine for automobile seat headrest tubes. Background Art

[0002] The car headrest is a driving comfort configuration product and a safety protection product. When a vehicle is rear-ended, the human body will fall backwards due to inertia. At this time, the pressure of vehicle acceleration or deceleration is concentrated on the fragile neck and head of the human body, and the headrest plays a buffering role to protect the human head. The headrest tube is a connecting tube specially used to fix the headrest. For the car seat headrest tube, a fully automatic shrinking machine is required.

[0003] For example, a Chinese patent (publication number: CN217290122U) discloses a shrinking machine, including a table plate, a plurality of supporting legs are fixedly connected to the bottom surface of the table plate, the table plate is rotatably connected to a turntable, a plurality of first sliding openings are provided on the surface of the turntable, a plurality of first sliding posts are slidably inserted in the plurality of first sliding openings, the top surfaces of the plurality of first sliding posts are fixedly connected to a lower connecting plate, the top surface of the lower connecting plate is fixedly connected to a lower fixing plate by a first fixing bolt, the top surface of the lower fixing plate is fixedly connected to a shrinking table, a shrinking hole is provided on the top surface of the shrinking table, the bottom diameter of the shrinking hole is smaller than the top diameter, the shrinking table of the utility model can be rotatably adjusted to a position, and the position is continuously adjusted during the shrinking process, thereby ensuring the uniformity of the shrinking and improving the shrinking quality, the shrinking table of the utility model can be easily removed by removing the first fixing bolt, so that shrinking tables of different sizes can be replaced, and workpieces of different sizes can be shrunken, with stronger adaptability.

[0004] The above-mentioned shrinking machine still has certain shortcomings. In the shrinking process, the position is constantly adjusted to ensure the uniformity of the shrinking and improve the shrinking quality. The shrinking table in the utility model can be easily removed by removing the first fixing bolt, which is convenient for replacing shrinking tables of different sizes. Workpieces of different sizes can be shrunken, and the adaptability is stronger. However, after shrinking, it is inconvenient to move the shrunken workpiece out and move the new workpiece to the shrinking machine, which affects the work efficiency. Therefore, a fully automatic shrinking machine for car seat headrest tubes is proposed to solve the above problems. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a fully automatic shrinking machine for a headrest tube of an automobile seat, which has the advantages of inconvenient movement and solves the problem of convenient movement.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fully automatic shrinking machine for a car seat headrest tube, comprising a workbench, a conveying assembly is provided on the left side of the workbench, a storage box is fixed on the right side of the workbench, four support rods are fixed on the upper surface of the workbench, a box is fixed on the upper surface of the four support rods, a moving mechanism is provided inside the box, a fixing mechanism is provided on the upper surface of the workbench, a vertical plate is fixed on the upper surface of the workbench, a second electric push rod is fixed on the back of the vertical plate, a third motor is fixed on the output end of the second electric push rod, and a shrinking sleeve is fixed on the output shaft of the third motor;

[0007] The moving mechanism includes a first motor fixed to the back side of the inner cavity of the box, and the output shaft of the first motor is fixed with a first bevel gear. The moving mechanism also includes two first screw rods rotatably connected between the left and right sides of the inner cavity of the box through a bearing seat, and the outer surfaces of the two first screw rods are provided with a transmission assembly, and the outer surface of the first screw rod at the rear end is fixed with a second bevel gear meshing with the first bevel gear. The outer surfaces of the two first screw rods are threadedly connected with two moving blocks, and two connecting rods are fixed between the two moving blocks. The lower surface of the moving block is fixed with a bottom block, and the lower surface of the bottom block is fixed with a first electric push rod, and the output end of the first electric push rod is fixed with a mechanical gripper.

[0008] Furthermore, the transmission assembly includes a sprocket fixed to the outer surface of the first screw rod, and the outer surfaces of the two sprockets are transmission-connected with chains.

[0009] Furthermore, sliders are fixed on both the front and rear sides of the moving block, and sliding grooves are provided on both the front and rear sides of the inner cavity of the box body, and the sliders are slidably connected to the inside of the sliding grooves.

[0010] Furthermore, a square hole is opened on the lower surface of the box body, and the bottom block is slidably connected to the inside of the square hole.

[0011] Furthermore, the fixing mechanism includes a shell fixed to the upper surface of the workbench, a second motor is fixed to the lower surface of the inner cavity of the shell, a third bevel gear is fixed to the output shaft of the second motor, a second screw rod is rotatably connected between the left and right sides of the inner cavity of the shell through a bearing seat, a fourth bevel gear meshing with the third bevel gear is fixed to the outer surface of the second screw rod, two movable blocks are threadedly connected to the outer surface of the second screw rod, a connecting block is fixed to the upper surface of the movable block, vertical blocks are fixed to the front and rear sides of the connecting block, and clamping blocks are fixed to the opposite sides of the vertical blocks on the left and right sides.

[0012] Furthermore, the thread of the second screw rod is divided into two sections, the two sections of thread are in opposite directions, and the connecting block is slidably connected to the upper surface of the shell.

[0013] Furthermore, two connecting plates are fixed to the upper surface of the inner cavity of the shell, and sliding rods are fixed to the opposite sides of the two connecting plates, and the movable block is slidably connected to the outer surface of the sliding rod.

[0014] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0015] 1. The fully automatic shrinking machine for the headrest tube of a car seat has a mechanical gripper that grips the pillow tube. The first electric push rod drives the mechanical gripper and the pillow tube to move to a suitable height. The first motor drives the first bevel gear to rotate, and drives the second bevel gear and the first screw rod at the rear end to rotate together. The first screw rod at the rear end drives the first screw rod at the front end to rotate together through the transmission assembly. The two first screw rods rotate at the same time, and the two moving blocks are driven to move at the same time, and the first electric push rod, the mechanical gripper and the pillow tube are driven to move together. The pillow tube at the left end will move to the top of the middle of the workbench, and the pillow tube at the right end will move to the top of the storage box. The mechanical gripper is driven to move to a suitable position by the first electric push rod, and the pillow tube at the right end will be placed in the storage box, and the pillow tube at the left end will enter the fixing mechanism. It is convenient to drive the two pillow tubes to move at one time, thereby improving work efficiency.

[0016] 2. The fully automatic shrinking machine for the headrest tube of a car seat, when the pillow tube is located between two clamping blocks, the second motor drives the third bevel gear to rotate, and drives the fourth bevel gear and the second screw to rotate together, so that the two movable blocks move relatively at the same time, and the movable block drives the connecting block, the vertical block and the clamping block to move together, and the pillow tube is clamped and fixed by the clamping block, so that the shrinking sleeve can shrink the pillow tube conveniently. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the top view of the second electric push rod, the third motor and the shrink sleeve of the utility model;

[0019] Figure 3 It is a schematic diagram of the top view of the moving mechanism of the utility model;

[0020] Figure 4 This is a three-dimensional appearance diagram of the fixing mechanism of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the fixing mechanism of the utility model.

[0022] In the figure: 1 workbench, 2 vertical plate, 3 fixing mechanism, 301 shell, 302 second motor, 303 third bevel gear, 304 second screw rod, 305 fourth bevel gear, 306 movable block, 307 connecting block, 308 vertical block, 309 clamping block, 4 support rod, 5 moving mechanism, 501 first motor, 502 first bevel gear, 503 first screw rod, 504 second bevel gear, 505 moving block, 506 transmission assembly, 507 connecting rod, 508 bottom block, 509 first electric push rod, 510 mechanical gripper, 6 box, 7 transmission assembly, 8 storage box, 9 second electric push rod, 10 third motor, 11 shrink sleeve. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-2 In this embodiment, a fully automatic shrinking machine for a car seat headrest tube includes a workbench 1. A conveying assembly 7 is provided on the left side of the workbench 1 for conveying the pillow tube to facilitate shrinking. A storage box 8 is fixed on the right side of the workbench 1 for collecting the shrunken pillow tube. Four support rods 4 are fixed on the upper surface of the workbench 1. A box 6 is fixed on the upper surface of the four support rods 4. A moving mechanism 5 is provided inside the box 6 to facilitate the movement of the shrunken and unshrunken pillow tubes to improve work efficiency. A fixing mechanism 3 is provided on the upper surface of the workbench 1 for fixing the pillow tube. A vertical plate 2 is fixed on the upper surface of the workbench 1. A second electric push rod 9 is fixed on the back of the vertical plate 2. A third motor 10 is fixed on the output end of the second electric push rod 9. A shrinking sleeve 11 is fixed on the output shaft of the third motor 10 for shrinking the pillow tube.

[0025] Among them, the conveying component 7 includes a storage box fixed on the left side of the workbench 1 and two storage racks fixed on the upper surface of the workbench 1. A groove is opened on the lower surface of the inner cavity of the storage box, and a third electric push rod is fixed on the lower surface of the inner cavity of the groove. A top block is fixed on the output end of the third electric push rod. The top block is pushed to move by the third electric push rod. After the top block drives the pillow tube to move upward to a suitable position, the pillow tube will fall onto the storage rack, which is convenient for the moving mechanism 5 to drive the pillow tube to move.

[0026] It can be understood that the third motor 10 and the shrinking sleeve 11 are moved by the second electric push rod 9, and the shrinking sleeve 11 is rotated by the third motor 10. When the shrinking sleeve 11 abuts against the pillow tube, the third motor 10 is started to drive the shrinking sleeve 11 to rotate, and at the same time, the second electric push rod 9 pushes the shrinking sleeve 11 to move to shrink the pillow tube.

[0027] See also Figure 1 and Figure 3 In order to facilitate the movement of the pillow tube, the moving mechanism 5 in this embodiment includes a first motor 501 fixed to the back side of the inner cavity of the box body 6, and the output shaft of the first motor 501 is fixed with a first bevel gear 502. The moving mechanism 5 also includes two first screw rods 503 rotatably connected between the left and right sides of the inner cavity of the box body 6 through a bearing seat. The outer surfaces of the two first screw rods 503 are provided with a transmission assembly 506. The rear end first screw rod 503 drives the front end first screw rod 503 to rotate through the transmission assembly 506. The outer surface of the rear end first screw rod 503 is fixed with a second bevel gear 504 meshing with the first bevel gear 502. The first motor 501 drives the first bevel gear 502 to rotate, and drives the second bevel gear 504 and the rear end first screw rod 503 to rotate together. The rear end first screw rod 503 drives the front end first screw rod 503 to rotate together through the transmission assembly 506.

[0028] The outer surfaces of the two first screw rods 503 are threadedly connected to two moving blocks 505. The two first screw rods 503 rotate simultaneously to drive the two moving blocks 505 to move simultaneously. Two connecting rods 507 are fixed between the two moving blocks 505 to increase the stability of the two moving blocks 505. A bottom block 508 is fixed to the lower surface of the moving block 505. A first electric push rod 509 is fixed to the lower surface of the bottom block 508. A mechanical clamp 510 is fixed to the output end of the first electric push rod 509. The mechanical clamp 510 is driven to move together by the first electric push rod 509, and the pillow tube is clamped and fixed by the mechanical clamp 510.

[0029] The transmission assembly 506 includes a sprocket fixed to the outer surface of the first screw rod 503 , and the outer surfaces of the two sprockets are transmission-connected with chains. The rear end first screw rod 503 drives the front end first screw rod 503 to rotate through the transmission assembly 506 .

[0030] In addition, sliders are fixed on the front and rear sides of the moving block 505, and sliding grooves are opened on the front and rear sides of the inner cavity of the box body 6. The sliders are slidably connected to the inside of the sliding grooves to increase the stability of the moving block 505 when moving. A square hole is opened on the lower surface of the box body 6, and the bottom block 508 is slidably connected to the inside of the square hole, so that the moving block 505 can drive the first electric push rod 509 to move through the bottom block 508.

[0031] In the moving mechanism 5 of this embodiment, the mechanical gripper 510 clamps the pillow tube, and the first electric push rod 509 drives the mechanical gripper 510 and the pillow tube to move to a suitable height. The first motor 501 drives the first bevel gear 502 to rotate, and drives the second bevel gear 504 and the rear end first screw rod 503 to rotate together. The rear end first screw rod 503 drives the front end first screw rod 503 to rotate together through the transmission assembly 506. Through the simultaneous rotation of the two first screw rods 503, the two moving blocks 505 are driven to move simultaneously, and the first electric push rod 509, the mechanical gripper 510 and the pillow tube are driven to move together. The left end pillow tube will move to the top of the middle part of the workbench 1, and the right end pillow tube will move to the top of the storage box 8. The mechanical gripper 510 is driven by the first electric push rod 509 to move to a suitable position, the right end pillow tube will be placed in the storage box 8, and the left end pillow tube will enter the fixing mechanism 3.

[0032] See also Figure 4-5 In order to facilitate the fixing of the pillow tube, the fixing mechanism 3 in this embodiment includes a shell 301 fixed to the upper surface of the workbench 1, a second motor 302 is fixed to the lower surface of the inner cavity of the shell 301, and a third bevel gear 303 is fixed to the output shaft of the second motor 302. A second screw rod 304 is rotatably connected between the left and right sides of the inner cavity of the shell 301 through a bearing seat, and a fourth bevel gear 305 meshing with the third bevel gear 303 is fixed to the outer surface of the second screw rod 304. The second motor 302 drives the third bevel gear 303 to rotate, driving The fourth bevel gear 305 rotates together with the second screw rod 304, and the outer surface of the second screw rod 304 is threadedly connected to two movable blocks 306. The second screw rod 304 rotates to drive the two movable blocks 306 to move relative to or opposite to each other at the same time. A connecting block 307 is fixed to the upper surface of the movable block 306, and vertical blocks 308 are fixed on the front and rear sides of the connecting block 307. Clamping blocks 309 are fixed on the opposite sides of the vertical blocks 308 on the left and right sides, and arc grooves are provided on the opposite sides of the two clamping blocks 309 for clamping and fixing the pillow tube.

[0033] Among them, the thread of the second screw rod 304 is divided into two sections, and the two thread directions are opposite. By rotating the second screw rod 304, the two movable blocks 306 are driven to move relative to or away from each other at the same time. The connecting block 307 is slidably connected to the upper surface of the shell 301 to increase the stability of the connecting block 307 when moving.

[0034] In addition, two connecting plates are fixed to the upper surface of the inner cavity of the shell 301, and sliding rods are fixed to the opposite sides of the two connecting plates. The movable block 306 is slidably connected to the outer surface of the sliding rod to increase the stability of the movable block 306 when moving.

[0035] In the fixing mechanism 3 of this embodiment, when the pillow tube is located between the two clamping blocks 309, the second motor 302 drives the third bevel gear 303 to rotate, and drives the fourth bevel gear 305 and the second screw rod 304 to rotate together, so that the two movable blocks 306 move relatively at the same time, and the movable block 306 drives the connecting block 307, the vertical block 308 and the clamping block 309 to move together, and the pillow tube is clamped and fixed by the clamping block 309, so that the shrinking sleeve 11 can shrink the pillow tube conveniently.

[0036] The working principle of the above embodiment is:

[0037] (1) The left-end mechanical gripper 510 grips the unshrinking pillow tube, and the right-end mechanical gripper 510 grips the shrinking pillow tube. The first electric push rod 509 is started to drive the mechanical gripper 510 to move to a suitable height. The first motor 501 is started to drive the first bevel gear 502 to rotate, and the second bevel gear 504 is driven to rotate together through the first bevel gear 502. The rear end first screw rod 503 is driven to rotate together through the second bevel gear 504. The rear end first screw rod 503 drives the rear end sprocket to rotate, and the rear end sprocket drives the chain The front end sprocket and the front end first screw rod 503 rotate together, and the two first screw rods 503 rotate at the same time, driving the two moving blocks 505 to move at the same time, and driving the first electric push rod 509, the mechanical clamp 510 and the pillow tube to move together. The left end pillow tube will move to the top of the middle of the workbench 1, and the right end pillow tube will move to the top of the storage box 8. The mechanical clamp 510 is driven by the first electric push rod 509 to move to the appropriate position, the right end pillow tube will be placed in the storage box 8, and the left end pillow tube will enter the fixing mechanism 3.

[0038] (2) When the pillow tube is located between the two clamping blocks 309, the second motor 302 is started, and the second motor 302 drives the third bevel gear 303 to rotate, and the fourth bevel gear 305 and the second screw rod 304 are driven to rotate together through the third bevel gear 303. Since the two sections of the thread of the second screw rod 304 are in opposite directions, the second screw rod 304 rotates, driving the two movable blocks 306 to move relative to each other at the same time, and the movable block 306 drives the connecting block 307 to move together, and drives the vertical block 308 to move together, and drives the clamping block 309 to move together through the vertical block 308, and clamps the pillow tube through the clamping block 309 to fix it, so that the shrinking sleeve 11 can shrink the pillow tube.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0040] 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 fully automatic necking machine for automobile seat headrest tubes, comprising a workbench (1), characterized in that: A conveying assembly (7) is provided on the left side of the workbench (1), a storage box (8) is fixed on the right side of the workbench (1), four support rods (4) are fixed on the upper surface of the workbench (1), a box (6) is fixed on the upper surface of the four support rods (4), a moving mechanism (5) is provided inside the box (6), a fixing mechanism (3) is provided on the upper surface of the workbench (1), a vertical plate (2) is fixed on the upper surface of the workbench (1), a second electric push rod (9) is fixed on the back of the vertical plate (2), a third motor (10) is fixed on the output end of the second electric push rod (9), and a shrink sleeve (11) is fixed on the output shaft of the third motor (10); The moving mechanism (5) comprises a first motor (501) fixed to the back side of the inner cavity of the box body (6); the output shaft of the first motor (501) is fixed with a first bevel gear (502); the moving mechanism (5) further comprises two first screw rods (503) rotatably connected between the left and right sides of the inner cavity of the box body (6) through a bearing seat; the outer surfaces of the two first screw rods (503) are provided with a transmission assembly (506); the outer surfaces of the first screw rods (503) at the rear end are fixed with a second bevel gear (504) meshing with the first bevel gear (502); the outer surfaces of the two first screw rods (503) are threadedly connected with two moving blocks (505); two connecting rods (507) are fixed between the two moving blocks (505); the lower surface of the moving block (505) is fixed with a bottom block (508); the lower surface of the bottom block (508) is fixed with a first electric push rod (509); and the output end of the first electric push rod (509) is fixed with a mechanical gripper (510).

2. The fully automatic shrinking machine for automobile seat headrest tubes according to claim 1, characterized in that: The transmission assembly (506) comprises a sprocket wheel fixed to the outer surface of the first screw rod (503), and the outer surfaces of the two sprocket wheels are transmission-connected with chains.

3. The fully automatic shrinking machine for automobile seat headrest tubes according to claim 1, characterized in that: Slide blocks are fixed on both the front and rear sides of the moving block (505), and slide grooves are provided on both the front and rear sides of the inner cavity of the box body (6), and the slide blocks are slidably connected to the inside of the slide grooves.

4. The fully automatic shrinking machine for automobile seat headrest tubes according to claim 1, characterized in that: A square hole is provided on the lower surface of the box body (6), and the bottom block (508) is slidably connected to the inside of the square hole.

5. The fully automatic shrinking machine for automobile seat headrest tubes according to claim 1, characterized in that: The fixing mechanism (3) comprises a shell (301) fixed to the upper surface of the workbench (1); a second motor (302) is fixed to the lower surface of the inner cavity of the shell (301); a third bevel gear (303) is fixed to the output shaft of the second motor (302); a second screw rod (304) is rotatably connected between the left and right sides of the inner cavity of the shell (301) via a bearing seat; a fourth bevel gear (305) meshing with the third bevel gear (303) is fixed to the outer surface of the second screw rod (304); two movable blocks (306) are threadedly connected to the outer surface of the second screw rod (304); a connecting block (307) is fixed to the upper surface of the movable block (306); vertical blocks (308) are fixed to the front and rear sides of the connecting block (307); and clamping blocks (309) are fixed to the opposite sides of the vertical blocks (308) on the left and right sides.

6. The fully automatic shrinking machine for automobile seat headrest tubes according to claim 5, characterized in that: The second screw rod (304) has two threads with opposite directions, and the connecting block (307) is slidably connected to the upper surface of the housing (301).

7. The fully automatic shrinking machine for automobile seat headrest tubes according to claim 5, characterized in that: Two connecting plates are fixed on the upper surface of the inner cavity of the shell (301), and sliding rods are fixed on opposite sides of the two connecting plates. The movable block (306) is slidably connected to the outer surface of the sliding rod.

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