Full-automatic sewing machine head for automobile trim panel

Abstract

The utility model discloses a machine head of a full-automatic sewing machine for an automobile trim panel. The device mainly comprises a machine head baffle, a machine head baffle 2, an upper thread clamping assembly, a presser foot assembly, a cylinder 1, a cylinder joint, a machine head mounting base body, a circuit board mounting plate, an electromagnetic valve, a board card mounting plate, a presser foot sliding rail, a presser foot limiting block, a motor mounting plate, a synchronous pulley 1, a synchronous belt, a machine head mounting base plate, a needle bar upper guide sleeve, a machine head shell, a tensioning assembly, a sensor support and a bearing seat. The device comprises a bearing seat support, a synchronous pulley assembly and a needle bar assembly. The upper wire clamping assembly is installed on the machine head shell. The presser foot assembly is mounted on the machine head shell; the tensioning assembly is mounted on the machine head mounting base plate; the synchronous pulley assembly is mounted on the main shaft; the needle bar assembly is arranged on the machine head shell; the sewing machine head with the thread trimming function is efficient and reliable, stable sewing of a machine is guaranteed, production efficiency is greatly improved, and product quality is improved.

Description

Technical Field

[0001] This fully automatic car trim sewing machine head is mainly used for fully automatic, semi-automatic and other related sewing equipment for car trim. Background Art

[0002] With economic development, automobiles have become an indispensable means of transportation for people's daily commutes and work. This massive market has led automakers to seek faster production efficiency. Currently, there are relatively few fully automatic automotive trim sewing machines, yet there is a significant market demand for such equipment. To address this shortage, increase automotive trim production, and improve the quality of finished products, this utility model designs a fully automatic automotive trim sewing machine head to address these issues. Summary of the Invention

[0003] This utility model aims to meet the needs of fully automatic and semi-automatic sewing equipment for automotive trim panels by providing a highly efficient and reliable sewing machine head with a thread trimmer. This device is a component device used in sewing equipment for automotive trim panel production, ensuring safe, efficient, and fast machine operation.

[0004] The purpose of this utility model is achieved through the following technical solutions:

[0005] A fully automatic automobile trim sewing machine head, including: a head baffle, a head baffle 2, a linear slide, an anti-loosening pad, a plum blossom fork, a core rod, a thread rod, a side cover, a reinforcing rib, a right fixing frame, a thread guide, an upper thread clamping assembly, a presser foot assembly, an electromagnet thread clamp, a cylinder 1, a cylinder joint, a head mounting base, a circuit board mounting plate, a solenoid valve, a board mounting plate, a presser foot slide rail, a presser foot limit block, a motor mounting plate, a synchronous pulley 1, a synchronous belt, a head mounting base plate, a needle bar upper guide sleeve, a head housing, a needle bar lower guide sleeve, a presser foot guide sleeve, a tensioning assembly, a sensor bracket, a bearing seat, a bearing seat bracket, a synchronous pulley assembly, and a needle bar assembly.

[0006] Upper wire clamp assembly, including: cylinder connecting plate 1, linear guide, cylinder 2, fixing plate, scissors, spacer, fixing bracket left, cylinder connecting plate 2, cylinder 3, cylinder connecting plate 3, wire trimming cylinder mounting seat, wire clamp;

[0007] The presser foot assembly includes: a swing arm, a bearing 1, a shaft, a presser foot connecting rod, a connecting rod clamping block, a cam, a presser foot rod clamping block, and a presser foot rod;

[0008] The tensioning assembly includes: a tensioning seat, a tensioning shaft, a bearing 2, a tensioning pulley, and a circlip;

[0009] Synchronous pulley assembly, including: locking sleeve, light sensor, synchronous pulley 2, flat key;

[0010] The needle bar assembly includes: a thread take-up bar fixed shaft, a thread take-up assembly, a crank, bearing 3, a main shaft, a needle bar, and a needle clamp;

[0011] The upper wire clamping assembly is installed on the machine head housing;

[0012] The presser foot assembly is mounted on the machine head housing;

[0013] The tensioning assembly is mounted on the machine head mounting base plate;

[0014] The synchronous pulley assembly is installed on the main shaft;

[0015] The head mounting base is mounted on the slide;

[0016] The head baffle is installed on the head mounting base;

[0017] The head baffle 2 is installed on the head mounting base;

[0018] The reinforcing ribs are mounted on the head mounting base;

[0019] The head mounting base plate is mounted on the head mounting base;

[0020] The bearing seat bracket is installed on the head mounting base;

[0021] The fixing frame is mounted on the machine head mounting base;

[0022] The core rod is mounted on the machine head mounting base plate;

[0023] The motor mounting plate is mounted on the machine head mounting base plate;

[0024] The solenoid valve is mounted on the machine head mounting base plate;

[0025] The board mounting plate is mounted on the machine head mounting base plate;

[0026] The thread-up rod is mounted on the machine head mounting base plate;

[0027] The sensor bracket is mounted on the head mounting base plate;

[0028] The head housing is mounted on the head mounting base plate;

[0029] The wire guide is mounted on the machine head mounting base plate;

[0030] The side cover is mounted on the head housing;

[0031] The electromagnetic wire clamp is installed on the machine head housing;

[0032] The cylinder 1 is mounted on the head housing;

[0033] The circuit board mounting plate is mounted on the machine head housing;

[0034] The presser foot slide rail is installed on the machine head housing;

[0035] The presser foot limit block is installed on the machine head housing;

[0036] The needle bar upper guide sleeve is installed on the machine head housing;

[0037] The needle bar lower guide sleeve is installed on the machine head housing;

[0038] The presser foot guide sleeve is installed on the machine head housing;

[0039] The needle bar assembly is mounted on the machine head housing;

[0040] The anti-loosening pad is installed on the core rod;

[0041] The plum blossom fork is installed on the core rod;

[0042] The cylinder joint is installed on the cylinder 1;

[0043] The synchronous pulley 1 is installed on the motor;

[0044] The synchronous belt is installed on the synchronous pulley 1;

[0045] The bearing seat is mounted on the bearing seat bracket;

[0046] The swing arm is mounted on the motor;

[0047] The bearing 1 is installed on the swing arm;

[0048] The shaft is mounted on bearing 1;

[0049] The presser foot connecting rod is installed on the shaft;

[0050] The connecting rod clamping block is installed on the presser foot connecting rod;

[0051] The cam is mounted on the connecting rod clamp;

[0052] The presser foot rod clamping block is installed on the cam;

[0053] The presser foot rod is installed on the presser foot rod clamping block;

[0054] The tensioning shaft is installed on the tensioning seat;

[0055] The bearing 2 is installed on the tensioner;

[0056] The tensioner is mounted on the tensioning shaft;

[0057] The elastic retaining ring is installed on the tensioning shaft;

[0058] The locking sleeve is installed on the main shaft;

[0059] The synchronous pulley 2 is installed on the locking sleeve;

[0060] The flat key is installed on the locking sleeve;

[0061] The photosensitive sheet is installed on the synchronous pulley 2;

[0062] The bearing 3 is mounted on the head housing;

[0063] The main shaft is mounted on the bearing 3;

[0064] The crank is mounted on the main shaft;

[0065] The thread take-up assembly is mounted on the crank;

[0066] The fixed shaft of the thread take-up rod is installed on the thread take-up assembly;

[0067] The needle bar is installed on the thread take-up assembly;

[0068] The needle clamp is installed on the needle rod;

[0069] The cylinder 2 is installed on the upper left of the fixing frame;

[0070] The cylinder connecting plate 2 is installed on the cylinder 2;

[0071] The fixing plate is mounted on the cylinder 2;

[0072] The cushion block is mounted on the cylinder connecting plate 2;

[0073] The cylinder connecting plate 1 is installed on the pad;

[0074] The linear guide rail is installed on the cylinder connecting plate 1;

[0075] The cylinder connecting plate 3 is installed on the cylinder connecting plate 2;

[0076] The cylinder 3 is mounted on the cylinder connecting plate 3;

[0077] The thread trimming cylinder mounting seat is installed on the cylinder connecting plate 3;

[0078] The scissors are mounted on a thread trimming cylinder mounting seat;

[0079] The wire clamp is installed on the cylinder 3;

[0080] The device designed in this trial utility model uses cylinder 1 to push the guide down to determine the sewing position, and drives the presser foot to descend and press the material through the motor to prevent the material from running around. The motor drives the synchronous wheel, the synchronous wheel drives the synchronous belt, the synchronous belt drives the synchronous wheel 2, the synchronous wheel 2 drives the main shaft, and then the main shaft drives the thread take-up assembly and the needle bar assembly to sew the material. After sewing is completed, the cylinder 2 pushes the thread clamp and the scissors forward, the thread clamp first clamps the thread, then the scissors cut the thread, the electromagnetic thread clamp loosens the thread, the cylinder 2 retracts the thread clamp, and finally the thread clamp loosens the thread, thus realizing the entire sewing process of the device.

[0081] The advantages and beneficial effects of the present invention are:

[0082] This utility model overcomes the shortcomings of existing technologies, resolving the technical difficulties of slow sewing speed, time-consuming and labor-intensive manual thread trimming, and low work efficiency. It provides a fully automatic automotive trim sewing head device with fast sewing speed, stable product output, and a long service life. This saves labor time, significantly increases automotive trim production, improves the stability and reliability of the automotive trim sewing device, ensures product quality, and reduces costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0083] Figure 1 It is a three-dimensional diagram of the head of a fully automatic automobile trim sewing machine;

[0084] Figure 2 、 Figure 3 、 Figure 4 This is an exploded view of the head of a fully automatic automotive trim sewing machine;

[0085] Figure 5 is an exploded view of the presser foot assembly (13);

[0086] Figure 6 is an exploded view of the upper clamp assembly (12);

[0087] Figure 7 is an exploded view of the tensioning assembly (31);

[0088] Figure 8 is an exploded view of the synchronous pulley assembly (35);

[0089] Figure 9 is an exploded view of the needle bar assembly (36);

[0090] Figure 10 This is the overall schematic diagram of the head of the fully automatic automobile trim sewing machine;

[0091] 1. Machine head baffle, 2. Machine head baffle 2, 3. Linear slide, 4. Anti-loosening pad, 5. Plum blossom fork, 6. Core rod, 7. Upper thread rod, 8. Side cover, 9. Reinforcement rib, 10. Fixed bracket right, 11. Thread guide, 12. Upper thread clamp assembly, 13. Presser foot assembly, 14. Electromagnetic thread clamp, 15. Cylinder 1, 16. Cylinder joint, 17. Machine head mounting base, 18. Circuit board mounting plate, 19. Electric Solenoid valve, 20. Card mounting plate, 21. Presser foot slide rail, 22. Presser foot stop block, 23. Motor mounting plate, 24. Synchronous pulley 1, 25. Synchronous belt, 26. Machine head mounting base plate, 27. Needle bar upper guide sleeve, 28. Machine head housing, 29. Needle bar lower guide sleeve, 30. Presser foot guide sleeve, 31. Tensioning assembly, 32. Sensor bracket, 33. Bearing seat, 34. Bearing seat bracket, 35. Synchronous pulley Assembly, 36. Needle bar assembly, 37. Swing arm, 38. Bearing 1, 39. Shaft, 40. Presser foot connecting rod, 41. Connecting rod clamp, 42. Cam, 43. Presser foot rod clamp, 44. Presser foot rod, 45. Cylinder connecting plate 1, 46. Linear guide, 47. Cylinder 2, 48. Fixed plate, 49. Scissors, 50. Spacer, 51. Fixed frame left, 52. Cylinder connecting plate 2, 53. Cylinder 3, 54 Cylinder connecting plate 3, 55. Trimmer cylinder mounting base, 56. Thread clamp, 57. Tensioning seat, 58. Tensioning shaft, 59. Bearing 2, 60. Tensioner, 61. Circlip, 62. Locking sleeve, 63. Photosensitive plate, 64. Synchronous pulley 2, 65. Flat key, 66. Thread take-up lever fixing shaft, 67. Thread take-up assembly, 68. Crank, 69. Bearing 3, 70. Spindle, 71. Needle bar, 72. Needle clamp DETAILED DESCRIPTION

[0092] In order to further understand the content, features and effects of the present invention, the following embodiments are given as examples and described in detail with reference to the accompanying drawings. It should be noted that the embodiments are illustrative and not restrictive, and the scope of protection of the present invention cannot be limited thereby.

[0093] A fully automatic automobile trim sewing machine head, mainly comprising: a head baffle (1), a head baffle 2 (2), a linear slide (3), an anti-loosening pad (4), a plum blossom fork (5), a core rod (6), a thread rod (7), a side cover (8), a reinforcing rib (9), a right fixing frame (10), a thread guide (11), an upper thread clamp assembly (12), a presser foot assembly (13), an electromagnetic thread clamp (14), a cylinder 1 (15), a cylinder joint (16), a head mounting base (17), a circuit board mounting plate (18), Solenoid valve (19), card mounting plate (20), presser foot slide rail (21), presser foot stop block (22), motor mounting plate (23), synchronous pulley 1 (24), synchronous belt (25), machine head mounting base plate (26), needle bar upper guide sleeve (27), machine head housing (28), needle bar lower guide sleeve (29), presser foot guide sleeve (30), tensioning assembly (31), sensor bracket (32), bearing seat (33), bearing seat bracket (34), synchronous pulley assembly (35), needle bar assembly (36);

[0094] The upper clamp assembly (12) includes: a cylinder connecting plate 1 (45), a linear guide rail (46), a cylinder 2 (47), a fixing plate (48), a scissors (49), a pad (50), a fixing frame left (51), a cylinder connecting plate 2 (52), a cylinder 3 (53), a cylinder connecting plate 3 (54), a trimming cylinder mounting seat (55), and a wire clamp (56);

[0095] The presser foot assembly (13) comprises: a swing arm (37), a bearing 1 (38), a shaft (39), a presser foot connecting rod (40), a connecting rod clamping block (41), a cam (42), a presser foot rod clamping block (43), and a presser foot rod (44);

[0096] The tensioning assembly (31) includes: a tensioning seat (57), a tensioning shaft (58), a bearing 2 (59), a tensioning wheel (60), and an elastic retaining ring (61);

[0097] The synchronous pulley assembly (35) includes: a locking sleeve (62), a light-sensitive sheet (63), a synchronous pulley 2 (64), and a flat key (65);

[0098] The needle bar assembly (36) includes: a thread take-up bar fixed shaft (66), a thread take-up assembly (67), a crank (68), a bearing 3 (69), a main shaft (70), a needle bar (71), and a needle clamp (72).

[0099] The machine head mounting base (17) is mounted on the slide (3);

[0100] The machine head baffle (1) is mounted on the machine head mounting base (17);

[0101] The machine head baffle 2 (2) is mounted on the machine head mounting base (17);

[0102] The reinforcing rib (9) is mounted on the machine head mounting base (17);

[0103] The machine head mounting substrate (26) is mounted on the machine head mounting base (17);

[0104] The bearing seat bracket (34) is mounted on the machine head mounting base (17);

[0105] The right fixing frame (10) is mounted on the machine head mounting base (17);

[0106] The core rod (6) is mounted on the machine head mounting base plate (26);

[0107] The motor mounting plate (23) is mounted on the machine head mounting base plate (26);

[0108] The solenoid valve (19) is mounted on the machine head mounting base plate (26);

[0109] The board mounting plate (20) is mounted on the machine head mounting base plate (26);

[0110] The thread-up rod (7) is mounted on the machine head mounting base plate (26);

[0111] The tensioning assembly (31) is mounted on the machine head mounting base plate (26);

[0112] The sensor bracket (32) is mounted on the machine head mounting base plate (26);

[0113] The machine head housing (28) is mounted on the machine head mounting base plate (26);

[0114] The wire guide (11) is mounted on a machine head mounting base (26);

[0115] The side cover (8) is mounted on the head housing (28);

[0116] The electromagnetic wire clamp (14) is mounted on the machine head housing (28);

[0117] The presser foot assembly (13) is mounted on the machine head housing (28);

[0118] The upper wire clamping assembly (12) is mounted on the machine head housing (28);

[0119] The cylinder 1 (15) is mounted on the head housing (28);

[0120] The circuit board mounting plate (18) is mounted on the machine head housing (28);

[0121] The presser foot slide rail (21) is mounted on the machine head housing (28);

[0122] The presser foot limit block (22) is mounted on the machine head housing (28);

[0123] The needle bar upper guide sleeve (27) is mounted on the machine head housing (28);

[0124] The needle bar lower guide sleeve (29) is mounted on the machine head housing (28);

[0125] The presser foot guide sleeve (30) is mounted on the machine head housing (28);

[0126] The needle bar assembly (36) is mounted on the machine head housing (28);

[0127] The anti-loosening pad (4) is installed on the core rod (6);

[0128] The plum blossom fork (5) is mounted on the core rod (6);

[0129] The cylinder joint (16) is mounted on the cylinder 1 (15);

[0130] The synchronous pulley 1 (24) is mounted on the motor;

[0131] The synchronous belt (25) is installed on the synchronous pulley 1 (24);

[0132] The bearing seat (33) is mounted on the bearing seat bracket (34);

[0133] The synchronous pulley assembly (35) is mounted on the main shaft (70);

[0134] The swing arm (37) is mounted on the motor;

[0135] The bearing 1 (38) is mounted on the swing arm (37);

[0136] The shaft (39) is mounted on the bearing 1 (38);

[0137] The presser foot connecting rod (40) is mounted on the shaft (39);

[0138] The connecting rod clamp (41) is mounted on the presser foot connecting rod (40);

[0139] The cam (42) is mounted on the connecting rod clamp (41);

[0140] The presser foot rod clamp (43) is mounted on the cam (42);

[0141] The presser foot rod (44) is mounted on the presser foot rod clamp (43);

[0142] The tensioning shaft (58) is mounted on the tensioning seat (57);

[0143] The bearing 2 (59) is mounted on the tensioner (60);

[0144] The tensioning wheel (60) is mounted on the tensioning shaft (58);

[0145] The elastic retaining ring (61) is mounted on the tensioning shaft (58);

[0146] The locking sleeve (62) is mounted on the main shaft (70);

[0147] The synchronous pulley 2 is mounted on the locking sleeve (62);

[0148] The flat key (65) is mounted on the locking sleeve (62);

[0149] The photosensitive sheet (63) is mounted on the synchronous pulley 2 (64);

[0150] The bearing 3 (69) is mounted on the head housing (28);

[0151] The main shaft (70) is mounted on the bearing 3 (69);

[0152] The crank (68) is mounted on the main shaft (70);

[0153] The thread take-up assembly (67) is mounted on a crank (68);

[0154] The thread take-up rod fixed shaft (66) is mounted on the thread take-up assembly (67);

[0155] The needle bar (71) is mounted on the thread take-up assembly (67);

[0156] The needle clamp (72) is mounted on the needle rod (71);

[0157] The cylinder 2 (47) is mounted on the left side of the fixed frame (51);

[0158] The cylinder connecting plate 2 (52) is mounted on the cylinder 2 (47);

[0159] The fixing plate (48) is mounted on the cylinder 2 (47);

[0160] The pad (50) is mounted on the cylinder connecting plate 2 (52);

[0161] The cylinder connecting plate 1 (45) is mounted on the pad (50);

[0162] The linear guide rail (46) is mounted on the cylinder connecting plate 1 (45);

[0163] The cylinder connecting plate 3 (54) is mounted on the cylinder connecting plate 2 (52);

[0164] The cylinder 3 (53) is mounted on the cylinder connecting plate 3 (54);

[0165] The thread trimming cylinder mounting seat (55) is mounted on the cylinder connecting plate 3 (54);

[0166] The scissors (49) are mounted on a thread trimming cylinder mounting seat (55);

[0167] The wire clamp (56) is mounted on the cylinder 3 (53).

[0168] First, the material is placed on the table, and the cylinder 1 (15) pushes the guide downward to confirm the sewing position to prevent the material from running around. The motor drives the synchronous pulley (24), the synchronous pulley (24) drives the synchronous belt (25), the synchronous belt (25) drives the synchronous pulley 2 (64), the synchronous pulley 2 (64) drives the main shaft (70), and then the main shaft (70) drives the thread picking assembly (67) and the needle bar (71) to sew the material. After sewing is completed, the cylinder 2 (47) pushes the thread clamp (56) and the scissors (49) forward, the thread clamp (56) first clamps the thread, and then the scissors (49) cuts the thread, the electromagnetic thread clamp (14) loosens the thread, and the cylinder 2 (47) retracts the thread clamp (56) that clamps the thread. Finally, the thread clamp (56) loosens the thread, completing the entire sewing process.

Claims

1. A fully automatic automobile trim sewing machine head, comprising: Head baffle, head baffle 2, linear slide, anti-loosening pad, plum blossom fork, core rod, upper thread rod, side cover, reinforcement rib, fixed frame right, thread guide, upper thread clamp assembly, presser foot assembly, electromagnet thread clamp, cylinder 1, cylinder joint, head mounting base, circuit board mounting plate, solenoid valve, board mounting plate, presser foot slide rail, presser foot limit block, motor mounting plate, synchronous pulley 1, synchronous belt, head mounting base plate, needle bar upper guide sleeve, head housing, needle bar lower guide sleeve, presser foot guide sleeve, tensioning assembly, sensor bracket, bearing seat, bearing seat bracket, synchronous pulley assembly, needle bar assembly, swing arm, bearing 1, shaft, presser foot connecting rod, connecting rod clamp block, cam, presser foot rod clamp block , presser foot rod, cylinder connecting plate 1, linear guide, cylinder 2, fixed plate, scissors, pad, fixed frame left, cylinder connecting plate 2, cylinder 3, cylinder connecting plate 3, thread trimmer cylinder mounting seat, wire clamp, tensioning seat, tensioning shaft, bearing 2, tensioning wheel, elastic retaining ring, locking sleeve, photosensitive sheet, synchronous pulley 2, flat key, thread take-up rod fixed shaft, thread take-up assembly, crank, bearing 3, main shaft, needle bar, needle clamp; the upper thread clamp assembly is installed on the machine head housing; the presser foot assembly is installed on the machine head housing; the tensioning assembly is installed on the machine head mounting base plate; the synchronous pulley assembly is installed on the main shaft; the needle bar assembly is installed on the machine head housing.

2. The fully automatic automobile trim sewing machine head according to claim 1, characterized in that: The cylinder 1 is mounted on the machine head housing and pushes the guide down to determine the sewing position.

3. The fully automatic automobile trim sewing machine head according to claim 1, characterized in that: The presser foot assembly comprises a swing arm, a bearing 1, a shaft, a presser foot connecting rod, a connecting rod clamping block, a cam, a presser foot rod clamping block, and a presser foot rod, and drives the presser foot to move up and down.

4. The fully automatic automobile trim sewing machine head according to claim 1, characterized in that: The upper wire clamping assembly includes: a cylinder connecting plate 1, a linear guide rail, a cylinder 2, a fixed plate, scissors, a pad, a left fixed frame, a cylinder connecting plate 2, a cylinder 3, a cylinder connecting plate 3, a wire trimming cylinder mounting seat, and a wire clamp, which realizes the functions of wire trimming and clamping.

5. The fully automatic automobile trim sewing machine head according to claim 1, characterized in that: The tensioning assembly includes: a tensioning seat, a tensioning shaft, a bearing 2, a tensioning pulley, and an elastic retaining ring to prevent the synchronous pulley belt from loosening.

6. The fully automatic automobile trim sewing machine head according to claim 1, characterized in that: The synchronous pulley assembly comprises a locking sleeve, a light-sensitive sheet, a synchronous pulley 2 and a flat key, which drives the main shaft and the needle bar to move to realize the sewing function.

7. The fully automatic automobile trim sewing machine head according to claim 1, characterized in that: The needle bar assembly includes: a thread take-up rod fixed shaft, a thread take-up assembly, a crank, a bearing 3, a main shaft, a needle bar, and a needle clamp, which controls the up and down movement of the needle bar.

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