Automobile seat framework machining clamp

Abstract

The utility model discloses a machining clamp for an automobile seat framework. The machining clamp comprises a clamp base, an overturning frame supporting seat, an overturning frame shaft seat, an overturning deflector rod, an overturning transmission mechanism, an overturning frame plate and a clamping mechanism. The number of the clamp bases and the number of the roll-over stand supporting seats are both two, and the two roll-over stand supporting seats and the two roll-over stand shaft seats are arranged at the four corners of the clamp bases. The overturning driving lever is coupled to the clamp base; a sector gear is arranged on the overturning driving lever; the overturning frame plate is coupled to the overturning frame shaft seat through an overturning shaft rod; a transmission gear is fixed at the lower end of the worm gear; the clamping mechanism is arranged on the turnover frame plate; the seat framework is fixed to the upper end face of the overturning frame plate through a clamping mechanism. The worm is in meshing transmission with the worm gear; the transmission gear is in meshing transmission with the sector gear; the overturning frame plate is axially deflected and overturned through the overturning driving lever; and all-directional machining of the seat framework is facilitated, and damage to the paint surface of the seat framework due to repeated installation is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile seat processing auxiliary equipment, and in particular relates to an automobile seat frame processing fixture. Background Art

[0002] my country's automobile industry has developed rapidly in recent years. In order to improve efficiency in the automobile manufacturing process, auxiliary production tools have also been developed. In the production process of existing automobile seats, clamps are needed to fix the position of the automobile seats to facilitate the processing of the automobile seats. However, the existing clamps are not very versatile. When the size of the automobile seats is different, different clamps need to be replaced. In addition, the existing clamp structure is relatively complex. After the staff fixes and clamps the automobile seats, it is not convenient to process the top and bottom surfaces of the seats. When the automobile seat frame is repeatedly clamped, there are too many collisions between the clamps and the automobile seat frame, which will also cause damage to the paint surface, thus affecting production efficiency. Summary of the invention

[0003] The purpose of the present invention is to solve the above-mentioned problem and provide a processing fixture for an automobile seat frame.

[0004] A processing fixture for a car seat frame, comprising: a fixture base 1, a flip frame support seat 2, a flip frame shaft seat 3, a flip lever 4, a flip transmission mechanism 5, a flip frame plate 6, and a clamping mechanism; the flip frame support seat 2 is provided at both corners of one side of the fixture base 1; the flip frame shaft seat 3 is provided at both corners of the other side of the fixture base 1; a lever rotating shaft 12 is provided on the upper end surface of the fixture base 1; the flip lever 4 is axially connected to the shaft pin 12; and a fan-shaped gear 41 is provided on the flip lever 4;

[0005] The flip transmission mechanism 5 includes: a transmission mechanism frame 51, a worm 53, a transmission gear 54, a flip shaft rod 55, and a worm wheel 56; the transmission mechanism frame 51 is fixed on the clamp base 1 between the two flip frame shaft seats 3; the worm 53 is axially connected in the transmission mechanism frame 51; the transmission gear 54 is fixed to the lower end of the worm 53; the two ends of the flip shaft rod 55 are respectively axially connected to the flip frame shaft seat 3; the worm wheel 56 is arranged in the middle of the flip shaft rod 55; one side of the bottom of the flip frame plate 6 is fixedly connected to the flip shaft rod 55; the clamping mechanism is arranged on the flip frame plate 6; the seat frame is fixed to the upper end surface of the flip frame plate 6 through the clamping mechanism; the worm 53 and the worm wheel 56 are meshed for transmission; the transmission gear 54 and the fan gear 41 are meshed for transmission; the flip frame plate 6 is flipped by axial deflection of the flip lever 4.

[0006] The sector gear 41 is arranged on the short side of the flip lever 4; a lever shaft hole 42 is arranged at one third of the flip lever 4; the lever shaft hole 42 is axially connected to the shaft pin 12; an arm 43 is arranged on the other side of the lever shaft hole 42; and a handle 44 is axially connected to the end of the arm 43.

[0007] The transmission mechanism frame 51 is an H-shaped metal component; the transmission mechanism frame 51 is fixed on the clamp base 1 between the two flip frame shaft seats 3 by bolt locking; the top of the worm 53 is axially connected to the worm pressing plate 52; the worm pressing plate 52 is locked to the upper end of the transmission mechanism frame 51; a worm shaft hole 511 is provided in the middle of the worm 52; the lower part of the worm 53 is axially connected to the worm shaft hole 511; a polygonal column 532 is provided at the lower end of the worm 53; a polygonal through hole is provided at the center of the transmission gear 54, and the polygonal through hole of the transmission gear 54 is sleeved on the polygonal column 532.

[0008] The flip frame plate 6 is a cubic metal plate component; two corners on one side of the lower end surface of the flip frame plate 6 are fixedly connected to the upper end surface of the flip connecting frame 551; support flanges 62 are provided at the two corners on the other side of the lower end surface of the flip frame plate 6, and the support flanges 62 can be rested on the flip frame support seat 2; a hollow window 63 is provided on the flip frame plate 6; and a clamping mechanism is arranged on the upper end surface of the flip frame plate 6.

[0009] The clamping mechanism includes: a first pressure block slide bar 71, a first pressure block 72, a clamping frame slide bar 73, a clamping frame spring 74, a second pressure block slide bar 75, and a second pressure block 76; the first pressure block slide bar 71 is fixed to one side of the upper end surface of the flip frame plate 6 through the first slide bar seats 711 at both ends; two first pressure blocks 72 are sleeved on the first pressure block slide bar 71; the two first pressure blocks 72 can slide on the first pressure block slide bar 71; there are two clamping frame slide bars 73 and two clamping frame springs 74, and the two clamping frame slide bars 73 have the same structure; the two clamping frame slide bars 73 They are respectively fixed on the two side ends of the flip frame plate 6; the clamping frame slide rod 73 is fixed to the upper end surface of the flip frame plate 6 through the clamping frame slide rod seat 731; a clamping frame spring 74 is sleeved on the clamping frame slide rod 73 on each side; the two ends of the second pressure block slide rod 75 are sleeved on the two clamping frame slide rods 73; a handle 752 is provided in the middle of the second pressure block slide rod 75; there are two second pressure blocks 76, and the two second pressure blocks 76 are sleeved on the second pressure block slide rods 75 on both sides of the handle 752, and the two second pressure blocks 76 can slide on the second pressure block slide rods 75 on both sides of the handle 752 respectively.

[0010] The two clamping frame slide bars 73 are parallel to each other; the axis lines of the two clamping frame slide bars 73 are perpendicular to the axis line of the first pressing block slide bar 71 .

[0011] The first pressing block 72 and the second pressing block slide bar 75 have the same structure; both the first pressing block 72 and the second pressing block slide bar 75 are provided with a U-shaped groove for clamping the frame of the bottom of the seat.

[0012] The present technical scheme provides a kind of automobile seat frame processing fixture, which comprises: fixture base, flip frame support seat, flip frame shaft seat, flip lever, flip transmission mechanism, flip frame plate, clamping mechanism; the fixture base and flip frame support seat are each provided with two, two flip frame support seats and two flip frame shaft seats are arranged at the four corners of the fixture base; the flip lever is axially connected to the fixture base; the flip lever is provided with a fan-shaped gear; the flip frame plate is axially connected to the flip frame shaft seat through a flip shaft rod; a worm gear is provided in the middle part of the flip shaft rod, and a transmission gear is fixed at the lower end of the worm gear; the clamping mechanism is arranged on the flip frame plate; the seat frame is fixed to the upper end surface of the flip frame plate through the clamping mechanism; the worm gear and the worm gear are meshed for transmission; the transmission gear and the fan gear are meshed for transmission; the flip frame plate is axially deflected and flipped by the flip lever; it is convenient for all-round processing of the seat frame and avoids damage to the paint surface of the seat frame due to repeated installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is an overall schematic diagram of a processing fixture for an automobile seat frame of the utility model;

[0014] Figure 2 This is a schematic diagram of a fixture base of a vehicle seat frame processing fixture of the utility model;

[0015] Figure 3 This is an enlarged schematic diagram of the local structure of a fixture base of a vehicle seat frame processing fixture of the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of a flip shaft rod of a processing fixture for a car seat frame of the utility model;

[0017] Figure 5 This is a schematic diagram of the structure of a flip frame plate of a car seat frame processing fixture of the utility model;

[0018] Figure 6 This is a schematic diagram of the use state of a vehicle seat frame processing fixture of the utility model;

[0019] Figure 7 This is a schematic diagram of the flipping of a processing fixture for a car seat frame of the utility model;

[0020] In the figure: 1. fixture base, 2. flip frame support seat, 21. cylindrical metal component, 22. support plate, 23. buffer rubber pad, 3. flip frame shaft seat, 31. shaft sleeve, 4. flip lever, 41. sector gear, 411. teeth, 42. lever shaft hole, 43. arm, 44. handle, 5. flip transmission mechanism, 51. transmission mechanism frame, 511. worm shaft hole, 532. polygonal column, 52. worm pressing piece, 53. worm, 54. transmission gear, 55. Flip shaft, 551. Flip connecting frame, 56. Worm gear, 6. Flip frame plate, 62. Support flange, 63. Hollow window, 71. First pressure block slide bar, 711. First slide bar seat, 72. First pressure block, 722. First U-shaped groove, 73. Clamping frame slide bar, 731. Clamping frame slide bar seat, 74. Clamping frame spring, 75. Second pressure block slide bar, 751. Slide bar shaft connection part, 752. Handle, 76. Second pressure block, 762. Second U-shaped groove. DETAILED DESCRIPTION

[0021] The technical scheme will be further described clearly and completely below in conjunction with the accompanying drawings of the technical scheme. The described embodiments are only a part of the technical scheme, not all of the embodiments. Based on the technical scheme, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Example

[0022] See also Figures 1 to 7 As shown, a car seat frame processing fixture comprises: a fixture base 1, a flip frame support seat 2, a flip frame shaft seat 3, a flip lever 4, a flip transmission mechanism 5, a flip frame plate 6, and a clamping mechanism;

[0023] The main body of the clamp base 1 is a cubic metal plate member; two flip frame support seats 2 and flip frame shaft seats 3 are provided, and the two flip frame support seats 2 have the same structure. The two flip frame support seats 2 are fixed to the two corners on one side of the clamp base 1 by bolts; the two flip frame shaft seats 3 have the same structure, and the two flip frame shaft seats 3 are fixed to the two corners on the other side of the clamp base 1 by bolts; that is, the two flip frame support seats 2 and the two flip frame shaft seats 3 are provided at the four corners of the clamp base 1; the upper end surface of the clamp base 1 is provided with a lever shaft 12; the flip lever 4 is axially connected to the shaft pin 12;

[0024] The upper end of the flip frame support seat 2 is a cylindrical metal component 21, and the lower end of the flip frame support seat 2 is provided with a support plate 22; the support plate 22 is provided with a locking screw hole, and the screw passes through the locking screw hole to fix the flip frame support seat 2 to the upper end surface of the fixture base 1; the top of the flip frame support seat 2 is provided with a circular countersunk hole, and a buffer rubber pad 23 is provided at the circular countersunk hole.

[0025] The turning frame shaft seat 3 is provided with a shaft sleeve 31 ; the axes of the two shaft sleeves 31 provided on the two turning frame shaft seats 3 coincide with each other on the same straight line.

[0026] The short side of the flip lever 4 is provided with a sector gear 41; a lever shaft hole 42 is provided at one-third of the flip lever 4; the lever shaft hole 42 is axially connected to the shaft pin 12; an arm rod 43 is provided on the long side of the flip lever 4; a handle 44 is axially connected to the end of the arm rod 43; that is, the flip lever 4 is composed of a sector gear 41, a lever shaft hole 42 and an arm rod 43, and a handle 44 is provided at the end of the arm rod 43; the lever shaft 12 is provided at the center of the upper end of the clamp base 1, and the lever shaft hole 42 is axially connected to the lever shaft 12.

[0027] The flip transmission mechanism 5 comprises: a transmission mechanism frame 51, a worm pressing plate 52, a worm 53, a transmission gear 54, a flip shaft rod 55, and a worm wheel 56; the transmission mechanism frame 51 is an H-shaped metal component; the transmission mechanism frame 51 is fixed to the fixture base 1 between the two flip frame shaft seats 3 by bolts; the top of the worm 53 is axially connected to the worm pressing plate 52; the worm pressing plate 52 is locked to the upper end of the transmission mechanism frame 51; a worm shaft hole 511 is provided in the middle of the worm 52; the lower part of the worm 53 is axially connected to the worm shaft hole 511; a polygonal column 532 is provided at the lower end of the worm 53; a polygonal through hole is provided at the center of the transmission gear 54, and the polygonal through hole of the transmission gear 54 is sleeved on the polygonal column 532;

[0028] The two ends of the flip shaft 55 are axially connected to the shaft sleeves 31 on both sides; two flip connecting frames 551 are provided on the flip shaft 55, and one side of the flip frame plate 6 is fixed to the upper end of the flip connecting frame 551 by bolts; the worm gear 56 is provided at the center of the flip shaft 55;

[0029] The worm 53 is meshed with the worm wheel 56 for transmission; the transmission gear 54 is meshed with the teeth 411 of the sector gear 41 for transmission; the flip lever 4 is deflected along the lever shaft 12 to drive the flip frame 6 to flip.

[0030] The flip frame plate 6 is a cubic metal plate component; two corners on one side of the lower end surface of the flip frame plate 6 are fixedly connected to the upper end surface of the flip connecting frame 551; support flanges 62 are provided at the two corners on the other side of the lower end surface of the flip frame plate 6, and the support flanges 62 can be rested on the flip frame support seat 2; a hollow window 63 is provided on the flip frame plate 6; and a clamping mechanism is arranged on the upper end surface of the flip frame plate 6.

[0031] The clamping mechanism includes: a first pressure block slide bar 71, a first pressure block 72, a clamping frame slide bar 73, a clamping frame spring 74, a second pressure block slide bar 75, and a second pressure block 76;

[0032] The first clamping rod 77 is provided with two first slide rod seats 711 at two ends of the first clamping rod slide 71; the first clamping rod slide 71 is fixed to one side of the upper end surface of the flip frame plate 6 through the first slide rod seat 711; the first clamping rod slide 72 is provided with two, and the two first clamping blocks 72 have the same structure; one side of the first clamping block 72 is provided with an axial through hole, and the two first clamping blocks 72 are sleeved on the first clamping block slide rod 71, and the two first clamping blocks 72 can slide on the first clamping block slide rod 71; the other side of the first clamping block 72 is provided with a first U-shaped groove 722; the clamping frame slide rod 73 and the clamping frame spring 74 are each provided with two, and the two clamping frame slide rods 73 have the same structure; the two clamping frame slide rods 73 are respectively fixed to the end portions of the flip frame plate 6 on both sides; the end of the clamping frame slide rod 73 is provided with a clamping frame slide rod seat 731; the clamping frame slide rod 73 is fixed to the upper end surface of the flip frame plate 6 through the clamping frame slide rod seats 731 at its two ends; the clamping frame slide rod 73 is fixed to the upper end surface of the flip frame plate 6 through the clamping frame slide rod seats 731 at its two ends; the clamping frame spring 74 is sleeved on the clamping frame slide rod 73 on each side

[0033] The two clamping frame slide bars 73 are parallel to each other; the axis lines of the two clamping frame slide bars 73 are perpendicular to the axis line of the first pressing block slide bar 71;

[0034] The second pressing block slide bar 75 is parallel to the first pressing block slide bar 71; slide bar shaft connection parts 751 are provided at both ends of the second pressing block slide bar 75; the two slide bar shaft connection parts 751 are respectively sleeved on the two clamping frame slide bars 73; the two ends of the clamping frame spring 74 are respectively against the clamping frame slide bar seat 731 and the slide bar shaft connection parts 751;

[0035] A handle 752 is provided in the middle of the second pressing block slide bar 75; two second pressing blocks 76 are provided, and the two second pressing blocks 76 are sleeved on the second pressing block slide bars 75 on both sides of the handle 752, and the two second pressing blocks 76 can slide on the second pressing block slide bars 75 on both sides of the handle 752 respectively;

[0036] The second pressing block slide bar 75 has the same structure as the first pressing block 72; the other end of the second pressing block 76 is provided with a second U-shaped groove 762; the first U-shaped groove 722 and the second U-shaped groove 762 clamp the frame of the bottom of the seat.

[0037] How to use

[0038] A car seat frame processing fixture is mainly used as an auxiliary processing tool used on a car seat processing assembly line. The fixture base 1 is placed on a drag chain assembly line conveyor belt (it can also be placed on a conveyor belt with a larger load-bearing capacity); the metal brackets on both sides of the rear end of the seat metal frame are inserted into the first U-shaped groove 722; the pull handle 752 on the second pressure block slide 75 is pulled; the metal brackets on both sides of the front end of the seat metal frame are inserted into the second U-shaped groove 752, and the handle 752 is released; the second pressure block 76 presses the seat metal frame backward to fix the car seat frame on the flip frame; the handle 44 is pulled in the horizontal direction, the fan gear 41 engages with the transmission gear 54, the worm 53 rotates synchronously with the transmission gear 54, and the worm engages with the worm wheel, thereby driving the flip frame 6 to pitch and flip; the hollow window 63 provided on the flip frame 6 is convenient for processing the bottom surface of the seat, convenient for all-round processing of the seat frame, and avoids damage to the paint surface of the seat frame due to repeated installation.

Claims

1. A car seat frame processing fixture, comprising: A clamp base (1), a flip frame support base (2), a flip frame shaft base (3), a flip lever (4), a flip transmission mechanism (5), a flip frame plate (6), and a clamping mechanism; characterized in that: a flip frame support base (2) is provided at both corners on one side of the clamp base (1); a flip frame shaft base (3) is provided at both corners on the other side of the clamp base (1); a lever rotating shaft (12) is provided on the upper end surface of the clamp base (1); the flip lever (4) is axially connected to the lever rotating shaft (12); a fan-shaped gear (41) is provided on the flip lever (4); the flip transmission mechanism (5) comprises: a transmission mechanism frame (51), a worm (53), a transmission gear (54), a flip shaft rod (55), and a worm wheel (56); the transmission mechanism frame (51) is fixed on the clamp base (1) between the two turning frame shaft seats (3); the worm (53) is axially connected to the transmission mechanism frame (51); the transmission gear (54) is fixed to the lower end of the worm (53); the two ends of the turning shaft rod (55) are respectively axially connected to the turning frame shaft seat (3); the worm wheel (56) is arranged in the middle of the turning shaft rod (55); one side of the bottom of the turning frame plate (6) is fixedly connected to the turning shaft rod (55); the clamping mechanism is arranged on the turning frame plate (6); the seat frame is fixed to the upper end surface of the turning frame plate (6) through the clamping mechanism; the worm (53) and the worm wheel (56) are meshed for transmission; the transmission gear (54) and the fan gear (41) are meshed for transmission; the turning frame plate (6) is axially deflected and turned through the turning lever (4).

2. The automobile seat frame processing fixture according to claim 1 is characterized in that: A sector gear (41) is arranged on the short side of the flip lever (4); a lever shaft hole (42) is arranged at one third of the flip lever (4); the lever shaft hole (42) is axially connected to the lever rotating shaft (12); an arm (43) is arranged on the other side of the lever shaft hole (42); and a handle (44) is also axially connected to the end of the arm (43).

3. The automobile seat frame processing fixture according to claim 2 is characterized in that: The transmission mechanism frame (51) is an H-shaped metal component; the transmission mechanism frame (51) is fixed on the clamp base (1) between the two turning frame shaft seats (3); the top of the worm (53) is axially connected to the worm pressing plate (52); the worm pressing plate (52) is locked to the upper end of the transmission mechanism frame (51); a worm shaft hole (511) is provided in the middle of the worm (53); the lower part of the worm (53) is axially connected to the worm shaft hole (511); a polygonal column (532) is provided at the lower end of the worm (53); a polygonal through hole is provided at the center of the transmission gear (54), and the polygonal through hole of the transmission gear (54) is sleeved on the polygonal column (532).

4. The automobile seat frame processing fixture according to claim 3 is characterized in that: The flip frame plate (6) is a cubic metal plate member; two corners on one side of the lower end surface of the flip frame plate (6) are fixedly connected to the upper end surface of the flip connecting frame (551); two corners on the other side of the lower end surface of the flip frame plate (6) are provided with support flanges (62), and the support flanges (62) can be abutted against the flip frame support seat (2); a hollow window (63) is provided on the flip frame plate (6); and a clamping mechanism is arranged on the upper end surface of the flip frame plate (6).

5. The automobile seat frame processing fixture according to claim 4 is characterized in that: The clamping mechanism comprises: a first pressure block slide bar (71), a first pressure block (72), a clamping frame slide bar (73), a clamping frame spring (74), a second pressure block slide bar (75), and a second pressure block (76); the first pressure block slide bar (71) is fixed to one side of the upper end surface of the flip frame plate (6) through first slide bar seats (711) at both ends; two first pressure blocks (72) are sleeved on the first pressure block slide bar (71); the two first pressure blocks (72) can slide on the first pressure block slide bar (71); two clamping frame slide bars (73) and two clamping frame springs (74) are each provided, and the two clamping frame slide bars (73) have the same structure; the two clamping frame slide bars (73) They are respectively fixed to the end portions of both sides of the flip frame plate (6); the clamping frame slide bar (73) is fixed to the upper end surface of the flip frame plate (6) through the clamping frame slide bar seat (731); a clamping frame spring (74) is sleeved on the clamping frame slide bar (73) on each side; the two ends of the second pressure block slide bar (75) are sleeved on the two clamping frame slide bars (73); a handle (752) is provided in the middle of the second pressure block slide bar (75); two second pressure blocks (76) are provided, and the two second pressure blocks (76) are sleeved on the second pressure block slide bars (75) on both sides of the handle (752), and the two second pressure blocks (76) can slide on the second pressure block slide bars (75) on both sides of the handle (752) respectively.

6. The automobile seat frame processing fixture according to claim 5, characterized in that: The two clamping frame slide bars (73) are parallel to each other; the axis lines of the two clamping frame slide bars (73) are perpendicular to the axis line of the first pressing block slide bar (71).

7. The automobile seat frame processing fixture according to claim 6 is characterized in that: The first pressing block (72) and the second pressing block slide bar (75) have the same structure; both the first pressing block (72) and the second pressing block slide bar (75) are provided with a U-shaped groove for clamping the frame of the bottom of the seat.

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