Semitrailer base cross beam cutting device

Abstract

The utility model relates to the field of cutting equipment, and discloses a semitrailer base cross beam cutting device which comprises supporting frames, the two supporting frames are distributed front and back, a plurality of conveying rollers are rotationally connected between the opposite side walls of the tops of the two supporting frames, and the conveying rollers are evenly distributed left and right. A first frame and a second frame are arranged on the left sides and the right sides of the tops of the two supporting frames respectively, two first guide rods are fixedly connected between the tops of the front inner side wall and the rear inner side wall of the first frame and distributed left and right, a two-way lead screw is arranged between the two first guide rods, and the front end and the rear end of the two-way lead screw penetrate through the middles of the tops of the front side wall and the rear side wall of the first frame respectively. The distance between the two movable frames can be automatically adjusted through matched use of the first motor and the two-way lead screw so as to adapt to cross beams with different widths. Meanwhile, the second motor drives the power roller to rotate, the cross beam can be automatically conveyed forwards, and extra manpower or power equipment is not needed.

Description

TECHNICAL FIELD

[0001] The utility model relates to cutting equipment field, concretely is a kind of semi-trailer base cross beam cutting device. BACKGROUND

[0002] In the current semi-trailer manufacturing industry, the base cross beam as a key load-bearing component, its quality and dimensional accuracy is crucial to the stability and safety of the whole vehicle, the base of semi-trailer when welding, need to use cutting mechanism to cut the cross beam to the size needed after fixed welding with longitudinal beam

[0003] Currently disclosed a kind of semi-trailer base cross beam cutting device (grant announcement number CN 221337710 U), only need to measure the first piece of cutting cross beam, reduce the occupation of staff time, save time, improve efficiency, but the cutting device needs manual feeding, it is inconvenient to continuous cutting, time-consuming and laborious. UTILITY MODEL CONTENTS

[0004] In order to overcome the above-mentioned deficiencies, the utility model provides a kind of semi-trailer base cross beam cutting device.

[0005] The technical scheme adopted by the utility model is:

[0006] The utility model provides a kind of semi-trailer base crossbeam cutting device, including support frame, two support frames are distributed before and after, the top of two support frames is rotatably connected between opposite side walls several conveying rollers, conveying roller is evenly distributed left and right, the top left side and right side of two support frames are provided with frame one and frame two respectively, two guide rods one are fixedly connected between the top of the inside wall before and after of frame one, two guide rods one are distributed left and right, two guide rods one are provided with two-way screw between them, the front and rear ends of two-way screw are respectively through the top middle part of the front and rear side walls of frame one, the front and rear ends of two-way screw are rotatably connected with the top middle part of the inside wall before and after of frame one, the front end of two-way screw is through the front side wall of frame one, motor one is fixedly installed on the top of the front side wall of frame one, the output shaft rear end of motor one is fixedly connected with the front end of two-way screw, the bottom of two-way screw is provided with two movable racks, two movable racks are symmetrically distributed before and after, and movable rack includes vertical plate, upper plate and lower plate, vertical plate is straight plate, upper plate and lower plate are vertically fixedly connected with the upper portion and lower portion of vertical plate respectively, the upper portion of upper plate is fixedly connected with three connecting blocks, three connecting blocks are arranged at equal intervals, the left and right two connecting blocks of two upper plates are respectively slidably sleeved on the outer wall of two guide rods one, the middle connecting block of two upper plates is respectively sleeved on the outer wall of two-way screw, and middle connecting block is screwed with two-way screw, a plurality of power rollers are between upper plate and lower plate, power roller is evenly distributed left and right, the top end and bottom end of power roller are fixedly connected with shaft one, and the upper and lower shaft one are rotatably connected with upper plate and lower plate respectively, the shaft one of front side movable rack below is through lower plate, the bottom end outer wall of lower shaft one is fixedly connected with gear one, two adjacent gear one is provided with shaft two, and shaft two is rotatably connected with the bottom of the lower portion of movable rack, the outer wall of shaft two is fixedly connected with gear two, gear two is engaged with two adjacent gear one, the top of front side upper plate is fixedly installed motor two, the output shaft bottom end of motor two is fixedly connected with the top end of one of upper shaft one, and pressing mechanism is installed on frame two, frame two is fixedly installed before and after cutting structure on the right side, the right side between two support frames is provided with slide table, the top of slide table is inclined, the top of slide table is inclined to right and down, and the top left end of slide table is below before and after cutting structure.

[0007] The opposite side walls of two vertical plates are vertically fixedly connected with two guide rods two, two guide rods two are distributed left and right, and guide rod two is through the outer wall of frame one, and guide rod two is slidably matched with frame one.

[0008] The pressing mechanism includes air cylinder, air cylinder is fixedly installed on the top center of frame two, the piston rod of air cylinder is through the top of frame two, and the piston rod of air cylinder is slidably matched with the top of frame two, the cylinder rod bottom end of air cylinder is fixedly connected with pressing plate, the top of pressing plate is vertically fixedly connected with guide rod three before and after, guide rod three is upwardly through the top of frame two, and guide rod three is slidably matched with frame two.

[0009] The front and rear cutting structure comprises fixed seats, two fixed seats are fixedly connected to the front and rear sides of the top of the right side wall of the frame two, a lead screw is rotationally connected between the middle parts of the opposite side walls of the two fixed seats, the front end of the lead screw penetrates out of the front fixed seat, a motor three is fixedly installed on the front side wall of the front fixed seat, the rear end of the output shaft of the motor three is fixedly connected with the front end of the lead screw, the lead screw is provided with guide rods four on the left and right sides, the front and rear ends of the guide rods four are fixedly connected with the opposite side walls of the two fixed seats, a moving seat is sleeved between the outer walls of the lead screw and the two guide rods four, the moving seat is in sliding fit with the guide rods four, the lead screw penetrates through the middle part of the moving seat, the moving seat is in screw fit with the lead screw, the moving seat is T-shaped, a cutting machine is fixedly installed on the bottom end left side of the moving seat, the cutting machine comprises a motor four and a saw blade, the motor four is fixedly connected with the saw blade, and the output shaft of the motor four is fixedly connected with the saw blade.

[0010] The utility model discloses the beneficial effects of

[0011] The utility model discloses the cooperation of motor one and two -way lead screw can automatically adjust the distance between two movable frame, to adapt to the beam of different width. Meanwhile, motor two drive power roller rotation can automatically transport the beam to the front, need not additional manpower or power equipment.

[0012] The cooperation of cylinder and pressing plate can press the beam tightly between the conveying roller and movable frame before cutting, ensure the stability when cutting. This not only can improve the cutting accuracy, can also avoid the movement or shaking of beam in the cutting process.

[0013] The cooperation of motor three and lead screw in the front and rear cutting structure can flexibly adjust the position of cutting machine, to adapt to the beam of different length, and because the moving seat is in screw fit with the lead screw, can ensure the stability and accuracy of cutting machine in the moving process. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structural schematic diagram of the utility model;

[0015] Figure 2 It is Figure 1 The right side view structure schematic diagram;

[0016] Figure 3 It is Figure 1 The front view of

[0017] Figure 4 It is Figure 3 The section view at A-A of

[0018] Figure 5 It is Figure 1 The right view of

[0019] Figure 6 It is Figure 5 The section view at B-B of

[0020] Figure 7 is a partial enlarged view of Figure 1 ;

[0021] Figure 8 is a partial enlarged view of Figure 3 .

[0022] In all the drawings, the reference signs are specifically as follows: 1, support frame; 2, conveying roller; 3, frame one; 4, guide rod one; 5, bidirectional screw; 6, motor one; 7, movable frame; 71, vertical plate; 72, upper plate; 73, lower plate; 8, connecting block; 9, power roller; 10, rotating shaft one; 11, rotating shaft two; 12, gear one; 13, gear two; 14, motor two; 15, guide rod two; 16, frame two; 17, air cylinder; 18, pressing plate; 19, guide rod three; 20, fixed seat; 21, screw; 22, guide rod four; 23, motor three; 24, moving seat; 25, cutting machine; 26, sliding table; 27, motor four; 28, saw blade. DETAILED DESCRIPTION

[0023] As Figures 1-8The device is shown: a semi-trailer base cross beam cutting device, including support frame 1, two support frame 1 front and rear distribution, the top of the two support frame 1 between the opposite side wall is rotatably connected with several conveying rollers 2, conveying roller 2 left and right uniform distribution, the top of the two support frame 1 left and right side are provided with frame one 3 and frame two 16, the top of the front and rear inner side wall of frame one 3 is fixedly connected with two guide rods one 4, two guide rods one 4 are distributed left and right, two guide rods one 4 are provided with a bidirectional screw 5, the front and rear ends of the bidirectional screw 5 are respectively penetrated through the top of the front and rear side wall of frame one 3, the front and rear ends of the bidirectional screw 5 are rotatably connected with the top of the front and rear inner side wall of frame one 3, the front end of the bidirectional screw 5 is penetrated out of the front side wall of frame one 3, the top of the front side wall of frame one 3 is fixedly installed with a motor one 6, the rear end of the output shaft of motor one 6 is fixedly connected with the front end of the bidirectional screw 5, the bottom of the bidirectional screw 5 is provided with two movable frames 7, two movable frames 7 are symmetrically distributed front and rear, movable frame 7 includes vertical plate 71, upper plate 72 and lower plate 73, vertical plate 71 is a straight plate, upper plate 72 and lower plate 73 are respectively fixedly connected with the upper part and lower part of vertical plate 71, the upper part of upper plate 72 is fixedly connected with three connecting blocks 8, three connecting blocks 8 are arranged at equal intervals, the left and right connecting blocks 8 of two upper plates 72 are respectively slidably sleeved on the outer wall of two guide rods one 4, the middle connecting blocks 8 of two upper plates 72 are respectively sleeved on the outer wall of bidirectional screw 5, middle connecting block 8 is threadedly connected with bidirectional screw 5, a plurality of power rollers 9 are arranged between upper plate 72 and lower plate 73, power rollers 9 are uniformly distributed left and right, the top end and the bottom end of power roller 9 are fixedly connected with rotating shaft one 10, upper and lower rotating shaft one 10 are rotatably connected with upper plate 72 and lower plate 73 respectively, the rotating shaft one 10 below the front side movable frame 7 penetrates through the lower plate 73, the bottom end of the lower rotating shaft one 10 is fixedly connected with a gear one 12, two adjacent gear one 12 are provided with rotating shaft two 11, rotating shaft two 11 is rotatably connected with the lower part of movable frame 7, the outer wall of rotating shaft two 11 is fixedly connected with gear two 13, gear two 13 is engaged with two adjacent gear one 12, the top of the front side upper plate 72 is fixedly installed with a motor two 14, the bottom end of the output shaft of motor two 14 is fixedly connected with the top end of one of the upper rotating shaft one 10, a pressing mechanism is installed on frame two 16, a front and rear cutting structure is fixedly installed on the right side of frame two 16, a sliding table 26 is arranged between the right side of two support frames 1, the top of sliding table 26 is inclined, the top of sliding table 26 is inclined to the right and down, the left end of the top of sliding table 26 is located below the front and rear cutting structure.

[0024] The opposite side walls of two vertical plates 71 are fixedly connected with two guide rods two 15, two guide rods two 15 are distributed left and right, guide rod two 15 penetrates through the outer wall of frame one 3, guide rod two 15 is slidably connected with frame one 3.

[0025] The pressing mechanism comprises a cylinder 17 fixedly installed at the top center of the frame two 16, the piston rod of the cylinder 17 penetrates through the top of the frame two 16 and is in sliding fit with the top of the frame two 16, the bottom end of the cylinder column of the cylinder 17 is fixedly connected with a pressing plate 18, the top front and back sides of the pressing plate 18 are both fixedly connected with guide rods three 19 which penetrate upward through the top of the frame two 16 and are in sliding fit with the frame two 16.

[0026] The front and back cutting structure comprises two fixed seats 20 fixedly connected with the right side wall top of the frame two 16 on the front and back sides respectively, a lead screw 21 rotationally connected between the middle parts of the opposite side walls of the two fixed seats 20, the front end of the lead screw 21 penetrating through the front fixed seat 20, a motor three 23 fixedly installed on the front side wall of the front fixed seat 20, the rear end of the output shaft of the motor three 23 fixedly connected with the front end of the lead screw 21, the left and right sides of the lead screw 21 both having guide rods four 22, the front and back ends of the guide rods four 22 fixedly connected with the opposite side walls of the two fixed seats 20 respectively, a moving seat 24 sleeved between the outer walls of the lead screw 21 and the two guide rods four 22, the moving seat 24 in sliding fit with the guide rods four 22, the lead screw 21 penetrating through the middle part of the moving seat 24 and in screw fit with the moving seat 24, the moving seat 24 in T shape, a cutting machine 25 fixedly installed on the bottom end left side of the moving seat 24, the cutting machine 25 comprising a motor four 27 and a saw blade 28, the motor four 27 fixedly connected with the moving seat 24 on the bottom end left side, the output shaft of the motor four 27 fixedly connected with the saw blade 28.

[0027] The half trailer base beam to be cut is placed on the conveying roller 2 and pushed to between the two movable frames 7, the motor one 6 is started, the output shaft of the motor one 6 drives the bidirectional lead screw 5 to rotate, the two movable frames 7 move towards each other due to the threaded fit between the middle connecting block 8 of the bidirectional lead screw 5 and the bidirectional lead screw 5, and the half trailer base beam to be cut is clamped.

[0028] The motor two 14 is started, the output shaft of the motor two 14 is fixedly connected with the top end of the upper shaft one 10, so as to drive the power roller 9 to rotate, all the power rollers 9 rotate synchronously due to the meshing between the adjacent two gear wheels one 12 through the shaft two 11 and the gear wheel two 13, so as to drive the beam to move forward.

[0029] When the beam moves to the specified cutting position, the cylinder 17 is started, the cylinder column of the cylinder 17 moves downward, the pressing plate 18 and the guide rods three 19 are lowered together, the beam is pressed between the conveying roller 2 and the movable frame 7, and the stability during cutting is ensured.

[0030] Meanwhile, the motor three 23 is started, the output shaft of the motor three 23 drives the screw rod 21 to rotate, because the moving seat 24 is threadedly connected with the screw rod 21, so the moving seat 24 moves along the axial direction of the screw rod 21, the bottom left side of the moving seat 24 is fixedly installed with the cutting machine 25, so when the moving seat 24 moves, the cutting machine 25 also moves, the saw blade 28 cuts the cross beam, and the cut part slides along the slide table 26.

[0031] After cutting, the cylinder 17 drives the pressing plate 18 to rise, the motor two 14 continues to drive the power roller 9 to rotate, and the cut cross beam is continuously conveyed forward until completely leaving the conveying device.

[0032] The utility model only protects the mechanical part, and the function realized by the software control part related thereto is not in the protection range of the utility model.

Claims

1. A semi-trailer base sill cutting device, characterized by, The utility model provides a kind of conveying device, including support frame (1), two support frame (1) front and rear distribution, the top of two support frame (1) is rotatably connected between opposite side wall several conveying rollers (2), conveying roller (2) is evenly distributed left and right, the top left side and right side of two support frame (1) are provided with frame one (3) and frame two (16) respectively, the top between inside side wall of frame one (3) is fixedly connected two guide rod one (4), two guide rod one (4) are distributed left and right, between two guide rod one (4) there is two-way screw (5), the top middle of the front and rear side wall of frame one (3) is respectively penetrated by the front and rear end of two-way screw (5), the top middle of the front and rear inside side wall of frame one (3) is rotatably connected with the front and rear end of two-way screw (5) respectively, the front end of two-way screw (5) is penetrated out of the front side wall of frame one (3), the top of the front side wall of frame one (3) is fixedly installed motor one (6), the output shaft rear end of motor one (6) is fixedly connected with the front end of two-way screw (5), the bottom of two-way screw (5) is provided with two movable frame (7), two movable frame (7) front and rear symmetry distribution, movable frame (7) includes vertical plate (71), upper plate (72) and lower plate (73), vertical plate (71) is straight board, upper plate (72) and lower plate (73) are vertically fixedly connected with the upper portion and lower portion of vertical plate (71) respectively, the upper portion of upper plate (72) is fixedly connected three connecting blocks (8), three connecting blocks (8) are set at equal intervals, the outer wall of two guide rod one (4) is respectively slidably sleeved with the left and right connecting blocks (8) of two upper plates (72), the outer wall of two-way screw (5) is respectively sleeved with the middle connecting block (8) of two upper plates (72) two sides, middle connecting block (8) is screwed with two-way screw (5), between upper plate (72) and lower plate (73) there is a plurality of power roller (9), power roller (9) is evenly distributed left and right, the top end and bottom end of power roller (9) are fixedly connected with rotation shaft one (10), rotation shaft one (10) is rotatably connected with upper plate (72) and lower plate (73) respectively, the rotation shaft one (10) of the lower movable frame (7) is penetrated through lower plate (73), the bottom end outer wall of lower rotation shaft one (10) is fixedly connected gear one (12), between two adjacent gear one (12) there is rotation shaft two (11), rotation shaft two (11) is rotatably connected with the lower portion bottom of movable frame (7), the outer wall of rotation shaft two (11) is fixedly connected gear two (13), gear two (13) is engaged with two adjacent gear one (12), the top of the front upper plate (72) is fixedly installed motor two (14), the output shaft bottom end of motor two (14) is fixedly connected with the top end of one of upper rotation shaft one (10), frame two (16) is installed pressing mechanism, frame two (16) right side is fixedly installed front and rear cutting structure, between the right side of two support frame (1) there is slide table (26), the top of slide table (26) is inclined, the top of slide table (26) is inclined to right down, the top left end of slide table (26) is located below front and rear cutting structure.

2. A device for cutting a beam of a semi-trailer chassis according to claim 1, characterized in that, The opposite side walls of the two vertical plates (71) are vertically and fixedly connected with two guide rods two (15), the two guide rods two (15) are distributed left and right, the guide rod two (15) penetrates through the outer wall of the frame one (3), and the guide rod two (15) and the frame one (3) are in sliding fit.

3. A device for cutting a beam of a semi-trailer chassis according to claim 2, characterized in that, The pressing mechanism comprises a cylinder (17), the cylinder (17) is fixedly installed at the top of the frame two (16), the piston rod of the cylinder (17) penetrates through the top of the frame two (16), the piston rod of the cylinder (17) and the top of the frame two (16) are in sliding fit, the bottom end of the cylinder column of the cylinder (17) is fixedly connected with a pressing plate (18), the top of the pressing plate (18) is fixedly connected with a guide rod three (19) on the front and back sides, the guide rod three (19) penetrates upward through the top of the frame two (16), and the guide rod three (19) and the frame two (16) are in sliding fit.

4. A device for cutting a beam of a semi-trailer chassis according to claim 1, characterized in that, The front and back cutting structures comprise fixed seats (20), two fixed seats (20) are fixedly connected on the front and back sides of the top of the right side wall of the frame two (16), the opposite side walls of the two fixed seats (20) are rotatably connected with a lead screw (21) between the middle portions, the front end of the lead screw (21) penetrates through the fixed seat (20) on the front side, the front side wall of the front fixed seat (20) is fixedly installed with a motor three (23), the rear end of the output shaft of the motor three (23) is fixedly connected with the front end of the lead screw (21), the left and right sides of the lead screw (21) are provided with guide rods four (22), the front and back ends of the guide rods four (22) are fixedly connected with the opposite side walls of the two fixed seats (20), a moving seat (24) is sleeved between the outer walls of the lead screw (21) and the two guide rods four (22), the moving seat (24) and the guide rods four (22) are in sliding fit, the lead screw (21) penetrates through the middle portion of the moving seat (24), the moving seat (24) and the lead screw (21) are in screw fit, the moving seat (24) is T-shaped, a cutting machine (25) is fixedly installed at the bottom left side of the moving seat (24), the cutting machine (25) comprises a motor four (27) and a saw blade (28), the motor four (27) is fixedly connected with the saw blade (28).

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