A noise reduction mechanism for heavy rail cutting device
By using a combination of shock-absorbing rubber columns and shock-absorbing springs in the heavy rail cutting device, the motor is clamped and vibration is buffered, solving the problem of poor motor vibration reduction and noise reduction, and achieving effective motor protection and noise reduction.
Patent Information
- Application Number
- CN202423221708.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-26
AI Technical Summary
The existing motor vibration damping and noise reduction mechanism of heavy rail cutting equipment is ineffective, which makes the motor prone to damage and impractical.
It adopts a combination structure of shock-absorbing rubber columns and shock-absorbing springs. The motor is held by an arc-shaped clamp. The squeezing and compression of the shock-absorbing rubber columns and shock-absorbing springs buffer the motor vibration, reduce noise and prevent motor damage.
It effectively reduces motor vibration, improves the motor's shock absorption and noise reduction effect, avoids motor damage due to vibration, and enhances the practicality of the cutting device.
Smart Images
Figure CN223572672U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to heavy rail cutting device's technical field of noise reduction, especially a kind of noise reduction mechanism for heavy rail cutting device. BACKGROUND
[0002] Heavy rail is heavy rail, different from light rail, the track of heavy weight vehicle operation, in heavy rail production process, cutting machine is one of indispensable tools, for cutting and so on processing to material.
[0003] The existing cutting device, when cutting material, motor produces larger vibration, larger vibration will produce larger noise, so it needs to be damped and noise reduced, but the existing damping and noise reduction mechanism is too simple, the damping and noise reduction effect of motor in cutting device is poor in actual use, larger vibration is prone to cause damage of motor itself, and practicality is insufficient. UTILITY MODEL CONTENT
[0004] To solve the above technical problem, the utility model provides a kind of noise reduction mechanism for heavy rail cutting device, which can effectively slow down the vibration of motor, improve the damping and noise reduction effect of motor in cutting device, effectively avoid the damage of motor caused by vibration, and improve the practicability.
[0005] TECHNICAL SCHEME
[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of noise reduction mechanism for heavy rail cutting device, including fixed frame, the lower side of the left and right ends of the fixed frame is symmetrically fixed with ear plate, ear plate is integrally formed with fixed frame, two groups of mounting holes are provided on the two groups of ear plates, bottom plate is fixedly connected on the inner side of fixed frame, four groups of fixed bolts are screw-connected on the bottom plate, motor is fixedly installed on the bottom plate by fixed bolt, cutting disc is fixedly connected on the output end of motor, adjusting screw is screw-connected on the left and right ends of fixed frame, hand wheel is fixedly sleeved on the outer end of two groups of adjusting screws, two groups of shock-absorbing rubber columns are rotatably connected on the inner end of two groups of adjusting screws, arc-shaped clamping plate is fixedly connected on the two groups of shock-absorbing rubber columns, four groups of connecting strip plates are rotatably connected on the two groups of arc-shaped clamping plates, two groups of T-shaped sliding grooves are symmetrically arranged on the inner wall of the left and right ends of fixed frame, two groups of T-shaped sliding blocks are slidably installed on the inner wall of the left and right ends of fixed frame by the cooperation of T-shaped sliding groove, eight groups of connecting strip plates are rotatably connected with four groups of T-shaped sliding blocks at front and rear ends of four groups of T-shaped sliding blocks, respectively, three groups of shock-absorbing springs are fixedly connected at equal intervals between the outer side of four groups of T-shaped sliding blocks and T-shaped sliding groove.
[0007] Preferably, two groups of the adjusting screw are screw-connected with lock nut, and the inner side of the lock nut is tightly attached to the left and right ends of the fixed frame.
[0008] Preferably, the inner wall of the two groups of arc-shaped clamping plates is fixedly provided with a protective rubber pad.
[0009] Preferably, the bottom plate top end is fixedly connected with a buffer rubber pad.
[0010] Preferably, the two groups of ear plate bottom ends are fixedly connected with fastening pads.
[0011] Preferably, a plurality of anti-skid rubber blocks are fixedly arranged on the outer wall of the two groups of hand wheels in an annular array.
[0012] Compared with the prior art, the utility model has the beneficial effects that: in use, the fixed frame is fixedly installed in a suitable position through the cooperation of the bolt and the ear plate, then the motor is fixedly installed on the bottom plate through the fixed bolt, then the adjusting screw rod is adjusted through the hand wheel rotation, the adjusting screw rod pushes the arc-shaped clamping plates to move inward to the motor through the buffer rubber column, the two groups of arc-shaped clamping plates are symmetrically clamped on the two sides of the motor, so that the motor is clamped, the motor drives the cutting disc to cut through the starting of the motor, when cutting, the vibration of the motor is extruded to the buffer rubber column through the arc-shaped clamping plate, when the arc-shaped clamping plate moves outward to extrude the buffer rubber column, the arc-shaped clamping plate pushes the T-shaped sliding block to slide outward along the T-shaped sliding groove through the connecting strip, so that the buffer spring is compressed, the vibration is buffered and damped through the extrusion of the buffer rubber column and the compression of the buffer spring, so that the vibration generated during the operation of the motor can be effectively buffered and damped while ensuring that the motor is clamped and fixed, the cutting device is effectively noise-reduced through the reduction of the vibration of the motor, the damage of the motor itself caused by the vibration is avoided, the damping and noise-reducing effect of the motor in the cutting device is improved, and the practicability is improved. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 is the axonometric structure schematic diagram of the utility model.
[0014] Figure 2 is the front view structure schematic diagram of the utility model.
[0015] Figure 3 is the partial axonometric structure schematic diagram of the utility model.
[0016] Figure 4 is the axonometric structure schematic diagram of the motor and the cutting disc connection in the utility model.
[0017] Figure 5 is the axonometric structure schematic diagram of the fixed frame in the utility model.
[0018] Marked in the drawing: 1, fixed frame; 2, ear plate; 3, bottom plate; 4, fixed bolt; 5, motor; 6, cutting disc; 7, adjusting screw; 8, hand wheel; 9, shock absorbing rubber column; 10, arc clamping plate; 11, connecting strip; 12, T-shaped slider; 13, shock absorbing spring; 14, anti-loose lock nut; 15, protective rubber pad; 16, buffer rubber pad; 17, fastening pad; 18, anti-skid rubber block. DETAILED DESCRIPTION
[0019] The specific embodiments of the present application will be further described in detail below with reference to the accompanying drawings and examples. The following examples are used to illustrate the present application, but are not used to limit the scope of the present application.
[0020] Example one: please refer to Figures 1-5The utility model discloses a heavy rail cutting device is with the noise reduction mechanism, including fixed frame 1, the both sides of fixed frame 1 downside symmetry is fixed with the ear plate 2, and the ear plate 2 is integrally formed with fixed frame 1, and two groups of mounting holes are equipped on two groups of ear plate 2, and the bottom fixed connection of fixed frame 1 inside is provided with the bottom plate 3, and four groups of fixed bolts 4 are screw -equipped on the bottom plate 3, and the motor 5 is fixedly installed through fixed bolt 4 on the bottom plate 3, and the cutting disc 6 is fixedly connected with the output end of motor 5, and the both sides of fixed frame 1 symmetry are screw -equipped with the adjusting screw rod 7, and the hand wheel 8 is fixedly covered and is equipped with on the both sides of two groups of adjusting screw rod 7 outer end, and the shock absorbing rubber column 9 is rotatably connected with the both sides of two groups of adjusting screw rod 7 inner end, and the arc clamping plate 10 is fixedly connected with on two groups of shock absorbing rubber column 9, and four groups of connecting strip boards 11 are rotatably connected with on two groups of arc clamping plate 10, and two groups of T type sliding slots are symmetrically arranged on the inner wall of the both sides of fixed frame 1, and two groups of T type sliding blocks 12 are slidably installed on the inner wall of the both sides of fixed frame 1 through the cooperation of T type sliding slot, and the outer side end of eight groups of connecting strip boards 11 is rotatably connected with the front and rear ends of four groups of T type sliding blocks 12 respectively, and three groups of shock absorbing springs 13 are fixedly connected with at equal intervals between the outer side of four groups of T type sliding blocks 12 and T type sliding slot, when using, through the cooperation of bolt and ear plate 2 to fixed frame 1 is fixedly installed, makes fixed frame 1 install in suitable position, then through fixed bolt 4 with motor 5 fixedly installed on the bottom plate 3, then through hand wheel 8 rotation adjusting adjusting screw rod 7, makes adjusting screw rod 7 through shock absorbing rubber column 9 and push arc clamping plate 10 and move to the inside close to motor 5, makes two groups of arc clamping plate 10 symmetrically clamped in motor 5 both sides, to clamp motor 5, through starting motor 5, motor 5 drives cutting disc 6 to cut, when cutting operation, the vibration of motor 5 will be extruded through arc clamping plate 10 to shock absorbing rubber column 9, when arc clamping plate 10 moves to the outside extrusion to shock absorbing rubber column 9, arc clamping plate 10 is pushed T type sliding block 12 along T type sliding slot and slides outwards through connecting strip board 11, and then shock absorbing spring 13 is compressed, through the extrusion of shock absorbing rubber column 9 and the compression of shock absorbing spring 13, the vibration is buffered and damped, to ensure that the clamping of motor 5 is fixed while, can effectively buffer and damp the vibration produced when motor 5 works, through the vibration of motor 5, to effectively reduce the noise of cutting device, avoid the damage of motor itself due to vibration, improve the damping and noise reduction effect of motor in cutting device, improve practicality.
[0021] Example two: please refer to Figures 1-5The utility model discloses a heavy rail cutting device is with the noise reduction mechanism, including fixed frame 1, the both sides of fixed frame 1 lower side symmetry is fixed with the ear plate 2, and the ear plate 2 is integrally formed with fixed frame 1, and two groups of ear plate 2 all are equipped with two groups of mounting hole, and the bottom fixed connection of fixed frame 1 inside is provided with the bottom plate 3, and the bottom plate 3 is screw -equipped with four groups of fixed bolts 4, and the bottom plate 3 is fixedly installed with motor 5 through fixed bolt 4, and motor 5 output end is fixedly connected with cutting disc 6, and the both sides of fixed frame 1 symmetry are screw -equipped with adjusting screw rod 7, and the both sides of two groups of adjusting screw rod 7 outside are fixedly covered with hand wheel 8, and two groups of adjusting screw rod 7 all are screw -equipped with lock nut 14 of preventing loosening of sleeve, and the both sides of two groups of lock nut 14 inside are respectively tightly with the both sides of fixed frame 1, and the both sides of two groups of adjusting screw rod 7 inside are all rotatably connected with the shock absorbing rubber column 9, and two groups of shock absorbing rubber column 9 all are fixedly connected with arc clamping plate 10, and the both sides of two groups of arc clamping plate 10 all are rotatably connected with four groups of connecting strip plate 11, and the both sides of fixed frame 1 inside wall symmetry are equipped with two groups of T type sliding groove, and the both sides of fixed frame 1 inside wall are all slidably installed with two groups of T type sliding block 12 through the cooperation of T type sliding groove, and the both sides of eight groups of connecting strip plate 11 outside end are respectively rotatably connected with four groups of T type sliding block 12 front and rear both ends, and the both sides of four groups of T type sliding block 12 outside and T type sliding groove are all fixedly connected with three groups of shock absorbing spring 13 at equal intervals, when using, through the cooperation of bolt and ear plate 2 to fixed frame 1 is fixedly installed, makes fixed frame 1 install in suitable position, then through fixed bolt 4, motor 5 is fixedly installed on the bottom plate 3, then through hand wheel 8, adjusting screw rod 7 is adjusted to rotate, makes adjusting screw rod 7 through shock absorbing rubber column 9, and arc clamping plate 10 is moved to the inside close to motor 5, makes two groups of arc clamping plate 10 symmetrically clamped in motor 5 both sides, to clamp motor 5, through starting motor 5, motor 5 drives cutting disc 6 to cut, when cutting operation, the vibration of motor 5 will be extruded to shock absorbing rubber column 9 through arc clamping plate 10, when arc clamping plate 10 moves to the outside extrusion to shock absorbing rubber column 9, arc clamping plate 10 is extruded to shock absorbing rubber column 9 through connecting strip plate 11, and T type sliding block 12 is pushed to slide along T type sliding groove to the outside, and then make shock absorbing spring 13 be compressed, through the extrusion of shock absorbing rubber column 9 and the compression of shock absorbing spring 13, the vibration is buffered and damped, to ensure that the clamping of motor 5 is fixed while, can effectively buffer and damp the vibration produced when motor 5 works, through the vibration of motor 5, to effectively reduce the noise of cutting device, avoid the damage of motor itself due to vibration, improve the damping and noise reduction effect of motor in cutting device, improve practicality.
[0022] Two groups of adjusting screw rod 7 all screw sleeve are equipped with lock nut 14 of preventing loosening of sleeve, and the both sides of two groups of lock nut 14 inside are respectively tightly with the both sides of fixed frame 1, through setting lock nut 14, after arc clamping plate 10 clamps motor 5, through the screwing of lock nut 14, make lock nut 14 tightly in the both sides of fixed frame 1, to lock adjusting screw rod 7, prevent adjusting screw rod 7 from rotating, avoid the loosening of clamping.
[0023] The inner wall of the two groups of arc-shaped clamping plates 10 is fixedly provided with a protective rubber pad 15; by arranging the protective rubber pad 15, the arc-shaped clamping plate 10 can avoid damaging the surface of the motor 5 when clamping the motor 5, so that the arc-shaped clamping plate 10 clamps the motor 5 more firmly.
[0024] The top end of the bottom plate 3 is fixedly connected with a buffer rubber pad 16; by arranging the buffer rubber pad 16, the buffer effect between the bottom end of the motor 5 and the bottom plate 3 is achieved when in operation, so that the motor 5 is installed more tightly and firmly.
[0025] The bottom end of the two groups of ear plates 2 is fixedly connected with a fastening pad 17; by arranging the fastening pad 17, the ear plate 2 can be connected more firmly and stably with the installation position during installation.
[0026] The outer wall of the two groups of hand wheels 8 is fixedly provided with a plurality of anti-skid rubber blocks 18 in an annular array; by arranging the anti-skid rubber blocks 18, the friction force of the hand during gripping the hand wheel 8 is increased when rotating the hand wheel 8 to adjust the lead screw 7, so that the hand is not prone to slipping.
[0027] The working principle of the noise reduction mechanism for the heavy rail cutting device is that, during use, the fixed frame 1 is fixedly installed through cooperation of the bolt and the ear plate 2, the motor 5 is fixedly installed on the bottom plate 3 through the fixing bolt 4, the lead screw 7 is adjusted by rotating the hand wheel 8, the arc-shaped clamping plate 10 is moved inward to the motor 5 through the buffer rubber column 9, the two groups of arc-shaped clamping plates 10 are symmetrically clamped on the two sides of the motor 5, so that the motor 5 is clamped, the motor 5 drives the cutting disc 6 to cut, the vibration generated by the motor 5 is extruded to the buffer rubber column 9 through the arc-shaped clamping plate 10 during cutting operation, the arc-shaped clamping plate 10 pushes the T-shaped sliding block 12 to slide outward along the T-shaped sliding groove through the connecting strip plate 11 when the arc-shaped clamping plate 10 is extruded to the buffer rubber column 9 during outward movement, so that the buffer spring 13 is compressed, the vibration is buffered through extrusion of the buffer rubber column 9 and compression of the buffer spring 13, so that the vibration generated by the motor 5 during operation can be effectively buffered and damped while ensuring clamping and fixing of the motor 5, the vibration of the motor 5 is slowed down, and the vibration noise of the cutting device is reduced.
[0028] The installation mode, connection mode or arrangement mode of the noise reduction mechanism for the heavy rail cutting device are all common mechanical modes, and as long as the beneficial effects can be achieved, the implementation can be carried out.
[0029] The above merely is the preferred implementation manner of the present application, and it should be noted that, for the ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present application.
Claims
1. A noise reduction mechanism for a heavy rail cutting device, comprising a fixed frame (1), characterized in that, The fixed frame (1) is symmetrically fixed with ear plates (2) on the lower sides of both the left and right ends. The ear plates (2) are integrally formed with the fixed frame (1). Each set of ear plates (2) has two sets of mounting holes. The bottom of the inner side of the fixed frame (1) is fixedly connected to a base plate (3). Four sets of fixing bolts (4) are screwed onto the base plate (3). A motor (5) is fixedly installed on the base plate (3) by the fixing bolts (4). A cutting disc (6) is fixedly connected to the output end of the motor (5). Adjusting screws (7) are symmetrically screwed onto both the left and right ends of the fixed frame (1). Handwheels (8) are fixedly sleeved on the outer ends of both sets of adjusting screws (7). The inner ends of both sets of adjusting screws (7) are fixedly sleeved with handwheels (8). Each set of shock-absorbing rubber columns (9) is rotatably connected. Each set of shock-absorbing rubber columns (9) is fixedly connected to an arc-shaped clamp (10). Each set of arc-shaped clamp (10) is symmetrically rotatably connected to four sets of connecting strips (11). Each set of T-shaped grooves is symmetrically provided on the inner walls of the left and right ends of the fixed frame (1). Each set of T-shaped sliders (12) is slidably installed on the inner walls of the left and right ends of the fixed frame (1) through the cooperation of the T-shaped grooves. The outer ends of the eight sets of connecting strips (11) are rotatably connected to the front and rear ends of the four sets of T-shaped sliders (12). Each set of shock-absorbing springs (13) is fixedly connected at equal distances between the outer sides of the four sets of T-shaped sliders (12) and the T-shaped grooves.
2. The noise reduction mechanism for a heavy rail cutting device as described in claim 1, characterized in that, Both sets of adjusting screws (7) are screwed with anti-loosening lock nuts (14), and the inner sides of the two sets of anti-loosening lock nuts (14) are tightly attached to the left and right ends of the fixing frame (1).
3. The noise reduction mechanism for a heavy rail cutting device as described in claim 2, characterized in that, Protective rubber pads (15) are fixedly provided on the inner walls of both sets of arc-shaped clamps (10).
4. The noise reduction mechanism for a heavy rail cutting device as described in claim 3, characterized in that, A buffer pad (16) is fixedly connected to the top of the base plate (3).
5. The noise reduction mechanism for a heavy rail cutting device as described in claim 4, characterized in that, Both sets of ear plates (2) have fastening pads (17) fixedly connected to their bottom ends.
6. The noise reduction mechanism for a heavy rail cutting device as described in claim 5, characterized in that, Both sets of handwheels (8) have multiple sets of anti-slip rubber blocks (18) fixedly arranged in a ring array on their outer walls.