CN210547160U - Rocker shaft straightening device - Google Patents

Abstract

The utility model discloses a rocking arm axle straightener, the on-line screen storage device comprises a base, the equal fixedly connected with support column all around at base top, the top fixedly connected with roof of support column, the bottom of roof is seted up flutedly, the inner chamber of recess is rotated through the bearing and is connected with the second threaded rod, the surface of second threaded rod has the fixed block through screw thread swing joint, the bottom fixed mounting of fixed block has electric telescopic handle, electric telescopic handle's bottom fixed mounting has straightening wheel, the top fixedly connected with slider of fixed block, the spout has been seted up at recess inner chamber's top. The utility model discloses a first motor, electric telescopic handle, straightener roller, first belt pulley, splint, first threaded rod, second motor, second belt pulley, fixed block, second threaded rod, slider and spout are mutually supported, and it is poor to have solved present rocking arm axle straightener aligning effect, the problem that people used not convenient for.

Description

Rocker shaft straightening device

Technical Field

The utility model relates to a rocking arm technical field specifically is a rocking arm axle straightener.

Background

The rocker arm in the automobile is actually a double-arm lever which is used for changing the direction of the force transmitted by the push rod and acting on the end of the valve rod to push the valve open, the ratio of the arm lengths of two sides of the rocker arm is called as the rocker arm ratio, the rocker arm ratio is about 1.2-1.8, wherein one end of the long arm is used for pushing the valve, the working surface of the rocker arm head is generally made into a cylindrical shape, when the rocker arm swings, the rocker arm can roll and slide along the end surface of the valve rod, so that the force between the rocker arm and the valve rod can act along the axis of the valve as far as possible, a lubricating oil channel and an oil hole are drilled in the rocker arm, an adjusting screw for adjusting the valve clearance is screwed into a threaded hole at the short arm end of the rocker arm, the head ball of the screw is contacted with a concave ball seat at the top end of the push rod, the rocker arm shaft is a traditional Chinese medicine component of the rocker arm, however, the straightening effect of the existing rocker shaft straightening device is poor, and the straightening device is not convenient for people to use, so that the rocker shaft straightening device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rocking arm axle straightener possesses the effectual advantage of aligning, and it is poor to have solved present rocking arm axle straightener aligning effect, the problem that people used not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: a rocker arm shaft straightening device comprises a base, wherein support columns are fixedly connected to the periphery of the top of the base, a top plate is fixedly connected to the top of each support column, a groove is formed in the bottom of the top plate, an inner cavity of the groove is rotatably connected with a second threaded rod through a bearing, a fixed block is movably connected to the outer surface of the second threaded rod through threads, an electric telescopic rod is fixedly mounted at the bottom of the fixed block, a straightening wheel is fixedly mounted at the bottom of the electric telescopic rod, a sliding block is fixedly connected to the top of the fixed block, a sliding groove is formed in the top of the inner cavity of the groove, the inner cavity of the sliding groove is slidably connected with the sliding block, a first motor is fixedly mounted on the back surface of the top plate, an output shaft of the first motor is fixedly connected with the second threaded rod, a placing groove is formed, both ends all are connected with first threaded rod through bearing rotation about mounting groove inner chamber bottom, the surface cover of first threaded rod is equipped with first belt pulley, the other end of first threaded rod runs through the inner chamber of mounting groove and extends to the upper end at base top, first threaded rod has splint through screw thread swing joint, the middle-end fixed mounting of mounting groove inner chamber bottom has the second motor, the surface cover of second motor output shaft is equipped with the second belt pulley, the second belt pulley passes through the belt and is connected with first belt pulley transmission.

Preferably, the straightening wheel is positioned right above the placing groove, and the placing groove is arc-shaped.

Preferably, the left front end fixed mounting of base has the PLC controller, the output of PLC controller respectively with the input electric connection of first motor, electric telescopic handle and second motor.

Preferably, pressure sensors are arranged between the electric telescopic rod and the straightening wheel and at the bottom of the clamping plate, a display is fixedly mounted at the rear end of the left side of the base, and the input end of the display is electrically connected with the output end of the pressure sensor.

Preferably, the length of the groove is equal to that of the placing groove, and the bottom of the base is provided with an anti-skid rubber pad.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model can stably place the rocker shaft on the base through the placing groove to prevent the rocker shaft from rolling, controls the second motor to rotate forwards after being placed, can drive the first threaded rod to rotate under the action of the first belt pulley and the second belt pulley so as to drive the clamping plate to move downwards, can clamp and fix the rocker shaft, controls the extension of the electric telescopic rod to drive the straightening wheel to move downwards, controls the first motor to rotate forwards, can prevent the fixed block from rotating by utilizing the sliding block and the sliding groove, enables the fixed block to move back and forth only in the groove, controls the first motor to rotate backwards when the first motor rotates forwards, drives the fixed block to move forwards when the fixed block moves backwards, enables the straightening wheel to move repeatedly on the rocker shaft, can improve the effect, and solves the problem that the straightening device of the prior rocker shaft has poor effect, is inconvenient for people to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a support pillar; 3. a first motor; 4. a top plate; 5. an electric telescopic rod; 6. a straightening wheel; 7. a PLC controller; 8. a display; 9. mounting grooves; 10. a first belt pulley; 11. a placement groove; 12. a splint; 13. a first threaded rod; 14. a second motor; 15. a second belt reel; 16. a groove; 17. a fixed block; 18. a second threaded rod; 19. a slider; 20. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a base 1, support column 2, first motor 3, roof 4, electric telescopic handle 5, straightener roller 6, PLC controller 7, display 8, mounting groove 9, first belt pulley 10, standing groove 11, splint 12, first threaded rod 13, second motor 14, second belt pulley dish 15, recess 16, fixed block 17, second threaded rod 18, slider 19 and spout 20 part are general standard or the part that technical staff in the field knows, its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-4, a rocker shaft straightening device comprises a base 1, wherein support columns 2 are fixedly connected to the periphery of the top of the base 1, a top plate 4 is fixedly connected to the top of the support columns 2, a groove 16 is formed in the bottom of the top plate 4, an inner cavity of the groove 16 is rotatably connected with a second threaded rod 18 through a bearing, a fixed block 17 is movably connected to the outer surface of the second threaded rod 18 through threads, an electric telescopic rod 5 is fixedly installed at the bottom of the fixed block 17, a straightening wheel 6 is fixedly installed at the bottom of the electric telescopic rod 5, a sliding block 19 is fixedly connected to the top of the fixed block 17, a sliding groove 20 is formed in the top of the inner cavity of the groove 16, an inner cavity of the sliding groove 20 is slidably connected with the sliding block 19, a first motor 3 is fixedly installed on the back of the top plate 4, an output shaft of the first motor 3 is fixedly connected with, the placing groove 11 is arc-shaped, the length of the groove 16 is equal to that of the placing groove 11, the bottom of the base 1 is provided with an anti-skid rubber pad, the inner cavity of the base 1 is provided with a mounting groove 9 positioned at the lower part of the placing groove 11, the left end and the right end of the inner cavity bottom of the mounting groove 9 are both rotationally connected with a first threaded rod 13 through a bearing, the outer surface of the first threaded rod 13 is sleeved with a first belt pulley 10, the other end of the first threaded rod 13 penetrates through the inner cavity of the mounting groove 9 and extends to the upper end of the top of the base 1, the first threaded rod 13 is movably connected with a clamping plate 12 through threads, the middle end of the inner cavity bottom of the mounting groove 9 is fixedly provided with a second motor 14, the outer surface of an output shaft of the second motor 14 is sleeved with a second belt pulley 15, the second belt pulley 15 is in transmission connection with the first belt, after the straightening device is placed, the second motor 14 is controlled to rotate forwards, the first threaded rod 13 can be driven to rotate under the action of the first belt pulley 10 and the second belt pulley 15, so that the clamping plate 12 is driven to move downwards, the rocker shaft can be clamped and fixed, then the electric telescopic rod 5 is controlled to extend, the straightening wheel 6 is driven to move downwards, then the first motor 3 is controlled to rotate forwards, the fixed block 17 can be prevented from rotating by the slide block 19 and the slide groove 20, the fixed block 17 only can move forwards and backwards in the groove 16, when the first motor 3 rotates forwards, the fixed block 17 moves backwards, when the fixed block 17 moves backwards, the first motor 3 is controlled to rotate backwards, the fixed block 17 is driven to move forwards, so that the straightening wheel 6 moves repeatedly on the rocker shaft, the effect can be improved, the problems that the existing straightening device for the rocker shaft is poor in effect and inconvenient to use are solved, the PLC 7 is fixedly installed at the front end of the left, the output of PLC controller 7 respectively with the input electric connection of first motor 3, electric telescopic handle 5 and second motor 14, between electric telescopic handle 5 and the straightener roller 6 and the bottom of splint 12 all is provided with pressure sensor, the left rear end fixed mounting of base 1 has display 8, display 8's input and pressure sensor's output electric connection.

When the straightening machine is used, the rocker shaft can be stably placed on the base 1 through the placing groove 11 to prevent the rocker shaft from rolling, the second motor 14 is controlled to rotate forwards after the rocker shaft is placed, the first threaded rod 13 can be driven to rotate under the action of the first belt pulley 10 and the second belt pulley 15, so that the clamping plate 12 is driven to move downwards, the rocker shaft can be clamped and fixed, the electric telescopic rod 5 is controlled to extend to drive the straightening wheel 6 to move downwards, then the first motor 3 is controlled to rotate forwards, the fixed block 17 can be prevented from rotating by the sliding block 19 and the sliding groove 20, the fixed block 17 can only move forwards and backwards in the groove 16, the fixed block 17 moves backwards when the first motor 3 rotates forwards, the first motor 3 is controlled to rotate backwards when the fixed block 17 moves backwards to drive the fixed block 17 to move forwards, so that the straightening wheel 6 repeatedly moves on the rocker shaft, and the straightening effect can be improved, solves the problems of poor straightening effect and inconvenience for people in use of the prior rocker arm shaft straightening device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A rocker shaft straightening device comprises a base (1) and is characterized in that: the support column (2) is fixedly connected to the periphery of the top of the base (1), the top of the support column (2) is fixedly connected with a top plate (4), a groove (16) is formed in the bottom of the top plate (4), an inner cavity of the groove (16) is rotatably connected with a second threaded rod (18) through a bearing, the outer surface of the second threaded rod (18) is movably connected with a fixed block (17) through threads, an electric telescopic rod (5) is fixedly installed at the bottom of the fixed block (17), a straightening wheel (6) is fixedly installed at the bottom of the electric telescopic rod (5), a sliding block (19) is fixedly connected to the top of the fixed block (17), a sliding groove (20) is formed in the top of the inner cavity of the groove (16), the inner cavity of the sliding groove (20) is slidably connected with the sliding block (19), and a first motor (3, the output shaft of the first motor (3) is fixedly connected with a second threaded rod (18), a placing groove (11) is formed in the top of the base (1), a mounting groove (9) is formed in the inner cavity of the base (1) and is located on the lower portion of the placing groove (11), the left end and the right end of the bottom of the inner cavity of the mounting groove (9) are respectively connected with a first threaded rod (13) through rotation of a bearing, a first belt disc (10) is sleeved on the outer surface of the first threaded rod (13), the other end of the first threaded rod (13) penetrates through the inner cavity of the mounting groove (9) and extends to the upper end of the top of the base (1), a clamping plate (12) is movably connected with the first threaded rod (13) through threads, a second motor (14) is fixedly mounted at the middle end of the bottom of the inner cavity of the mounting groove (9), and a second belt disc (15, the second belt pulley disc (15) is in transmission connection with the first belt pulley disc (10) through a belt.

2. The rocker shaft straightener of claim 1 wherein: the straightening wheels (6) are located right above the placing grooves (11), and the placing grooves (11) are arc-shaped.

3. The rocker shaft straightener of claim 1 wherein: the left front end fixed mounting of base (1) has PLC controller (7), the output of PLC controller (7) respectively with the input electric connection of first motor (3), electric telescopic handle (5) and second motor (14).

4. The rocker shaft straightener of claim 1 wherein: the electric telescopic handle is characterized in that a pressure sensor is arranged between the electric telescopic handle (5) and the straightening wheels (6) and at the bottom of the clamping plate (12), a display (8) is fixedly mounted at the left rear end of the base (1), and the input end of the display (8) is electrically connected with the output end of the pressure sensor.

5. The rocker shaft straightener of claim 1 wherein: the length of the groove (16) is equal to that of the placing groove (11), and the bottom of the base (1) is provided with an anti-skid rubber pad.

Images