Leveling mechanism

Abstract

The utility model relates to a leveling mechanism. The leveling mechanism comprises two bases which are symmetrically arranged up and down and two leveling trapezoidal blocks which are symmetrically arranged left and right. The bases are connected in an up-down sliding mode through guide pins, the leveling trapezoid blocks are arranged in slope grooves of the bases in a sliding mode, and wedge fit is formed through slope attachment. The two leveling trapezoid blocks are connected through the adjusting bolts, the distance between the two leveling trapezoid blocks is changed through the adjusting bolts, the leveling trapezoid blocks move along the inclined face grooves, and therefore the base is driven to slide along the guide pins, and the supporting height is adjusted. The guide pins are sleeved with springs, the springs enable the base and the leveling trapezoidal block to be always kept in an attached state, and the stability in the leveling process is ensured. The device has the advantages of being high in adjusting precision, convenient to operate, stable in structure, high in load capacity, good in durability and the like, and is suitable for equipment installation occasions needing precise leveling.

Description

TECHNICAL FIELD

[0001] The utility model belongs to equipment leveling technical field relates to a leveling mechanism. BACKGROUND

[0002] In the process of industrial production and equipment installation, leveling mechanism as the foundation support and adjusting device, is widely used in mechanical equipment, building components and other need accurate leveling field. The main function of leveling mechanism is to adjust its own height or inclination angle, ensure that the equipment or component is in a horizontal state, so as to ensure the normal operation and safety of equipment.

[0003] The existing leveling mechanism is mainly screw rotation type leveling mechanism, which realizes height adjustment by rotating screw, and its structure is simple and manufacturing cost is low. However, this leveling mechanism has the following obvious defects in use process:

[0004] 1. Low adjustment efficiency: screw rotation type leveling mechanism needs to rotate screw step by step to realize height adjustment, which takes a long time, especially when the height needs to be adjusted frequently, the efficiency is low.

[0005] 2. Limited adjustment accuracy: because the relationship between the rotation angle of screw and the height adjustment amount is complex, it is difficult to realize accurate height control, so the adjustment accuracy is low, and it is difficult to meet the application occasion of high precision requirement.

[0006] 3. Limited load capacity: screw rotation type leveling mechanism usually bears the weight of equipment through screw, when bearing large load, screw is easy to deform or loosen, which leads to leveling failure and affects the stability of equipment. CONTENT OF THE UTILITY MODEL

[0007] Therefore, the purpose of the utility model is to solve the above problems, and provide a leveling mechanism.

[0008] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0009] A leveling mechanism, comprising two bases arranged symmetrically up and down and two leveling trapezoidal blocks arranged symmetrically left and right, the two bases are connected by a guide pin and slide up and down, and the two leveling trapezoidal blocks are arranged between the two bases and located on both sides of the base respectively.

[0010] Two sides of the two bases are provided with inclined grooves; the leveling trapezoidal blocks are slidably arranged in the inclined grooves and are in abutment with the inclined grooves of the two bases through the inclined surfaces, forming inclined wedge cooperation; the two leveling trapezoidal blocks are connected through adjusting bolts, the spacing of the two leveling trapezoidal blocks is adjusted through the adjusting bolts, the leveling trapezoidal blocks are driven to move along the inclined grooves, so that the bases are driven to slide along the guide pins through the inclined wedge cooperation, and the supporting height of the bases is changed.

[0011] Further, one end of the guide pin is provided with a boss, the other end is provided with a thread, and a nut is sleeved on the thread; the guide pin passes through the two bases and limits the displacement of the two bases through the nut and the boss.

[0012] Further, a spring is sleeved on the guide pin, the spring is always in a compressed state, one end of the spring abuts against the end face of the boss of the guide pin, and the other end abuts against the end face of the upper base.

[0013] Further, the cross section of the leveling trapezoidal block is isosceles trapezoidal, the included angle between the two legs and the bottom edge is 10°-45°, so as to ensure the smoothness of the inclined wedge cooperation during adjustment.

[0014] Further, a recess in the shape of an isosceles trapezoid is formed in the base, and the guide pin is arranged in the recess.

[0015] Further, the ends of the two bases away from each other are support surfaces, and the two support surfaces are parallel.

[0016] Further, a plurality of connecting holes are arranged on the support surface.

[0017] Further, the leveling trapezoidal block and the inclined groove are in tolerance cooperation in the width direction, with a tolerance of f7 / H7.

[0018] The beneficial effects of the utility model lie in:

[0019] 1、The utility model adopts the inclined wedge cooperation structure between the leveling trapezoidal block and the base inclined groove, the moving distance of the leveling trapezoidal block is accurately controlled through the adjusting bolt, thereby high-precision height adjustment can be realized.

[0020] 2. The utility model discloses a height adjustment mechanism, which comprises a base, a leveling trapezoidal block and a plurality of adjusting bolts, wherein the base is provided with a plurality of adjusting bolt holes, the leveling trapezoidal block is provided with a plurality of adjusting bolt holes, and the adjusting bolts are arranged in the adjusting bolt holes of the base and the adjusting bolt holes of the leveling trapezoidal block.

[0021] 3. The utility model discloses a height adjustment mechanism, which comprises a base, a leveling trapezoidal block and a plurality of adjusting bolts, wherein the base is provided with a plurality of adjusting bolt holes, the leveling trapezoidal block is provided with a plurality of adjusting bolt holes, and the adjusting bolts are arranged in the adjusting bolt holes of the base and the adjusting bolt holes of the leveling trapezoidal block.

[0022] 4. The utility model discloses a height adjustment mechanism, which comprises a base, a leveling trapezoidal block and a plurality of adjusting bolts, wherein the base is provided with a plurality of adjusting bolt holes, the leveling trapezoidal block is provided with a plurality of adjusting bolt holes, and the adjusting bolts are arranged in the adjusting bolt holes of the base and the adjusting bolt holes of the leveling trapezoidal block.

[0023] The other advantages, objects and features of the utility model will be described in the subsequent specification to some extent, and to some extent, it will be obvious to those skilled in the art based on the study of the following text or can be taught from the practice of the utility model. The objects and other advantages of the utility model can be realized and obtained by the following specification. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to make the purpose, technical scheme and advantages of the utility model more clear, the preferred detailed description of the utility model will be described below in combination with the drawings, in which:

[0025] Fig. 1 It is the structural schematic diagram of the leveling mechanism in the utility model.

[0026] Fig. 2 It is the sectional view of the leveling mechanism in the utility model.

[0027] Fig. 3 It is the structural schematic diagram of the base in the utility model.

[0028] Fig. 4 It is the structural schematic diagram of the leveling trapezoidal block in the utility model.

[0029] Reference signs: 1 - upper base;2 - spring;3 - adjusting nut;4 - guide pin;5 - lock nut;6 - bolt;7 - lower base;8 - leveling trapezoidal block. DETAILED DESCRIPTION

[0030] The embodiments of the present application will be described in detail below with specific examples, and other advantages and effects of the present application can be easily understood by those skilled in the art from the disclosure of the present application. The present application can also be implemented or applied in other different specific embodiments, and various modifications or changes can be made to the details in the specification based on different views and applications without departing from the spirit of the present application. It should be noted that the drawings provided in the following examples only schematically illustrate the basic concept of the present application, and the features in the following examples and embodiments can be combined with each other without conflict.

[0031] The drawings are only used for exemplary illustration, and the representation is only a schematic diagram, not a physical diagram, and cannot be understood as a limitation on the present application; in order to better illustrate the embodiments of the present application, some components in the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

[0032] The same or similar reference numerals in the drawings of the embodiments of the present application correspond to the same or similar components; in the description of the present application, it should be understood that if the terms "upper", "lower", "left", "right", "front", "back" and the like indicate the orientation or positional relationship shown in the drawings, they are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore the terms describing the positional relationship in the drawings are only used for exemplary illustration, and cannot be understood as a limitation on the present application, for those skilled in the art, the specific meaning of the above terms can be understood according to the specific circumstances.

[0033] Please refer to Figs. 1-4 It is a leveling mechanism, including two bases arranged symmetrically up and down and two leveling trapezoidal blocks 8 arranged symmetrically left and right; the upper base 1 and the lower base 7 are connected by the guide pin 4 up and down slidingly, the two leveling trapezoidal blocks 8 are arranged between the upper base 1 and the lower base 7, and are located on both sides of the upper base 1 and the lower base 7 respectively;

[0034] The two sides of the upper base 1 and the lower base 7 are provided with inclined grooves; the leveling trapezoidal blocks 8 are slidingly arranged in the inclined grooves, and are in contact with the inclined grooves of the two bases through the inclined surfaces, forming a wedge cooperation; the ends of the upper base 1 and the lower base 7 away from each other are support surfaces, the two support surfaces are parallel, and the support surfaces are provided with four connecting holes. The two leveling trapezoidal blocks 8 are connected by the adjusting bolt 6, the distance between the two leveling trapezoidal blocks 8 is adjusted by the adjusting nut 3 on the adjusting bolt 6, the leveling trapezoidal blocks 8 are driven to move along the inclined grooves, so as to drive the base to slide along the guide pin 4 through the wedge cooperation, and change the support height of the base.

[0035] The guide pin 4 is provided with a boss at one end and a thread at the other end, and is sleeved with a lock nut 5; the guide pin 4 passes through the two bases and limits the displacement of the two bases through the lock nut 5 and the boss. The guide pin 4 is sleeved with a spring 2, which is always in a compressed state, and one end of the spring 2 abuts against the end face of the boss of the guide pin 4, and the other end abuts against the end face of the upper base.

[0036] The cross section of the leveling trapezoidal block 8 is isosceles trapezoidal, and the included angle between the two legs and the bottom is 10°-45°. The bevel is finished with Ra1.6, and the contact area of the bevel is required to be more than 60%. The leveling trapezoidal block 8 and the bevel groove are matched in the width direction with a tolerance of f7 / H7.

[0037] The base is provided with an isosceles trapezoidal recess, two pin holes are arranged in the recess, and the guide pin 4 is installed in the pin hole. The guide pin 4 is in a staggered orthogonal relationship with the adjusting bolt 6.

[0038] After the adjusting bolt 6 is screwed and the two leveling trapezoidal blocks 8 are pulled close, the two leveling trapezoidal blocks 8 force the upper base 1 to rise through the bevel, and the upper base 1 compresses the spring 2; when the adjusting bolt 6 is loosened, the two leveling trapezoidal blocks 8 are loosened, the compressed spring 2 releases the elastic force, and the upper base 1 is pressed down, the leveling trapezoidal block 8 is compressed, and there is no gap, and there is no problem of shaking in vibration.

[0039] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the purpose and scope of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A levelling mechanism characterised in that: Two bases arranged symmetrically up and down and two leveling trapezoidal blocks arranged symmetrically left and right; two bases are connected by guiding pins sliding up and down, and two leveling trapezoidal blocks are arranged between two bases and are located on both sides of the base respectively; Two sides of two bases are provided with inclined grooves; the leveling trapezoidal blocks are slidingly arranged in the inclined grooves and are matched by inclined surfaces between two bases, forming inclined wedge cooperation; two leveling trapezoidal blocks are connected by adjusting bolts, the distance between two leveling trapezoidal blocks is adjusted by adjusting bolts, the leveling trapezoidal blocks are moved along the inclined grooves, thereby the base is driven to slide along the guiding pin by the inclined wedge cooperation, and the supporting height of the base is changed.

2. Levelling mechanism according to claim 1, characterized in that: One end of the guiding pin is provided with a boss, the other end is provided with a thread, and a lock nut is sleeved; the guiding pin passes through two bases and limits the displacement of two bases by the lock nut and the boss.

3. Levelling mechanism according to claim 2, characterized in that: A spring is sleeved on the guiding pin, the spring is always in a compressed state, one end of the spring abuts against the end face of the boss of the guiding pin, and the other end abuts against the end face of the upper base.

4. The leveling mechanism of claim 1, wherein: The cross section of the leveling trapezoidal block is isosceles trapezoidal, the included angle between two legs and the bottom is 10°-45°.

5. The leveling mechanism of claim 1, wherein: The base is provided with an isosceles trapezoidal groove, and the guiding pin is arranged in the groove.

6. The leveling mechanism of claim 1, wherein: The ends of two bases away from each other are support surfaces, and the two support surfaces are parallel.

7. A levelling mechanism according to claim 6, characterised in that: A plurality of connecting holes are arranged on the support surface.

8. The leveling mechanism of claim 1, wherein: The leveling trapezoidal block and the inclined groove are matched in the width direction by f7 / H7 tolerance.

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