CN219117037U

CN219117037U - Grinding machine capable of preventing reversion

Info

Publication number: CN219117037U
Application number: CN202223416923.4U
Authority: CN
Inventors: 陆正英; 陆会明; 田培国
Original assignee: Jiangsu Xingda New Materials Co ltd
Current assignee: Jiangsu Xingda New Materials Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-06-02
Anticipated expiration: 2032-12-20

Abstract

The utility model relates to a grinding machine capable of preventing reversion, which comprises a box body, wherein a fixing plate, a gearbox and a motor are fixed on the upper surface of the box body, a rotary drum is fixed at the output end of the gearbox, a second rotary rod is fixed on the left side of the rotary drum, a rotary table is fixed on the left side of the second rotary rod, a limiting mechanism is arranged in the box body, an anti-rotation mechanism is arranged on the upper surface of the box body, the anti-rotation mechanism comprises a shell fixed on the upper surface of the box body, a first motor is fixed on the lower surface of an inner cavity of the shell, and a first threaded rod is rotatably connected between the front side and the rear side of the inner cavity of the shell through a bearing seat. This can prevent hank mill of reversion drives first bevel gear through the first motor that sets up and rotates to drive first threaded rod and second bevel gear and rotate together, make two movable blocks relative movement, the movable block can drive connecting rod and draw-in lever and remove together, in the draw-in lever card goes into the card hole on the carousel, prevents carousel and rotary drum rotation.

Description

Grinding machine capable of preventing reversion

Technical Field

The utility model relates to the technical field of grinding mills, in particular to a grinding mill capable of preventing reversion.

Background

The wringing machine is a construction machine for tightening wires and vertical rods necessary for erecting cables and underground wiring, can smoothly and conveniently erect wires for lifting, traction or tightening wires in various complex environments, and is widely used for the vertical rod towers or motor paying-off of wire tightening groups for construction of electric power, telecommunication and municipal engineering.

For example, chinese patent (bulletin number: CN 215558615U) discloses a wringer comprising: a support plate; the grinding assembly is arranged on the supporting plate; a bottom plate provided below the support plate; the support component is arranged at the bottom of the bottom plate and has adjustable length; the movable wheel assembly is arranged at the bottom of the bottom plate and used for driving the bottom plate to move; a damper assembly provided between the support plate and the bottom plate; the damping component is used for connecting the bottom plate with the supporting plate and can buffer vibration generated in the process that the movable wheel drives the bottom plate to move and in the working process of the grinding machine; unlike the prior art, the damping component is arranged between the bottom plate and the supporting plate, so that the damping component can absorb vibration generated in the moving process of the whole equipment, and also can absorb vibration generated in the working process of the grinding component, thereby playing a role in protecting parts of the grinding component and prolonging the service life of the grinding machine.

The wringing machine is also provided with a certain defect, the wringing machine is usually used as a lifting tool, when the wringing machine is lifted, if the wringing machine breaks down, the lifted object will lose weight and fall, namely, the wringing machine runs out of the machine, and the rotation of the reel cannot be stopped in time, so that the personal safety of constructors can be greatly threatened, and therefore, the wringing machine capable of preventing reversion is provided to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a wringing mill capable of preventing reversion, has the advantages of reversion prevention and the like, and solves the problem that the conventional wringing mill cannot prevent reversion.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the grinding machine capable of preventing reversion comprises a box body, wherein a fixed plate, a gearbox and a motor are fixed on the upper surface of the box body, a rotary drum is fixed at the output end of the gearbox, a second rotary rod is fixed on the left side of the rotary drum, a rotary disc is fixed on the left side of the second rotary rod, a limiting mechanism is arranged in the box body, and an anti-rotation mechanism is arranged on the upper surface of the box body;

the anti-rotation mechanism comprises a shell fixed on the upper surface of a box body, a first motor is fixed on the lower surface of an inner cavity of the shell, a first bevel gear is fixed on an output shaft of the first motor, a first threaded rod is connected between the front side and the rear side of the inner cavity of the shell through bearing seats in a rotating mode, a second bevel gear is fixed on the outer surface of the first threaded rod, two moving blocks are connected with the outer surface of the first threaded rod in a threaded mode, connecting rods are fixed on one sides, opposite to the moving blocks, of the two moving blocks, and clamping rods are fixed on one sides, opposite to the connecting rods, of the two moving blocks.

Further, a plurality of clamping holes are formed in the outer surface of the rotary table, and the clamping rods are connected to the inner parts of the clamping holes in a sliding mode.

Further, the first bevel gear is meshed with the second bevel gear, the threads of the first threaded rod are provided with two sections, and the directions of the threads of the two sections are opposite.

Further, two sliding grooves are formed in the lower surface of the inner cavity of the shell, a sliding block is fixed to the lower surface of the moving block, and the sliding block is connected to the inner portion of the sliding groove in a sliding mode.

Further, stop gear is including being fixed in the second motor of box inner chamber lower surface, the output shaft of second motor is fixed with first bull stick, the surface of first bull stick is equipped with drive assembly, stop gear still includes through the bearing frame rotation two second threaded rods of connecting between the upper and lower both sides of box inner chamber, the surface threaded connection of second threaded rod has the movable plate, the lower fixed surface of movable plate has two dead levers that run through and extend to the box below, four the lower fixed surface of dead lever has the bottom plate.

Further, the transmission assembly comprises a first sprocket fixed on the outer surface of the first rotating rod and a second sprocket fixed on the outer surface of the second threaded rod, and the outer surfaces of the first sprocket and the two second sprockets are in transmission connection with a chain.

Further, two sliding rods are fixed between the upper side and the lower side of the inner cavity of the box body, and the moving plate is connected to the outer surface of the sliding rods in a sliding mode.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this can prevent hank mill of reversion drives first bevel gear through the first motor that sets up and rotates to drive first threaded rod and second bevel gear and rotate together, make two movable blocks relative movement, the movable block can drive connecting rod and draw-in lever and remove together, in the draw-in lever card goes into the card hole on the carousel, prevents carousel and rotary drum rotation.

2. This can prevent hank mill of reversion, through the stop gear who sets up, the second motor drives first dwang rotatory, and first dwang passes through drive assembly and drives two second threaded rods and rotate to drive movable plate, dead lever and bottom plate downwardly moving, make rubber pad and ground contact, prevent that the pulley from removing, prevent to remove when the rotary drum rotates, influence rotary drum hank mill.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a left side schematic view of the anti-rotation mechanism of the present utility model;

fig. 3 is a schematic structural view of the limiting mechanism of the present utility model.

In the figure: the device comprises a box body 1, a limiting mechanism 2, a second motor 201, a first rotating rod 202, a transmission assembly 203, a second threaded rod 204, a moving plate 205, a fixed rod 206, a bottom plate 207, an anti-rotation mechanism 3, a shell 301, a first motor 302, a first bevel gear 303, a first threaded rod 304, a second bevel gear 305, a moving block 306, a connecting rod 307, a clamping rod 308, a rotary table 4, a second rotating rod 5, a fixed plate 6, a rotary table 7, a gear box 8 and a motor 9.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a grinding machine capable of preventing reversion in this embodiment includes a box 1, four pulleys are fixed on the lower surface of the box 1, a fixing plate 6, a gear box 8 and a motor 9 are fixed on the upper surface of the box 1, a rotary drum 7 is fixed at the output end of the gear box 8, the gear box 8 is driven to work by the motor 9, a second rotary rod 5 is fixed at the left side of the rotary drum 7, a rotary table 4 is fixed at the left side of the second rotary rod 5, a limiting mechanism 2 is arranged in the box 1 and used for limiting pulley movement, an anti-rotation mechanism 3 is arranged on the upper surface of the box 1 and used for preventing reversion of the rotary drum 7 by the anti-rotation mechanism 3, and safety is improved.

Wherein, the round hole has been seted up in the left side of fixed plate 6, and second bull stick 5 passes through the inside of bearing rotation connection in the round hole.

Referring to fig. 2, in order to prevent the rotation of the drum 7, the anti-rotation mechanism 3 in this embodiment includes a casing 301 fixed on the upper surface of the casing 1, a first motor 302 fixed on the lower surface of the inner cavity of the casing 301, a first bevel gear 303 fixed on the output shaft of the first motor 302, a first threaded rod 304 rotatably connected between the front and rear sides of the inner cavity of the casing 301 through a bearing seat, a second bevel gear 305 fixed on the outer surface of the first threaded rod 304, the first bevel gear 303 meshed with the second bevel gear 305, and two moving blocks 306 screwed on the outer surface of the first threaded rod 304, wherein the threads of the first threaded rod 304 have two sections with opposite directions, the two moving blocks 306 are driven to move relatively simultaneously by the rotation of the first threaded rod 304, connecting rods 307 are fixed on opposite sides of the two moving blocks 306, and clamping rods 308 are fixed on opposite sides of the two connecting rods 307.

Wherein, a plurality of draw-in holes have been seted up to the surface of carousel 4, and draw-in bar 308 sliding connection is in the inside of draw-in hole for prevent rotary drum 7 reversal, two spouts have been seted up to the lower surface of casing 301 inner chamber, and the lower surface of movable block 306 is fixed with the slider, and slider sliding connection is in the inside of spout, increases the stability when movable block 306 removes.

In the anti-rotation mechanism 3 in this embodiment, the first motor 302 drives the first bevel gear 303 to rotate, and drives the first threaded rod 304 and the second bevel gear 305 to rotate together, so that the two moving blocks 306 relatively move, the moving blocks 306 drive the connecting rod 307 and the clamping rod 308 to move together, and the clamping rod 308 is clamped into the clamping hole on the turntable 4 to prevent the turntable 4 and the rotating drum 7 from rotating.

The left side of the box 1 is provided with a control switch, the control switch controls the first motor 302 to work, and when the grinding machine is found to work abnormally, the control switch is started, so that the turntable 4 and the rotary drum 7 can be controlled to prevent the turntable from rotating.

Referring to fig. 3, in order to prevent movement, the limiting mechanism 2 in this embodiment includes a second motor 201 fixed on the lower surface of the inner cavity of the case 1, a first rotating rod 202 is fixed on an output shaft of the second motor 201, a transmission assembly 203 is disposed on an outer surface of the first rotating rod 202, the limiting mechanism 2 further includes two second threaded rods 204 rotatably connected between the upper and lower sides of the inner cavity of the case 1 through a bearing seat, the first rotating rod 202 drives the two second threaded rods 204 to rotate through the transmission assembly 203, a moving plate 205 is screwed on an outer surface of the second threaded rods 204, the moving plate 205 is driven to move through the rotation of the second threaded rods 204, two fixing rods 206 penetrating and extending to the lower side of the case 1 are fixed on the lower surface of the moving plate 205, a bottom plate 207 is fixed on the lower surface of the four fixing rods 206, a rubber pad is fixed on the lower surface of the bottom plate 207, and the pulley is prevented from moving.

The transmission assembly 203 comprises a first sprocket fixed on the outer surface of the first rotating rod 202 and a second sprocket fixed on the outer surface of the second threaded rod 204, the outer surfaces of the first sprocket and the two second sprockets are in transmission connection with chains, and the first rotating rod 202 drives the two second threaded rods 204 to rotate through the transmission assembly 203.

In addition, two sliding rods are fixed between the upper side and the lower side of the inner cavity of the box body 1, and the moving plate 205 is connected to the outer surface of the sliding rods in a sliding manner, so that the stability of the moving plate 205 in moving is improved.

In the limiting mechanism 2 in the embodiment, the second motor 201 drives the first rotating rod 202 to rotate, the first rotating rod 202 drives the two second threaded rods 204 to rotate through the transmission assembly 203, and drives the moving plate 205, the fixed rod 206 and the bottom plate 207 to move downwards, so that the rubber pad is in contact with the ground, and the pulley is prevented from moving.

The working principle of the embodiment is as follows:

(1) When the rotation of the rotary drum 7 is required to be stopped, the first motor 302 is started, the first motor 302 drives the first bevel gear 303 to rotate, and the first threaded rod 304 and the second bevel gear 305 are driven to rotate together through the first bevel gear 303, as the directions of threads at two ends of the first threaded rod 304 are opposite, when the first threaded rod 304 rotates, two moving blocks 306 are driven to move relatively simultaneously, the moving blocks 306 can drive sliding blocks at the bottoms to slide in sliding grooves, the stability of the moving blocks 306 in moving is improved, and when the moving blocks 306 move, the connecting rod 307 and the clamping rod 308 are driven to move together, so that the clamping rod 308 is clamped into a clamping hole on the rotary table 4 to prevent the rotary table 4 and the rotary drum 7 from rotating.

(2) When the movable plate 205 moves to a certain position, the second motor 201 is started, the second motor 201 drives the first rotating rod 202 to rotate, the first rotating rod 202 drives the first sprocket to rotate, the first sprocket drives the second sprocket to rotate together with the second threaded rod 204 through the chain, the movable plate 205 is driven to move through the second threaded rod 204, the movable plate 205 can slide on the outer surface of the sliding rod, the movable plate 205 is prevented from rotating along with the second threaded rod 204, and when the movable plate 205 moves, the bottom plate 207 is driven to move downwards through the fixing rod 206, so that a rubber pad at the bottom of the bottom plate 207 contacts with the ground, and the pulley is prevented from moving.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. A wringing mill capable of preventing reversion, comprising a box body (1), characterized in that: the novel anti-rotation device comprises a box body (1), and is characterized in that a fixed plate (6), a gearbox (8) and a motor (9) are fixed on the upper surface of the box body (1), a rotary drum (7) is fixed at the output end of the gearbox (8), a second rotary rod (5) is fixed on the left side of the rotary drum (7), a rotary table (4) is fixed on the left side of the second rotary rod (5), a limiting mechanism (2) is arranged in the box body (1), and an anti-rotation mechanism (3) is arranged on the upper surface of the box body (1);

the anti-rotation mechanism (3) comprises a shell (301) fixed on the upper surface of the box body (1), a first motor (302) is fixed on the lower surface of an inner cavity of the shell (301), a first bevel gear (303) is fixed on an output shaft of the first motor (302), a first threaded rod (304) is connected between the front side and the rear side of the inner cavity of the shell (301) through bearing seat rotation, a second bevel gear (305) is fixed on the outer surface of the first threaded rod (304), two moving blocks (306) are connected with the outer surface of the first threaded rod (304) in a threaded manner, connecting rods (307) are fixed on opposite sides of the two moving blocks (306), and clamping rods (308) are fixed on opposite sides of the two connecting rods (307).

2. A reversible grinding mill according to claim 1, characterized in that: the outer surface of the turntable (4) is provided with a plurality of clamping holes, and the clamping rods (308) are connected to the inside of the clamping holes in a sliding mode.

3. A reversible grinding mill according to claim 1, characterized in that: the first bevel gear (303) is meshed with the second bevel gear (305), the threads of the first threaded rod (304) are provided with two sections, and the directions of the threads of the two sections are opposite.

4. A reversible grinding mill according to claim 1, characterized in that: two sliding grooves are formed in the lower surface of the inner cavity of the shell (301), and a sliding block is fixed on the lower surface of the moving block (306) and is connected to the inside of the sliding grooves in a sliding mode.

5. A reversible grinding mill according to claim 1, characterized in that: stop gear (2) are including being fixed in second motor (201) of box (1) inner chamber lower surface, the output shaft of second motor (201) is fixed with first bull stick (202), the surface of first bull stick (202) is equipped with drive assembly (203), stop gear (2) still include through bearing frame rotate connect two second threaded rods (204) between the upper and lower both sides of box (1) inner chamber, the surface threaded connection of second threaded rod (204) has movable plate (205), the lower surface of movable plate (205) is fixed with two dead levers (206) that run through and extend to box (1) below, four the lower surface of dead lever (206) is fixed with bottom plate (207).

6. A reversible grinding mill according to claim 5, wherein: the transmission assembly (203) comprises a first sprocket fixed on the outer surface of the first rotating rod (202) and a second sprocket fixed on the outer surface of the second threaded rod (204), and the outer surfaces of the first sprocket and the two second sprockets are in transmission connection with a chain.

7. A reversible grinding mill according to claim 5, wherein: two sliding rods are fixed between the upper side and the lower side of the inner cavity of the box body (1), and the moving plate (205) is connected to the outer surfaces of the sliding rods in a sliding mode.