CN213225561U

CN213225561U - Sander with rotary positioning mechanism

Info

Publication number: CN213225561U
Application number: CN202021414877.2U
Authority: CN
Inventors: 黄晓英; 周杨; 郑刚
Original assignee: Chengdu Gute Machienry Works Co ltd
Current assignee: Chengdu Gute Machienry Works Co ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-05-18
Anticipated expiration: 2030-07-17

Abstract

The utility model discloses a sander with a rotary positioning mechanism, which relates to the technical field of sanders, the utility model comprises a frame, a reinforcing steel bar clamping mechanism arranged on the frame and used for clamping reinforcing steel bars, and a movable abrasive belt mechanism arranged on the frame and matched with the clamping mechanism and used for polishing the end parts of the reinforcing steel bars, wherein the rotary positioning mechanism used for positioning the reinforcing steel bars is arranged between the reinforcing steel bar clamping mechanism and the movable abrasive belt mechanism, a driving mechanism for driving the rotary positioning mechanism to rotate is arranged on the frame, and a buffering and limiting device for preventing the rotary positioning mechanism from shifting is also arranged on the frame; the utility model has the advantages of simple structure for saw cut mantle fiber production line area rotational positioning mechanism's grinder, it is rotatory through driving the flexible L type locating plate that drives of actuating cylinder, it is spacing to rely on buffering stop device, reduces the friction impact, alleviates locating plate deflection, thereby makes the location accurate.

Description

Sander with rotary positioning mechanism

Technical Field

The utility model relates to a grinder location technical field, more specifically relate to area rotational positioning mechanism's grinder technical field.

Background

Most of existing sanding machines with rotary positioning mechanisms only adopt telescopic cylinders to drive the positioning plates to rotate or stretch, and no buffer device of the positioning plates exists, so that the positioning baffle is extremely easy to deform and the positioning plates are inflexible.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the flexible inflexible locating plate of current grinder of taking rotational positioning mechanism, warp big technical problem, the utility model provides a grinder of taking rotational positioning mechanism.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a grinder of area rotational positioning mechanism, includes the frame, sets up the reinforcing bar fixture that is used for the centre gripping reinforcing bar in the frame and sets up the portable abrasive band mechanism that is used for polishing the reinforcing bar tip in frame and fixture complex, be provided with the rotational positioning mechanism who is used for the locating reinforcing bar between reinforcing bar fixture and the portable abrasive band mechanism, be provided with drive rotational positioning mechanism pivoted actuating mechanism in the frame, still be provided with the buffering stop device who prevents the skew of rotational positioning mechanism in the frame.

The rotary positioning mechanism comprises a hinged seat and an L-shaped positioning plate which are arranged on the rack, the inflection point of the L-shaped positioning plate is hinged to the hinged seat, the short edge of the L-shaped positioning plate is hinged to the driving mechanism, and the long edge of the L-shaped positioning plate is matched with the buffering limiting device.

The frame is provided with a driving mounting frame for mounting a driving mechanism, the driving mechanism drives a cylinder, a cylinder body of the driving cylinder is hinged on the driving mounting frame, and a piston shaft of the driving cylinder is movably connected with the short edge of the L-shaped positioning plate in a hinged mode.

The buffering limiting device comprises a support frame arranged on the rack, and a rolling clamping piece A and a rolling clamping piece B which are arranged on the support frame side by side and have the same structure, wherein a gap between the rolling clamping piece A and the rolling clamping piece B is matched with a long edge of the L-shaped positioning plate, the rolling clamping piece A and the rolling clamping piece B are rolling bearings, and inner rings of the rolling bearings are fixed on the support frame through fixing pieces.

The movable abrasive belt mechanism comprises a movable plate capable of moving towards the reinforcing steel bar clamping mechanism in a reciprocating mode on the rack, a linear driving cylinder for driving the movable plate to move in a reciprocating mode is arranged on the rack, and an abrasive belt assembly is arranged on the movable plate.

The steel bar clamping mechanism comprises a bearing plate and steel bar clamping assemblies symmetrically arranged on the bearing plate, and each steel bar clamping assembly comprises a clamping claw and a clamping cylinder for driving the clamping claw to clamp and loosen.

The utility model has the advantages as follows:

1. the utility model discloses simple structure, the flexible mode that realizes the location of locating plate is connected to original cylinder, the utility model discloses be the rotation with the gliding mode of locating plate, installed the buffering stop device of locating plate moreover additional, it is rotatory through driving the flexible L type locating plate that drives of actuating cylinder, rely on buffering stop device spacing, reduce the friction impact, alleviate the locating plate deflection to it is accurate to make the location.

2. Sliding friction is changed into rolling friction, so that the problem that the positioning plate is not flexible in rotation is solved.

3. When the L-shaped positioning plate is impacted by the steel bars, the rolling bearings on the two sides are limited, and the deformation of the positioning plate due to impact force is reduced.

4. Both sides antifriction bearing has restricted L type locating plate because the swing that the impact force appears makes the location more accurate, the utility model discloses combine together driven locate mode with the spacing mode of bearing buffering, solved the location that comes out in the past inaccurate, the locating plate warp, the flexible inflexible scheduling problem of locating plate.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a partial mechanism schematic of FIG. 1;

reference numerals: the steel bar clamping device comprises a machine frame 1, a sand belt component 2, a buffering limiting device 3, a rolling clamping component 1, a rolling clamping component B3, a rolling clamping component A3, a supporting frame 3, a rotating positioning mechanism 4, a positioning plate 4-1-L, a hinging seat 4-2, a steel bar clamping component 5, a clamping claw 5-1, a clamping cylinder 5-2, a bearing plate 6, a linear driving cylinder 7, a driving mechanism 8, a driving mounting frame 9 and a moving plate 10.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1 to 3, this embodiment provides a grinder of area rotational positioning mechanism, including frame 1, set up the reinforcing bar fixture that is used for the centre gripping reinforcing bar in frame 1 and set up in frame 1 and fixture complex be used for polishing the portable abrasive band mechanism of reinforcing bar tip, its characterized in that: a rotary positioning mechanism 4 for positioning the steel bars is arranged between the steel bar clamping mechanism and the movable abrasive belt mechanism, a driving mechanism 8 for driving the rotary positioning mechanism 4 to rotate is arranged on the rack 1, and a buffering and limiting device 3 for preventing the rotary positioning mechanism 4 from deviating is further arranged on the rack 1.

The rotary positioning mechanism 4 comprises a hinged seat 4-2 and an L-shaped positioning plate 4-1 which are arranged on the rack 1, the inflection point of the L-shaped positioning plate 4-1 is hinged on the hinged seat 4-2, the short edge of the L-shaped positioning plate 4-1 is hinged with the driving mechanism 8, and the long edge of the L-shaped positioning plate 4-1 is matched with the buffering limiting device 3.

The flexible mode that realizes the location of locating plate is connected to original cylinder, the utility model discloses be the rotation with the gliding mode of locating plate, installed the buffering stop device of locating plate additional moreover, it is rotatory through driving flexible drive L type locating plate of actuating cylinder, it is spacing to rely on buffering stop device, reduces the friction impact, alleviates the locating plate deflection to it is accurate to make the location.

Example 2

The embodiment is further optimized on the basis of embodiment 1, and specifically comprises the following steps:

the L-shaped positioning plate is characterized in that a driving mounting frame 9 used for mounting a driving mechanism 8 is arranged on the rack 1, the driving mechanism 8 is a driving air cylinder, a cylinder body of the driving air cylinder is hinged to the driving mounting frame 9, and a piston shaft of the driving air cylinder is movably connected with a short edge of the L-shaped positioning plate 4-1 in a hinged mode.

The buffering and limiting device 3 comprises a support frame 3-3 arranged on the rack 1, and a rolling clamping piece A3-2 and a rolling clamping piece B3-1 which are arranged on the support frame 3-3 side by side and have the same structure, wherein a gap between the rolling clamping piece A3-2 and the rolling clamping piece B3-1 is matched with a long edge of the L-shaped positioning plate 4-1, the rolling clamping piece A3-2 and the rolling clamping piece B3-1 are rolling bearings, and inner rings of the rolling bearings are fixed on the support frame 3-3 through fixing pieces.

Sliding friction is changed into rolling friction, so that the problem that the positioning plate is not flexible in rotation is solved. When the L-shaped positioning plate is impacted by the steel bars, the rolling bearings on the two sides are limited, and the deformation of the positioning plate due to impact force is reduced. Both sides antifriction bearing has restricted L type locating plate because the swing that the impact force appears makes the location more accurate, the utility model discloses combine together driven locate mode with the spacing mode of bearing buffering, solved the location that comes out in the past inaccurate, the locating plate warp, the flexible inflexible scheduling problem of locating plate.

The movable abrasive belt mechanism comprises a moving plate 10 capable of moving towards the steel bar clamping mechanism in a reciprocating mode on a rack 1, a linear driving cylinder 7 for driving the moving plate 10 to move in a reciprocating mode is arranged on the rack, and an abrasive belt component 2 is arranged on the moving plate 10.

The steel bar clamping mechanism comprises a bearing plate 6 and steel bar clamping assemblies 5 symmetrically arranged on the bearing plate 6, wherein each steel bar clamping assembly 5 comprises a clamping claw 5-1 and a clamping cylinder 5-2 for driving the clamping claw 5-1 to clamp and release.

Claims

1. The utility model provides a grinder of area rotational positioning mechanism, includes frame (1), sets up the reinforcing bar fixture that is used for the centre gripping reinforcing bar in frame (1) and sets up in frame (1) and fixture complex be used for polishing the portable abrasive band mechanism of reinforcing bar tip, its characterized in that: the automatic sanding belt grinding machine is characterized in that a rotary positioning mechanism (4) used for positioning reinforcing steel bars is arranged between the reinforcing steel bar clamping mechanism and the movable sanding belt mechanism, a driving mechanism (8) used for driving the rotary positioning mechanism (4) to rotate is arranged on the rack (1), a buffering limiting device (3) used for preventing the rotary positioning mechanism (4) from deviating is further arranged on the rack (1), the rotary positioning mechanism (4) comprises a hinged seat (4-2) and an L-shaped positioning plate (4-1) which are arranged on the rack (1), the inflection point of the L-shaped positioning plate (4-1) is hinged to the hinged seat (4-2), the short edge of the L-shaped positioning plate (4-1) is hinged to the driving mechanism (8), and the long edge of the L-shaped positioning plate (4-1) is matched with the buffering limiting device.

2. The sander with the rotary positioning mechanism as set forth in claim 1, wherein: the L-shaped positioning device is characterized in that a driving mounting frame (9) used for mounting a driving mechanism (8) is arranged on the rack (1), the driving mechanism (8) is used for driving a cylinder, a cylinder body of the driving cylinder is hinged to the driving mounting frame (9), and a piston shaft of the driving cylinder is movably connected with a short edge of the L-shaped positioning plate (4-1) in a hinged mode.

3. The sander with the rotary positioning mechanism as set forth in claim 2, wherein: the buffer limiting device (3) comprises a support frame (3-3) arranged on the rack (1) and a rolling clamping piece A (3-2) and a rolling clamping piece B (3-1) which are arranged on the support frame (3-3) side by side and have the same structure, a gap between the rolling clamping piece A (3-2) and the rolling clamping piece B (3-1) is matched with a long edge of the L-shaped positioning plate (4-1), the rolling clamping piece A (3-2) and the rolling clamping piece B (3-1) are rolling bearings, and inner rings of the rolling bearings are fixed on the support frame (3-3) through fixing pieces.

4. The sander with the rotary positioning mechanism as set forth in claim 1, wherein: the movable abrasive belt mechanism comprises a moving plate (10) capable of moving towards the steel bar clamping mechanism in a reciprocating mode on a rack (1), a linear driving cylinder (7) for driving the moving plate (10) to move in a reciprocating mode is arranged on the rack, and an abrasive belt assembly (2) is arranged on the moving plate (10).

5. The sander with the rotary positioning mechanism as set forth in claim 1, wherein: the steel bar clamping mechanism comprises a bearing plate (6) and steel bar clamping assemblies (5) symmetrically arranged on the bearing plate (6), wherein each steel bar clamping assembly (5) comprises a clamping claw (5-1) and a clamping cylinder (5-2) for driving the clamping claw (5-1) to clamp and loosen.