CN218947371U

CN218947371U - Flat grinder positioning mechanism

Info

Publication number: CN218947371U
Application number: CN202320198733.5U
Authority: CN
Inventors: 王雷
Original assignee: Anhui Tehui Precision Machinery Co ltd
Current assignee: Anhui Tehui Precision Machinery Co ltd
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-05-02
Anticipated expiration: 2033-02-13

Abstract

The utility model discloses a surface grinding machine positioning mechanism which comprises a permanent magnet sucker, wherein the permanent magnet sucker is provided with a switch hole, and a substrate is fixedly arranged on the outer side of the permanent magnet sucker; the substrate is symmetrically and rotationally provided with two-way studs with opposite thread directions on two sides, two sides of each two-way stud are in threaded sliding connection with a sliding seat, a plurality of corresponding mounting grooves are vertically arranged on one side, close to the sliding seat, of each two-way stud, and a cross rod is connected between the corresponding mounting grooves on two sides; threaded holes are formed in the cross bars at equal intervals, and positioning bolts are arranged in the threaded holes corresponding to the shape of the workpiece in a threaded mode. The utility model has reasonable design and novel structure, effectively improves the adaptability to workpieces with different sizes and shapes, greatly improves the processing capability of the surface grinder to irregular workpieces and nonferromagnetic materials, ensures the positioning effect to the workpieces, improves the safety, and can facilitate the additional installation of the positioning mechanism of the traditional surface grinder equipment, thereby being convenient for popularization.

Description

Flat grinder positioning mechanism

Technical Field

The utility model relates to the technical field of machining equipment, in particular to a surface grinding machine positioning mechanism.

Background

The surface grinder is a grinding machine for grinding the plane or the molding surface of a workpiece, and mainly uses a grinding wheel to rotationally grind the workpiece so that the workpiece can reach the required flatness, the workpiece is required to be fixed when the surface grinder processes the workpiece, the processing effect of the workpiece is ensured, and meanwhile, certain potential safety hazards caused by flying out during the processing of the workpiece are avoided.

The existing surface grinding machine generally only uses a permanent magnet sucker to adsorb a workpiece, has poor adaptability and processing capability to irregular and nonferromagnetic materials, cannot guarantee processing precision and processing effect, and has potential safety hazards of flying-out of the workpiece and poor positioning effect.

Disclosure of Invention

The utility model aims to solve the defects that in the prior art, the adaptability and the processing capability of workpieces made of irregular and nonferromagnetic materials are poor, the processing precision and the processing effect cannot be guaranteed, meanwhile, the workpieces have flying potential safety hazards, and the positioning effect is poor.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the surface grinding machine positioning mechanism comprises a permanent magnet sucker, wherein the permanent magnet sucker is provided with a switch hole, and a substrate is fixedly arranged on the outer side of the permanent magnet sucker;

the substrate is symmetrically and rotationally provided with two-way studs with opposite thread directions on two sides, two sides of each two-way stud are in threaded sliding connection with a sliding seat, a plurality of corresponding mounting grooves are vertically arranged on one side, close to the sliding seat, of each two-way stud, and a cross rod is connected between the corresponding mounting grooves on two sides;

threaded holes are formed in the cross rod at equal intervals, positioning bolts are installed in the threaded holes corresponding to the shape of the workpiece in a threaded mode, locking nuts are arranged on the positioning bolts, and compression claws are arranged on one sides, close to the positioning bolts, in a rotating mode.

Preferably, the two sides of the base plate are correspondingly provided with sliding grooves in a penetrating mode through the two-way studs, sliding rods are horizontally arranged in the sliding grooves, and the sliding seats are slidably arranged on the corresponding sliding rods.

Preferably, both sides of the two bidirectional studs are provided with rotating seats in a rotating way, the rotating seats are fixedly arranged on the base plate, the rotating seats are also correspondingly connected with rotation stopping bolts through threads of the bidirectional studs, one ends of the bidirectional studs penetrate through the rotating seats and are provided with rotating handles, and the rotating handles are also provided with inner hexagonal holes.

Preferably, a plurality of sliding seats and the cross bars are vertically provided with pin holes corresponding to the plurality of mounting grooves, and positioning pins are arranged in the pin holes.

Preferably, the plurality of compressing claws are made of polyurethane rubber, and a cross-shaped V-shaped groove is formed in one side of each compressing claw close to the compressing claw.

Preferably, a plurality of the sliding seats, the cross bars, the positioning bolts and the locking nuts are all made of nonferromagnetic materials

More preferably, the non-ferromagnetic material may be stainless steel.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the size of the workpiece can be roughly adjusted through the adjustment of the sliding seat by the bidirectional stud, the subsequent adjustment of the positioning bolt is convenient, and meanwhile, the positioning bolts are arranged on two sides of the permanent magnet sucker, so that the processing of the surface grinding machine is not influenced, and the use effect of the positioning mechanism is improved;

according to the utility model, the number and the height of the cross bars are conveniently assembled and disassembled to adapt to workpieces with different heights, so that the situation that the positioning mechanism is higher than the workpiece to influence the grinding of the workpiece is avoided, the positioning effect on the workpiece is ensured, and the adaptability to workpieces with different shapes is improved;

according to the utility model, the workpiece is positioned and fixed by the positioning bolts which can be arranged in the corresponding threaded holes according to the shape of the workpiece and the compression claw, so that the adaptability to workpieces with different shapes is effectively improved, and the processing capacity of the surface grinder to workpieces with irregular shapes is improved.

The utility model has reasonable design and novel structure, effectively improves the adaptability to workpieces with different sizes and shapes, greatly improves the processing capability of the surface grinder to irregular workpieces and nonferromagnetic materials, ensures the positioning effect to the workpieces, improves the safety, and can facilitate the additional installation of the positioning mechanism of the traditional surface grinder equipment, thereby being convenient for popularization.

Drawings

FIG. 1 is a schematic view of the structural appearance of the present utility model;

FIG. 2 is a schematic view of the bottom view of the present utility model;

fig. 3 is a schematic cross-sectional side view of the present utility model.

In the figure: the permanent magnet chuck comprises a permanent magnet chuck body 1, a switch hole 101, a base plate 2, a sliding chute 21, a bidirectional stud 3, a rotating seat 31, a rotation stopping bolt 311, a rotating handle 32, a sliding rod 4, a sliding seat 5, a mounting groove 51, a positioning pin 52, a cross rod 6, a threaded hole 61, a positioning bolt 7, a locking nut 71, a pressing claw 8 and a V-shaped groove 81.

Description of the embodiments

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

Referring to fig. 1-3, a surface grinder positioning mechanism comprises a permanent magnet sucker 1, wherein the permanent magnet sucker 1 is provided with a switch hole 101, a magnetic switch of the permanent magnet sucker 1 is controlled, a workpiece is conveniently adsorbed, a substrate 2 is fixedly arranged on the outer side of the permanent magnet sucker 1 and used for positioning the workpiece, and the installation of the substrate 2 by the conventional surface grinder is also convenient.

The base plate 2 is symmetrically rotated and is provided with two bidirectional studs 3 with opposite thread directions on two sides, two sides of each bidirectional stud 3 are in threaded sliding connection with a sliding seat 5, a plurality of corresponding mounting grooves 51 are vertically arranged on one side close to each sliding seat 5, a cross rod 6 is connected between the corresponding mounting grooves 51 on two sides, the positions of the cross rods 6 are adjusted through sliding of the sliding seats 5 on two sides, workpieces of different sizes are conveniently adapted, meanwhile, the cross rods 6 are installed in the corresponding mounting grooves 51 according to the heights of the workpieces, and the cross rods 6 on the upper layer are prevented from being higher than the workpieces to influence grinding processing of the workpieces.

Threaded holes 61 are formed in the cross rod 6 at equal intervals, positioning bolts 7 are installed in the threaded holes 61 corresponding to the shape of a workpiece in a threaded mode, locking nuts 71 are arranged on the positioning bolts 7, pressing claws 8 are installed in the corresponding threaded holes 61 in a rotating mode on the similar side of the positioning bolts 7, the pressing claws 8 are attached to the workpiece to position the workpiece through rotating the positioning bolts 7, locking is conducted on the positioning bolts 7 through matching with the locking nuts 71, looseness of the positioning bolts 7 is avoided, and positioning effects of the positioning bolts 7 on the workpiece are guaranteed.

When the positioning mechanism is used, a workpiece is placed on the permanent magnet sucker 1 and is adsorbed by the rotary switch hole 101, the quantity and the height of the cross rods 6 are adjusted according to the height of the workpiece, the cross rods 6 are prevented from being higher than the highest point of the workpiece, the bidirectional studs 3 are rotated to drive the sliding seat 5 to move to a proper position to fix the position of the sliding seat 5, the corresponding positioning bolts 7 are adjusted according to the shape of the workpiece, the pressing claw 8 is pressed on the workpiece to fix the workpiece, the positioning of the workpiece is completed by matching with the locking nuts 71 after the workpiece is positioned, the positioning effect of the surface grinder on different shapes and sizes is effectively guaranteed, for example, the situation of milling and flattening of cylinders is effectively improved, the processing capacity of the surface grinder on irregular parts is improved to a great extent, and the use safety of the surface grinder is also improved.

In this embodiment, as shown in fig. 1-3, the two sides of the base plate 2 are correspondingly penetrated by the two-way studs 3 and provided with the sliding grooves 21, so as to avoid the accumulation of the ground chips and the like in the sliding grooves 21, ensure the sliding effect of the sliding seat 5, and horizontally arrange the sliding rods 4 in the sliding grooves 21, wherein the sliding seats 5 are slidably mounted on the corresponding sliding rods 4, so that the stability of the sliding seat 5 is improved, and the sliding effect of the sliding seat 5 is ensured.

In this embodiment, as shown in fig. 1-3, two sides of the bidirectional stud 3 are respectively provided with a rotating seat 31, the rotating seats 31 are respectively and fixedly installed on the base plate 2, the rotating seats 31 are also correspondingly connected with a rotation stopping bolt 311 in a threaded manner with the bidirectional stud 3, one end of each bidirectional stud 3 is provided with a rotating handle 32 penetrating through the rotating seat 31, the rotating handles 32 are also provided with inner hexagonal holes, the positions of the sliding seats 5 are conveniently adjusted through the rotating handles 32, and the bidirectional studs 3 are fixed by matching with the rotation stopping bolts 311, so that the stability of workpiece positioning is ensured.

In this embodiment, as shown in fig. 1-3, a plurality of the sliding seats 5 and the cross bars 6 are vertically provided with pin holes corresponding to a plurality of mounting grooves 51, and positioning pins 52 are arranged in the pin holes, so that the cross bars 6 can be conveniently disassembled and assembled, and the fixing effect on the cross bars 6 is also improved.

In this embodiment, as shown in fig. 1-3, the plurality of pressing claws 8 are made of polyurethane rubber, and the sides of the pressing claws 8 close to each other are provided with cross-shaped V-shaped grooves 81, so that the clamping effect on the circular side wall or other irregularly shaped workpieces is improved, and the positioning stability of the workpieces is improved.

In this embodiment, as shown in fig. 1-3, the sliding seat 5, the cross rod 6, the positioning bolt 7 and the locking nut 71 are all made of non-ferromagnetic materials, which may be stainless steel, so as to avoid the impurities such as iron filings that are easily adhered after being magnetized by the permanent magnet sucker 1 for a long time, and improve the use effect thereof.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The surface grinding machine positioning mechanism comprises a permanent magnet sucker (1), and is characterized in that the permanent magnet sucker (1) is provided with a switch hole (101), and a substrate (2) is fixedly arranged on the outer side of the permanent magnet sucker (1);

the base plate (2) is symmetrically and rotationally provided with two-way studs (3) with opposite thread directions at two sides, two sides of each two-way stud (3) are in threaded sliding connection with a sliding seat (5), a plurality of corresponding mounting grooves (51) are vertically arranged at one side close to the sliding seat (5), and a cross rod (6) is connected between the corresponding mounting grooves (51) at two sides;

threaded holes (61) are formed in the cross rod (6) at equal intervals, positioning bolts (7) are installed in the threaded holes (61) corresponding to the shape of a workpiece in a threaded mode, locking nuts (71) are arranged on the positioning bolts (7), and pressing claws (8) are arranged on one sides, close to the positioning bolts (7), in a rotating mode.

2. The surface grinding machine positioning mechanism according to claim 1, wherein sliding grooves (21) are formed in the two sides of the base plate (2) in a penetrating mode corresponding to the two-way studs (3), sliding rods (4) are horizontally arranged in the sliding grooves (21), and the sliding seats (5) are slidably mounted on the corresponding sliding rods (4).

3. The surface grinding machine positioning mechanism according to claim 1, wherein two bi-directional studs (3) are provided with rotating seats (31) in a rotating mode, the rotating seats (31) are fixedly installed on the base plate (2), rotation stopping bolts (311) are further connected to the corresponding bi-directional studs (3) in a threaded mode on the rotating seats (31), one ends of the bi-directional studs (3) penetrate through the rotating seats (31) to be provided with rotating handles (32), and inner hexagonal holes are further formed in the rotating handles (32).

4. The surface grinding machine positioning mechanism according to claim 1, wherein a plurality of pin holes are vertically formed in the sliding seat (5) and the cross bar (6) corresponding to the plurality of mounting grooves (51), and positioning pins (52) are arranged in the pin holes.

5. The surface grinding machine positioning mechanism according to claim 1, wherein the plurality of pressing claws (8) are made of polyurethane rubber, and a cross-shaped V-shaped groove (81) is formed in the side, close to the pressing claws (8).

6. A surface grinder positioning mechanism according to claim 1, wherein a plurality of said slide seats (5), cross bars (6), positioning bolts (7) and locking nuts (71) are all made of non-ferromagnetic material.

7. A surface grinder positioning mechanism according to claim 6, wherein said nonferromagnetic material is stainless steel.