CN219054023U

CN219054023U - Workpiece auxiliary fixing device for grinding machine machining

Info

Publication number: CN219054023U
Application number: CN202223119974.0U
Authority: CN
Inventors: 顾天敏
Original assignee: Shanghai Pengxiang Precision Mould Co ltd
Current assignee: Shanghai Pengxiang Precision Mould Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-05-23
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a workpiece auxiliary fixing device for grinding machine processing, which relates to the technical field of workpiece fixing devices of grinding machines and comprises a moving platform, wherein two mounting boxes are arranged at the top end of the moving platform, through grooves are formed in two sides of each mounting box, one ends of the through grooves extend into the mounting boxes, rotating rods are arranged at one ends of the inner parts of the mounting boxes through rotating shafts, rotating rods are arranged at one ends of the rotating rods, rotating knobs are arranged at one ends of the rotating rods, and two moving blocks are sleeved on the outer walls of the rotating rods in the mounting boxes. Compared with the traditional groove formed in the top surface of the mounting box, the through groove is formed in the side surface of the mounting box, so that chips can be prevented from naturally falling and being blocked into the mounting box due to gravity during processing, meanwhile, the through groove is shielded by the baffle, no matter where the moving block is located, the through groove can be completely blocked by the baffle, and therefore the chips are prevented from entering the mounting box.

Description

Workpiece auxiliary fixing device for grinding machine machining

Technical Field

The utility model relates to the technical field of grinding machine fixing devices, in particular to a workpiece auxiliary fixing device for grinding machine machining.

Background

The horizontal grinding machine is a common grinding machine which uses a grinding wheel to rotationally grind a workpiece so that the workpiece can reach required flatness, part of the grinding machine can use an electromagnetic chuck to fix and limit the workpiece, meanwhile, in order to avoid the difficulty in stably clamping the workpiece by the electromagnetic chuck and avoid the fact that a larger workpiece is scattered in the grinding process, the distribution grinding machine adopts a clamp holder similar to a bench clamp to fix the workpiece, the device is fixed by clamping plates, and generally, in order to ensure the movement of the clamping plates, grooves and holes are more or less formed in the clamp holder, chips are easy to clamp into a slotted hole when the grinding machine is used for processing, and cleaning is difficult to be carried out.

Disclosure of Invention

The utility model aims to provide a workpiece auxiliary fixing device for grinding machine processing, which is used for solving the problem that scraps in the background art are easy to be clamped into slots on the fixing device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a work piece auxiliary fixture for grinding machine processing, includes moving platform, moving platform's top is provided with two install bin, logical groove has all been seted up to the both sides of install bin, and the one end of leading to the groove all extends to the inside of install bin, the rotary rod is all installed through the pivot to the inside one end of install bin, and the one end of rotary rod all extends to the one end of install bin and install the knob, the equal cover of the rotary rod outer wall of inside install bin is equipped with two movable blocks, and the baffle is all installed to the both sides of movable block, the one end of baffle all is fixed with the connecting rod, and the one end of connecting rod all runs through to one side of leading to the groove and install the fixed strip, splint are installed on the top of fixed strip.

Preferably, the height of the baffle is greater than the height of the through groove, and half of the length of the baffle is greater than the length of the through groove.

Preferably, the two ends of the outer wall of the rotating rod are respectively provided with external threads with opposite directions, and the inner wall of the moving block is respectively provided with internal threads matched with the moving block.

Preferably, a plurality of fixed plates are fixed on two sides of the mounting box, empty slots vertically penetrate through the inside of the fixed plates, a plurality of rotating blocks are mounted on the top end of the moving platform through rotating shafts, and the top ends of the rotating blocks penetrate through the upper portions of the empty slots.

Preferably, the limiting groove is formed in the hollow groove, the cavity is formed in the rotary block, two moving bars are installed in the cavity, a spring telescopic rod is installed between one sides of the moving bars, limiting blocks are installed on the other sides of the moving bars, one ends of the limiting blocks extend to the inner wall of the limiting groove, fixing bars are fixed to the top ends of the moving bars, and the top ends of the fixing bars extend to the upper portion of the fixing plate.

Preferably, the shape of the empty groove and the rotary block are cylindrical, and the diameters of the empty groove and the rotary block are the same.

Preferably, the connection mode between the movable bar and the cavity is sliding connection, and the maximum movement distance of the movable bar is greater than the depth of the limit groove.

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

through offer logical groove in the side of installing the case, compare in traditional groove of opening on the installing box top surface, the piece receives gravity to fall down naturally and block into its inside when can avoiding processing, uses the baffle to shelter from logical groove simultaneously, no matter the movable block is in where, the baffle always blocks up logical groove completely to further avoid piece entering installing box inside, thereby conveniently handle piece.

Drawings

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

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

FIG. 3 is a schematic side view of the mounting box of the present utility model;

FIG. 4 is a schematic top view of a combination of a fixed plate and a rotating block according to the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 4 a according to the present utility model.

In the figure: 1. a clamping plate; 2. a fixing strip; 3. a knob; 4. a mounting box; 5. a connecting rod; 6. a mobile platform; 7. a fixing plate; 8. a hollow groove; 9. a rotating rod; 10. a through groove; 11. a moving block; 12. a baffle; 13. a limit groove; 14. a rotating block; 15. a limiting block; 16. a spring telescoping rod; 17. a cavity; 18. a fixed rod; 19. the bar is moved.

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.

Examples: referring to fig. 1-5, an auxiliary fixture for machining workpieces for a grinding machine comprises a moving platform 6, wherein two installation boxes 4 are arranged at the top end of the moving platform 6, through grooves 10 are formed in two sides of each installation box 4, one end of each through groove 10 extends to the inside of each installation box 4, a rotating rod 9 is arranged at one end of each installation box 4 through a rotating shaft, one end of each rotating rod 9 extends to one end of each installation box 4, a knob 3 is arranged at one end of each rotating rod 9 in each installation box 4, two moving blocks 11 are sleeved on the outer wall of each rotating rod 9 in each installation box 4, baffle plates 12 are arranged on two sides of each moving block 11, connecting rods 5 are fixed at one ends of each baffle plate 12, one end of each connecting rod 5 penetrates through one side of each through groove 10, a fixing strip 2 is arranged at one end of each fixing strip 2, and a clamping plate 1 is arranged at the top end of each fixing strip 2;

external threads with opposite directions are respectively arranged at two ends of the outer wall of the rotary rod 9, and internal threads matched with the internal threads are respectively arranged on the inner wall of the movable block 11;

specifically, as shown in fig. 1 and 2, by rotating the knob 3, the rotating rod 9 is caused to rotate, so that the two moving blocks 11 move in opposite directions in the installation box 4, and the fixing strip 2 is driven by the baffle 12 and the connecting rod 5, so that the two clamping plates 1 are closed to clamp materials.

The height of the baffle 12 is greater than the height of the through groove 10, and half of the length of the baffle 12 is greater than the length of the through groove 10;

in particular, as shown in fig. 2 and 3, this design allows the baffle 12 to block the through slot 10 completely and prevent debris from entering the interior of the mounting case 4, regardless of the movement of the moving block 11.

A plurality of fixing plates 7 are fixed on two sides of the mounting box 4, empty slots 8 vertically penetrate through the inside of the fixing plates 7, a plurality of rotating blocks 14 are mounted on the top end of the moving platform 6 through rotating shafts, and the top ends of the rotating blocks 14 penetrate through the upper parts of the empty slots 8;

the shape of the empty groove 8 and the rotary block 14 are cylindrical, and the diameters of the empty groove 8 and the rotary block 14 are the same;

the limiting groove 13 is formed in the hollow groove 8, the cavity 17 is formed in the rotary block 14, two movable bars 19 are installed in the cavity 17, a spring telescopic rod 16 is installed between one sides of the movable bars 19, the limiting blocks 15 are installed on the other sides of the movable bars 19, one ends of the limiting blocks 15 extend to the inner wall of the limiting groove 13, fixing bars 18 are fixed to the top ends of the movable bars 19, and the top ends of the fixing bars 18 extend to the upper side of the fixing plate 7;

the connection mode between the movable strip 19 and the cavity 17 is sliding connection, and the maximum movement distance of the movable strip 19 is greater than the depth of the limit groove 13;

specifically, as shown in fig. 1, 2, 4 and 5, the fixing rod 18 is shifted to make the two moving bars 19 close against the pushing force of the spring telescopic rod 16, so that the limiting block 15 is driven to leave the limiting groove 13, the rotating block 14 is not limited by the fixing plate 7 any more, at this time, the rotating block 14 can be rotated, so that the inner wall of the empty groove 8 abuts against the limiting block 15, and then the installation box 4 is pulled up, so that the fixing plate 7 and the rotating block 14 relatively move, and the installation box 4 is removed.

Working principle: when the device is used, firstly, a material to be polished is placed on the installation box 4, then the knob 3 is rotated to enable the rotary rod 9 to rotate, so that the two moving blocks 11 can move in opposite directions in the installation box 4, and the fixed strip 2 is driven by the baffle 12 and the connecting rod 5, so that the two clamping plates 1 are closed to clamp the material;

because the through grooves 10 are formed on two sides of the mounting box 4 instead of the top, and the baffle 12 can shield the through grooves 10, scraps generated during polishing are not easy to enter the inside of the mounting box 4 from the through grooves;

and during polishing, partial scraps possibly adhere to the baffle 12 or are blocked in the through groove 10, after the use is finished, the fixing rod 18 can be stirred, so that the two movable strips 19 are closed against the thrust of the spring telescopic rod 16, the limiting block 15 is driven to leave the limiting groove 13, the rotating block 14 is not limited by the fixing plate 7 any more, the rotating block 14 can be rotated at the moment, the inner wall of the empty groove 8 is caused to abut against the limiting block 15, the mounting box 4 is pulled up again, the fixing plate 7 and the rotating block 14 relatively move, the mounting box 4 is taken down, and scraps can be cleaned rapidly.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a supplementary fixing device of work piece for grinding machine tooling, includes moving platform (6), moving platform (6)'s top is provided with two install bin (4), its characterized in that: the utility model discloses a movable clamp for the bicycle, including installation case (4), fixed strip (2) are installed to the inside of installation case (4), lead to groove (10) has all been seted up to both sides of installation case (4), and lead to the inside that the one end of groove (10) all extends to installation case (4), rotary rod (9) are all installed through the pivot to the inside one end of installation case (4), and rotary knob (3) are all extended to the one end of installation case (4), the equal cover of rotary rod (9) outer wall of installation case (4) inside is equipped with two movable blocks (11), and baffle (12) are all installed to the both sides of movable block (11), the one end of baffle (12) all is fixed with connecting rod (5), and fixed strip (2) are all installed to one side of leading to groove (10) is run through to the one end of connecting rod (5), splint (1) are installed on the top of fixed strip (2).

2. The workpiece auxiliary fixing device for grinding machine processing according to claim 1, wherein: the height of the baffle plate (12) is larger than that of the through groove (10), and half of the length of the baffle plate (12) is larger than that of the through groove (10).

3. The workpiece auxiliary fixing device for grinding machine processing according to claim 1, wherein: external threads with opposite directions are respectively arranged at two ends of the outer wall of the rotary rod (9), and internal threads matched with the internal threads are respectively arranged on the inner wall of the moving block (11).

4. The workpiece auxiliary fixing device for grinding machine processing according to claim 1, wherein: the both sides of install bin (4) all are fixed with a plurality of fixed plates (7), and the inside of fixed plate (7) all vertically runs through there is empty slot (8), a plurality of rotatory piece (14) are installed through the pivot in the top of moving platform (6), and the top of rotatory piece (14) all runs through to the top of empty slot (8).

5. The workpiece auxiliary fixing device for grinding machine processing according to claim 4, wherein: limiting groove (13) have been seted up to the inside of empty slot (8), cavity (17) have been seted up to the inside of rotatory piece (14), the internally mounted of cavity (17) has two movable bars (19), and installs spring telescopic link (16) between one side of movable bar (19), stopper (15) are all installed to the opposite side of movable bar (19), and the one end of stopper (15) all extends to the inner wall of limiting groove (13), the top of movable bar (19) all is fixed with dead lever (18), and the top of dead lever (18) all extends to the top of fixed plate (7).

6. The workpiece auxiliary fixing device for grinding machine processing according to claim 4, wherein: the shape of the empty groove (8) and the rotating block (14) are cylindrical, and the diameters of the empty groove (8) and the rotating block (14) are the same.

7. The workpiece auxiliary fixing device for grinding machine processing according to claim 5, wherein: the connection mode between the movable strip (19) and the cavity (17) is sliding connection, and the maximum movement distance of the movable strip (19) is greater than the depth of the limiting groove (13).