CN213034233U

CN213034233U - Workpiece positioning device for double-end-face grinding machine

Info

Publication number: CN213034233U
Application number: CN202021877474.1U
Authority: CN
Inventors: 郑钢
Original assignee: Lin'an Yueda Auto Parts Co ltd
Current assignee: Lin'an Yueda Auto Parts Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-04-23
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a workpiece positioning device for a double-end-face grinding machine, which comprises a first driving rod, wherein the bottom end of the first driving rod is welded with a rotary disc a, the lower surface of the rotary disc a is fixedly connected with a sand disc a, a second driving rod is symmetrically arranged under the first driving rod, the top end of the second driving rod is welded with a rotary disc b which is vertically symmetrical and has the same size as the rotary disc a, the upper surface of the rotary disc b is fixedly connected with a sand disc b which is vertically symmetrical and has the same size as the sand disc a, the left side of the second driving rod is provided with a third driving rod, and the top end of the third driving rod is fixedly connected with a disc carrier, the utility model increases the positioning range by the arranged annular disc carrier, thereby well utilizing the polishing space between the sand disc a and the sand disc b, solving the problem of polishing space waste in the prior art, and the problem that a plurality of positioning holes b arranged on the annular disc carrier in a circular array, greatly improving the polishing efficiency of the workpiece.

Description

Workpiece positioning device for double-end-face grinding machine

Technical Field

The utility model relates to a double-ended grinding machine field specifically is a work piece positioner for double-ended grinding machine.

Background

Double-end grinding is a highly efficient machining method and is widely used in industrial sectors where bearings, automobiles, tractors and the like are mass-produced. The double-end-face grinding machine is a high-efficiency surface grinding machine, and can machine two parallel end faces with certain precision and surface smoothness requirements in one stroke. The double-end-surface grinding machine can be classified into a horizontal double-end-surface grinding machine and a vertical double-end-surface grinding machine.

The workpiece of the required polishing operation is mostly positioned by the double-ended grinding machine in the prior art through the disc carrier, then the circular carrier is driven to rotate reversely with the driven upper and lower sand discs, so that the polishing effect is achieved, but the positioning range of the disc carrier in the prior art is narrow, only one small surface polishing space of the sand disc can be occupied, the other large surface polishing space of the sand disc cannot be used, the polishing space is wasted, and if the positioning range is narrow, the number of the workpieces positioned in one stroke is small, and the workpiece polishing speed is not facilitated. To this end, we propose a workpiece positioning device for a double-face grinding machine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work piece positioner for two end grinding machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a workpiece positioning device for a double-end-face grinding machine comprises a first driving rod, wherein a rotary plate a is welded at the bottom end of the first driving rod, a sand plate a is fixedly connected to the lower surface of the rotary plate a, a second driving rod is symmetrically arranged right below the first driving rod, a rotary plate b which is vertically symmetrical and has the same size as the rotary plate a is welded at the top end of the second driving rod, a sand plate b which is vertically symmetrical and has the same size as the sand plate a is fixedly connected to the upper surface of the rotary plate b, a third driving rod is arranged on the left side of the second driving rod, a disc carrier is fixedly connected at the top end of the third driving rod, a plurality of positioning holes a are formed in the circular array inside the disc carrier, the horizontal plane of the disc carrier is positioned between the sand plate a and the sand plate b, the right end of the side wall of the disc carrier extends to 1/3 of the diameter of, the outer end of the connecting rod is welded with an annular disc carrier, a plurality of positioning holes b are arranged in the annular disc carrier in a circular array mode, and the ring diameter difference of the annular disc carrier is equal to 1/3 of the diameter of the sand disc a.

As a further aspect of the present invention: the front end, the rear end, the left end, the right end and the four ends of the side wall of the disc carrier are connected with the inner end of the connecting rod through sliding structures.

As a further aspect of the present invention: the four ends all are equipped with sliding structure's spout all around the disc carrier lateral wall.

As a further aspect of the present invention: the inner end of the connecting rod is welded with a sliding block of a sliding structure, and the sliding block is matched with the sliding groove.

As a further aspect of the present invention: the bottom of the sliding groove is welded with a limiting block, and the lower surface of the sliding block is attached to the upper surface of the limiting block.

As a further aspect of the present invention: the number of the connecting rods is four.

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

1. the utility model discloses the disc carrier lateral wall right-hand member that is equipped with extends to 1/3 department of abrasive disc a diameter, connecting rod length equals 1/3 of abrasive disc a diameter and the ring footpath of annular disc carrier is poor equals 1/3 of abrasive disc a diameter, so the utility model discloses an annular disc carrier that is equipped with has increased the location scope to the space of polishing between fine utilization abrasive disc a and the abrasive disc b, has solved the extravagant problem of space of polishing among the prior art, and the utility model discloses a plurality of locating holes b that annular disc carrier that is equipped with is circular array can increase the utility model discloses location quantity to the work piece in a stroke, thereby improve the polishing efficiency of work piece greatly;

2. the utility model discloses the annular plate carrier that is equipped with is connected with the disc carrier through the connecting rod, and the connecting rod is connected with the disc carrier through sliding construction, so the utility model discloses the annular plate carrier that is equipped with can reach the effect that the dismouting of being convenient for was maintained, thereby makes the utility model discloses higher practicality has.

Drawings

Fig. 1 is a three-dimensional structure diagram of a workpiece positioning device for a double-face grinding machine.

Fig. 2 is an enlarged view of fig. 1 at a.

Fig. 3 is a front sectional view of a workpiece positioning device for a double-face grinding machine.

Fig. 4 is an enlarged view of fig. 3 at B.

In the figure: 1. a first drive lever; 1-1, a turntable a; 2. a sand disc a; 3. a second drive lever; 3-1, a turntable b; 4. a sand disc b; 5. a third drive lever; 6. a disc carrier; 6-1, positioning holes a; 6-2, a chute; 6-2-1 and a limiting block; 7. a connecting rod; 7-1, a sliding block; 8. an annular disc carrier; 8-1 and a positioning hole b.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, a workpiece positioning device for a double-ended grinding machine includes a first driving rod 1, a rotating plate a1-1 welded to the bottom end of the first driving rod 1, a sand plate a2 fixedly connected to the lower surface of the rotating plate a1-1 to enable the sand plate a2 to be driven by the first driving rod 1 to rotate, a second driving rod 3 symmetrically arranged under the first driving rod 1, a rotating plate b3-1 vertically symmetrical and having the same size as the rotating plate a1-1 welded to the top end of the second driving rod 3, a sand plate b4 vertically symmetrical and having the same size as the sand plate a2 fixedly connected to the upper surface of the rotating plate b3-1 to enable the sand plate b4 to be driven by the second driving rod 3 to rotate, a third driving rod 5 arranged on the left side of the second driving rod 3, a disc carrier 6 fixedly connected to the top end of the third driving rod 5 to enable the disc carrier 6 to be driven by the third driving rod 5 to rotate, a plurality of a6-1 locating holes, the workpiece to be ground can be positioned, the horizontal plane of the disc carrier 6 is positioned between the abrasive disc a2 and the abrasive disc b4, a worker can drive the circular carrier 6 to reversely rotate with the abrasive disc a2 and the abrasive disc b3 driven by the first driving rod 1 and the second driving rod 3 through the third driving rod 5, so that the grinding effect is achieved, and the right end of the side wall of the disc carrier 6 extends to 1/3 of the diameter of the abrasive disc a 2;

the side wall of the disc carrier 6 is fixedly connected with connecting rods 7 at the front, the rear, the left and the right ends, the number of the connecting rods 7 is four, the front, the rear, the left and the right ends of the side wall of the disc carrier 6 are connected with the inner ends of the connecting rods 7 by sliding structures, the front, the rear, the left and the right ends of the side wall of the disc carrier 6 are respectively provided with a sliding chute 6-2 of the sliding structure, the inner end of the connecting rod 7 is welded with a sliding block 7-1 of the sliding structure, the sliding block 7-1 is matched with the sliding chute 6-2, the sliding structure enables the annular disc carrier 8 to achieve the effect of convenient disassembly and assembly and maintenance, thereby the utility model has higher practicability, the bottom end of the sliding chute 6-2 is welded with a limiting block 6-2-1 which can limit the sliding block 7-1 and prevent, the stability and the practicability of the utility model are improved, the lower surface of the slider 7-1 is jointed with the upper surface of the limiting block 6-2-1, the length of the connecting rod 7 is equal to 1/3 of the diameter of the sand disc a2, the outer end of the connecting rod 7 is welded with the annular disc carrier 8 together, the annular disc carrier 8 is internally provided with a plurality of positioning holes b8-1 in a circular array, the positioning quantity of the workpiece in one stroke of the utility model can be increased, thereby greatly improving the grinding efficiency of the workpiece, the ring diameter difference of the annular disc carrier 8 is equal to 1/3 of the diameter of the sand disc a2, because the right end of the side wall of the disk carrier 6 extends to 1/3 of the diameter of the sand disc a2 and the length of the connecting rod 7 is equal to 1/3 of the diameter of the sand disc a2, the utility model can increase the positioning range by the annular disc carrier 8, thereby well utilizing the grinding space between the sand disc a 73, the problem of polish the space extravagant among the prior art is solved.

The utility model discloses a theory of operation is: firstly, the worker connects the ring carrier 8 with the connecting rod 7 to the disc carrier 6 by a sliding structure, then puts the workpiece to be processed into the positioning hole a6-1 and the positioning hole b8-1, then drives the first driving rod 1 and the second driving rod 3 to drive the sand disc a2 and the sand disc b4 to rotate in the same direction, drives the third driving rod 5 to drive the disc carrier 6, the ring carrier 8 and the sand disc a2 and the sand disc b4 to rotate in opposite directions, thereby polishing the workpiece positioned in the positioning hole a6-1 and the positioning hole b8-1, because the right end of the side wall of the disc carrier 6 provided by the utility model extends to 1/3 of the diameter of the sand disc a2, the length of the connecting rod 7 is equal to 1/3 of the diameter of the sand disc a2 and the difference of the ring diameter of the ring carrier 8 is equal to 1/3 of the diameter of the sand disc a2, the utility model can increase the positioning range by the ring carrier 8, thereby fine space of polishing between utilization abrasive disc a2 and the abrasive disc b4 has solved the extravagant problem in the space of polishing among the prior art, just the utility model discloses the annular dish that is equipped with carries 8 utensil and is a plurality of locating holes b8-1 that circular array was equipped with and can increase the utility model discloses to the location quantity of work piece in the stroke to improve the efficiency of polishing of work piece greatly.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A workpiece positioning device for a double-end-face grinding machine comprises a first driving rod (1), wherein a rotary table a (1-1) is welded at the bottom end of the first driving rod (1), a sand table a (2) is fixedly connected to the lower surface of the rotary table a (1-1), a second driving rod (3) is symmetrically arranged right below the first driving rod (1), a rotary table b (3-1) which is vertically symmetrical to the rotary table a (1-1) and has the same size is welded at the top end of the second driving rod (3), a sand table b (4) which is vertically symmetrical to the sand table a (2) and has the same size is fixedly connected to the upper surface of the rotary table b (3-1), a third driving rod (5) is arranged on the left side of the second driving rod (3), a disc carrier (6) is fixedly connected to the top end of the third driving rod (5), and a plurality of positioning holes a (6-, the horizontal plane of disc carrier (6) is located between abrasive disc a (2) and abrasive disc b (4), its characterized in that, disc carrier (6) lateral wall right-hand member extends to the 1/3 department of abrasive disc a (2) diameter, disc carrier (6) lateral wall is four equal fixedly connected with connecting rods (7) all around, connecting rod (7) length equals 1/3 of abrasive disc a (2) diameter, connecting rod (7) outer end common welding has annular disc carrier (8), annular disc carrier (8) inside is circular array and is equipped with a plurality of locating holes b (8-1), the ring footpath difference of annular disc carrier (8) equals 1/3 of abrasive disc a (2) diameter.

2. The workpiece positioning device for the double-ended grinding machine as claimed in claim 1, wherein the side wall of the disc carrier (6) is connected with the inner end of the connecting rod (7) through sliding structures at the front, the rear, the left and the right ends.

3. The workpiece positioning device for the double-ended grinding machine as claimed in claim 2, wherein the side wall of the disc carrier (6) is provided with sliding grooves (6-2) of a sliding structure at the front, rear, left and right ends.

4. The workpiece positioning device for the double-ended grinding machine as claimed in claim 2, characterized in that a sliding block (7-1) of a sliding structure is welded at the inner end of the connecting rod (7), and the sliding block (7-1) is matched with the sliding groove (6-2).

5. The workpiece positioning device for the double-ended grinding machine as claimed in claim 4, wherein the bottom ends of the sliding grooves (6-2) are welded with the limiting blocks (6-2-1), and the lower surfaces of the sliding blocks (7-1) are attached to the upper surfaces of the limiting blocks (6-2-1).

6. The workpiece positioning device for a double-face grinding machine as claimed in claim 1, characterized in that the number of the connecting rods (7) is four.