CN212653189U - Small part nonstandard grinding machine capable of automatically feeding and discharging - Google Patents

Abstract

The utility model discloses a non-standard grinding machine of finding of unloading automatically, including emery wheel, electric main shaft, the spindle drum of fixed electric main shaft, the one end and the electric main shaft of emery wheel are connected, and the other end of emery wheel passes through top rotation to be connected, spindle drum, top are fixed on the workstation, the circumference of emery wheel is equipped with at least one fixed clamping mechanism who treats the processing work piece, and clamping mechanism is driven by drive module, drive module drive clamping mechanism is close to the emery wheel, causes to treat processing work piece and emery wheel contact grinding. The utility model discloses the emery wheel is fixed unmovable, realizes the grinding to the work piece through removing the collet, can set up a plurality of collets and process simultaneously in the circumference of emery wheel, and a plurality of work pieces of mountable are compared the single work piece grinding that the emery wheel was removed to the tradition in the collet, the utility model discloses grinding work piece's production efficiency is higher, simultaneously because circumference arranges a plurality of collets simultaneous processing, emery wheel circumference atress is balanced, can prolong the life of emery wheel.

Description

Small part nonstandard grinding machine capable of automatically feeding and discharging

Technical Field

The utility model belongs to the grinding machine, specifically speaking relates to a finding nonstandard grinding machine of unloading in can automation.

Background

At present, for grinding processing of parts with irregular shapes, a single piece is generally adopted for fixing, the angle of a grinding wheel is adjusted, then the grinding wheel is moved for feeding and grinding, and the production efficiency is low; and most grinding machines all adopt the unilateral device of unilateral material loading unilateral grinding, lead to the grinding machining efficiency low, and in the grinding process, the emery wheel shake is severe, and grinding product precision is not high, and the qualification rate of product is low, and the life of emery wheel is short, and the life of unit head also shortens greatly.

In view of this, the present invention is provided.

Disclosure of Invention

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides a little part nonstandard grinding machine of unloading in can automation.

In order to solve the technical problem, the utility model adopts the following basic concept:

a small part nonstandard grinding machine capable of automatically feeding and discharging comprises a grinding wheel, an electric spindle and a spindle seat for fixing the electric spindle, wherein one end of the grinding wheel is connected with the electric spindle, the other end of the grinding wheel is rotatably connected with the electric spindle through a tip, the spindle seat and the tip are fixed on a workbench, at least one clamping mechanism for fixing a workpiece to be machined is arranged in the circumferential direction of the grinding wheel, the clamping mechanism is driven by a driving module, and the driving module drives the clamping mechanism to approach the grinding wheel, so that the workpiece to be machined is in contact grinding with the grinding wheel; clamping mechanism includes die clamping cylinder, cylinder mounting panel, briquetting, material clamp fixed plate, locating pin, location cylinder, guide block and slip table, die clamping cylinder passes through the cylinder mounting panel to be fixed on the material clamp fixed plate, is equipped with the hole that makes die clamping cylinder's piston rod pass on the material clamp fixed plate, and the piston rod passes this hole and is connected with the briquetting, material clamp fixed plate, location cylinder are fixed on the slip table, and the piston rod of location cylinder passes the one end and the locating pin of material clamp fixed plate and is connected, the side of material clamp fixed plate is provided with the guide block.

Furthermore, the number of the clamping mechanisms is two, the two clamping mechanisms are symmetrically arranged on two sides of the grinding wheel, a feeding bin and a finished product tray are respectively arranged on two sides of the clamping mechanism, at least two material clamps are arranged on the upper portion of the feeding bin, a feeding cylinder is arranged on one side face of the feeding bin, a discharging cylinder is arranged at the top end of the feeding bin, the driving module is a lead screw servo feeding system, the rear end of the clamping mechanism is connected with the lead screw servo feeding system, a finished product tray stepping mechanism is arranged on the lower portion of the finished product tray, a supporting column is arranged on the lower portion of the feeding bin, a rodless cylinder is arranged on the lower portion of the feeding bin and connected with a push plate, the push plate is located at the end portion of the material clamps, the supporting column, the feeding cylinder, the discharging cylinder, a spindle seat and the lead screw servo feeding system are fixed on, and the clamping mechanism is in driving connection with the screw rod servo feeding system.

Further, the material clamp comprises a working pressing plate, a workpiece positioning plate and a bottom plate, the workpiece positioning plate is arranged on the lower portion of the working pressing plate, the bottom plate is arranged on the lower portion of the workpiece positioning plate, the working pressing plate, the workpiece positioning plate and the bottom plate are fixed through bolts, a U-shaped notch is formed in the working pressing plate, a positioning groove is formed in the workpiece positioning plate, a workpiece is clamped on the positioning groove, and a positioning groove is formed in the position, on the workpiece positioning plate, of the workpiece, where the workpiece is mounted.

Further, the finished product charging tray includes guide rail, gyro wheel, taper block, finished product charging tray locating pin, slip table, slider, leading cylinder, rearmounted cylinder, slip table and slider fixed connection, the finished product charging tray locating pin sets up on the slip table, it is right to be used for the finished product charging tray carries on spacingly, slider and guide rail sliding connection, the slip table is L shape component, be provided with the gyro wheel on the minor face of slip table, the gyro wheel is linear arrangement on the minor face of slip table, and the interval equals between the adjacent gyro wheel, and the taper block is located between the adjacent gyro wheel, the taper block lower part is fixed on leading cylinder, and leading cylinder drive taper block reciprocates, leading cylinder installs on the piston of rearmounted cylinder, and rearmounted cylinder installs on the workstation.

Furthermore, guide grooves are formed on two sides of the feeding bin, and the front end of the feeding bin is a positioning surface; the push plate is arranged on the sliding block of the rodless cylinder.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.

The utility model discloses the emery wheel is fixed unmovable, realizes the grinding to the work piece through removing the collet, can set up a plurality of collets and process simultaneously in the circumference of emery wheel, and a plurality of work pieces of mountable are compared the single work piece grinding that the emery wheel was removed to the tradition in the collet, the utility model discloses grinding work piece's production efficiency is higher, simultaneously because circumference arranges a plurality of collets simultaneous processing, emery wheel circumference atress is balanced, can prolong the life of emery wheel.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the material clamp of the present invention in the processing step;

fig. 3 is a schematic structural view of the material clamp in the blanking step of the present invention;

fig. 4 is a schematic structural view of the material clamp of the present invention in the feeding step;

fig. 5 is a schematic view of a partial structure of the material clamp of the present invention;

FIG. 6 is a schematic structural view of the workpiece positioning plate of the present invention;

fig. 7 is a schematic structural view of the clamping mechanism of the present invention;

fig. 8 is a schematic structural view of the finished material tray of the present invention;

fig. 9 is a partial schematic view of the material clamp of the present invention;

in the figure, 1-a loading bin; 2-material clamp; 3-a feeding cylinder; 4-a blanking cylinder; 5-a spindle base; 6-electric spindle; 7-grinding wheel; 8-top; 9-a workbench; 10-a clamping mechanism; 11-finished product tray stepping mechanism; 12-finished product tray; 13-screw rod servo feeding system; 14-a pillar; 15-rodless cylinders; 16-a push plate; 21-a working press plate; 22-a workpiece positioning plate; 23-a base plate; 24-a workpiece; a 25-U shaped notch; 26-a positioning groove; 101-a clamping cylinder; 102-a cylinder mounting plate; 103-briquetting; 104-a clip fixing plate; 106-locating pins; 107-positioning cylinder; 108-a guide block; 109-a slide table; 121-a guide rail; 122-a roller; 123-cone block; 124-finished material tray positioning pins; 126-a slide table; 127-a slide block; 128-front cylinder; 129-post cylinder.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

Example 1

As shown in fig. 1 to 9, the non-standard grinding machine for small parts capable of automatically loading and unloading in this embodiment includes a grinding wheel 7, an electric spindle 6, and a spindle seat 5 for fixing the electric spindle 6, wherein one end of the grinding wheel 7 is connected to the electric spindle 6, the other end of the grinding wheel 7 is rotatably connected through a tip 8, the spindle seat 5 and the tip 8 are fixed on a worktable 9, at least one clamping mechanism 10 for fixing a workpiece to be machined is arranged in the circumferential direction of the grinding wheel 7, the clamping mechanism 10 is driven by a driving module, and the driving module drives the clamping mechanism 10 to approach the grinding wheel 7, so that the workpiece to be machined is in contact grinding with the grinding wheel 7. Specifically, the spindle seat 5 and the center 8 are fixedly mounted on the worktable 9, so that the grinding wheel 7 is fixed and cannot move, that is, one end of the grinding wheel 7 is driven by the electric spindle 6, the other end of the grinding wheel is in contact with the center 8, and the center 8 plays a role in supporting and stabilizing the end and ensures the rotatability of the grinding wheel 7. The clamping mechanism 10 is used for fixing workpieces to be machined, one or N workpieces to be machined can be fixed by the clamping mechanism 10, and one or m clamping mechanisms 10 can be arranged in the rotation direction of the grinding wheel 7, so that one, N or m multiplied by N workpieces can be ground simultaneously, and the grinding production efficiency of the workpieces is improved.

In this example, two sets of clamping mechanisms 10 are symmetrically arranged on two sides of a grinding wheel 7, a feeding bin 1 and a finished product tray 12 are respectively arranged on two sides of each clamping mechanism 10, at least two material clamps 2 are arranged on the upper portion of the feeding bin 1, a feeding cylinder 3 is arranged on the side surface of the feeding bin 1, a discharging cylinder 4 is arranged at the top end of the feeding bin 1, a screw rod servo feeding system 13 is connected to the rear end of each clamping mechanism 10, a finished product tray stepping mechanism 11 is arranged on the lower portion of the finished product tray 12, a supporting column 14 is arranged on the lower portion of the feeding bin 1, a rodless cylinder 15 is arranged on the lower portion of the feeding bin 1, the rodless cylinder 15 is connected with a push plate 16, the push plate 16 is positioned at the end portion of each material clamp 2, the supporting column 14, the feeding cylinder 3, the discharging cylinder 4, a spindle base 5 and the screw rod servo feeding system 13 are fixed on, the clamping mechanism 10 is in driving connection with a screw rod servo feeding system 13.

When the part processing device is used, a part to be processed is conveyed to the feeding bin 1 through the conveying belt, and the clamping mechanism 10 reaches a feeding position; the feeding cylinder 3 jacks at least one material clamp 2 into the clamping mechanism 10; the screw rod servo feeding system 13 drives the clamping mechanism 10 to feed materials to the grinding wheel 7, the grinding wheel 7 rotates under the driving of the electric spindle 6 to grind, and due to the fact that one material clamp can clamp N parts, compared with single piece production, efficiency is improved by N times. Preferably, in the embodiment, the two symmetrical clamping mechanisms 10 are used for feeding materials to the grinding wheel 7, the stress of the grinding wheel 7 in the symmetrical direction is the same in the process of rotary grinding, the stress of the grinding wheel is balanced, the shaking of the grinding wheel 7 is greatly reduced, and the precision of a processed product is greatly improved, because of the two symmetrical clamping mechanisms 10, the production efficiency is at least twice of that of the original single side, if the single side adopts N parts for synchronous processing, namely 2N times of that of single-side production, the workpieces on the material clamp 2 brought by the two clamping mechanisms 10 are simultaneously fed to the grinding wheel 7 from the two symmetrical directions for grinding, and meanwhile, the service lives of the grinding wheel 7 and the electric spindle 6 are also prolonged; after the processing is finished, the screw rod servo feeding system 13 drives the clamping mechanism 10 to retreat to a blanking position; the blanking cylinder 4 pushes the material clamp 2 into a finished material tray 12; the finished product tray 12 moves backwards one grid under the action of the finished product tray stepping mechanism 11; the clamping mechanism 10 reaches the feeding position to perform the next cycle; and after the finished material tray 12 is fully arranged, the finished material tray is manually replaced, so that the product is manufactured.

Referring to fig. 5 and 6, the material clamp 2 comprises a working pressing plate 21, a workpiece positioning plate 22 and a bottom plate 23, the workpiece positioning plate 22 is arranged at the lower part of the working pressing plate 21, the bottom plate 23 is arranged at the lower part of the workpiece positioning plate 22, the working pressing plate 21, the workpiece positioning plate 22 and the bottom plate 23 are fixed through bolts, a U-shaped notch 25 is arranged on the working pressing plate 21, a positioning groove 26 is arranged on the workpiece positioning plate 22, a workpiece 24 is clamped on the positioning groove 26, and a positioning groove 26 is arranged at a position on the workpiece positioning plate 22 where the workpiece is ground; after the bottom plate 23, the workpiece positioning plate 22, the working pressing plate 21 and a plurality of workpieces loaded into the workpiece positioning plate 22 are assembled, the whole set is used as a material clamp 2 to realize automatic clamping and discharging on a machine tool; the working pressing plate 21 is provided with a U-shaped notch 25, and the pressing plate can be quickly disassembled and assembled without screwing down screws, so that workpieces can be replaced.

Referring to fig. 7, the clamping mechanism 10 includes a clamping cylinder 101, a cylinder mounting plate 102, a pressing block 103, a material clamp fixing plate 104, a positioning pin 106, a positioning cylinder 107, a guide block 108, and a sliding table 109, the clamping cylinder 101 is fixed on the material clamp fixing plate 104 through the cylinder mounting plate 102, a hole for a piston rod of the clamping cylinder 101 to pass through is formed in the material clamp fixing plate 104, the piston rod passes through the hole and is connected with the pressing block 103, the material clamp fixing plate 104 and the positioning cylinder 107 are fixed on the sliding table 109, one end of the piston rod of the positioning cylinder 107, which passes through the material clamp fixing plate 104, is connected with the positioning pin 106, and the guide block 108 is arranged on. The material clamp 2 is pushed into the material clamp fixing plate 104 along the guide block 108 under the action of the feeding cylinder 3, and stops when reaching the positioning pin 106, and the positioning pin 106 is driven by the positioning cylinder 107 to extend and retract; after the material clamp 2 is in place, a piston rod of the clamping cylinder 101 extends downwards to clamp the material clamp 2; when blanking is finished after processing, the piston rod of the clamping cylinder 101 is retracted upwards, the positioning cylinder 107 retracts with the positioning pin 106, and the blanking cylinder 4 ejects the material clamp 2 to the finished material tray 12; the pressing block 103 is made of a teflon material.

Referring to fig. 8, the finished product tray 12 includes a guide rail 121, a roller 122, a conical block 123, a finished product tray positioning pin 124, a sliding table 126, a sliding block 127, a front cylinder 128, and a rear cylinder 129, the sliding table 126 is fixedly connected to the sliding block 127, the finished product tray positioning pin 124 is disposed on the sliding table 126 for limiting the position of the finished product tray 12, so that the finished product tray 12 is quickly and limitedly placed at the position, the sliding block 127 is slidably connected to the guide rail 121, the sliding table 126 is an L-shaped member, the roller 122 is disposed on a short side of the sliding table 126, the rollers 122 are linearly arranged on the short side of the sliding table 126, the distance between adjacent rollers 122 is equal, the conical block 123 is located between adjacent rollers 122, the lower portion of the conical block 123 is fixed on the front cylinder 128, the front cylinder 128 drives the conical block 123 to move up and down, the front cylinder 128 is mounted on a, the post-cylinder 129 is mounted on the table 9. The piston of the rear cylinder 129 moves towards the left side, and the cone block 123 arranged on the front cylinder 128 drives the sliding table 126 to move towards the left side by a fixed distance, namely the stroke of the rear cylinder 129; the stroke of the post-positioned air cylinder 129 is equal to the distance between two adjacent rollers 122; after the blanking cylinder 4 pushes the material clamp 2 into the finished material disc 12, the front cylinder 128 and the rear cylinder 129 act to move the finished material disc 12 to the left side, and the blanking position of the next material clamp 2 is given; the piston rod of the pre-cylinder 128 retracts, and the piston rod of the post-cylinder 129 moves to the right; repeating the above operations, after the finished product tray 12 is full of the material clamps 2, the finished product tray 12 is manually replaced, and the placing position of the finished product tray 12 is determined by the two positioning pins 124.

Referring to fig. 9, guide grooves are formed on two sides of the feeding bin 1, and the front end of the feeding bin is a positioning surface; the push plate 16 is arranged on the slide block of the rodless cylinder 15; after a feeding command is executed, the rodless cylinder 15 drives the push plate 16 to press the material clamp 2 on the positioning surface at the front end of the feeding bin 1; the rodless cylinder 15 retracts, and the feeding cylinder 3 pushes the material clamp 2 at the foremost end of the feeding bin 1 into the clamping mechanism 10.

According to the embodiment, the two material clamps are used for feeding and grinding the grinding wheel from two symmetrical directions simultaneously, so that the machining efficiency is greatly improved, the stress of the grinding wheel is balanced, the machining precision of a workpiece is improved, and the service lives of the grinding wheel and the power head can be prolonged due to the balanced stress of the grinding wheel.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.

Claims (5)

1. A small part nonstandard grinding machine capable of automatically feeding and discharging is characterized by comprising a grinding wheel, an electric spindle and a spindle seat for fixing the electric spindle, wherein one end of the grinding wheel is connected with the electric spindle, the other end of the grinding wheel is rotatably connected through a tip, the spindle seat and the tip are fixed on a workbench, at least one clamping mechanism for fixing a workpiece to be machined is arranged in the circumferential direction of the grinding wheel, the clamping mechanism is driven by a driving module, and the driving module drives the clamping mechanism to approach the grinding wheel, so that the workpiece to be machined is in contact grinding with the grinding wheel; clamping mechanism includes die clamping cylinder, cylinder mounting panel, briquetting, material clamp fixed plate, locating pin, location cylinder, guide block and slip table, die clamping cylinder passes through the cylinder mounting panel to be fixed on the material clamp fixed plate, is equipped with the hole that makes die clamping cylinder's piston rod pass on the material clamp fixed plate, and the piston rod passes this hole and is connected with the briquetting, material clamp fixed plate, location cylinder are fixed on the slip table, and the piston rod of location cylinder passes the one end and the locating pin of material clamp fixed plate and is connected, the side of material clamp fixed plate is provided with the guide block.

2. The small part nonstandard grinding machine capable of automatically feeding and discharging according to claim 1, wherein the number of the clamping mechanisms is two, the two clamping mechanisms are symmetrically arranged on two sides of the grinding wheel, a feeding bin and a finished material tray are respectively arranged on two sides of the clamping mechanism, at least two material clamps are arranged on the upper portion of the feeding bin, a feeding cylinder is arranged on the side surface of the feeding bin, a discharging cylinder is arranged at the top end of the feeding bin, the driving module is a screw rod servo feeding system, the rear end of the clamping mechanism is connected with the screw rod servo feeding system, a finished material tray stepping mechanism is arranged on the lower portion of the finished material tray, a support column is arranged on the lower portion of the feeding bin, a rodless main shaft is arranged on the lower portion of the feeding bin, the rodless cylinder is connected with a push plate, the push plate is arranged at the end portion of the material clamps, the screw rod servo feeding system is fixed on the workbench, the finished material tray stepping mechanism is fixed on the side face of the workbench, and the clamping mechanism is in driving connection with the screw rod servo feeding system.

3. The small part nonstandard grinding machine capable of automatically feeding and discharging according to claim 2, characterized in that the material clamp comprises a working pressing plate, a workpiece positioning plate and a bottom plate, the workpiece positioning plate is arranged on the lower portion of the working pressing plate, the bottom plate is arranged on the lower portion of the workpiece positioning plate, the working pressing plate, the workpiece positioning plate and the bottom plate are fixed through bolts, a U-shaped notch is formed in the working pressing plate, a positioning groove is formed in the workpiece positioning plate, a workpiece is clamped on the positioning groove, and a positioning groove is formed in a position, where the workpiece is mounted, of the workpiece positioning plate, and.

4. The small part nonstandard grinding machine capable of automatically feeding and discharging according to claim 2, characterized in that the finished material disc comprises a guide rail, a roller, a taper block, a finished material disc positioning pin, a sliding table, a sliding block, a front cylinder and a rear cylinder, wherein the sliding table is fixedly connected with the sliding block, the finished material disc positioning pin is arranged on the sliding table and used for limiting the finished material disc, the sliding block is slidably connected with the guide rail, the sliding table is an L-shaped member, the roller is arranged on the short edge of the sliding table, the roller is linearly arranged on the short edge of the sliding table, the distance between adjacent rollers is equal, the taper block is positioned between adjacent rollers, the lower part of the taper block is fixed on the front cylinder, the front cylinder drives the taper block to move up and down, the front cylinder is arranged on a piston of the rear cylinder, and the rear cylinder is arranged on the workbench.

5. The small part nonstandard grinding machine capable of automatically feeding and discharging according to claim 2, characterized in that guide grooves are formed on two sides of a feeding bin, and the front end of the feeding bin is a positioning surface; the push plate is arranged on the sliding block of the rodless cylinder.

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