CN201015844Y

CN201015844Y - Abrasive machine structure

Info

Publication number: CN201015844Y
Application number: CNU2007200045313U
Authority: CN
Inventors: 何武宪
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-03-07
Filing date: 2007-03-07
Publication date: 2008-02-06
Anticipated expiration: 2017-03-07

Abstract

The utility model relates to a grinder structure which is mainly to increase distance between top of a grinding pot and bottom of a moving groove. Bottom center of the moving groove is provided with a hollow sleeve to fix a motor axle and length of the sleeve is reduced for the users to clean the grinding pot. Inner wall of the moving groove and the peripheral wall of the sleeve are both covered with a PU layer whose bottom peripheral edge is arranged at the inner side wall of the moving groove to form an arc salience part. The salience part heightens matching with the moving groove. Top of the grinding pot is fixedly provided with a fixing pot whose inner wall also has a PU inner layer. Bottom of the PU inner layer is connected with the salience part of the PU layer. By increasing the distance between the grinding pot top and the moving groove bottom to 6 to 7cm, the grinding stone or lesser workpiece is unlikely to be blocked between the PU inner layer and the PU layer. If worn, the PU inner layer and the PU inner are replaceable to prolong the service life.

Description

Grinding machine structure

Technical field

The utility model is relevant for a kind of grinding machine structure, refers in particular to a kind of interface with PU internal layer and PU layer and improves, in order to avoid grinding stone or less workpiece snap between PU internal layer and the PU layer, and length sleeve reduces so that the grinding machine structure that the user clears up.

Background technology

Make various erose workpiece at present, adopt casting mostly, punching press, modes such as forging or powder metallurgy are made, and workpiece is after finishing, the periphery of workpiece all can have burr to occur, allow the consumer when using, come to harm easily or produce adverse consequences, therefore the workpiece of just having finished must pass through grinding operation again to get rid of burr, the volume of some workpiece is less, can't grind one by one with abrasive wheel, so the generation of grinder is arranged, grinder is that grinding stone and workpiece are together placed sand cylinder, by continuous vibrations sand cylinder, grinding stone and workpiece is constantly rubbed to get rid of burr.

Above-mentioned grinder comprises that stationary magazine creel and that end tube, that an inside is provided with motor is assembled in tube top, the end is positioned at below, stationary magazine creel inside and is incorporated into loose slot on the motor drive shaft, the internal perisporium of stationary magazine creel and loose slot top are respectively equipped with one deck PU internal layer, PU layer, and above-mentioned loose slot comprises a base plate, in the middle of base plate, be provided with one towards the inner hollow sleeve that extends of stationary magazine creel, link together rotation with the top that is placed on motor drive shaft with motor drive shaft, and can adjust axial displacement.

Yet above-mentioned grinder has following defective in the use:

1. above-mentioned grinder must be placed grinding stone in sand cylinder, and the interface of PU internal layer in the sand cylinder and PU layer is because too low, grinding stone or less workpiece tend to snap in the gap of PU internal layer and PU interlayer in the process of grinding, cause PU internal layer and PU layer to be difficult to rotate even and damage.

2. above-mentioned grinder is fixedly arranged on PU internal layer and PU layer respectively the internal perisporium and the loose slot top of stationary magazine creel, after so PU internal layer and PU layer damage, PU internal layer, PU layer must be dismantled together with stationary magazine creel, loose slot, be caused the puzzlement of user in maintenance.

3. above-mentioned grinder causes the inconvenience of user in cleaning because sleeve is long, and in the grinding stone of user in toppling over sand cylinder, many grinding stones are kept somewhere by regular meeting on the PU of sleeve periphery layer.

The utility model content

The utility model often has the gap that grinding stone or less workpiece snap in PU internal layer and PU interlayer in use for solving above-mentioned grinder, and also very inconvenient problem when toppling over the grinding stone in the sand cylinder, and provide a kind of interface to improve with PU internal layer and PU layer, so grinding stone or less workpiece can not snap between PU internal layer and the PU layer, and length sleeve reduces so that the grinding machine structure of user's cleaning.

Grinding machine structure of the present utility model, it mainly has a grinder body, be equiped with a motor on the grinder body, the bottom of motor is connected to a motor drive shaft, and the sand cylinder that on the grinder body, is pivoted, the top of sand cylinder is installed with a stationary magazine creel, and the inside of sand cylinder and be provided with a loose slot in the bottom of stationary magazine creel, and the distance of sand cylinder top and loose slot bottom increased to 6～7cm, and the bottom center place of loose slot is provided with the sleeve pipe of a hollow to overlap solid motor drive shaft, and the length of sleeve pipe is reduced to 5cm, make the user after operation finishes can so that the cleaning sand cylinder, and the inwall of loose slot and the periphery wall of sleeve pipe all are coated with a PU layer, the bottom peripheral edge of PU layer is coated in the madial wall of loose slot and is formed with the jut of arc, and jut cooperates loose slot and increases is 6～7cm, and the inwall of stationary magazine creel also is provided with a PU internal layer, the bottom of PU internal layer is connected with the jut of PU layer, makes to form a gap between the bottom of PU internal layer and the PU layer; By improving the interface of PU internal layer and PU layer, make grinding stone or less workpiece can not snap between PU internal layer and the PU layer, and PU internal layer and PU layer all can be replaced by new product after wearing and tearing, to reach the effect that increases the service life.

By above-mentioned element form with the explanation as can be known, the utility model and existing structure the utlity model has following advantage in comparison:

1. the interface of PU internal layer of the present utility model and PU layer rises to 6～7cm, so grinding stone or less workpiece can not snap between PU internal layer and the PU layer, makes PU internal layer and PU layer to rotate smoothly.

2. length sleeve of the present utility model is reduced to 5cm, makes in the grinding stone of user in toppling over sand cylinder, can not keep somewhere many grinding stones again on the PU layer of sleeve periphery, so that user's cleaning sand cylinder after operation finishes.

3. PU internal layer of the present utility model and PU layer all can be replaced by new product after wearing and tearing, to continue and loose slot is used and increases the service life, more increase the value in the practicality.

Description of drawings

Fig. 1 is a structure front sectional elevation of the present utility model.

Fig. 2 is a structure vertical view of the present utility model.

Fig. 3 is the profile after the wearing and tearing of the utility model PU internal layer bottom.

Fig. 4 is the profile after the utility model PU internal layer is pulled down.

Fig. 5 is the profile after the utility model PU internal layer turns upside down.

The main element symbol description

1 grinder body, 11 pedestals

21 rotating shafts of 2 motors

22 motor drive shafts, 3 sand cylinders

31 stationary magazine creels, 32 loose slots

321 sleeve pipes, 33 PU layers

331 juts, 34 PU internal layers

35 gaps, 4 bolting elements

The specific embodiment

For technology contents, purpose that the utility model is used and the effect reached thereof have more complete and clearly disclose, now see also appended graphic and figure number, be described in detail as follows:

At first, please refer to Fig. 1 and shown in Figure 2, grinding machine structure of the present utility model comprises a grinder body 1, a motor 2 and a sand cylinder 3, wherein:

Be pivoted with a pedestal 11 on this grinder body 1, to install this motor 2 and this sand cylinder 3;

The bottom of this motor 2 has a rotating shaft 21, and rotating shaft 21 is connected to a motor drive shaft 22;

The top of this sand cylinder 3 is installed with a stationary magazine creel 31, and the inside of sand cylinder 3 and be provided with a loose slot 32 in the bottom of stationary magazine creel 31, and the distance of sand cylinder 3 tops and loose slot 32 bottoms increased to 6～7cm, and the bottom center place of loose slot 32 is provided with the sleeve pipe 321 of a hollow, the length of sleeve pipe 321 is reduced to 5cm, and the periphery wall of the inwall of loose slot 32 and sleeve pipe 321 all utilizes several bolting element 4 lockings that one PU layer (polyamine formic acid esters layer) 33 is arranged, the bottom peripheral edge of PU layer 33 is coated in the madial wall of loose slot 32 and is formed with the jut 331 of arc, jut 331 cooperates loose slot 32 and increases is 6～7cm, and the inwall of stationary magazine creel 31 also utilizes several bolting element 4 lockings that one PU internal layer 34 is arranged, the internal perisporium of PU internal layer 34 is in forming symmetrical arc gradually-reducing shape respectively and being connected with the jut 331 of PU layer 33 with the bottom near two end places, make to be formed with a gap 35 between the bottom of PU internal layer 34 and the PU layer 33.

When implementing assembling, see also Fig. 1 and Fig. 2, it is installed in motor 2 and sand cylinder 3 on the pedestal 11 of grinder body 1, and the sleeve pipe 321 at loose slot 32 bottom center places is incorporated into motor drive shaft 22 tops of motor 2, because pedestal 11 is hubbed on the grinder body 1, is available for users to overturn sand cylinder 3 and topples over workpiece and grinding stone in the sand cylinder 3.

When implementing to use, see also Fig. 1, Fig. 3～Fig. 5, can first starter 2 and drive loose slot 32 rotations, the workpiece and the grinding stone upset that are poured into stationary magazine creel 31 inside are mixed, reach the effect of removing burr, and because the jut 331 of PU layer 33 bottom peripheral edge increases is 6～7cm, so the situation that grinding stone embeds gap 35 can not take place in the process of grinding, and when can't bear to use when the heavy wear of the bottom of stationary magazine creel 31, because PU internal layer 34 biends of stationary magazine creel 31 are symmetric design, therefore can pull down bolting element 4 earlier, and lock back bolting element 4 again after PU internal layer 34 turned upside down, again be connected with the end face of PU layer 33 with PU internal layer 34 unworn end faces, be used with loose slot 32 and increase the service life continuing.

Claims

1. grinding machine structure, has a grinder body, be equiped with a motor on the grinder body, the bottom of motor is connected to a motor drive shaft, and the sand cylinder that on the grinder body, is pivoted, the top of sand cylinder is installed with a stationary magazine creel, and the inside of sand cylinder and be provided with a loose slot in the bottom of stationary magazine creel, the bottom center place of loose slot is provided with a sleeve pipe to overlap solid motor drive shaft, and the inwall of loose slot and the periphery wall of sleeve pipe all are coated with a PU layer, the bottom peripheral edge of PU layer is coated in the madial wall of loose slot and is formed with jut, and the inwall of stationary magazine creel also is provided with a PU internal layer, the bottom of PU internal layer is connected with the jut of PU layer, between the bottom of PU internal layer and PU layer, form a gap, it is characterized in that: the distance of this sand cylinder top and this loose slot bottom increases to 6～7cm, makes the jut of this PU layer bottom peripheral edge increase to 6～7cm.

2. grinding machine structure as claimed in claim 1 is characterized in that: be pivoted with a pedestal on this grinder body, to install this motor and this sand cylinder.

3. grinding machine structure as claimed in claim 1 is characterized in that: the bottom of this motor has a rotating shaft, and rotating shaft is connected to this motor drive shaft.

4. grinding machine structure as claimed in claim 1 is characterized in that: the casing length of this loose slot is reduced to 5cm.

5. grinding machine structure as claimed in claim 1 is characterized in that: the internal perisporium of this PU internal layer is in forming symmetrical arc gradually-reducing shape respectively near two end places.

6. grinding machine structure as claimed in claim 1 is characterized in that: this PU layer is locked in the inwall of loose slot and the periphery wall of sleeve pipe by several bolting elements.

7. grinding machine structure as claimed in claim 1 is characterized in that: this PU internal layer is locked in the inwall of stationary magazine creel by several bolting elements.