CN210024847U

CN210024847U - Polishing knife handle for mounting sponge sand

Info

Publication number: CN210024847U
Application number: CN201920787892.2U
Authority: CN
Inventors: 豆小伟; 耿凯霖; 黄红伟
Original assignee: Shangqiu Jinzhenyuan Electronic Technology Co Ltd
Current assignee: Shangqiu Jinzhenyuan Electronic Technology Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-02-07
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a polishing knife handle for installing sponge sand, which comprises a knife handle and is characterized in that one end of the knife handle is provided with a blind rivet for positioning and installing the knife handle, the other end of the knife handle is provided with a polishing part, the polishing part comprises a fixed part for installing the sponge sand, a locking mechanism for clamping the sponge sand is arranged outside the fixed part, one end of the fixed part is provided with a connecting part, and the connecting part is connected with the knife handle; the utility model discloses an installation sponge sand's polishing handle of a knife, simple structure, the design is exquisite, has realized that the CNC main shaft adopts the sponge sand polishing for the polishing is even, compares in traditional polishing technology simultaneously, and the sponge sand cost is lower, can reduce greatly the polishing cost, and the enterprise resource management and control of being convenient for effectively utilizes.

Description

Polishing knife handle for mounting sponge sand

Technical Field

The utility model relates to a polishing technical equipment field, in particular to polishing handle of a knife of installation sponge sand.

Background

In the precision finishing trade, the technique of polishing process has been mastered by the enterprise of majority, and each manufacturing competition has also got into the thermalization, and the result that leads to is the reduction cost, reduces the price, does not try to live in the innovation of ten thousand, and the rule dies in ink guarding, wants to get the order in the trade, and we only obtain the advantage on the price under the prerequisite of assurance quality, the utility model discloses to CNC main shaft installation polishing handle of a knife, accomplish polishing work through pressing from both sides the low price sponge sand, realize reducing the cost of polishing, improve the problem of enterprise production efficiency.

The utility model discloses a be applied to ISO type ultrasonic polishing handle of a knife structure of numerical control processing, bulletin number: CN207616258U, announcement date: 2018.07.17, the utility model discloses an ISO type ultrasonic polishing handle structure applied to numerical control processing, which comprises an ISO handle, a retaining sleeve, a wireless power transmitting line group, a wireless power receiving line group, a mounting plate, a pressing plate and a high-frequency ultrasonic transducer with the frequency of 20-70 kHz; the high-frequency ultrasonic transducer comprises a piezoelectric ceramic component, an amplitude transformer, a chuck, a pressing cap and a bamboo grinding head or an oilstone grinding head; the utility model has the advantages of ingenious and reasonable structural design, two mounting arms symmetrically arranged at the lower end of the retaining sleeve, effective simplification of the whole structure, light volume, good working stability and convenience for the assembling and disassembling process; ultrasonic energy is transmitted in an electromagnetic induction mode without contact; in addition, the bamboo grinding head or the oilstone grinding head is adopted, the toughness material characteristic of the bamboo grinding head or the oilstone grinding head is effectively utilized to polish the processed material, and the high-frequency ultrasonic transducer adopts high frequency, is more suitable for polishing treatment and has good polishing effect.

The utility model relates to a grinding device, the bulletin number: CN203197702U, announcement date: 2013.09.18, a grinding device comprising: polishing the tool post; the polishing knife is arranged on the polishing knife rest; a polishing member positioned on the polishing blade; the fixing device is used for fixing a polished piece, the surface to be polished of the polished piece is opposite to the polished piece, and when the fixing device drives the polished piece to rotate clockwise or anticlockwise around an axis vertical to the surface to be polished, the polished piece props against the polished surface to be polished for polishing. The utility model discloses an automatic operation of polishing can save the labour and improve the efficiency of polishing, and on the other hand, the roughness of the face of polishing of treating of the piece of polishing that polishes out is even.

Above utility model does not all relate to and realizing polishing work adopting the sponge sand, and the structure is more complicated relatively simultaneously, to enterprise control production handling cost, raise the efficiency and do not have any advantage.

Disclosure of Invention

The utility model discloses the purpose is for solving above-mentioned problem, and the technical scheme who takes is:

the utility model provides a polishing handle of a knife of installation sponge sand, includes the handle of a knife, and handle of a knife one end is equipped with the blind rivet of location installation handle of a knife, and polishing portion is installed to the handle of a knife other end, polishing portion is including the fixed part of installation sponge sand, and the locking mechanism who is used for pressing from both sides dress sponge sand is installed in the fixed part outside, and fixed part one end is equipped with connecting portion, and connecting portion are connected with the handle.

Preferably, the locking mechanism comprises a clamping hook arranged along the axial direction of the tool holder, one end of the clamping hook is hinged to the fixing part, the other end of the clamping hook is provided with a locking hook, one end of the fixing part, which is opposite to the tool holder, is provided with a groove along the axial direction of the tool holder, a chuck is arranged in the groove, and a pressure spring is arranged between the groove and the chuck, so that the axial adjustability of the chuck is realized; the chuck is provided with a clamping groove, and the clamping groove and the locking hook are matched to lock the clamping hook.

Preferably, the chuck is provided with a limiting hole along the axial direction of the tool shank, a limiting screw is arranged in the limiting hole, and the limiting screw is installed in a thread fit manner with the bottom of the groove.

Preferably, the fixing portion is cylindrical.

Preferably, the outer side of the fixing part is provided with an installation groove along the axial direction of the tool holder, and the clamping hook is installed in the installation groove and is concave on the peripheral surface of the fixing part.

Preferably, the connecting part comprises a connecting shaft fixed at one end of the fixing part, the collet chuck is installed on the outer side of the connecting shaft in a surrounding mode, and the collet chuck is connected with the tool shank in a fastening mode through a tool shank nut.

Preferably, a taper hole is formed in the joint of the tool handle and the collet chuck, the outer side surface of the collet chuck connected with the tool handle is a conical surface, the conical surface is arranged along the axial direction of the tool handle, the radius of the conical surface close to the end of the tool handle is minimum, a positioning groove is formed in the collet chuck far away from the end of the tool handle along the circumferential direction of the tool handle, a through hole is formed in the collet chuck, the through hole is matched with the connecting shaft for installation, a plurality of locking grooves are formed in the circumferential array of the outer side surface of the collet chuck along the axial direction of the; the inner side of the handle nut is provided with a positioning bulge, and the positioning bulge is matched with the positioning groove.

Preferably, a positioning boss is arranged on the circumference of one side, close to the knife handle, of the fixing part.

The utility model discloses the beneficial effect who has does:

1. the utility model discloses to polishing equipment, designed a polishing handle of a knife of installation sponge sand, simple structure, the design is exquisite, has realized that the CNC main shaft adopts the sponge sand polishing for the polishing is even, compares in traditional polishing process simultaneously, and the sponge sand cost is lower, can reduce greatly the polishing cost, the enterprise resource management and control of being convenient for and effective utilization.

2. The utility model discloses a CNC main shaft drives the polishing of sponge sand, has realized automatic polishing, has shortened the polishing cycle, has improved production efficiency.

3. The utility model discloses a locking mechanism comes the tight sponge sand of clamp, and the sponge sand of being convenient for is dismantled fast, can realize fine tight effect of clamp simultaneously.

Drawings

Fig. 1 is a side view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of the present invention;

FIG. 4 is a side view of the collet;

fig. 5 is a schematic view of the usage state of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1, a polishing tool shank for mounting sponge sand comprises a tool shank 2, wherein one end of the tool shank 2 is provided with a rivet 1 for positioning and mounting the tool shank 2, the rivet 1 is used for fixing the tool shank 2 on a rotary main shaft, the other end of the tool shank 2 is provided with a polishing part, the polishing part comprises a fixing part 6 for mounting sponge sand 11, and preferably, the fixing part 6 is cylindrical; a locking mechanism for clamping the sponge sand 11 is installed on the outer side of the fixing portion 6, and a connecting portion is arranged at one end of the fixing portion 6 and connected with the cutter handle 2.

In order to better clamp the sponge sand 11, the locking mechanism comprises a clamping hook 10 arranged along the axial direction of the tool holder 2, one end of the clamping hook 10 is hinged with the fixing part 6, the other end of the clamping hook 10 is provided with a locking hook, one end of the fixing part 6, which is opposite to the tool holder 2, is provided with a groove along the axial direction of the tool holder 2, a chuck 9 is arranged in the groove, and a pressure spring 8 is arranged between the groove and the chuck 9, so that the axial adjustability of the chuck 9 is realized; a clamping groove is formed in the chuck 9, the clamping groove and the locking hook are installed in a matched mode to lock the clamping hook 10, the chuck 9 is pressed through the pressure spring 8, and the locking function is achieved; in operation, the chuck 9 is pressed, and the chuck 9 compresses the pressure spring 8, so that the locking hook can be separated from the chuck 9.

For better positioning chuck 9, guarantee that chuck 9 can not popped out by pressure spring 8 when opening the locking and colluding, chuck 9 is last to be equipped with spacing hole along 2 axial of handle of a knife, spacing downthehole stop screw 7 of installing, stop screw 7 and recess bottom screw-thread fit installation, stop screw 7's nut can block in the spacing hole department of chuck 9, fixes a position chuck 9, also can change chuck 9's position through revolving stop screw 7 soon in work to accomplish the locking and the release that draw-in groove and locking colluded.

In order to facilitate the clamping of the sponge sand 11 by the locking mechanism and guarantee the clamping effect, a mounting groove is formed in the outer side of the fixing part 6 along the axial direction of the tool holder 2, and the clamping hook 10 is mounted in the mounting groove and is recessed in the peripheral surface of the fixing part 6, so that the sponge sand 11 can rotate to finish workpiece polishing when in work; after the sponge sand 11 is installed, the connector of the sponge sand 11 can be clamped and pressed in the installation groove through the clamping hook 10, and the sponge sand 11 is guaranteed to be clamped tightly.

In order to ensure that the polishing part is not connected with the tool handle 2, the connecting part comprises a connecting shaft 5 fixed at one end of a fixing part 6, a collet 3 is arranged on the outer side of the connecting shaft 5 in a surrounding mode, and the collet 3 is tightly connected with the tool handle 2 through a tool handle nut 4.

In order to achieve a better connection effect, a taper hole 21 is formed in the connection position of the tool holder 2 and the collet 3, the outer side surface of the collet 3 connected with the tool holder 2 is a conical surface 31, the conical surface 31 is axially arranged along the tool holder 2, the radius of the conical surface 31 close to the end of the tool holder 2 is the smallest, and the conical surface 31 is installed in a matched mode with the taper hole 21; the circumference of the end, far away from the tool shank 2, of the outer end face of the collet chuck 3 is provided with a positioning groove 32, a through hole 33 is formed in the collet chuck 3, the through hole 33 is matched with the connecting shaft 5, a plurality of locking grooves 34 which are axially arranged along the tool shank 2 are circumferentially arrayed on the outer side face of the collet chuck 3, the locking grooves 34 are communicated with the through hole 33, and the locking grooves 34 are communicated with the end, far away from the tool shank 2, of the collet chuck 3; a positioning bulge is arranged on the inner side of the knife handle screw cap 4 and is matched with the positioning groove 32; the locking groove 34 on the collet 3 can be driven to be gradually reduced by screwing the handle nut 4, so that the locking effect of the collet 3 on the connecting shaft 5 is achieved.

For better location sponge sand 11, prevent that sponge sand 11 from shifting, fixed part 6 is close to handle of a knife 2 one side circumference and is equipped with the location boss, and sponge sand 11 clamps with the location boss, prevents that sponge sand 11 from removing to handle of a knife 2 one side.

The utility model discloses a working process does:

when polishing, firstly need to install sponge sand 11, firstly make chuck 9 move to handle of a knife 2 one side through revolving to twist stop screw 7, gradually the draw-in groove and the locking of chuck 9 collude the separation, relative fixed part 6 gyration is opened and is pressed from both sides tight trip 10, around the outer terminal surface of cylindrical fixed part 6 around installation sponge sand 11, make sponge sand 11 connector department place in the mounting groove of fixed part 6, press from both sides tight trip 10 chucking through the gyration and in the mounting groove, it is tight to guarantee sponge sand 11 presss from both sides, reverse revolving to twist stop screw 7 makes chuck 9 move to handle of a knife 2 one side dorsad, make the draw-in groove and the locking of chuck 9 contact gradually, thereby accomplish the locking, sponge sand 11 installation completion this moment.

After the sponge sand 11 is installed, the connecting shaft 5 is installed in the collet chuck 3, the collet chuck 3 is driven to gradually move towards one side of the tool shank 2 by screwing the tool shank nut 4, so that the locking groove 34 on the collet chuck 3 is gradually reduced, and the locking effect of the collet chuck 3 on the connecting shaft 5 is completed.

After the connection of the tool holder 2 and the polishing part is completed, the tool holder 2 is fixed on the CNC main shaft through the blind rivet 1, so that the installation of the whole polishing device is realized, the CNC main shaft can drive the sponge sand 11 to rotate, and the polishing of a processing part is completed.

The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.

If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and the words are not intended to have a special meaning unless otherwise stated.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments, but such modifications or substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a polishing handle of a knife of installation sponge sand, includes the handle of a knife, its characterized in that, handle of a knife one end is equipped with the blind rivet of location installation handle of a knife, and polishing portion is installed to the handle of a knife other end, polishing portion is including the fixed part of installation sponge sand, and the locking mechanism who is used for pressing from both sides dress sponge sand is installed in the fixed part outside, and fixed part one end is equipped with connecting portion, and connecting portion are connected with the handle.

2. The polishing tool handle for installing the sponge sand as claimed in claim 1, wherein the locking mechanism comprises a clamping hook arranged along the axial direction of the tool handle, one end of the clamping hook is hinged to a fixing part, the other end of the clamping hook is provided with a locking hook, one end of the fixing part, which is opposite to the tool handle, is provided with a groove along the axial direction of the tool handle, a chuck is installed in the groove, and a pressure spring is installed between the groove and the chuck, so that the axial adjustability of the chuck is realized; the chuck is provided with a clamping groove, and the clamping groove and the locking hook are matched to lock the clamping hook.

3. The polishing tool handle for installing the sponge sand as claimed in claim 2, wherein the chuck is provided with a limiting hole along the axial direction of the tool handle, a limiting screw is installed in the limiting hole, and the limiting screw is installed with the bottom of the groove in a threaded fit mode.

4. The buffing tool shank for mounting sponge sand according to claim 1 wherein the fixing portion is cylindrical.

5. The polishing tool handle for installing the sponge sand as claimed in claim 2, wherein an installation groove is formed in the outer side of the fixing portion along the axial direction of the tool handle, and the clamping hook is installed in the installation groove and is recessed in the peripheral surface of the fixing portion.

6. A polishing tool shank for holding sponge sand as claimed in any one of claims 1 to 5, wherein the connecting part comprises a connecting shaft fixed at one end of the fixing part, a collet is mounted around the outside of the connecting shaft, and the collet is fastened to the tool shank by a tool shank nut.

7. The polishing tool handle for mounting the sponge sand as claimed in claim 6, wherein a taper hole is formed at the joint of the tool handle and the collet chuck, the outer side surface of the collet chuck connected with the tool handle is a conical surface, the conical surface is arranged along the axial direction of the tool handle, the radius of the conical surface close to the end of the tool handle is minimum, a positioning groove is formed in the collet chuck far away from the end of the tool handle along the circumferential direction of the tool handle, a through hole is formed in the collet chuck, the through hole is mounted in a matched manner with the connecting shaft, a plurality of locking grooves are formed in the circumferential array of the outer side surface of the collet chuck along the axial direction of the; the inner side of the handle nut is provided with a positioning bulge, and the positioning bulge is matched with the positioning groove.

8. The polishing tool handle for installing the sponge sand as claimed in claim 1, wherein a positioning boss is arranged on the circumference of one side of the fixing part close to the tool handle.