CN214292265U - A hold formula chuck location structure tightly for milling cutter grinds machine - Google Patents
A hold formula chuck location structure tightly for milling cutter grinds machine Download PDFInfo
- Publication number
- CN214292265U CN214292265U CN202120106703.8U CN202120106703U CN214292265U CN 214292265 U CN214292265 U CN 214292265U CN 202120106703 U CN202120106703 U CN 202120106703U CN 214292265 U CN214292265 U CN 214292265U
- Authority
- CN
- China
- Prior art keywords
- hole
- chuck
- section
- milling cutter
- side wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model provides a hold formula chuck location structure tightly for milling cutter grinds machine, including the chuck seat, unthreaded hole, through-hole and joint-cutting have been seted up on the chuck seat, the chuck seat has first lateral wall, first lateral wall with be formed with the elasticity piece between the joint-cutting, the perforation has been seted up on the elasticity piece, the joint-cutting is kept away from set up threaded hole on the lateral wall of perforation one side, it has the connecting pin to alternate in the through-hole, the one end of connecting pin is provided with the reference column, and the other end is provided with screw slot or spanner position, the reference column with connecting pin dislocation is arranged, it has screw connection to alternate in the perforation locking bolt in the screw hole. Through setting up the through-hole to set up screw slot or spanner position on the connecting pin, can be with the help of screwdriver or spanner swivelling joint round pin during the use, and then the position of adjustment reference column, realize the fine setting to chuck location angle, and need not to twist manual reference column with the hand, it is comparatively convenient to use, and is convenient for control regulating variable.
Description
Technical Field
The utility model relates to a milling cutter processing equipment, especially a hold formula chuck location structure tightly for milling cutter grinds machine.
Background
A milling cutter grinder is a device for grinding milling cutters, and an existing milling cutter grinder, such as a GD313C portable milling cutter grinder disclosed in chinese utility model publication No. CN206373743U, generally has at least one chuck base (also called a grinding base or a top block), on which a chuck for holding a milling cutter is inserted, in order to avoid rotation of the chuck during use, the chuck base is usually provided with an eccentric positioning pin abutting against the chuck, the eccentric positioning pin is usually fastened on the chuck base by a locking screw, when the angle of the chuck needs to be finely adjusted during grinding, the locking screw needs to be loosened and the eccentric positioning pin is rotated, however, since the locking force of the locking screw is usually relatively large, the eccentric positioning pin is pressed on the corresponding hole sidewall of the chuck base, even if the locking screw is loosened, the bonding force or friction force between the eccentric positioning pin and the chuck base is still relatively large, the user often is difficult to use more inconveniently through the eccentric locating pin of manual twist.
In addition, the chuck and the chuck seat are usually in clearance fit, but the clearance between the chuck and the chuck seat is usually relatively small, when dust and debris adhere to the chuck or the hole side wall of the chuck seat, the chuck and the chuck seat are easy to be clamped and inconvenient to use, in addition, in order to avoid the chuck shaking, the contact surface between the chuck and the chuck seat is usually relatively large, the friction force is also relatively large, the chuck or the chuck seat is easy to wear after being repeatedly plugged and pulled out, and the service life is relatively short.
In view of the above, the applicant has made intensive studies to solve the above problems and has made the present invention.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a use comparatively convenient a formula chuck location structure of holding tightly that is used for milling cutter to grind machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a holding type chuck positioning structure for a milling cutter grinding machine comprises a chuck seat, wherein a unthreaded hole, a through hole and a cutting seam are vertically arranged on the chuck seat, the through hole is positioned beside the unthreaded hole, the cutting seam is communicated with the through hole, the unthreaded hole, the through hole and the cutting seam are arranged in parallel, the chuck seat is provided with a first side wall which is not vertically arranged with the cutting seam, an elastic block is formed between the first side wall and the cutting seam, a through hole communicated with the cutting seam is formed on the elastic block, a threaded hole which is coaxially arranged with the through hole is formed on the side wall of the cutting seam, which is far away from the through hole, a connecting pin is inserted in the through hole, one end of the connecting pin is provided with a positioning column matched with the chuck, the other end of the connecting pin is provided with a screw groove or a wrench position, the positioning column and the connecting pin are arranged in a staggered manner, and a locking bolt which is spirally connected in the threaded hole is inserted in the through hole, the nut of the locking bolt abuts against the first side wall.
As an improvement of the utility model, be provided with internal thread section on the inside wall of through-hole, be provided with on the lateral wall of connecting pin with internal thread section complex external screw thread section.
As an improvement of the present invention, the first side wall and the joint-cutting are arranged in parallel.
As an improvement of the present invention, the through hole is vertically arranged with the through hole.
As an improvement of the utility model, still include the chuck, the chuck include with unthreaded hole clearance fit's optical axis section, a body coupling are in one of optical axis section serve location fit section and a body coupling and be in the location fit section is kept away from one of optical axis section serves one and serves handheld section, seted up on the lateral wall of optical axis section and dodged groove or sunken line, just the optical axis section with fit clearance between the unthreaded hole is 0.02-0.06 mm.
As an improvement of the utility model, what offer on the lateral wall of smooth axle section is dodge the groove, dodge the groove be annular, thread groove or with the straight flute of the axis parallel arrangement of smooth axle section.
As an improvement of the utility model, what set up on the lateral wall of smooth shaft section is sunken line, sunken line is netted line, honeycomb line, wave line or straight line.
As an improvement of the utility model, the optical axis section is kept away from the one end of handheld section is provided with the spigot surface.
As an improvement of the utility model, lubricating oil is smeared on the outer surface of the smooth shaft section and/or the inner side wall of the smooth hole.
Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:
1. through setting up the through-hole to set up screw slot or spanner position on the connecting pin, can be with the help of screwdriver or spanner swivelling joint round pin during the use, and then the position of adjustment reference column, realize the fine setting to chuck location angle, and need not to twist manual reference column with the hand, it is comparatively convenient to use, and is convenient for control regulating variable.
2. Through set up the screw thread on through-hole and connecting pin, avoid assembled or locking screw to loosen back connecting pin and directly drop under the action of gravity, it is comparatively convenient to use.
3. Form the elastic block through seting up the joint-cutting, utilize locking bolt locking elastic block to make the chuck piece hold the connecting pin tightly and fasten, compare with the structure that the tradition adopted the direct locking of screw, because locking bolt does not contact with the connecting pin, can not damage the connecting pin, help improving life.
4. By arranging the avoiding groove or the sunken grain on the chuck, in the process of penetrating the optical axis section of the chuck into the unthreaded hole, if dust or debris adheres to the surface of the optical axis section or the side wall of the unthreaded hole, the optical axis section or the side wall of the unthreaded hole can be squeezed into the avoiding groove or the sunken grain, so that clamping stagnation of the chuck and the chuck seat is effectively avoided, and the use is more convenient; meanwhile, due to the existence of the avoiding groove or the concave grains, under the condition that the lengths of the optical axis segments penetrating into the unthreaded holes are the same, the contact surface is relatively small, the friction force is effectively reduced, the abrasion is further reduced, and the service life is relatively long.
5. Through setting up lubricating oil, the usable groove or sunken line of dodging carry out the oil storage, greatly promote the effect that lubricating oil played in clearance fit, further reduce frictional force.
Drawings
FIG. 1 is a schematic view of a positioning structure of a clasping type chuck in an embodiment, wherein parts such as the chuck are omitted;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a schematic structural view of the chuck in the embodiment, in which the avoiding groove or the concave texture is omitted.
The designations in the figures correspond to the following:
10-a chuck; 11-optical axis segment;
12-a handheld section; 13-positioning the mating segment;
14-positioning the perforation; 15-a guide surface;
20-a chuck base; 21-a light hole;
22-a through hole; 23-cutting a seam;
24-a first side wall; 25-an elastic block;
26-perforating; 30-a connecting pin;
31-a locating post; and 40-locking the bolt.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, 2 and 3, the present embodiment provides a clasping type chuck positioning structure for a milling cutter grinding machine, which includes a chuck 10 and a chuck seat 20, wherein the chuck seat 20 is a horizontally arranged rectangular parallelepiped, and is provided with a vertically arranged unthreaded hole 21, a through hole 22 located beside the unthreaded hole 21, and a slit 23 communicated with the through hole 22, and the slit 23 is vertically through and communicates the through hole 22 with the outside in a direction perpendicular to the axial direction of the through hole 22. The optical hole 21, the through hole 22 and the slit 23 are arranged in parallel, the periphery of the chuck base 20 has four side walls, wherein one side wall arranged non-perpendicularly to the slit 23 is a first side wall 24, that is, the chuck base 20 has a first side wall 24 arranged non-perpendicularly to the slit 23, in this embodiment, the first side wall 24 and the slit 23 are arranged in parallel, and the distance between the slit 23 and the first side wall 24 is smaller than the distance between the slit 23 and the side wall arranged parallel to the first side wall 24 on the chuck base 20, a cantilever-shaped elastic block 25 is formed between the first side wall 24 and the slit 23, it should be noted that the elastic block 25 belongs to a part of the chuck base 20, and therefore, the material of the elastic block is the same as that of the chuck base 20, and the material is all steel, and therefore, the elasticity of the elastic block is relatively small.
The elastic block 25 is provided with a through hole 26 communicated with the slit 23, and the through hole 26 is preferably arranged perpendicular to the through hole 22, and the mouth of one end of the through hole 26 away from the slit 23 is positioned on the first side wall 24. The side wall of the slit 23 on the side away from the through hole 26 is provided with a threaded hole (not shown) coaxially arranged with the through hole 26.
The connecting pin 30 is inserted into the through hole 22, one end of the connecting pin 30 is provided with a positioning column 31 matched with the chuck 10, and the other end of the connecting pin 30 is provided with a screw groove or a wrench position (not shown in the figure), wherein the positioning column 31 and the connecting pin 30 are arranged in a staggered mode, namely, the positioning column 31 and the connecting pin 30 are not coaxial, when the connecting pin is used, the connecting pin 30 is vertically arranged, and the positioning column 31 is located at the upper end of the connecting pin 30. Preferably, in order to prevent the connecting pin 30 from falling off under the action of gravity when penetrating into the through hole 22 and not being locked yet, in the present embodiment, an internal thread section is provided on the inner side wall of the through hole 22, an external thread section matched with the internal thread section is provided on the outer side wall of the connecting pin 30, and the connecting pin 30 is inserted into the through hole 22 by being spirally connected with the through hole 22.
A locking bolt 40 screwed into the threaded bore is inserted through the bore 26, the nut of the locking bolt 40 bearing against the first side wall 24. During the use, make the elastic block 25 produce the deformation through screwing up locking bolt 40, move toward the screw hole direction, and then reduce the diameter of through-hole 22 for the inside wall of through-hole 22 is held tightly on connecting pin 30, realizes the fastening to connecting pin 30.
The chuck 10 includes the smooth shaft section 11 with unthreaded hole clearance fit and an organic whole handheld section 12 of connecting on one end of smooth shaft section 11, is provided with anti-skidding line on the lateral wall of handheld section 12. Preferably, in this embodiment, a positioning matching section 13 is integrally connected between the optical axis section 11 and the handheld section 12, that is, the optical axis section 11 is indirectly connected with the handheld section 12 through an integral connection on the positioning matching section 13, that is, the chuck 10 includes the optical axis section 11 in clearance fit with the unthreaded hole 21, an integral connection is made on one end of the optical axis section 11, the positioning matching section 13 is integrally connected with one end of the positioning matching section 13 far away from the optical axis section 11, so that the rotation angle of the chuck 10 can be limited by the positioning matching section 13, when in use, the positioning column 31 is abutted against the positioning surface of the positioning matching section 13 for positioning, so as to grind the specific position of the milling cutter. The cross section of the location matching section 13 is square, the corners of the square are provided with rounded corners, the side faces of the location matching section 13 corresponding to the side length of the square form locating faces, and of course, the cross section of the location matching section 13 can be set to be other regular polygons. In addition, the chuck 10 is provided with a positioning through hole 14 coaxially arranged with the optical axis segment 11 for inserting a milling cutter. The end of the optical axis section 11 away from the holding section 12 is provided with a guiding surface 15 so as to form a guiding function when the chuck 10 is inserted into the optical hole, and the use is convenient.
An avoiding groove or a concave texture (not shown in the figure) is formed on the side wall of the optical axis section 11, and when the avoiding groove is formed on the side wall of the optical axis section 11, the avoiding groove can be a ring groove, a thread groove or a straight groove arranged in parallel with the axis of the optical axis section 11; when the side wall of the optical axis section 11 is provided with the concave grains, the concave grains can be net-shaped grains, honeycomb-shaped grains, wave-shaped grains or straight grains. Due to the avoidance of the grooves or the concave lines, the fit clearance between the optical axis section 11 and the unthreaded hole can be smaller than that of a conventional milling cutter grinding machine so as to improve the grinding precision, and in the embodiment, the fit clearance between the optical axis section 11 and the unthreaded hole is 0.02-0.06 mm. Preferably, in the present embodiment, the outer surface of the optical axis segment 11 and/or the inner side wall of the optical hole are coated with lubricating oil.
When the angle of the chuck 10 needs to be adjusted, the locking bolt 40 is loosened to restore the elastic block 25 under the action of the elastic force, then the connecting pin 30 is rotated by a screwdriver or a wrench to further adjust the position of the positioning column 31, and finally the locking bolt 40 is tightened to elastically deform the elastic block 25 again to hold the connecting pin 30 tightly, so that the fine adjustment of the positioning angle of the chuck 10 is completed.
The present invention has been described in detail with reference to the accompanying drawings, but the embodiments of the present invention are not limited to the above embodiments, and those skilled in the art can make various modifications to the present invention according to the prior art, and these all belong to the protection scope of the present invention.
Claims (9)
1. A holding type chuck positioning structure for a milling cutter grinding machine is characterized by comprising a chuck seat, wherein the chuck seat is provided with a unthreaded hole which is vertically arranged, a through hole which is positioned beside the unthreaded hole and a cutting seam which is communicated with the through hole, the unthreaded hole, the through hole and the cutting seam are arranged in parallel, the chuck seat is provided with a first side wall which is not vertically arranged with the cutting seam, an elastic block is formed between the first side wall and the cutting seam, the elastic block is provided with a through hole which is communicated with the cutting seam, the side wall of the cutting seam, which is far away from the through hole, is provided with a threaded hole which is coaxially arranged with the through hole, a connecting pin is inserted in the through hole, one end of the connecting pin is provided with a positioning column which is matched with the chuck, the other end of the connecting pin is provided with a screw groove or a wrench position, and the positioning column and the connecting pin are arranged in a staggered way, and a locking bolt in threaded connection with the threaded hole is inserted into the through hole, and a nut of the locking bolt abuts against the first side wall.
2. The clasping type cartridge positioning structure for a milling cutter grinder as set forth in claim 1, wherein the inner side wall of the through hole is provided with an internal thread section, and the outer side wall of the connecting pin is provided with an external thread section engaged with the internal thread section.
3. The clenching cartridge positioning structure for a milling cutter grinder of claim 1, wherein the first sidewall and the slit are arranged in parallel.
4. The clasping clip positioning structure for a milling cutter grinder of claim 1, wherein the through hole and the through hole are arranged vertically.
5. The clasping type chuck positioning structure for a milling cutter grinding machine according to any one of claims 1 to 4, further comprising a chuck, wherein the chuck comprises a spindle section which is in clearance fit with the unthreaded hole, a positioning fit section which is integrally connected to one end of the spindle section, and a hand-held section which is integrally connected to one end of the positioning fit section, which is far away from the spindle section, an avoiding groove or a concave texture is formed on the side wall of the spindle section, and the fit clearance between the spindle section and the unthreaded hole is 0.02-0.06 mm.
6. The holding type chuck positioning structure for a milling cutter grinding machine according to claim 5, wherein the avoiding groove is formed in the side wall of the spindle section, and the avoiding groove is a circular groove, a threaded groove or a straight groove arranged in parallel with the axis of the spindle section.
7. The clasping type chuck positioning structure for a milling cutter grinder as set forth in claim 5, wherein the sidewall of the smooth shaft section is provided with concave patterns, and the concave patterns are net patterns, honeycomb patterns, wave patterns or straight patterns.
8. The clasping chuck positioning structure for a milling cutter grinder of claim 5, wherein the end of the optical shaft section remote from the hand-held section is provided with a guide surface.
9. The clasping type cartridge positioning structure for a milling cutter grinding machine of claim 5, wherein the outer surface of the plain shaft section and/or the inner side wall of the plain hole is coated with lubricating oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120106703.8U CN214292265U (en) | 2021-01-15 | 2021-01-15 | A hold formula chuck location structure tightly for milling cutter grinds machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120106703.8U CN214292265U (en) | 2021-01-15 | 2021-01-15 | A hold formula chuck location structure tightly for milling cutter grinds machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214292265U true CN214292265U (en) | 2021-09-28 |
Family
ID=77825763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120106703.8U Active CN214292265U (en) | 2021-01-15 | 2021-01-15 | A hold formula chuck location structure tightly for milling cutter grinds machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214292265U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030542A (en) * | 2021-11-25 | 2022-02-11 | 奇瑞汽车股份有限公司 | Automobile signal lamp and automobile |
-
2021
- 2021-01-15 CN CN202120106703.8U patent/CN214292265U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030542A (en) * | 2021-11-25 | 2022-02-11 | 奇瑞汽车股份有限公司 | Automobile signal lamp and automobile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8651922B2 (en) | Inline handheld power tool | |
| EP1129825A2 (en) | Right angle attachment for power hand tool | |
| CN214292265U (en) | A hold formula chuck location structure tightly for milling cutter grinds machine | |
| WO2014194145A1 (en) | Deburring tool | |
| CN201058408Y (en) | Portable minitype valve grinder | |
| CN214292621U (en) | A tight formula chuck location structure in top for milling cutter grinds machine | |
| US6846231B2 (en) | Removable sharpening attachment for a rotary hand tool | |
| US20090088052A1 (en) | Inline handheld power tool | |
| CN212887005U (en) | Clamping device, grinding head holding device and grinding processing assembly | |
| CN2198056Y (en) | Easy unloading spring chuck | |
| CN2182699Y (en) | Assembling type compositing drilling machine with axle position adjustable function | |
| CN216882069U (en) | Hand-held cutting machine | |
| CN217914746U (en) | Eccentric grinding device | |
| CN209598935U (en) | Milling tool | |
| KR101164331B1 (en) | Super Easy Thickness Control of Edge Milling Tool | |
| CN214393770U (en) | Hole grinding device for disc-shaped gear shaving cutter | |
| CN218015857U (en) | Turning tool | |
| CN213614618U (en) | Thread cleaning device | |
| KR20000040565A (en) | Cutter for processing edge | |
| CN211940459U (en) | Hydraulic transmission device of surface grinding machine workbench | |
| CN214161637U (en) | Burring cutter arbor that floats | |
| CN217529257U (en) | PCD adjustable reverse chamfer hole boring cutter | |
| CN207682136U (en) | A kind of axial workpiece turning connects tool marks grinding device | |
| CN219617470U (en) | Honing cutter bar capable of avoiding movement of cutter sleeve | |
| US20230286100A1 (en) | Stump Grinder Tooth Sharpening Tool and System |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |