CN209754115U - Tool bit structure for non-standard machining - Google Patents
Tool bit structure for non-standard machining Download PDFInfo
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- CN209754115U CN209754115U CN201920142272.3U CN201920142272U CN209754115U CN 209754115 U CN209754115 U CN 209754115U CN 201920142272 U CN201920142272 U CN 201920142272U CN 209754115 U CN209754115 U CN 209754115U
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Abstract
The utility model discloses a tool bit structure is used in nonstandard processing belongs to nonstandard processing technology field. The end milling cutter body comprises a cutter post, a cutter handle head and a shaft collar; a U-shaped groove is formed in the cutter post, a clamping pad is embedded in the U-shaped groove, and the left end and the right end of the clamping pad are clamped with the inner wall of the U-shaped groove; the cutter handle head protrudes out of the upper end of the cutter post, the cutter handle head and the cutter rod are integrated, the cutter handle head is in a round table shape, a pair of clamping holes are symmetrically formed in the middle of the cutter handle head, through a module structure formed by the cutter post, the cutter handle head and the shaft collar, a slotted hole formed in the position of the cutter handle head and the shaft collar is used for clamping a cutter seat of processing equipment with the slotted hole, a spring shaft seat and a clamping pad are arranged in the cutter post in a matched mode, axial stress and radial stress generated by contact of the cutter head structure and the surface of a material can be effectively prevented from being accumulated when the cutter head is used, and milling cutter teeth and cutting teeth are matched with each other in the cutter head, so that the processing precision of.
Description
Technical Field
The utility model relates to a nonstandard processing technology field, especially a tool bit structure is used in nonstandard processing.
Background
The end milling cutter head is one of the most commonly used cutters for production and processing of non-standard parts, the cylindrical surface and the end surface of the end milling cutter are provided with cutting cutters which can simultaneously cut and can also independently cut, however, in the actual processing process, because the end surface deflection of the end milling cutter head structure is large, after long-term use, the cutter head is easy to generate radial reaction force when contacting with the surface of a material, so that the cutter head structure and a cutter seat are influenced by the reaction force to generate stress, and the local structural strength and the cutter head precision of the cutter head are influenced after accumulation.
Based on the problem that exists above, need study the present time and be fit for as nonstandard parts machining's tool bit structure, current tool bit structure is unreasonable with blade holder clamping structure, easily receives the reaction force influence in the application and piles up stress, leads to the tool bit structure impaired, and the local damage of tool bit structure produces resonance when directly leading to the tool bit to rotate simultaneously, influences the machining precision, has restricted the reliability of tool bit to a certain extent.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
the utility model aims at the above-mentioned problem, a tool bit structure is used in nonstandard processing is provided, through by the tool post, the modular structure that tool bit and axle collar combined together, the slotted hole that utilizes tool bit and axle collar position to set up carries out the clamping with it processing equipment blade holder, spring axle bed and clamp pad that set up in the cooperation tool post, axial and radial stress that can effectively avoid tool bit structure and material surface contact to produce when using piles up, and utilize in the tool bit milling cutter tooth and the mutually supporting of cutting the tooth, guarantee the machining precision of tool bit structure, the suitability of tool bit structure has been improved.
In order to achieve the above purpose, the utility model adopts the technical proposal that: a non-standard machining insert structure comprising:
The end milling cutter body comprises a cutter post, a cutter handle head and a shaft collar; a U-shaped groove is formed in the cutter post, a clamping pad is embedded in the U-shaped groove, and the left end and the right end of the clamping pad are clamped with the inner wall of the U-shaped groove; the tool post is characterized in that the tool holder head protrudes out of the upper end of the tool post, the tool holder head and the tool bar are integrated, the tool holder head is in a round table shape, a pair of clamping holes are symmetrically formed in the middle of the tool holder head, and the clamping holes are formed in the surface of the tool holder head; the shaft ring is sleeved at the bottom end of the cutter post, the inner wall of the shaft ring is in interference connection with the bottom end of the cutter post, two bayonets are arranged on a groove in the side wall of the shaft ring, a spring shaft seat is fixed in the middle of the inner side of the shaft ring, the spring shaft seat penetrates through the bottom surface of the cutter post, the spring shaft seat is embedded at the lower end of the U-shaped groove and comprises a solid block-shaped shaft seat and a pressure spring ring, the shaft seat is trapezoidal, and the pressure spring ring is sleeved at the;
The milling structure comprises a cutter bar, a rod core and a cutter head; the cutter bar is inserted at the lower end of the shaft collar, the cutter bar penetrates through the lower end of the U-shaped groove, and the upper end of the cutter bar is tightly attached to the bottom of the spring shaft seat middle shaft seat; the rod core is embedded in the cutter bar, extends upwards and penetrates through the spring shaft seat, and the top end of the rod core is clamped with the clamping pad; the cutter head protrudes out of the lower end of the cutter bar, the cutter head and the cutter bar are integrated, the cutter head is composed of milling cutter teeth and cutting teeth, the milling cutter teeth and the cutting teeth are longitudinally distributed on the outer surface of the cutter head at equal intervals, the milling cutter teeth and the cutting teeth are formed by etching, strip-shaped grooves are formed between the milling cutter teeth and the cutting teeth, and the groove diameters of the strip-shaped grooves are in an angular shape;
The utility model comprises a vertical milling cutter body and a milling structure, wherein the vertical milling cutter body and the milling structure are inseparable, the vertical milling cutter body is of a modular structure, the tool handle head, the tool post and the shaft collar are respectively arranged at the upper part, the middle part and the lower part, so that the tool handle head and the shaft collar are clamped with the tool holder of the processing equipment by utilizing a butt joint slotted hole structure arranged on the surfaces of the tool handle head and the shaft collar when in clamping and installation, the round platform-shaped structure of the spring shaft seat and the tool handle head arranged in the tool post can ensure that when the tool post rotates along the tool post, wherein the tool shank head avoids abrasion caused by axial contact with the tool apron, the spring shaft seat can effectively avoid radial stress when the tool shank is butted, the stability and the service life of the tool bit structure are ensured, the milling structure mills the surface of a material to be processed through the arranged milling cutter teeth and the cutting teeth, the cutter tooth structures which are mutually independent to complete milling and grinding ensure the milling effect of the cutter head structure and improve the applicability of the cutter head structure.
According to the specific scheme, the specification of the diameter of the bayonet groove and the specification of the diameter of the clamping hole are determined according to the clamping size of a tool apron of the machining equipment.
In a specific scheme, the number ratio of the milling cutter teeth to the cutting teeth is one to two.
In a specific scheme, the total number of the milling cutter teeth and the total number of the cutting teeth are selected according to the width of the groove diameter of the strip-shaped groove, and the width of the groove diameter of the strip-shaped groove is selected according to the milling pattern of the material to be processed.
According to the specific scheme, the milling cutter teeth are in a dovetail shape, the front ends of the milling cutter teeth are cut to form blade surfaces, and the blade surfaces of the milling cutter teeth and the strip-shaped grooves form V-shaped notches.
In a specific scheme, the surface of the front end of the cutting tooth is an edge, and the surface of the edge of the cutting tooth is a blunt surface.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
1. the utility model discloses nonstandard for processing tool bit structure, by upper and lower tool post, handle head, the axle collar modular structure of mutual combination, when clamping in the processing equipment blade holder position, utilize the handle head and the corresponding slotted hole that the axle collar surface set up, guarantee the stable in structure of middle part tool post, and utilize the spring axle bed that sets up in the tool post to avoid the influence of axial reaction force, guaranteed the structural strength and the stability of tool bit structure;
2. The utility model discloses nonstandard processing is with tool bit structure, wherein the tool bit is accomplished by longitudinal arrangement's milling cutter tooth and cut the tooth and treats milling of processing material, utilizes the milling cutter tooth flank and the cooperation each other of cutting the blunt face of tooth, guarantees the face milling power of its tool bit when high-speed rotation to the reliability and the processing stability of tool bit structure have been improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
fig. 2 is a schematic view of the internal structure of the knife post of the present invention.
Fig. 3 is the schematic view of the internal structure of the cutter bar of the present invention.
In the attached drawing, 1-tool post, 2-tool handle head, 3-shaft collar, 4-bayonet, 5-tool bar, 6-clamping hole, 7-clamping pad, 8-U-shaped groove, 9-spring shaft seat, 10-bar core, 11-tool bit, 12-milling cutter tooth, 13-strip groove and 14-cutting tooth.
Detailed Description
The following describes the embodiments of the present invention with reference to the accompanying drawings.
the utility model relates to a tool bit structure is used in nonstandard processing is provided with cutter body and cutting structure immediately respectively as shown in the figure.
As shown in fig. 1-3, the end mill body comprises a tool post 1, a tool shank head 2 and a collar 3; a U-shaped groove 8 is formed in the knife post 1, a clamping pad 7 is embedded in the U-shaped groove 8, and the left end and the right end of the clamping pad 7 are clamped with the inner wall of the U-shaped groove; the tool shank head 2 protrudes out of the upper end of the tool post 1, the tool shank head 2 and the tool bar 1 are integrated, the tool shank head 2 is in a circular truncated cone shape, a pair of clamping holes 6 are symmetrically formed in the middle of the tool shank head 2, and the clamping holes 6 are formed in the surface of the tool shank head 2; the shaft collar 3 is sleeved at the bottom end of the cutter post 1, the inner wall of the shaft collar 3 is in interference connection with the bottom end of the cutter post 1, two bayonets 4 are arranged on a groove formed in the side wall of the shaft collar 3, a spring shaft seat 9 is fixed in the middle of the inner side of the shaft collar 3, the spring shaft seat 9 penetrates through the bottom surface of the cutter post 1, the spring shaft seat 9 is embedded at the lower end of the U-shaped groove 8, the spring shaft seat 9 comprises a solid block-shaped shaft seat and a pressure spring ring, the; wherein the tool post 1, the tool shank head 2 and the shaft collar 3 are of a concentric shaft structure, through the clamping hole 6 on the surface of the tool shank head 2 and the bayonet 4 on the surface of the shaft collar 3, the tool post 1 is fixed on the machining station of the milling center in a clamping manner, the upper end of the tool shank head 2 is fixed, the tool shank 1 is butted with the mode of the lower end of the shaft collar 3, the structure stability of the tool shank 1 and machining equipment is ensured, the tool shank head 2 inserted into the machining station is of a circular truncated cone structure, and the direct contact wear of the tool shank head 2 and the inner wall of a tool apron of the machining equipment is.
The size of the groove diameter of the bayonet 4 and the size of the clamping hole diameter are determined according to the clamping size of a tool apron of the machining equipment.
As shown in fig. 1-3, the milling structure comprises a tool shank 5, a shank core 10 and a tool bit 11; the cutter bar 5 is inserted at the lower end of the shaft collar 3, the cutter bar 5 penetrates through the lower end of the U-shaped groove 8, and the upper end of the cutter bar 5 is tightly attached to the bottom of the spring shaft seat 9 middle shaft seat; the rod core 10 is embedded in the cutter bar 5, the rod core 10 extends upwards and penetrates through the spring shaft seat 9, and the top end of the rod core 10 is clamped with the clamping pad 7; the cutter head 11 protrudes out of the lower end of the cutter bar 5, the cutter head 11 and the cutter bar 5 are integrated, the cutter head 11 is composed of milling cutter teeth 12 and cutting teeth 14, the milling cutter teeth 12 and the cutting teeth are longitudinally and equidistantly distributed on the outer surface of the cutter head 11, the milling cutter teeth 12 and the cutting teeth 14 are both formed by etching, strip-shaped grooves 13 are formed between the milling cutter teeth 12 and the cutting teeth 14, and the groove diameters of the strip-shaped grooves 13 are in a shape of edges and corners; when the cutter head 11 is driven to rotate radially at a high speed by the rotating structure of the processing equipment, the rod core 10 is in contact with the spring shaft seat 9, when the position of the cutter head 11 is in contact with a processing material, axial stress in the cutter head structure is prevented from being accumulated by a pressure spring of the spring shaft seat 9, so that the situation of local fracture after long-term use is avoided, and in the rotating process of the cutter head 11, the milling processing is carried out on the surface of the material by the tooth shape of the surface of the milling cutter 12 and the tooth shape of the surface of the cutting 14.
Wherein the number ratio of the milling cutter teeth 12 to the milling cutter teeth 14 is one to two.
Wherein, the total amount of the milling cutter teeth 12 and the cutting teeth 14 is matched with the width of the groove diameter of the strip-shaped groove 13, and the width of the groove diameter of the strip-shaped groove 13 is selected according to the milling style of the material to be processed.
Wherein, milling cutter tooth 12 is the dovetail, and milling cutter tooth 12 front end is cut and is formed into the flank, and milling cutter tooth 12 flanks forms V form notch with bar groove 13, and when tool bit 11 rotated, milling cutter tooth 12 rotated along with tool bit 11 is high-speed to contact with the material surface of treating processing, mill the material by milling cutter tooth 12 flanks, and wherein bar groove 13 notch is used for planing off the material piece that produces after milling.
Wherein, the front end surface of the cutting tooth 14 is an edge, the edge surface of the cutting tooth 14 is a blunt surface, when the cutter head 11 rotates, the blunt surface of the edge of the cutting tooth 14 is contacted with the surface of a material to be processed, the material is ground by using a blunt surface structure, the flatness of the surface of the material milled by the milling cutter tooth 12 is ensured, and burrs are avoided.
The utility model discloses a vertical milling cutter body and milling structure, both of them have inseparable, the vertical milling cutter body is a modular structure, through the upper, middle and lower cutter handle head 2, knife column 1 and axle collar 3 that set up respectively, come to utilize the butt joint slotted hole structure that the surface of cutter handle head 2 and axle collar 3 was seted up when the clamping was installed, with its processing equipment cutter saddle looks joint, the round platform-shaped structure of spring axle bed 9 and its cutter handle head 2 that wherein sets up, can be in the knife column 1 along the blade saddle rotation process, wherein the cutter handle head 2 avoids the wearing and tearing that axial contact cutter saddle brought, spring axle bed 9 can effectively avoid the production of radial stress when butt joint cutter arbor 5, the stability and the life of cutter head structure have been guaranteed, milling structure passes through the milling cutter tooth 12 that sets up, cuts tooth 14, treat the processing material surface and mill, it accomplishes milling independently each other, the cutter tooth structure of grinding, the milling effect of cutter head structure has been guaranteed, the applicability of the cutter head structure is improved.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (6)
1. The utility model provides a non-standard tool bit structure for processing which characterized in that: the method comprises the following steps:
The end milling cutter body comprises a cutter post, a cutter handle head and a shaft collar; a U-shaped groove is formed in the cutter post, a clamping pad is embedded in the U-shaped groove, and the left end and the right end of the clamping pad are clamped with the inner wall of the U-shaped groove; the tool post is characterized in that the tool holder head protrudes out of the upper end of the tool post, the tool holder head and the tool bar are integrated, the tool holder head is in a round table shape, a pair of clamping holes are symmetrically formed in the middle of the tool holder head, and the clamping holes are formed in the surface of the tool holder head; the shaft ring is sleeved at the bottom end of the cutter post, the inner wall of the shaft ring is in interference connection with the bottom end of the cutter post, two bayonets are arranged on a groove in the side wall of the shaft ring, a spring shaft seat is fixed in the middle of the inner side of the shaft ring, the spring shaft seat penetrates through the bottom surface of the cutter post, the spring shaft seat is embedded at the lower end of the U-shaped groove and comprises a solid block-shaped shaft seat and a pressure spring ring, the shaft seat is trapezoidal, and the pressure spring ring is sleeved at the;
The milling structure comprises a cutter bar, a rod core and a cutter head; the cutter bar is inserted at the lower end of the shaft collar, the cutter bar penetrates through the lower end of the U-shaped groove, and the upper end of the cutter bar is tightly attached to the bottom of the spring shaft seat middle shaft seat; the rod core is embedded in the cutter bar, extends upwards and penetrates through the spring shaft seat, and the top end of the rod core is clamped with the clamping pad; the utility model discloses a cutter head, including cutter head, cutter bar, cutter tooth, milling cutter tooth.
2. A non-standard tool tip structure according to claim 1, wherein: and the specification of the diameter of the bayonet groove and the specification of the diameter of the clamping hole are determined according to the clamping size of a tool apron of the processing equipment.
3. a non-standard tool tip structure according to claim 1, wherein: the number ratio of the milling cutter teeth to the cutting teeth is one to two.
4. A non-standard tool tip structure according to claim 1, wherein: the total number of the milling cutter teeth and the total number of the cutting teeth are selected according to the width of the groove diameter of the strip-shaped groove, and the width of the groove diameter of the strip-shaped groove is selected according to the milling style of a material to be processed.
5. A non-standard tool tip structure according to claim 1, wherein: the milling cutter tooth is in a dovetail shape, the front end of the milling cutter tooth is cut to form a blade face, and the blade face of the milling cutter tooth and the strip-shaped groove form a V-shaped notch.
6. A non-standard tool tip structure according to claim 1, wherein: the front end surface of the cutting tooth is an edge, and the edge surface of the cutting tooth is a blunt surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920142272.3U CN209754115U (en) | 2019-01-28 | 2019-01-28 | Tool bit structure for non-standard machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920142272.3U CN209754115U (en) | 2019-01-28 | 2019-01-28 | Tool bit structure for non-standard machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209754115U true CN209754115U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920142272.3U Active CN209754115U (en) | 2019-01-28 | 2019-01-28 | Tool bit structure for non-standard machining |
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| Country | Link |
|---|---|
| CN (1) | CN209754115U (en) |
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2019
- 2019-01-28 CN CN201920142272.3U patent/CN209754115U/en active Active
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