CN210550820U - Cutter setting device for taper shank milling cutter - Google Patents
Cutter setting device for taper shank milling cutter Download PDFInfo
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- CN210550820U CN210550820U CN201921395177.0U CN201921395177U CN210550820U CN 210550820 U CN210550820 U CN 210550820U CN 201921395177 U CN201921395177 U CN 201921395177U CN 210550820 U CN210550820 U CN 210550820U
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Abstract
The utility model discloses a lower sword ware device for taper shank milling cutter belongs to numerical control processing technology field. The utility model comprises a forward cutter position, the forward cutter position comprises an upper positioning plate and a lower backing plate which are stacked up and down, wherein the upper positioning plate is provided with a first cutter handle groove, the lower backing plate is provided with a second cutter handle groove corresponding to the upper positioning plate, the first cutter handle groove and the second cutter handle groove are both U-shaped open grooves, the inner wall of a cavity of the first cutter handle groove extends towards the inner side and is provided with a trapezoidal boss, and the gap between the bottom end face of the trapezoidal boss and the upper end face of the lower backing plate is a forward fixing groove; the central position of the upper positioning plate at the bottom of the U-shaped opening of the first knife handle groove is provided with a clamping plate, and the end part of the clamping plate close to the U-shaped opening of the first knife handle groove extends to exceed the groove tail position of the first knife handle groove. The utility model aims to overcome the not enough of current taper shank milling cutter's dismounting device dismantlement difficulty, can carry out safe, dismantle reliably taper shank milling cutter, improved work efficiency.
Description
Technical Field
The utility model relates to a numerical control processing technology field, more specifically say, relate to a lower sword ware device for taper shank milling cutter.
Background
The tools used in milling operations are typically clamped to a tool holder, and the installation and replacement of the milling tool is part of the milling process. At present, a taper shank cutter is mostly adopted on a common milling machine or a numerical control milling machine, and the special condition of the taper shank cutter in the cutter feeding process is described as follows:
1. in the milling process of the milling cutter, the Morse taper shank of the cutter and the taper hole of the cutter shank are tightly meshed due to overlarge cutting force, cutter cutting and the like, and the cutter cannot be taken out of the cutter shank.
2. When the machine tool is used for milling, the cutter head is in friction bonding with a workpiece after the cutter blade is broken, so that the cutter blade and the cutter head cannot be replaced.
In order to solve the problem of difficulty in dismounting the cutter under the two conditions, the cutter can be dismounted only by adopting a large knocking force in the cutter dismounting process, so that the time and the labor are wasted, and an operator is easily injured by a crashing object. Therefore, in order to overcome the drawbacks of the above-mentioned methods in disassembling such tools, there is an urgent need for a disassembling device that is reliable in operation, safe in operation, and labor-saving.
Through retrieval, a large number of patents have been published on tool removal devices, such as chinese patent application No.: 2016103692408, the name of invention creation is: the application discloses a dismounting cutter device for clamping a cutter in a conical surface matching mode, which is provided with a cutter mounting plate, wherein a cutter mounting and dismounting handle groove is formed in the cutter mounting plate; a knife handle fixing part is arranged at the groove tail of the knife handle assembling and disassembling groove on the knife installing plate, and an actuating power assembly is also arranged on the knife installing plate; the tool shank assembling and disassembling groove is U-shaped, and a tool sinking hole of the tool shank assembling and disassembling groove is of a stepped structure matched with a tool shank of a tool; the actuating power assembly is provided with a supporting mechanism, a working screw is arranged on the supporting mechanism, and the working screw is arranged above the assembling and disassembling tool shank groove; the supporting mechanism comprises a working screw matching plate and an upper supporting rod, the working screw matching plate is connected with the cutter mounting plate through the upper supporting rod, and the working screw penetrates through the working screw matching plate. The scheme is a good exploration for the tool disassembling device, but still has space for further improvement, and research on the tool disassembling device in the industry is never stopped.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
The utility model aims to overcome the not enough of current taper shank milling cutter's dismounting device dismantlement difficulty, provide a lower sword ware device for taper shank milling cutter, can carry out safe, dismantlement reliably to taper shank milling cutter, improved work efficiency, and can not damage the cutter when dismantling.
2. Technical scheme
In order to achieve the above purpose, the utility model provides a technical scheme does:
the utility model discloses a lower cutter device for taper shank milling cutter, including forward tool position, forward tool position includes upper locating plate and the lower bolster that stacks from top to bottom, wherein has seted up first handle groove on the upper locating plate, and the corresponding position of lower bolster and upper locating plate has seted up the second handle groove, and first handle groove and second handle groove are U type open slot, and the cavity inner wall of first handle groove is provided with trapezoidal boss towards the inboard extension, and the clearance between the bottom terminal surface of this trapezoidal boss and the upper end of lower bolster is forward fixed slot; the central position of the upper positioning plate at the bottom of the U-shaped opening of the first knife handle groove is provided with a clamping plate, and the end part of the clamping plate close to the U-shaped opening of the first knife handle groove extends to exceed the groove tail position of the first knife handle groove.
As a further improvement of the utility model, the width of the first tool shank groove is larger than that of the second tool shank groove.
As a further improvement, the U-shaped opening side length of the lower backing plate exceeds the U-shaped opening side length of the upper positioning plate.
As a further improvement, the end part of the opening side of the trapezoid boss on the two side walls of the first knife handle groove is provided with a chamfer.
As a further improvement, the lower bolster is larger than the upper positioning plate, and the corresponding position on upper positioning plate and the lower bolster has all seted up threaded hole, and the bolt passes the screw hole and fixes the upper positioning plate on the lower bolster through the nut.
As a further improvement, the two ends of the opening side of the U-shaped opening of the upper positioning plate and the lower backing plate are provided with chamfers.
As a further improvement, the utility model discloses still include reverse sword position, reverse sword position is the same with forward sword position structure, and the distance between the bottom terminal surface of the trapezoidal boss on the forward sword position and the lower bolster up end is less than the distance between the bottom terminal surface of the trapezoidal boss on the reverse sword position and the lower bolster up end.
As a further improvement, the forward knife position and the reverse knife position are arranged on the same upper positioning plate and the lower backing plate.
As a further improvement, the utility model is provided with a plurality of groups of forward knife positions and reverse knife positions on the same upper positioning plate and the lower backing plate.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
(1) the utility model discloses a lower cutter device for taper shank milling cutter, the inner wall of the cavity chamber of the first cutter handle groove extends towards the inner side and is provided with a trapezoid boss matched with the cutter handle trapezoid groove of the cutter handle, and the gap between the bottom end surface of the trapezoid boss and the upper end surface of the lower backing plate is a positive fixing groove; when the pull nail puller is used, the trapezoidal boss is clamped into the trapezoidal groove of the handle between the upper round platform and the lower round platform, the lower round platform is clamped into the forward fixing groove, self locking is generated, the handle is ensured not to shake when the pull nail is dismounted and mounted, and the stability of operation is ensured. The lower cutter in this scheme utilizes last round platform, lower round platform and the dovetail groove of handle of a knife to be the location benchmark, designs forward position of a knife, has changed traditional lower cutter and has used the handle of a knife conical surface of handle of a knife as the location benchmark, uses safety and stability more, has avoided the cutter loss, has improved work efficiency.
(2) The utility model discloses a lower sword ware device for taper shank milling cutter, including forward sword position, forward sword position is used for the forward handle of a knife of placing, and the handle of a knife conical surface of handle of a knife is up promptly, and in the forward sword position was gone into to handle of a knife terminal surface card, the blind rivet was last this moment, only needed to strike the blind rivet from the handle of a knife top, can carry out the lower sword, and it is convenient to dismantle, avoids the blind rivet under, still needs to control ascending strength during the application of force.
(3) The utility model discloses a lower sword ware device for taper shank milling cutter has seted up first handle groove on the locating plate, and the second handle groove has been seted up to the corresponding position of lower bolster and locating plate, and first handle groove and second handle groove are U type open slot, and the width in first handle groove is greater than the width in second handle groove for the area of contact of handle of a knife and lower bolster is great, required great power of striking when can satisfying the handle of a knife under the special circumstances under the handle of a knife time.
(4) The utility model discloses a lower sword ware device for taper shank milling cutter is provided with the cardboard on the locating plate, and the tip of cardboard extends the groove tail position that exceeds first handle groove, and the width of cardboard slightly is less than the width of the constant head tank of handle of a knife, and during the use, the cardboard inserts in the constant head tank of handle of a knife, when the elasticity blind rivet, prevents that the moment of torsion from leading to the handle of a knife rotation excessively greatly.
(5) The utility model discloses a lower sword ware device for taper shank milling cutter, reverse sword position is the same with forward sword position structure, and the only difference is that the distance between the bottom terminal surface of the trapezoidal boss on the forward sword position and the lower bolster up end is greater than the distance between the bottom terminal surface of the trapezoidal boss on the reverse sword position and the lower bolster up end. Because the height of the upper round platform is inconsistent with that of the lower round platform, when the cutter handle is placed in an inverted mode, the distance between the central line of the trapezoidal boss and the upper end face of the lower backing plate needs to be adjusted, so that the requirement that the cutter handle is placed in an inverted mode is met, the upper round platform is just clamped into the reverse fixing groove between the trapezoidal boss and the upper end face of the lower backing plate, the trapezoidal boss is clamped into the trapezoidal groove of the cutter handle, the cutter handle can be effectively fixed, the cutter handle is guaranteed not to shake when the milling cutter is installed, and the stability of installation of the milling cutter is guaranteed.
Drawings
Fig. 1 is a schematic structural view of a lower cutter device for a taper shank milling cutter according to the present invention;
fig. 2 is a schematic structural view of the middle taper shank milling cutter of the present invention;
fig. 3 is a schematic structural view of a using state of the lower cutter device for the taper shank milling cutter according to the present invention;
fig. 4 is a schematic top view of a lower cutter device for a taper shank milling cutter according to the present invention;
fig. 5 is a schematic structural view of the middle positioning plate of the present invention;
FIG. 6 is a schematic structural view of the middle and lower cushion plates of the present invention;
fig. 7 is a structural schematic view of a using state of the lower cutter device for the taper shank milling cutter of the present invention;
fig. 8 is a schematic top view of a lower cutter device for a taper shank milling cutter according to the present invention;
3 FIG. 3 9 3 is 3 a 3 cross 3- 3 sectional 3 view 3 of 3 section 3 A 3- 3 A 3 of 3 FIG. 3 8 3; 3
Fig. 10 is a sectional view of section B-B in fig. 8.
The reference numerals in the schematic drawings illustrate:
100. a positive tool position; 200. reverse tool position; 110. an upper positioning plate; 111. clamping a plate; 112. a first shank slot; 113. a trapezoidal boss; 114. a positive fixing groove; 115. a reverse fixing groove; 120. a lower base plate; 121. a second shank pocket; 300. a knife handle; 310. a conical surface of the tool holder; 320. the end surface of the knife handle; 321. an upper round table; 322. a lower circular table; 323. a connecting section; 324. a dovetail groove of the knife handle; 330. and (6) positioning a groove.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The present invention will be further described with reference to the following examples.
Example 1
Most of the existing common milling machines or numerical control milling machines adopt BT series milling cutter handles, the BT series milling cutter handles adopt a conical surface fit mode to clamp cutters, as shown in fig. 2, the cutter handle 300 in the embodiment comprises a handle conical surface 310 for installing a pull nail and a handle end surface 320 for installing a milling cutter, wherein a pull nail hole matched with a threaded section at the bottom of the pull nail is formed in the top of the handle conical surface 310, the handle end surface 320 comprises an upper round platform 321 connected with the bottom end surface of the handle conical surface 310 and a lower round platform 322 arranged below the upper round platform 321, the cross sections of the upper round platform 321 and the lower round platform 322 are circular, the upper round platform 321 and the lower round platform 322 are arranged in parallel, a connecting section 323 is connected between the upper round platform 321 and the lower round platform 322, and a trapezoidal groove 324 for inwards sinking the cutter handle is formed among the connecting section 323, the lower end surface of the upper round platform 321. As shown in fig. 2, in the present embodiment, the corresponding positions of the upper round platform 321 and the lower round platform 322 of the tool holder 300 are provided with positioning grooves 330 that simultaneously penetrate through the thicknesses of the upper round platform 321 and the lower round platform 322, the positioning grooves 330 are U-shaped grooves, and two sides of the diameter direction of the upper round platform 321 and the diameter direction of the lower round platform 322 are symmetrically provided with two positioning grooves 330, so that the tool holder 300 can be conveniently positioned during disassembly and assembly.
With reference to fig. 1-10, the lower tool device for the taper shank milling cutter of the present embodiment includes a forward tool position 100, the forward tool position 100 is used for placing the tool shank 300 forward, that is, the tool shank conical surface 310 of the tool shank 300 faces upward, the tool shank end surface 320 is clamped into the forward tool position 100, at this time, the blind rivet is on top, the blind rivet only needs to be knocked from above the tool shank 300, the lower tool can be carried out, the dismounting is convenient, the blind rivet is avoided being under, and the upward force is controlled during the force application. The forward tool position 100 comprises an upper positioning plate 110 and a lower backing plate 120 which are stacked up and down, and the size of the lower backing plate 120 is larger than that of the upper positioning plate 110, specifically, as shown in fig. 1, the length of the lower backing plate 120 is larger than that of the upper positioning plate 110, so as to provide a stable supporting surface; and threaded holes are respectively formed in the corresponding positions of the upper positioning plate 110 and the lower backing plate 120, and the bolt passes through the second threaded hole and fixes the upper positioning plate 110 on the lower backing plate 120 through the nut, so that the damaged upper positioning plate 110 and the damaged lower backing plate 120 can be flexibly replaced. The upper positioning plate 110 is provided with a first tool shank groove 112, the lower positioning plate 120 is provided with a second tool shank groove 121 at a position corresponding to the upper positioning plate 110, the first tool shank groove 112 and the second tool shank groove 121 are both U-shaped open grooves, and the width of the first tool shank groove 112 is larger than that of the second tool shank groove 121, so that the contact area between the tool shank 300 and the lower positioning plate 120 is larger, and the requirement for larger knocking force when the tool shank 300 is used for cutting under special conditions can be met. The U-shaped opening groove comprises an arc section matched with the upper round table 321 and the lower round table 322 of the tool holder 300 and an extension section extending forwards and parallelly from two ends of the arc section, the design of the arc section is convenient for placing the end face 320 of the tool holder, the upper round table 321 and the lower round table 322 are convenient for being clamped in an upper mode and a lower mode in a matched mode, and the design of the extension section is convenient for pushing the tool holder 300 into the arc section from the opening end of the U-shaped opening groove.
As shown in fig. 1 and 3, in this embodiment, a trapezoidal boss 113 that is matched with the tool shank trapezoidal groove 324 of the tool shank 300 extends inward on the inner wall of the cavity of the first tool shank groove 112, that is, the trapezoidal boss 113 extends inward of the cavity on both the arc section and the two side extension sections of the first tool shank groove 112, and a gap between the bottom end surface of the trapezoidal boss 113 and the upper end surface of the lower bolster 120 is a forward fixing groove 114. When the tool holder is used, the trapezoidal boss 113 is clamped into the trapezoidal groove 324 of the tool holder between the upper round platform 321 and the lower round platform 322, and the lower round platform 322 is clamped into the forward fixing groove 114, so that self-locking is generated, the tool holder 300 is ensured not to shake when the blind rivet is dismounted and mounted, and the stability of operation is ensured. The lower cutter of this implementation utilizes last round platform 321, lower round platform 322 and the dovetail groove of handle of a knife 300 as the location benchmark, designs forward tool position 100, has changed traditional lower cutter and has used the handle of a knife conical surface 310 of handle of a knife 300 as the location benchmark, uses more safety and stability, has avoided the cutter loss, has improved work efficiency. Wherein the inclination angle between the center line of the trapezoid boss 113 and the horizontal plane is the same as the inclination angle between the center line of the tool holder trapezoid groove 324 and the horizontal plane. In this embodiment, chamfers are disposed at the end portions of the opening sides of the trapezoidal bosses 113 on the two side walls of the first tool shank slot 112, so that the tool shank 300 can be guided conveniently.
As shown in fig. 2, in the present embodiment, the upper positioning plate 110 is provided with a clamping plate 111 at a center position of the bottom of the U-shaped opening of the first handle groove 112, specifically, the clamping plate 111 is welded at a center line position of the first handle groove 112 on the upper positioning plate 110, and an end of the clamping plate 111 near the U-shaped opening of the first handle groove 112 extends beyond a groove tail position of the first handle groove 112 (i.e., the bottom position of the U-shaped opening of the first handle groove 112), a width of the clamping plate 111 is slightly smaller than a width of the positioning groove 330 of the tool holder 300, when the tool holder is used, the clamping plate 111 is inserted into the positioning groove 330 of the tool holder 300, and when the tool holder 300. As shown in fig. 1, in this embodiment, the length of the opening side of the U-shaped bottom plate 120 exceeds the length of the opening side of the upper positioning plate 110, that is, the opening end of the bottom plate 120 exceeds the opening end of the upper positioning plate 110 by a certain distance, and after the positioning groove 330 of the tool holder 300 is aligned with the direction of the clamping plate 111, the tool holder 300 can be easily and conveniently pushed to the bottom of the U-shaped opening groove.
As shown in fig. 1, the present embodiment further includes a reverse tool location 200 for mounting the milling cutter on the tool holder 300, for placing the tool holder 300 in a reverse direction, that is, the tool holder conical surface 310 of the tool holder 300 faces downward, the tool holder end surface 320 is clamped into the forward tool location 100, and at this time, the tool holder end surface 320 faces upward, which is convenient for mounting the milling cutter on the tool holder end surface 320. The milling cutter installation of BT series milling cutter handle is the same with the installation of end milling cutter, if the existing bottom tool is used, the milling cutter is installed and replaced, the end surface 320 of the cutter handle is positioned below, the operation is very inconvenient, if the existing bottom tool is barely and directly placed on the forward tool position 100 for installation, because the height of the upper round platform 321 and the lower round platform 322 is not consistent, the cutter handle 300 cannot be inserted between the upper fixing plate 110 and the lower backing plate 120, the cutter handle 300 can only be placed on the upper fixing plate 110, the clamping plate 111 on the bottom tool is clamped in the positioning groove 330 of the cutter handle 300, the end surface 320 of the cutter handle is placed on the trapezoidal boss 113 of the upper fixing plate 110 of the bottom tool, the cutter handle 300 cannot be effectively fixed, and can shake and is inconvenient to use during. In view of the above problems, the present embodiment adopts a double-shank-position bottom tool, as shown in fig. 1, which can effectively solve the installation problem of the milling cutter with a shank 300. As shown in fig. 1, the reverse tool position 200 in this embodiment has the same structure as the forward tool position 100, and the only difference is that the distance between the bottom end surface of the trapezoidal boss 113 on the forward tool position 100 and the upper end surface of the lower shim plate 120 is smaller than the distance between the bottom end surface of the trapezoidal boss 113 on the reverse tool position 200 and the upper end surface of the lower shim plate 120. Because the heights of the upper round platform 321 and the lower round platform 322 are not consistent, when the cutter handle 300 is placed in an inverted mode, the distance between the central line of the trapezoidal boss 113 and the upper end face of the lower backing plate 120 needs to be adjusted, so that the requirement that the upper round platform 321 is just clamped into the reverse fixing groove 115 between the trapezoidal boss 113 and the upper end face of the lower backing plate 120 when the cutter handle 300 is placed in the inverted mode is met, the trapezoidal boss 113 is clamped into the trapezoidal groove 324 of the cutter handle, the cutter handle 300 can be effectively fixed, the cutter handle 300 is ensured not to shake when a milling cutter is installed, and the stability of installation of the milling cutter is ensured.
In this embodiment, chamfers are disposed at two ends of the U-shaped opening of the upper positioning plate 110 and the lower cushion plate 120, so that the tool holder 300 can be conveniently clamped into the forward tool position 100 or the reverse tool position 200. Wherein the forward tool position 100 and the reverse tool position 200 are arranged on the same upper positioning plate 110 and the same lower backing plate 120, namely, the forward tool position 100 and the reverse tool position 200 are integrated, and the forward tool position 100 and the reverse tool position 200 are simultaneously arranged on the same upper positioning plate 110 and the same lower backing plate 120, so that the utility model is convenient to use and can be assembled and disassembled into a whole. Lower bolster 120 is installed on the toolbox in this embodiment, specifically, lower bolster 120 is kept away from the opening side of second handle groove 121 one side and is fixed on the toolbox, and first handle groove 112 and second handle groove 121 all unsettled the setting in the outside of toolbox, installation handle of a knife 300 during facilitate the use, and the toolbox can put the case for the cutter in this embodiment, and has certain weight, is convenient for bear the power of pounding.
Example 2
The structure of the lower tool holder device for a taper shank milling cutter in this embodiment is basically the same as that in embodiment 1, but the difference is that in this embodiment, a plurality of sets of forward tool positions 100 and reverse tool positions 200 are provided on the same upper positioning plate 110 and the same lower backing plate 120, so that a plurality of sets of operations can be performed simultaneously, and the working efficiency can be improved.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (9)
1. A lower cutter device for a taper shank milling cutter is characterized in that: the tool comprises a forward tool position (100), wherein the forward tool position (100) comprises an upper positioning plate (110) and a lower backing plate (120) which are vertically stacked, a first tool shank groove (112) is formed in the upper positioning plate (110), a second tool shank groove (121) is formed in the lower backing plate (120) corresponding to the upper positioning plate (110), the first tool shank groove (112) and the second tool shank groove (121) are both U-shaped open grooves, a trapezoidal boss (113) extends inwards on the inner wall of a cavity of the first tool shank groove (112), and a gap between the end face of the bottom of the trapezoidal boss (113) and the upper end face of the lower backing plate (120) is a forward fixing groove (114); the upper positioning plate (110) is provided with a clamping plate (111) at the center of the bottom of the U-shaped opening of the first cutter handle groove (112), and the end part of the clamping plate (111) close to the U-shaped opening of the first cutter handle groove (112) extends beyond the groove tail of the first cutter handle groove (112).
2. A lower cutter device for a taper shank milling cutter according to claim 1, wherein: the width of the first shank slot (112) is greater than the width of the second shank slot (121).
3. A lower cutter device for a taper shank milling cutter according to claim 2, wherein: the length of the U-shaped opening side of the lower backing plate (120) exceeds the length of the U-shaped opening side of the upper positioning plate (110).
4. A lower cutter device for a taper shank milling cutter according to claim 1, wherein: chamfers are arranged at the end parts of the opening sides of the trapezoid bosses (113) on the two side walls of the first cutter handle groove (112).
5. A lower cutter device for a taper shank milling cutter according to claim 1, wherein: the size of the lower backing plate (120) is larger than that of the upper positioning plate (110), threaded holes are formed in corresponding positions of the upper positioning plate (110) and the lower backing plate (120), and bolts penetrate through the threaded holes and fix the upper positioning plate (110) on the lower backing plate (120) through nuts.
6. A lower cutter device for a taper shank milling cutter according to claim 1, wherein: chamfers are arranged at two ends of the U-shaped opening side of the upper positioning plate (110) and the lower backing plate (120).
7. A lower cutter device for a taper shank milling cutter according to any one of claims 1 to 6, wherein: the tool is characterized by further comprising a reverse tool position (200), the reverse tool position (200) is identical to the forward tool position (100) in structure, and the distance between the bottom end face of the trapezoidal boss (113) on the forward tool position (100) and the upper end face of the lower backing plate (120) is smaller than the distance between the bottom end face of the trapezoidal boss (113) on the reverse tool position (200) and the upper end face of the lower backing plate (120).
8. A lower cutter device for a taper shank milling cutter according to claim 7, wherein: the forward tool position (100) and the reverse tool position (200) are arranged on the same upper positioning plate (110) and the same lower backing plate (120).
9. A lower cutter device for a taper shank milling cutter according to claim 7, wherein: the same upper positioning plate (110) and the lower backing plate (120) are provided with a plurality of groups of forward cutter positions (100) and reverse cutter positions (200).
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2022262208A1 (en) * | 2021-06-18 | 2022-12-22 | 科益展智能装备有限公司 | Cold press bit assembly and disassembly machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2022262208A1 (en) * | 2021-06-18 | 2022-12-22 | 科益展智能装备有限公司 | Cold press bit assembly and disassembly machine |
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