CN221232857U - Grooving cutter and graphite sagger grooving device - Google Patents
Grooving cutter and graphite sagger grooving device Download PDFInfo
- Publication number
- CN221232857U CN221232857U CN202322884352.5U CN202322884352U CN221232857U CN 221232857 U CN221232857 U CN 221232857U CN 202322884352 U CN202322884352 U CN 202322884352U CN 221232857 U CN221232857 U CN 221232857U
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- cutter
- slot
- bolt
- supporting arm
- support arm
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 11
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 11
- 239000010439 graphite Substances 0.000 title claims abstract description 11
- 238000005520 cutting process Methods 0.000 claims abstract description 31
- 238000003825 pressing Methods 0.000 claims description 24
- 230000007704 transition Effects 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 6
- 230000007935 neutral effect Effects 0.000 abstract description 3
- 238000005452 bending Methods 0.000 abstract description 2
- 239000007770 graphite material Substances 0.000 description 3
- 210000002421 cell wall Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model belongs to the field of graphite processing, and particularly relates to a slotting cutter and a graphite sagger slotting device, which comprises a supporting arm, wherein a cutter slot is formed in one end of the supporting arm, a cutter is arranged in the middle gap of the cutter slot, a fixing block is arranged at the notch of the cutter slot and is abutted against the cutter through a fastening bolt, an installation slot is formed in the other end of the supporting arm, avoidance cambered surfaces are formed in two opposite side surfaces of the supporting arm, and the cutting width of the cutter is larger than the maximum distance between the two avoidance cambered surfaces. The mounting groove matched with the cutter is formed in the end portion of the supporting arm, the cutter can be prevented from being loosened and offset transversely after the cuttings are stressed, the fixing block is used for abutting and clamping positioning, the cutting edge is located at the neutral position of the supporting arm, on one hand, the force application of the cutting edge is more uniform, the bending moment of the supporting arm is avoided, on the other hand, the cutting edge can always exceed the width of the arm, and the supporting arm is prevented from being scratched with the formed groove wall.
Description
Technical Field
The utility model belongs to the field of graphite processing, and particularly relates to a slotting cutter and a graphite sagger slotting device.
Background
In the process of processing a graphite sagger, an inner core is usually drawn from one surface of a cubic or cylindrical graphite material to form an internal placing space of the sagger, and an annular deep groove needs to be formed on one surface before the sagger is cored, so that the equipment for cutting the bottom surface can conveniently extend into the bottom of the container from the slot.
The grooving cutter device for machining the annular groove disclosed in the patent CN101596608B relates to a cutter for machining, wherein a blind hole for installing a cutter bar is arranged on a grooving cutter holder, a screw hole which is axially penetrated is arranged at the bottom of the blind hole, an adjusting screw is arranged in the screw hole, and a pressing screw for fixing the cutter bar is arranged on the grooving cutter holder at the radial position corresponding to the blind hole; the tool holder is fixed on the end face of the tool bar through a fastening screw; the mounting hole of the grooving tool apron is tightly matched with the tool shank of the machining center at one end far away from the blind hole, and a positioning screw used for connecting the grooving tool apron with the tool shank of the machining center is arranged in the stepped mounting hole; the invention mainly solves the problems of low production efficiency and poor precision when the machining center and the numerical control milling machine are used for carrying out end face grooving on the workpiece, and has the characteristics of easy installation and convenient use.
In the above technical scheme, although the problem of grooving efficiency and quality is solved, in the actual production of the sagger, the sagger volume is relatively large and a very deep hooking groove needs to be formed, so that a cutter is connected with a fixing support with enough length and slim so as to push the cutter head to the bottom of the sagger through the slot, but along with the lengthening of the fixing support, the stability of the support and the cutter head is also reduced, and the processing quality is reduced. In addition, in the scheme, the cutter is laterally fixed by the adjusting screw, so that the problem of stability of the distal cutter head is further aggravated.
Disclosure of utility model
The utility model aims to solve the problems and provides a cutting slotting cutter and a graphite sagger slotting device which can solve the technical problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The groove cutting tool comprises a supporting arm, a groove is formed in one end of the supporting arm, a cutter is arranged in a middle gap of the groove, a fixing block is arranged at a notch of the groove and abuts against the cutter through a fastening bolt, a mounting groove is formed in the other end of the supporting arm, an avoidance cambered surface is formed in two opposite side surfaces of the supporting arm, and the cutting edge width of the cutter is larger than the maximum distance between the two avoidance cambered surfaces.
In the cutting flute cutter, an arc-shaped chip removal gap is formed from the end face of the supporting arm to the long side of the supporting arm, the flute is formed in a section of the chip removal gap, and the flute also passes out from the end face of the supporting arm.
In the cutting slot cutter, the cutter slot comprises a bolt fixing part, a transition part and an abutting fixing part, wherein two ends of the transition part are respectively communicated with the bolt fixing part and the abutting fixing part, the bolt fixing part is in a circular shape with the diameter larger than the width of the transition part, and the abutting fixing part is in a trapezoid shape which is unfolded towards the end part of the supporting arm and is communicated with the end face.
In the cutting groove cutter, the cutting edge end of the cutter is outwards expanded along the trapezoid abutting fixing part, a bolt through hole is formed in one end, far away from the cutting edge, of the cutter, and the bolt through hole and the bolt fixing part are concentrically arranged.
In the cutting slot cutter, the fixing block is arranged on the cutting surface of the chip removal notch, one end of the fixing block is connected with the supporting arm, and the other end of the supporting arm abuts against the cutter.
In the cutting slot cutter, one side of the fixed block, which is close to the cutter, is wedge-shaped and is provided with a pressing block which abuts against the cutter, one side of the fixed block, which is far away from the cutter, is provided with a positioning bulge, the positioning bulge is inserted into a groove of the chip removal gap, a fixed through hole is further formed in the pressing block, and the fixed through hole and the bolt through hole are concentrically arranged.
In the cutting slot cutter, the fastening bolt comprises a bolt cap, a pressing rod and a screw rod which are sequentially connected, the bolt cap abuts against the pressing block, the pressing rod penetrates through the fixing through hole, one axial end face abuts against the cutter, and the screw rod penetrates through the bolt through hole to be in threaded connection with the supporting arm.
In the slot cutter, the mounting groove comprises a long slot and a short slot which are parallel to each other, and the long slot and the short slot are opened along the long side direction from the end face of the supporting arm.
In the slot cutter, clamping grooves are formed in two side walls of the supporting arm and perpendicular to the long sides of the supporting arm.
The utility model also provides a graphite sagger slotting device, which comprises the cutting slotting cutter.
The utility model has the advantages that:
The mounting groove matched with the cutter is formed in the end portion of the supporting arm, the cutter can be prevented from being loosened and offset transversely after the cuttings are stressed, the fixing block is used for abutting and clamping positioning, the cutting edge is located at the neutral position of the supporting arm, on one hand, the force application of the cutting edge is more uniform, the bending moment of the supporting arm is avoided, on the other hand, the cutting edge can always exceed the width of the arm, and the supporting arm is prevented from being scratched with the formed groove wall.
Simultaneously, both sides face of support arm all processes into the arc curved surface, reduces the support arm dead weight under the circumstances that does not reduce support arm intensity to the arc curved surface can also reduce with the contact possibility of cell wall and scratch the damage to the cell wall after the contact.
Drawings
Fig. 1 is a schematic view of the structure of the cutting flute cutter of the present utility model.
Fig. 2 is a schematic diagram of a sipe structure of the present utility model.
FIG. 3 is a schematic diagram of the cooperation of the tool insert and the tool according to the present utility model.
Fig. 4 is a schematic view of the structure of the fixing block of the present utility model.
Fig. 5 is a schematic view of the structure of the fastening bolt of the present utility model.
In the figure, a support arm 1, a avoiding arc surface 11, a chip removal gap 12, a tool slot 2, a bolt fixing part 21, a transition part 22, an abutting fixing part 23, a tool 3, a bolt through hole 31, a fixing block 4, a pressing block 41, a positioning protrusion 42, a fixing through hole 43, a fastening bolt 5, a bolt cap 51, a pressing rod 52, a screw 53, a long slot 61, a short slot 62 and a clamping slot 63 are shown.
Detailed Description
The following are specific embodiments of the utility model and the technical solutions of the utility model will be further described with reference to the accompanying drawings, but the utility model is not limited to these embodiments.
Example 1
As shown in fig. 1-5, the slot cutter comprises a support arm 1, a cutter slot 2 is formed in one end of the support arm 1, a cutter 3 is arranged in the middle of the cutter slot 2, a fixing block 4 is arranged at the notch of the cutter slot 2 and abuts against the cutter 3 through a fastening bolt 5, an installation groove is formed in the other end of the support arm 1, avoidance cambered surfaces 11 are formed in two opposite side surfaces of the support arm 1, and the edge width of the cutter 3 is larger than the maximum distance between the two avoidance cambered surfaces 11.
That is, the cutter 3 is supported by the elongated support arm 1 so that the cutter 3 can be stably inserted into the slot to chip, the cutter 3 is limited to a neutral position with the support arm 1 by the cutter pocket 2 so that the direction of the force applied by the cutter 3 is maintained on the same straight line as the direction of the force applied by the support arm 1, and the elongated slotting cutter can be maintained in a stable processing state by the fixing block 4.
The width of the cutter blade part is larger than that of the supporting arm 1, so that the supporting arm 1 can move in the opened slot, the surface of the supporting arm 1 is provided with an arc treatment, the supporting strength of the original supporting arm 1 can be maintained, and the collision between the original edge angle and the slot wall can be avoided.
In the present embodiment, an arc-shaped chip removal gap 12 is formed from the end face of the support arm 1 toward the long side of the support arm 1, the cutter pocket 2 is formed on a tangential face of the chip removal gap 12, and the cutter pocket 2 also passes out from the end face of the support arm 1.
The chip removal notch 12 is formed, and the part on which the cutter 3 is mounted is cut down to be in a more slender shape, so that shielding near the cutter 3 can be effectively reduced, and the cutting powder can be discharged in a sufficient space. And the chip removal gap 12 is an arc-shaped cutting surface, so that the cut part can maintain enough supporting strength.
The knife slot 2 is just arranged at the center of the supporting arm 1, so that the deflection of the force application direction of the knife 3 and the supporting arm 1 is avoided, and the stability of the supporting arm 1 is reduced.
In the present embodiment, the sipe 2 includes a bolt fixing portion 21, a transition portion 22, and an abutment fixing portion 23, both ends of the transition portion 22 communicate with the bolt fixing portion 21 and the abutment fixing portion 23, respectively, the bolt fixing portion 21 has a circular shape having a diameter larger than the width of the transition portion 22, and the abutment fixing portion 23 has a trapezoid shape expanding toward the end of the support arm 1 and passing out from the end face.
The cutter groove 2 is in a shape with large ends and small middle, and the cutter 3 embedded from the section of the chip removal notch 12 is limited to the horizontal movement in the cutter groove 2, so that the cutter 3 is prevented from falling out from the end face of the supporting arm 1.
In the present embodiment, the blade end of the cutter 3 is expanded outward along the trapezoidal abutting fixing portion 23, and the end of the cutter 3 away from the blade is provided with the bolt through hole 31, the bolt through hole 31 being disposed concentrically with the bolt fixing portion 21.
The edge end of the cutter 3 extends towards the end of the supporting arm 1, so that the edge of the tail end of the cutter can be wider than the supporting arm 1, and the opened groove hook can allow the supporting arm 1 to move in the groove hook. The rear part of the cutter 3 is provided with a bolt through hole 31, so that a bolt for further fixing can pass through the bolt through hole 31 and be in threaded connection with the support arm 1.
In this embodiment, the fixing block 4 is disposed on the cut surface of the chip removal gap 12, one end of the fixing block 4 is connected with the support arm 1, and the other end of the support arm 1 abuts against the cutter 3. The fixed block 4 is wedge-shaped near one side of the cutter 3 and is provided with a pressing block 41 which abuts against the cutter 3, one side of the fixed block 4 far away from the cutter 3 is provided with a positioning bulge 42, the positioning bulge 42 is inserted into a groove of the chip removal gap 12, the pressing block 41 is also provided with a fixing through hole 43, and the fixing through hole 43 and the bolt through hole 31 are concentrically arranged.
The positioning bulge 42 is slightly longer than the groove depth of the groove, and a certain gap is reserved between the fixing block 4 and the supporting arm 1 or the cutter 3 in practice by matching with the extrusion support of the pressing block 41, and the bolt just passes through the fixing block 4 between the positioning bulge 42 and the pressing block 41 to fix, so that the pressure exerted by the bolt is concentrated on the pressing block 41, and the greater pressure to the cutter 3 is provided.
Wherein, the cutter 3 is provided with a slot at the contact point with the pressing block 41, and the slot and the groove of the chip removal gap 12 together determine the position of the fixed block 4, so that the fixed block 4 is not easy to deviate when the bolt is locked.
In the present embodiment, the fastening bolt 5 includes a bolt cap 51, a pressing rod 52, and a screw 53 connected in this order, the bolt cap 51 abutting against the pressing block 41, the pressing rod 52 penetrating in the fixing through hole 43 and an axial end face abutting against the cutter 3, and the screw 53 penetrating through the bolt through hole 31 to be screwed with the support arm 1.
The bolt cap 51 is used to press the pressing block 41 when the bolt is locked, and the pressing rod 52 has a larger diameter than the bolt through hole 31, so that the bolt through hole 31 can press the cutter 3, and the screw 51 passes through the cutter 3.
Wherein, the axial length of the pressing rod 52 is slightly smaller than the hole depth of the fixing through hole 43, so that a larger pressure is provided between the bolt cap 51 and the fixing block 4, the bolt cap 51 is used for propping against the fixing block 4 to lock the cutter 3, and the pressing rod 52 is used for limiting the circular rear end of the cutter 3 to shake along the fastening bolt 5
In the present embodiment, the mounting groove includes a long slot 61 and a short slot 62 that are parallel to each other, the long slot 61 and the short slot 62 being opened in the long-side direction from the end face of the support arm 1. The rear end of the support arm 1 is required to be positioned and installed through a mounting groove and a grooving device, and is divided into a long slot 61 and a short slot 62 so as to have a foolproof effect during installation.
When the blade is downward, the front end of the support arm 1 receives upward reaction force, the long slot 61 is opened at the upper side, the short slot 62 is opened at the lower side, the two inserted bars of the cross bar in the slots can well resist the force of the other end, the acting forces of the two inserted bars are close to the axle center of the support arm 1, and the stability of the support arm 1 can be maintained to the maximum extent.
In this embodiment, two side walls of the support arm 1 are provided with clamping grooves 63, and the clamping grooves 63 are perpendicular to the long sides of the support arm 1. When the support arm 1 is installed on the equipment, the installation interface is also provided with a spring locking block matched with the clamping groove 63, so that the support arm 1 can be prevented from falling off due to unexpected axial movement.
Example 2
Based on the technical scheme of embodiment 1, the slot cutter is applied to a graphite sagger slotting device, and the rear end of the supporting arm 1 is installed on the base of the device through the installation slot and the clamping slot 63, so that the supporting arm 1 is kept in a horizontal state and is vertical to a processing surface. The graphite material to be processed is fixed on a rotary wheel machine, the lower part of the base is provided with a mechanism capable of translating and lifting, the position of the cutter 3 from the lower cutter of the processing surface is adjusted, the base is kept fixed when cutting is carried out, and the graphite material is only rotated by the rotary wheel machine to carry out cutting.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (10)
1. Cutting flute sword, including support arm (1), sword groove (2) have been seted up to the one end of support arm (1), be provided with cutter (3) in sword groove (2), the notch department of sword groove (2) is provided with fixed block (4), fixed block (4) are supported with cutter (3) through fastening bolt (5), its characterized in that, the other end of support arm (1) is provided with the mounting groove, dodge cambered surface (11) have been seted up on the opposite both sides face of support arm (1), the width of a knife edge of cutter (3) is greater than two maximum intervals on dodging cambered surface (11).
2. The slot cutter as claimed in claim 1, characterized in that an arc-shaped chip clearance gap (12) is provided from the end face of the support arm (1) to the long side of the support arm (1), the slot (2) is provided in a tangential plane to the chip clearance gap (12), and the slot (2) also opens out from the end face of the support arm (1).
3. The slotting cutter according to claim 2, wherein the slotting cutter (2) comprises a bolt fixing part (21), a transition part (22) and an abutting fixing part (23), two ends of the transition part (22) are respectively communicated with the bolt fixing part (21) and the abutting fixing part (23), the bolt fixing part (21) is in a circular shape with a diameter larger than the width of the transition part (22), and the abutting fixing part (23) is in a trapezoid expanding towards the end part of the supporting arm (1) and is led out from an end face.
4. A slot cutter as claimed in claim 3, characterized in that the edge end of the cutter (3) is flared along the abutment fixture (23) in the shape of a trapezoid, the end of the cutter (3) remote from the edge being provided with a bolt through hole (31), the bolt through hole (31) being arranged concentrically with the bolt fixture (21).
5. The slot cutter according to claim 4, characterized in that the fixing block (4) is arranged on the cutting surface of the chip removal gap (12), one end of the fixing block (4) is connected with the supporting arm (1), and the other end of the supporting arm (1) is abutted against the cutter (3).
6. The slot cutter according to claim 5, characterized in that the side of the fixed block (4) close to the cutter (3) is wedge-shaped and is provided with a pressing block (41) which is propped against the cutter (3), the side of the fixed block (4) far away from the cutter (3) is provided with a positioning protrusion (42), the positioning protrusion (42) is inserted into the groove of the chip removal notch (12), the pressing block (41) is further provided with a fixing through hole (43), and the fixing through hole (43) and the bolt through hole (31) are concentrically arranged.
7. The slotting cutter according to claim 6, wherein the fastening bolt (5) comprises a bolt cap (51), a compression bar (52) and a screw (53) which are connected in sequence, the bolt cap (51) is abutted against the pressing block (41), the compression bar (52) is penetrated in the fixing through hole (43) and an axial end face is abutted against the cutter (3), and the screw (53) is connected with the supporting arm (1) in a threaded manner through the bolt through hole (31).
8. The slotting cutter according to claim 1, wherein the mounting slot comprises a long slot (61) and a short slot (62) parallel to each other, the long slot (61) and the short slot (62) opening in a long-side direction from an end face of the support arm (1).
9. The slotting cutter according to claim 1, wherein clamping grooves (63) are formed in two side walls of the supporting arm (1), and the clamping grooves (63) are perpendicular to the long sides of the supporting arm (1).
10. A graphite sagger slotting device, characterized in that it comprises a cutting slotting tool according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322884352.5U CN221232857U (en) | 2023-10-26 | 2023-10-26 | Grooving cutter and graphite sagger grooving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322884352.5U CN221232857U (en) | 2023-10-26 | 2023-10-26 | Grooving cutter and graphite sagger grooving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221232857U true CN221232857U (en) | 2024-06-28 |
Family
ID=91597033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322884352.5U Active CN221232857U (en) | 2023-10-26 | 2023-10-26 | Grooving cutter and graphite sagger grooving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221232857U (en) |
-
2023
- 2023-10-26 CN CN202322884352.5U patent/CN221232857U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |