CN213497786U - Clamping and fixing device for machining hard alloy cutter - Google Patents
Clamping and fixing device for machining hard alloy cutter Download PDFInfo
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- CN213497786U CN213497786U CN202022128453.6U CN202022128453U CN213497786U CN 213497786 U CN213497786 U CN 213497786U CN 202022128453 U CN202022128453 U CN 202022128453U CN 213497786 U CN213497786 U CN 213497786U
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- limiting
- cutter main
- hoop
- recess
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Abstract
The utility model discloses a centre gripping fixing device for processing carbide tool, including base, cutter main part, spacing hoop and recess, the inside top of base is provided with the loading board, and the top of loading board is fixed with the recess, the inside of recess is provided with the bull stick, and one side of recess is fixed with the motor, the output and the bull stick of motor are connected, and the cover is equipped with 2 movable sleeves on the bull stick, the top of movable sleeve all is provided with spacing hoop, and has passed the cutter main part between the spacing hoop, the one end of cutter main part is provided with the tool bit. The utility model discloses an install cutter main part, recess, bull stick, movable sleeve, spacing hoop, motor and guide bar, spacing hoop sets up at the both ends of cutter main part, plays support and fixed effect to the cutter main part, and the motor drives the bull stick rotation simultaneously for the movable sleeve drives spacing hoop and is close to each other or separately, does benefit to the interval of adjusting spacing hoop according to the length specification of cutter main part.
Description
Technical Field
The utility model relates to a carbide tool processing technology field specifically is a centre gripping fixing device for processing carbide tool.
Background
The hard alloy has very high hardness, strength, wear resistance and corrosion resistance, is known as 'industrial teeth', is commonly used for manufacturing cutting tools, cutters, cobalt tools and wear-resistant parts, is widely applied to the fields of military industry, aerospace, machining, metallurgy, oil drilling, mine tools, electronic communication, buildings and the like, and is fixedly clamped when the hard alloy cutter is machined by taking the machining of one hard alloy cutter as an example, but most of the existing clamping and fixing devices have partial problems, specifically the following steps;
1. the existing clamping and fixing device is not beneficial to clamping and fixing the hard alloy cutters with different length specifications, and has limitations;
2. when the existing clamping and fixing device clamps and fixes the hard alloy cutter, rigid extrusion is easily generated on the cutter handle, so that damage is caused;
3. the existing clamping and fixing device does not have the function of damping and buffering, is easy to shake during processing and has poor stability.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a centre gripping fixing device for processing carbide tool to the suitability that proposes in solving above-mentioned background art is not good, causes the not good problem of rigidity extrusion and stability to the cutter main part easily.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a centre gripping fixing device for processing carbide cutter, includes base, cutter main body, spacing hoop and recess, the inside top of base is provided with the loading board, and the top of loading board is fixed with the recess, the inside of recess is provided with the bull stick, and one side of recess is fixed with the motor, the output and the bull stick of motor are connected, and the cover is equipped with 2 movable sleeves on the bull stick, the top of movable sleeve all is provided with spacing hoop, and has passed cutter main body between the spacing hoop, cutter main body's one end is provided with the tool bit.
Preferably, the bottom of the base inside evenly is provided with the sleeve, and telescopic inside all is provided with the movable rod through stiff spring, the top of movable rod all with the bottom fixed connection of loading board.
Preferably, the rotating rod is provided with 2 opposite thread surfaces, and the inner wall of the movable sleeve is provided with internal threads matched with the thread surfaces.
Preferably, the two ends of the bottom of the limiting hoop are hinged, and the two ends of the top of the limiting hoop are fixedly connected through fixing bolts.
Preferably, the inner wall evenly distributed of spacing hoop has the bolster, and the bolster is including gathering power pad and stick up the limit, gather one side of power pad all with the interior wall connection of spacing hoop, and gather the one end that power pad is close to cutter main part and all be provided with and stick up the limit.
Preferably, a guide rod is fixed at the bottom end inside the groove, and the bottom end of the movable sleeve is in sliding sleeve connection with the guide rod through the guide sleeve.
Preferably, 2 limiting rods are arranged between the bearing plate and the base, and the central positions of the limiting rods are hinged.
Preferably, the both ends of gag lever post all are provided with the stopper, all be provided with on loading board and the base with stopper assorted spacing groove.
Preferably, the force gathering pads are all in a conical structure, and the raised edges are all in a W-shaped structure.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this a centre gripping fixing device for processing carbide tool is through installing the cutter main part, a groove, the bull stick, the movable sleeve, spacing hoop, motor and guide bar, spacing hoop sets up the both ends at the cutter main part, fixing bolt connects is passed through at the top, play support and fixed effect to the cutter main part, it is rotatory that the motor drives the bull stick simultaneously, set up two relative helicoids on the bull stick, be equipped with in the movable sleeve with helicoid assorted internal thread, make the movable sleeve drive spacing hoop be close to each other or part, do benefit to the interval of adjusting spacing hoop according to the length specification of cutter main part, make the centre gripping fixed more steady.
(2) This a centre gripping fixing device for processing carbide cutter has the bolster through the both sides evenly distributed inside spacing hoop, the bolster is including gathering power pad and stick up the limit, make the pressure that produces when the fixed cutter main part of centre gripping act on the bolster, it is the toper structure to gather the power pad, and gather the inner wall contact of power pad and spacing hoop, absorb pressure, stick up the limit and all be "W" type structure, effectually spread pressure, avoid extrusion force direct action in the cutter main part, produce the rigid extrusion to the cutter main part.
(3) This a centre gripping fixing device for processing carbide tool is through installing the base, the loading board, the sleeve, the movable rod, stiff spring, the gag lever post, spacing groove and stopper, make if produce vibrations at the in-process of cutter main part processing, the shaking force makes the loading board push down the movable rod, make the movable rod compress stiff spring in the sleeve, absorb some shaking force through the flexible resilience of stiff spring, the stopper at spacing rod both ends slides in the spacing groove when the loading board is pushed down, play support and spacing effect, stability is improved.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic side view of the cross-sectional structure of the spacing clip of the present invention;
fig. 3 is an enlarged cross-sectional view of the utility model at a in fig. 1;
FIG. 4 is an enlarged schematic view of the buffer member of the present invention;
fig. 5 is a schematic view of the cross-sectional structure of the sleeve according to the present invention.
In the figure: 1. a base; 2. a motor; 3. a rotating rod; 4. a cutter body; 5. a limiting hoop; 6. a cutter head; 7. a groove; 8. a sleeve; 9. a limiting block; 10. a carrier plate; 11. a limiting rod; 12. a limiting groove; 13. fixing the bolt; 14. a buffer member; 1401. a force gathering pad; 1402. edge warping; 15. a movable sleeve; 16. a guide bar; 17. a movable rod; 18. a stiff spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides an embodiment: a clamping and fixing device for machining a hard alloy cutter comprises a base 1, a cutter main body 4, a limiting hoop 5 and a groove 7, wherein a bearing plate 10 is arranged at the top end inside the base 1, sleeves 8 are uniformly arranged at the bottom end inside the base 1, movable rods 17 are arranged inside the sleeves 8 through rigid springs 18, and the top ends of the movable rods 17 are fixedly connected with the bottom of the bearing plate 10;
if vibration is generated in the processing process, the vibration force enables the bearing plate 10 to press the movable rod 17 downwards, the movable rod 17 is enabled to compress the rigid spring 18 in the sleeve 8, and part of the vibration force is absorbed through the expansion and contraction resilience of the rigid spring 18;
2 limiting rods 11 are arranged between the bearing plate 10 and the base 1, the central positions of the limiting rods 11 are hinged, limiting blocks 9 are arranged at two ends of each limiting rod 11, and limiting grooves 12 matched with the limiting blocks 9 are arranged on the bearing plate 10 and the base 1;
when the bearing plate 10 is pressed down, the limiting blocks 9 at the two ends of the limiting rod 11 slide in the limiting grooves 12, so that the supporting and limiting effects are achieved, and the stability is improved;
a groove 7 is fixed at the top end of the bearing plate 10, a rotating rod 3 is arranged in the groove 7, a motor 2 is fixed at one side of the groove 7, the output end of the motor 2 is connected with the rotating rod 3, 2 movable sleeves 15 are sleeved on the rotating rod 3, limiting hoops 5 are arranged at the top ends of the movable sleeves 15, a cutter main body 4 penetrates through the limiting hoops 5, two ends of the bottom of each limiting hoop 5 are hinged, two ends of the top of each limiting hoop 5 are connected and fixed through fixing bolts 13, buffering pieces 14 are uniformly distributed on the inner wall of each limiting hoop 5, each buffering piece 14 comprises a force gathering pad 1401 and a raised edge 1402, one side of each force gathering pad 1401 is connected with the inner wall of each limiting hoop 5, one end, close to the cutter main body 4, of each force gathering pad 1401 is provided with a raised edge 1402, each force gathering pad 1401 is in a conical structure, and each raised edge 1402 is in;
the limiting hoop 5 is opened, the cutter body 4 is placed in the limiting hoop 5, and then the fixing bolt 13 is used for fixing connection, so that the cutter body 4 is supported and fixed, pressure generated by the cutter body 4 when the cutter body is clamped and fixed acts on the buffer 14, the pressure is absorbed by the force gathering pad 1401, the pressure is effectively diffused by the raised edge 1402, extrusion force is prevented from directly acting on the cutter body 4, and the cutter body 4 is rigidly extruded;
the one end of cutter main part 4 is provided with tool bit 6, be provided with 2 relative flanks on the bull stick 3, the inner wall of movable sleeve 15 all be provided with flank assorted internal thread, motor 2 drives 3 rotations of bull stick, make movable sleeve 15 drive spacing hoop 5 and be close to each other or part, do benefit to the interval according to cutter main part 4's length specification regulation spacing hoop 5, it is more steady to make the centre gripping fixed, the inside bottom mounting of recess 7 has guide bar 16, the bottom of movable sleeve 15 all slides through guide sleeve and guide bar 16 and cup joints, play the effect of direction.
The working principle is as follows: when the tool is used, the motor 2 drives the rotating rod 3 to rotate, two opposite thread surfaces are arranged on the rotating rod 3, internal threads matched with the thread surfaces are arranged in the movable sleeve 15, so that the movable sleeve 15 drives the limiting hoops 5 to mutually approach or separate, the distance between the limiting hoops 5 is favorably adjusted according to the length specification of the tool body 4, the clamping and fixing are more stable, then the fixing bolts 13 at the tops of the limiting hoops 5 are disassembled, the limiting hoops 5 are opened, the tool body 4 is placed in the limiting hoops 5 and then fixedly connected through the fixing bolts 13, the tool body 4 is supported and fixed, the pressure generated by the tool body 4 when the tool body is clamped and fixed acts on the buffer 14, the force gathering pad 1401 is in a conical structure and absorbs the pressure, the raised edges 1402 are all in a W-shaped structure, the pressure is effectively diffused, and the extrusion force is prevented from directly acting on the tool body 4, the cutter body 4 is rigidly extruded, the cutter body 4 is fixedly clamped and then the cutter head 6 is machined by utilizing machining equipment, if vibration is generated in the machining process, the bearing plate 10 presses the movable rod 17 downwards by the vibration force, the movable rod 17 is enabled to compress the rigid spring 18 in the sleeve 8, part of the vibration force is absorbed through the telescopic resilience of the rigid spring 18, the limiting blocks 9 at two ends of the limiting rod 11 slide in the limiting groove 12 when the bearing plate 10 is pressed downwards, the supporting and limiting effects are achieved, and the stability is improved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides a centre gripping fixing device for processing carbide tool, includes base (1), cutter main part (4), spacing hoop (5) and recess (7), its characterized in that: the utility model discloses a cutter, including base (1), bearing board (10), motor (2), bull stick (3), swivel rod (3), the top of base (1) inside is provided with bearing board (10), and the top of bearing board (10) is fixed with recess (7), the inside of recess (7) is provided with bull stick (3), and one side of recess (7) is fixed with motor (2), the output and the bull stick (3) of motor (2) are connected, and the cover is equipped with 2 movable sleeve (15) on bull stick (3), the top of movable sleeve (15) all is provided with spacing hoop (5), and has passed cutter main part (4) between spacing hoop (5), the one end of cutter main part (4) is provided with tool.
2. A clamping fixture for machining cemented carbide tools according to claim 1, wherein: the bottom of base (1) inside evenly is provided with sleeve (8), and the inside of sleeve (8) all is provided with movable rod (17) through stiff spring (18), the top of movable rod (17) all with the bottom fixed connection of loading board (10).
3. A clamping fixture for machining cemented carbide tools according to claim 1, wherein: the rotary rod (3) is provided with 2 opposite thread surfaces, and the inner wall of the movable sleeve (15) is provided with internal threads matched with the thread surfaces.
4. A clamping fixture for machining cemented carbide tools according to claim 1, wherein: the two ends of the bottom of the limiting hoop (5) are hinged, and the two ends of the top of the limiting hoop (5) are fixedly connected through a fixing bolt (13).
5. A clamping fixture for machining cemented carbide tools according to claim 1, wherein: the inner wall evenly distributed of spacing hoop (5) has bolster (14), and bolster (14) including gathering power pad (1401) and stick up limit (1402), gather one side of power pad (1401) and all be connected with the inner wall of spacing hoop (5), and gather power pad (1401) and all be provided with stick up limit (1402) near the one end of cutter main part (4).
6. A clamping fixture for machining cemented carbide tools according to claim 1, wherein: the bottom end inside the groove (7) is fixed with a guide rod (16), and the bottom end of the movable sleeve (15) is in sliding sleeve connection with the guide rod (16) through the guide sleeve.
7. A clamping fixture for machining cemented carbide tools according to claim 1, wherein: 2 limiting rods (11) are arranged between the bearing plate (10) and the base (1), and the central positions of the limiting rods (11) are hinged.
8. A clamping fixture for machining cemented carbide tools according to claim 7, wherein: both ends of the limiting rod (11) are provided with limiting blocks (9), and limiting grooves (12) matched with the limiting blocks (9) are formed in the bearing plate (10) and the base (1).
9. A clamping fixture for machining cemented carbide tools according to claim 5, wherein: the force gathering pads (1401) are all in a conical structure, and the raised edges (1402) are all in a W-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022128453.6U CN213497786U (en) | 2020-09-24 | 2020-09-24 | Clamping and fixing device for machining hard alloy cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022128453.6U CN213497786U (en) | 2020-09-24 | 2020-09-24 | Clamping and fixing device for machining hard alloy cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213497786U true CN213497786U (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022128453.6U Active CN213497786U (en) | 2020-09-24 | 2020-09-24 | Clamping and fixing device for machining hard alloy cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213497786U (en) |
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2020
- 2020-09-24 CN CN202022128453.6U patent/CN213497786U/en active Active
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