CN219852189U - Titanium rod clamping guide sleeve - Google Patents
Titanium rod clamping guide sleeve Download PDFInfo
- Publication number
- CN219852189U CN219852189U CN202321268500.4U CN202321268500U CN219852189U CN 219852189 U CN219852189 U CN 219852189U CN 202321268500 U CN202321268500 U CN 202321268500U CN 219852189 U CN219852189 U CN 219852189U
- Authority
- CN
- China
- Prior art keywords
- guide sleeve
- outer guide
- embedded
- sleeve
- cast iron
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229910001018 Cast iron Inorganic materials 0.000 claims abstract description 38
- 239000010936 titanium Substances 0.000 claims abstract description 24
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 230000008602 contraction Effects 0.000 claims description 7
- 150000003608 titanium Chemical class 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 description 13
- 229910001069 Ti alloy Inorganic materials 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 230000001105 regulatory effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to a titanium bar clamping guide sleeve, which has the innovation points that: the novel machine tool comprises an outer guide sleeve and a wearable embedded cast iron sleeve, wherein the embedded cast iron sleeve is arranged in an inner hole of the outer guide sleeve, locking threads connected with a machine tool guide sleeve seat are arranged on the outer periphery of the outer guide sleeve, a plurality of elastic grooves which are separately arranged and used for adjusting the shrinkage force of a titanium rod are formed in the outer periphery wall of the outer guide sleeve along the length direction of the outer guide sleeve, penetrating grooves which are in one-to-one correspondence with the elastic grooves of the outer guide sleeve are formed in the inner cast iron sleeve along the axial direction of the inner cast iron sleeve, the embedded cast iron sleeve is divided into a plurality of embedded split pieces by the penetrating grooves, and each embedded split piece is fixedly connected with the outer guide sleeve. The utility model not only is not easy to cause the clamping phenomenon in the processing process, but also the shrinkage force for clamping the bar is easier to adjust.
Description
Technical Field
The utility model relates to a guide sleeve, in particular to a clamping guide sleeve for titanium bars in medical equipment products.
Background
When the titanium alloy bar or the pure titanium bar is clamped on a machine tool through a guide sleeve and subjected to real-time turning or grinding, the titanium alloy bar or the pure titanium bar is small in elastic modulus and low in heat conductivity coefficient, if the guide sleeve is too tight, titanium alloy is stuck in the guide sleeve due to the fact that the bar is pumped back and forth in the guide sleeve in the machining process, and then the phenomenon of clamping is frequently caused, if the guide sleeve is too loose, the product size is unstable, seasoning is needed, and therefore the quality of the product is affected, the machining efficiency is low, the reject ratio of quality inspection is also increased, and the production cost is high.
In order to overcome the above-mentioned circumstances, when the card material, loosen the guide pin bushing, pull down the guide pin bushing and look for whether there is titanium alloy bonding in the guide pin bushing, have bonding to get rid of, when the guide pin bushing is too loose, just need lock the screw thread adjustment guide pin bushing, from this, can see that titanium class rod is when being held on the guide pin bushing seat through the guide pin bushing, the condition of too tight or too loose appears easily, consequently, the technical requirement to workman's machining improves to some extent, need to adjust clamping force repeatedly, makes the operation very inconvenient.
Disclosure of Invention
The purpose of the utility model is that: the titanium bar clamping guide sleeve is not only difficult to cause the clamping phenomenon in the processing process, but also is easier to adjust the shrinkage force of the clamping bar.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: the novel titanium bar clamping guide sleeve is characterized in that: comprises an outer guide sleeve and an abradable embedded cast iron sleeve, wherein the embedded cast iron sleeve is arranged in an inner hole of the outer guide sleeve,
the periphery of the tail part of the outer guide sleeve is provided with locking threads connected with a guide sleeve seat of the machine tool, the peripheral wall of the outer guide sleeve is provided with a plurality of elastic grooves which are arranged separately and used for adjusting the contraction force of the titanium bars along the length direction of the outer guide sleeve,
the embedded cast iron sleeve is provided with penetrating grooves which are in one-to-one correspondence with the elastic grooves of the outer guide sleeve along the axial direction of the embedded cast iron sleeve, and the embedded cast iron sleeve is divided into a plurality of embedded split pieces by the penetrating grooves, and each embedded split piece is fixedly connected with the outer guide sleeve.
In the above technical scheme, the outer guide sleeve comprises a positioning section, a straight shrinkage section and a guide sleeve seat connecting section which are connected into a whole and are coaxially arranged in sequence, the length of the elastic groove penetrates through the positioning section and the straight shrinkage section, and locking threads are arranged on the peripheral wall of the guide sleeve seat connecting section.
In the above technical scheme, the positioning section of the outer guide sleeve is a conical positioning section.
In the above technical scheme, the length L1 of the positioning section is 9.5±0.5mm, the length L2 of the straight shrinkage section is 33.5±0.5mm, and the length L3 of the guide sleeve seat connecting section is 13.7 to 15.7mm.
In the above technical scheme, the inner wall of the outer guide sleeve is provided with a plurality of key grooves arranged along the radial direction of the outer guide sleeve, and the outer wall of each embedded split is provided with a positioning key matched with the corresponding key groove on the outer guide sleeve.
In the above technical scheme, a plurality of stress release slotted holes are formed in the outer guide sleeve and close to the locking threads, and each stress release slotted hole is communicated with one elastic slot.
In the above technical scheme, four elastic grooves are formed in the peripheral wall of the outer guide sleeve, the embedded cast iron sleeve is equally divided into four arc-shaped embedded split pieces, and the width of a penetrating groove between every two adjacent embedded split pieces is equal to that of the elastic groove.
The utility model has the positive effects that: after the titanium bar material clamping guide sleeve is adopted, as the titanium bar material clamping guide sleeve comprises the outer guide sleeve and the abradable embedded cast iron sleeve, the embedded cast iron sleeve is arranged in the inner hole of the outer guide sleeve,
the periphery of the tail part of the outer guide sleeve is provided with locking threads connected with a guide sleeve seat of the machine tool, the peripheral wall of the outer guide sleeve is provided with a plurality of elastic grooves which are arranged separately and used for adjusting the contraction force of the titanium bars along the length direction of the outer guide sleeve,
the embedded cast iron sleeve is provided with penetrating grooves which are in one-to-one correspondence with the elastic grooves of the outer guide sleeve along the axial direction of the embedded cast iron sleeve, the embedded cast iron sleeve is divided into a plurality of embedded split pieces by the plurality of penetrating grooves, each embedded split piece is fixedly connected with the outer guide sleeve,
when the novel steel bar is used, a titanium alloy bar or a pure titanium bar is inserted into an inner hole of an embedded cast iron sleeve, so that the bar is directly contacted with the embedded cast iron sleeve, the outer guide sleeve is matched with a guide sleeve seat of a slitting machine tool, a locking thread is in threaded connection with a locking nut inside the guide sleeve seat, the tightness between the bar and the embedded cast iron sleeve can be directly adjusted through adjusting the locking nut, the elastic adjustment of the shrinkage force of the bar by the locking nut is realized through utilizing the clearance of an elastic groove, the bar can be more easily and conveniently adjusted in the machining process, the surface of the embedded cast iron sleeve is worn firstly even when a certain section of material is overtightened in the machining process, the titanium alloy is prevented from being directly adhered to the embedded cast iron sleeve, the machining material is prevented from being blocked, the machining stability is kept, the adverse effect of the blocked material is eliminated, and therefore, the novel steel bar is simple in structure, very convenient to use, and the machining quality of a product is improved, and the machining efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of an embodiment of the present utility model;
FIG. 2 is a left side schematic view of FIG. 1;
FIG. 3 is a schematic cross-sectional view A-A of FIG. 2;
fig. 4 is a schematic perspective view of the present utility model.
Detailed Description
The utility model is further illustrated, but not limited, by the following examples in connection with the accompanying drawings.
As shown in figures 1, 2, 3 and 4, the titanium bar clamping guide sleeve comprises an outer guide sleeve 1 and an abradable embedded cast iron sleeve 2, wherein the embedded cast iron sleeve 2 is arranged in an inner hole of the outer guide sleeve 1,
the periphery of the tail part of the outer guide sleeve 1 is provided with locking threads connected with a guide sleeve seat of a machine tool, the outer peripheral wall of the outer guide sleeve 1 is provided with a plurality of elastic grooves 11 which are arranged separately and used for adjusting the contraction force of the titanium bars along the length direction,
the embedded cast iron sleeve 2 is provided with penetrating grooves 21 corresponding to the elastic grooves 11 of the outer guide sleeve 1 one by one along the axial direction of the embedded cast iron sleeve 2, and the embedded cast iron sleeve 2 is divided into a plurality of embedded split pieces 22 by the penetrating grooves 21, and each embedded split piece 22 is fixedly connected with the outer guide sleeve 1.
As shown in fig. 1 and 4, in order to enable the guide sleeve to be positioned and adjustable in contraction force in the clamping process of the titanium alloy bar or the pure titanium bar and be convenient to be detachably connected with the guide sleeve seat, the outer guide sleeve 1 comprises a positioning section 12, a straight contraction section 13 and a guide sleeve seat connecting section 14 which are connected into a whole and are coaxially arranged in sequence, the length of the elastic groove 11 penetrates through the positioning section 12 and the straight contraction section 13, and locking threads are arranged on the peripheral wall of the guide sleeve seat connecting section 14. When the device is used, the positioning section 12 is exposed at the end part of the guide sleeve seat of the machine tool, the straight shrinkage section 13 is restrained in the inner hole of the guide sleeve seat, the locking thread of the guide sleeve seat connecting section 14 is in threaded connection with the locking nut in the guide sleeve seat, and the shrinkage force of the bar is elastically adjusted by adjusting the locking nut and utilizing the gap of the elastic groove 11, so that the device is easier to machine.
As shown in fig. 1 and 4, in order to enable quick positioning of the outer guide sleeve during the assembly of the guide sleeve seat, the positioning section 12 of the outer guide sleeve 1 is a conical positioning section.
Further, in order to make the design of the utility model more in accordance with the technical requirements, the length L1 of the positioning section 12 is 9.5 plus or minus 0.5mm, the length L2 of the straight shrinkage section 13 is 33.5 plus or minus 0.5mm, and the length L3 of the guide sleeve seat connecting section 14 is 13.7-15.7 mm.
In order to further improve the rationality of the structure and enable the bar to be clamped more easily, the bore diameter of the inner bore of the positioning section 12 is equal to that of the inner bore of the straight shrinkage section 13, and the design aims at facilitating the uniform stress of the outer circumferential surface of the titanium bar.
Further, in order to facilitate the quick positioning connection between the embedded split and the outer guide sleeve 1, the inner wall of the outer guide sleeve 1 is provided with a plurality of key grooves radially arranged along the inner wall, and the outer wall of each embedded split 22 is provided with a positioning key matched with the corresponding key groove on the outer guide sleeve 1. After positioning and assembling, the outer guide sleeve 1 and the embedded split 22 are welded and fixed.
As shown in fig. 4, in order to further improve the uniformity of the stress on the outer circumferential surface of the clamped titanium bar, a plurality of stress release slots 16 are formed in the outer guide sleeve 1 and close to the locking threads, and each stress release slot 16 is communicated with one elastic slot 11.
Further, in order to make the structure more reasonable, four elastic grooves 11 are formed in the outer peripheral wall of the outer guide sleeve 1, the embedded cast iron sleeve 2 is equally divided into four arc-shaped embedded split pieces 22, and the width of a penetrating groove 21 between every two adjacent embedded split pieces 22 is equal to the width of the elastic groove 11.
When the utility model is used, a titanium alloy bar or a pure titanium bar is inserted into an inner hole of the embedded cast iron sleeve 2, so that the bar is directly contacted with the embedded cast iron sleeve 2, the outer guide sleeve 1 is matched with a guide sleeve seat of a slitting machine tool, a locking thread is in threaded connection with a locking nut in the guide sleeve seat, the tightness between the bar and the embedded cast iron sleeve 2 can be directly regulated by regulating the locking nut, the shrinkage force of the locking nut on the bar is realized by utilizing the gap of the elastic groove 11, the bar can be more easily and conveniently regulated in the machining process, the surface of the embedded cast iron sleeve is worn firstly even when a certain section of material is overtightened in the machining process, the titanium alloy is prevented from being directly adhered to the embedded cast iron sleeve, the machining material is prevented from being blocked, the machining stability is kept, and the adverse effect of the blocked material is eliminated.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (7)
1. The utility model provides a titanium class rod clamping guide pin bushing which characterized in that: comprises an outer guide sleeve (1) and an abradable embedded cast iron sleeve (2), wherein the embedded cast iron sleeve (2) is arranged in an inner hole of the outer guide sleeve (1),
the periphery of the tail part of the outer guide sleeve (1) is provided with locking threads connected with a guide sleeve seat of a machine tool, the peripheral wall of the outer guide sleeve (1) is provided with a plurality of elastic grooves (11) which are arranged separately and used for adjusting the contraction force of the titanium bars along the length direction of the elastic grooves,
the embedded cast iron sleeve (2) is provided with penetrating grooves (21) which are in one-to-one correspondence with the elastic grooves (11) of the outer guide sleeve (1) along the axial direction of the embedded cast iron sleeve, the embedded cast iron sleeve (2) is divided into a plurality of embedded split sections (22) by the penetrating grooves (21), and each embedded split section (22) is fixedly connected with the outer guide sleeve (1).
2. The titanium bar clamping guide sleeve according to claim 1, wherein: the outer guide sleeve (1) comprises a positioning section (12), a straight shrinkage section (13) and a guide sleeve seat connecting section (14) which are connected into a whole and are coaxially arranged in sequence, the length of the elastic groove (11) penetrates through the positioning section (12) and the straight shrinkage section (13), and locking threads are arranged on the peripheral wall of the guide sleeve seat connecting section (14).
3. The titanium bar clamping guide sleeve according to claim 2, wherein: the positioning section (12) of the outer guide sleeve (1) is a conical positioning section.
4. The titanium bar clamping guide sleeve according to claim 2, wherein: the length L1 of the positioning section (12) is 9.5+/-0.5 mm, the length L2 of the straight shrinkage section (13) is 33.5+/-0.5 mm, and the length L3 of the guide sleeve seat connecting section (14) is 13.7-15.7 mm.
5. The titanium bar clamping guide sleeve according to claim 1, wherein: the inner wall of the outer guide sleeve (1) is provided with a plurality of key grooves which are arranged along the radial direction of the outer guide sleeve, and the outer wall of each embedded split (22) is provided with a positioning key matched with the corresponding key groove on the outer guide sleeve (1).
6. The titanium bar clamping guide sleeve according to claim 1, wherein: a plurality of stress release slotted holes (16) are formed in the outer guide sleeve (1) and close to the locking threads, and each stress release slotted hole (16) is communicated with one elastic slot (11).
7. The titanium bar clamping guide sleeve according to claim 1, wherein: four elastic grooves (11) are formed in the peripheral wall of the outer guide sleeve (1), the embedded cast iron sleeve (2) is equally divided into four arc-shaped embedded split pieces (22), and the width of a penetrating groove (21) between every two adjacent embedded split pieces (22) is equal to the width of the elastic groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321268500.4U CN219852189U (en) | 2023-05-24 | 2023-05-24 | Titanium rod clamping guide sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321268500.4U CN219852189U (en) | 2023-05-24 | 2023-05-24 | Titanium rod clamping guide sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219852189U true CN219852189U (en) | 2023-10-20 |
Family
ID=88318019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321268500.4U Active CN219852189U (en) | 2023-05-24 | 2023-05-24 | Titanium rod clamping guide sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219852189U (en) |
-
2023
- 2023-05-24 CN CN202321268500.4U patent/CN219852189U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |