CN216398064U - Core expanding tool for processing large-size cylindrical part - Google Patents
Core expanding tool for processing large-size cylindrical part Download PDFInfo
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- CN216398064U CN216398064U CN202122353116.1U CN202122353116U CN216398064U CN 216398064 U CN216398064 U CN 216398064U CN 202122353116 U CN202122353116 U CN 202122353116U CN 216398064 U CN216398064 U CN 216398064U
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- 238000012545 processing Methods 0.000 title claims abstract description 13
- 238000003754 machining Methods 0.000 claims abstract description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 12
- 241001330002 Bambuseae Species 0.000 claims description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 12
- 239000011425 bamboo Substances 0.000 claims description 12
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses an expansion core tool for processing large-size cylindrical parts, which relates to the technical field of machining and assembly and solves the technical problems of troublesome use and low assembly efficiency of the existing tool for processing large-size cylindrical parts. The core expanding tool for fixing the large-size cylindrical part is simple in structure, low in manufacturing cost, simple to use, convenient to adjust, high in clamping efficiency and beneficial to smooth follow-up operation.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to the technical field of core expanding tools for machining large-size cylindrical parts.
Background
The tooling fixture is a tooling for short, namely a technical device, and specifically refers to a general name of various tools used in the manufacturing process. The tool comprises a cutter, a clamp, a die, a measuring tool, a checking fixture, an auxiliary tool, a bench tool, a station tool and the like. The clamp is a device for clamping a workpiece or guiding a cutter.
In the clamping for processing the cylindrical part with a large radius, conventional clamping tools such as a three-jaw chuck and the like are mainly adopted at present, and the clamping efficiency is low due to the fact that the conventional clamping tools are troublesome to use and complex to adjust.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to solve the technical problem, the utility model provides an expanding core tool for processing a large-size cylinder part.
The utility model specifically adopts the following technical scheme for realizing the purpose:
processing jumbo size drum part is with core frock that rises, including supporting a section of thick bamboo and setting up a plurality of core units that rise in supporting a section of thick bamboo hole, the core unit that rises includes contact module, roof and adjusting part, contact module's one end and roof cooperation, its other end activity run through the lateral wall that supports a section of thick bamboo, adjusting part fixes on supporting a section of thick bamboo, and its cooperates and adjusts the size that contact module wore out supporting a section of thick bamboo lateral wall for the radial position nature of supporting a section of thick bamboo axis through adjusting the roof with the roof.
Furthermore, the contact component is a top pin, one end of the contact component movably penetrates through the supporting cylinder, and the other end of the contact component is matched with the top plate.
Furthermore, the knock pin is of a two-stage stepped shaft structure, a large-diameter end of the knock pin movably penetrates through the supporting cylinder, a small-diameter end of the knock pin movably penetrates through the top plate, a jacking spring is sleeved on the contact assembly, and two ends of the jacking spring are respectively abutted to the inner wall of the supporting cylinder and the top plate.
Furthermore, the adjusting component comprises a screw rod, one end of the screw rod is in threaded connection with the supporting cylinder, and the other end of the screw rod movably penetrates through the top plate and then is in threaded connection with the nut.
Furthermore, the threaded hole matched with the screw rod on the supporting cylinder is a through hole, and one side of the threaded hole close to the outer circumferential surface of the supporting cylinder is an outward-expanding conical hole.
Further, the support device also comprises a mandrel coaxial with the support cylinder, wherein the mandrel is a secondary stepped shaft, and the small-diameter end of the mandrel penetrates through the closed end of the support cylinder and the inner hole of the support cylinder.
Further, the core expansion unit comprises two contact assemblies.
Further, the core expansion units are four and are distributed along the axis center of the support cylinder in a symmetrical mode.
The utility model has the following beneficial effects:
1. when the large-size cylindrical part is fixed, the cylindrical part is sleeved on the supporting cylinder, the contact assembly is used for radially supporting the large-size cylindrical part through the adjusting assembly, so that an annular space is formed between the cylindrical part and the supporting cylinder, and the supporting and positioning of the large-size cylindrical part are finished;
2. the core expansion unit comprises two contact assemblies which are respectively positioned at two sides of the adjusting assembly; the contact assemblies are adjusted through one adjusting assembly, so that the support of a plurality of point positions on a large-size cylindrical part can be synchronously adjusted, the adjustment of the plurality of support point positions can be obtained through one-time adjustment, and the convenience of adjustment and the stability of support are improved;
3. the number of the core expanding units is four, and the core expanding units are distributed along the axis center of the support cylinder symmetrically; the large-size cylindrical part is circumferentially supported by the multiple groups of core expanding units, so that the supporting points are multiple and uniform, and the fixing stability of the large-size cylindrical part is ensured;
4. through the arrangement of the jacking spring, the pre-tightening force can be provided on the contact assembly, so that the contact assembly can support a large-size cylindrical part conveniently; the contact assembly and the top plate can be directly arranged to be in a plug-in connection with the simple matching structure, so that the structure of the core expanding tool is further simplified, the early-stage manufacturing cost is reduced, the later-stage maintenance convenience is improved, and the control of the processing cost of parts such as large-size cylindrical parts is facilitated;
5. different large-size cylindrical parts have different inner diameters, so different supporting point positions need to be configured; according to the utility model, the position of the top plate can be adjusted through adjusting the position of the nut, so that the position of the contact assembly is adjusted, a required supporting position for a large-size cylindrical part is obtained, and the applicability of the utility model is improved;
6. one end of the screw rod, which is far away from the axis of the supporting cylinder, is provided with a cross groove, and the screw rod is rotated by a tool matched with the cross groove, so that the matching depth of the screw rod and a threaded hole is adjusted, and the convenience of adjusting the screw rod is improved;
7. the radial position of the whole core expansion tool is positioned through the small-diameter core shaft, so that the coaxiality of the core expansion tool and the corresponding part on a machine tool can be more conveniently ensured, and subsequent related operations can be conveniently and smoothly carried out.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an end view of the present invention;
figure 3 is a schematic view of the position of the clamping cylinder part of the utility model.
Reference numerals: 1-supporting cylinder, 2-top plate, 3-contact component, 4-tightening spring, 5-nut, 6-screw, 7-mandrel and 8-roller part.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 2, the core expansion tool for processing large-size cylindrical parts comprises a support cylinder 1 and a plurality of core expansion units arranged in an inner hole of the support cylinder 1, wherein each core expansion unit comprises a contact component 3, a top plate 2 and an adjusting component, one end of the contact component 3 is matched with the top plate 2, the other end of the contact component movably penetrates through the side wall of the support cylinder 1, the adjusting component is fixed on the support cylinder 1 and is matched with the top plate 2, and the size of the contact component 3 penetrating out of the side wall of the support cylinder 1 is adjusted by adjusting the radial position of the top plate 2 relative to the axis of the support cylinder 1.
The core expansion unit is arranged inside the support cylinder 1 and comprises a contact component, a top plate and an adjusting component, the contact component adjusts the size of the contact component extending out of the support cylinder 1 through the adjusting component, and the adjusting component can adopt a link mechanism, a gear and rack combination, a hydraulic cylinder and the like. The adjustment assembly adjusts the position of the top plate 2 such that the contact assembly moves with the movement of the top plate 2.
When the large-size cylindrical part is fixed, the cylindrical part is sleeved on the supporting cylinder 1, the contact assembly is used for radially supporting the large-size cylindrical part through the adjusting assembly, so that an annular space is formed between the cylindrical part and the supporting cylinder 1, and the supporting and positioning of the large-size cylindrical part are completed, as shown in fig. 3.
The core expanding tool for fixing the large-size cylindrical part is simple in structure, low in manufacturing cost, simple to use, convenient to adjust, high in clamping efficiency and beneficial to smooth follow-up operation.
Example 2
As shown in fig. 1 to 2, the core expansion tool for processing large-size cylindrical parts comprises a support cylinder 1 and a plurality of core expansion units arranged in an inner hole of the support cylinder 1, wherein each core expansion unit comprises a contact component 3, a top plate 2 and an adjusting component, one end of the contact component 3 is matched with the top plate 2, the other end of the contact component movably penetrates through the side wall of the support cylinder 1, the adjusting component is fixed on the support cylinder 1 and is matched with the top plate 2, and the size of the contact component 3 penetrating out of the side wall of the support cylinder 1 is adjusted by adjusting the radial position of the top plate 2 relative to the axis of the support cylinder 1.
Preferably, the expansion core unit comprises two contact assemblies 3, as shown in fig. 1, which are respectively located at both sides of the adjusting assembly. The contact assemblies are adjusted through the adjusting assembly, the supporting of the large-size cylindrical part by the point positions can be synchronously adjusted, the adjustment of obtaining the supporting point positions through one-time adjustment is realized, and the convenience of adjustment and the supporting stability are improved.
Preferably, the core expansion units are four in number and are distributed along the axis center of the support cylinder 1 symmetrically. The large-size cylindrical part is circumferentially supported by the multiple groups of core expanding units, so that the supporting points are multiple and uniform, and the fixing stability of the large-size cylindrical part is ensured.
Preferably, as shown in fig. 1, the contact assembly is a knock pin, one end of which movably penetrates the support cylinder 1, and the other end of which is engaged with the top plate 2.
The structure of the knock pin is as follows: the knock pin is the second grade stepped shaft structure, and its big footpath end activity runs through a supporting cylinder 1, and its path end activity runs through roof 2, and the cover is equipped with a top tension spring 4 on the contact assembly, the both ends of top tension spring 4 respectively with supporting cylinder 1 inner wall and roof 2 butt. Through the arrangement of the jacking spring 4, pre-tightening force can be provided on the contact assembly, so that the contact assembly can support large-size cylindrical parts conveniently; and the contact assembly and the top plate 2 can be directly arranged into a simple matching structure for insertion, so that the structure of the core expansion tool is further simplified, the early-stage manufacturing cost is reduced, the later maintenance convenience is improved, and the processing cost of parts such as large-size cylindrical parts is favorably controlled.
The specific embodiments regarding the adjustment assembly are as follows: as shown in fig. 1, the adjusting assembly comprises a screw rod 6, one end of which is in threaded connection with the supporting cylinder 1, and the other end of which movably penetrates through the top plate 2 and then is in threaded connection with a nut 5.
Different large-size cylindrical parts have different inner diameters, so that different supporting point positions need to be configured. In this embodiment, the position of the nut 5 and then the position of the top plate can be adjusted, so as to adjust the position of the contact assembly, so as to obtain the required supporting position for the large-size cylindrical part, and improve the applicability of the utility model.
Meanwhile, the top plate can be adjusted by adjusting the position of the screw rod.
The matching structure between the support cylinder and the screw is as follows: the threaded hole matched with the screw rod 6 on the supporting cylinder 1 is a through hole, and one side of the supporting cylinder 1, which is close to the outer circumferential surface, is an outward-expanding conical hole. The screw hole is the through-hole, can carry out the regulation of screw rod through the outer end of screw hole, then the cooperation degree of depth of adjusting screw and screw hole to the position control of roof is accomplished for the distance of supporting 1 axis to adjusting nut.
In order to further improve the convenience of the use of the utility model, a cross-shaped groove is preferably arranged at one end of the screw rod far away from the axis of the support cylinder 1, and the screw rod is rotated by a tool matched with the cross-shaped groove so as to adjust the matching depth of the screw rod and the threaded hole, thereby improving the convenience of screw rod adjustment.
In this embodiment, in order to improve the coaxiality of the support cylinder 1 and the corresponding mounting position on the machine tool, preferably, this embodiment further includes a mandrel 7 coaxial with the support cylinder 1, where the mandrel 7 is a two-stage stepped shaft, and a small-diameter end of the mandrel 7 penetrates through the closed end of the support cylinder 1 and the inner hole of the support cylinder 1.
The radial position of the whole expanding core tool is positioned by the small-diameter mandrel 7, so that the coaxiality of the expanding core tool and the corresponding part on a machine tool can be more conveniently ensured, and subsequent related operations can be conveniently and smoothly carried out.
Example 3
On the basis of embodiment 2, in order to prevent the contact assembly 3 from rotating, it is preferable to provide a groove on the end surface contacting with the top plate, and an insertion block matching with the groove is provided on the top plate, and by matching the insertion block with the groove, the contact assembly can be effectively prevented from rotating, so that the contact assembly can stably support a large-size cylindrical part.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. Processing jumbo size drum part is with core frock that rises, its characterized in that, including supporting a section of thick bamboo (1) and setting up a plurality of core units that rise in supporting a section of thick bamboo (1) hole, the core unit that rises includes contact module (3), roof (2) and adjusting part, the one end and the roof (2) cooperation of contact module (3), the lateral wall that supports a section of thick bamboo (1) is run through in its other end activity, adjusting part fixes on supporting a section of thick bamboo (1), and it cooperates and adjusts the size that contact module (3) worn out supporting a section of thick bamboo (1) lateral wall for the radial position nature of supporting a section of thick bamboo (1) axis through adjusting roof (2) with roof (2).
2. The core expanding tool for machining the large-size cylindrical part as claimed in claim 1, wherein the contact component is a top pin, one end of the top pin movably penetrates through the support cylinder (1), and the other end of the top pin is matched with the top plate (2).
3. The core expanding tool for machining the large-size cylindrical part as claimed in claim 2, wherein the ejector pin is of a two-stage stepped shaft structure, the large-diameter end of the ejector pin movably penetrates through the support cylinder (1), the small-diameter end of the ejector pin movably penetrates through the top plate (2), the contact assembly is sleeved with the jacking spring (4), and two ends of the jacking spring (4) are respectively abutted against the inner wall of the support cylinder (1) and the top plate (2).
4. The core expanding tool for machining the large-size cylindrical part as claimed in claim 1, wherein the adjusting assembly comprises a screw (6) with one end in threaded connection with the supporting cylinder (1) and the other end movably penetrating through the top plate (2) and then in threaded connection with the nut (5).
5. The core expanding tool for machining the large-size cylindrical part as claimed in claim 4, wherein the threaded hole on the support cylinder (1) matched with the screw rod (6) is a through hole, and one side of the support cylinder (1) close to the outer circumferential surface is an outward expanding conical hole.
6. The core expanding tool for machining the large-size cylindrical part as claimed in claim 1, further comprising a core shaft (7) coaxial with the support cylinder (1), wherein the core shaft (7) is a secondary stepped shaft, and a small-diameter end of the core shaft penetrates through the closed end of the support cylinder (1) and an inner hole of the support cylinder (1).
7. The core expanding tool for machining the large-size cylindrical part as claimed in any one of claims 1 to 6, wherein the core expanding unit comprises two contact assemblies (3).
8. The core expanding tool for processing the large-size cylindrical part as claimed in any one of claims 1 to 6, wherein the number of the core expanding units is four, and the core expanding units are distributed along the axis center of the support cylinder (1) symmetrically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122353116.1U CN216398064U (en) | 2021-09-27 | 2021-09-27 | Core expanding tool for processing large-size cylindrical part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122353116.1U CN216398064U (en) | 2021-09-27 | 2021-09-27 | Core expanding tool for processing large-size cylindrical part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216398064U true CN216398064U (en) | 2022-04-29 |
Family
ID=81295855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122353116.1U Active CN216398064U (en) | 2021-09-27 | 2021-09-27 | Core expanding tool for processing large-size cylindrical part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216398064U (en) |
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2021
- 2021-09-27 CN CN202122353116.1U patent/CN216398064U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231208 Address after: 454650 West Lifan Road, South Gaoxin Avenue, High tech Zone, Jiyuan City, Henan Province Patentee after: Jiyuan Xinshengda Machinery Equipment Co.,Ltd. Address before: 550009 facade 5, building 12, xinglongyuan, Southwest Ring Road, economic and Technological Development Zone, Guiyang, Guizhou Patentee before: GUIZHOU YIWEIXIN ELECTROMECHANICAL EQUIPMENT Co.,Ltd. |