CN220112763U - Concentric hole machining tool - Google Patents
Concentric hole machining tool Download PDFInfo
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- CN220112763U CN220112763U CN202320616384.4U CN202320616384U CN220112763U CN 220112763 U CN220112763 U CN 220112763U CN 202320616384 U CN202320616384 U CN 202320616384U CN 220112763 U CN220112763 U CN 220112763U
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- main frame
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- holes
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- 238000003754 machining Methods 0.000 title claims abstract description 33
- 125000006850 spacer group Chemical group 0.000 claims 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009434 installation Methods 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 relates to the field of concentric hole machining, in particular to a concentric hole machining tool, which is characterized by comprising the following components in parts by weight: the main frame is arranged on the workbench, a through opening is formed in the top surface of the main frame, connecting holes are formed in the periphery of the opening, fixing holes are formed in two sides of the opening, and the main frame is used for placing a workpiece; the bottom plate is arranged below the main frame; the cushion block is arranged in the main frame; the locking pieces are arranged on two sides of the main frame and used for fixing workpieces. The problem that when the concentric holes of the two end surfaces of the waist wheel are machined by the existing tool, the secondary machining is needed to be carried out by disassembling and changing the surface, and the precision of the concentric holes of the waist wheel is affected is solved, the beneficial effects that the concentric holes of the two end surfaces can be machined under the condition that the concentric holes are not disassembled are achieved, and the machining precision of a workpiece is ensured.
Description
Technical Field
The utility model relates to the field of concentric hole machining, in particular to a concentric hole machining tool.
Background
The precision and the stability of equipment need be ensured in the processing of waist wheel, avoid error and deviation to cause the influence to processingquality, and the precision requirement to processing is very high, needs suitable processing equipment and frock to realize to the finished product after the waist wheel processing is accomplished finally needs to carry out balanced check-up, and consequently processing procedure will directly influence the work load of follow-up dynamic balance check-up. Because the waist wheel is a special-shaped piece and has special requirements on the tool, the conventional fixed tool cannot be used.
The existing tool can only machine a single piece, the tool needs to be taken down after one face of the waist wheel is machined, the waist wheel is detached to change the face, the machining can be continued after the face is changed and reinstalled, but the position of the waist wheel cannot be guaranteed to be identical in the face changing process, and the accuracy of concentric holes machined twice can be different.
Therefore, a concentric hole machining tool is needed, and the problem that the existing tool needs to be disassembled and replaced for secondary machining when concentric holes on two end faces of a waist wheel are machined can be solved.
Disclosure of Invention
The utility model aims to provide a concentric hole machining tool, which can solve the problem that when the existing tool is used for machining concentric holes on two end surfaces of a waist wheel, the secondary machining is required to be performed by disassembling and changing the surfaces, and the precision of the concentric holes of the waist wheel is affected.
In order to achieve the above purpose, the embodiment of the present utility model adopts the following technical scheme: a concentric hole machining tool, comprising: the main frame is arranged on the workbench, a through opening is formed in the top surface of the main frame, connecting holes are formed in the periphery of the opening, fixing holes are formed in two sides of the opening, and the main frame is used for placing a workpiece; the bottom plate is arranged below the main frame, a cylinder is arranged on the top surface of the bottom plate, and a mounting hole is formed in the cylinder; the cushion block is arranged in the main frame, a notch is formed in the side face of the cushion block, and the cushion block is used for clamping a workpiece; the locking pieces are arranged on two sides of the main frame and are used for fixing a workpiece; the bottom plate cylinder is connected with the bottom of the main frame and limits the position of a workpiece, the cushion block is placed in the opening of the main frame and attached to one side of the main frame, the cushion block is pushed to move up and down in the main frame, the cushion block is aligned with the fixing hole of the main frame, and the locking piece is inserted into the fixing hole of the main frame and fixes the cushion block and the workpiece by screwing the locking piece.
Further, according to an embodiment of the present utility model, the main frame body is rectangular, and circular arcs are provided on both sides thereof.
Further, according to an embodiment of the present utility model, the main frame opening has two openings arranged on the left and right sides of the main frame, and are symmetrically arranged.
Further, according to an embodiment of the present utility model, the main frame opening is formed by two parts, the inner side of which is used for accommodating the workpiece, and the outer side of which is used for placing the cushion block.
Further, according to an embodiment of the present utility model, the pad has four.
Further, according to an embodiment of the present utility model, the pad is in a circular arc shape.
Further, according to an embodiment of the present utility model, one side of the circular arc is attached to the outer side of the opening of the main frame.
Further, according to an embodiment of the present utility model, the other side of the pad has two arc-shaped notches.
Further, according to the embodiment of the utility model, a step is arranged between the two arc-shaped notches to be attached to the workpiece.
Further, according to an embodiment of the present utility model, four locking members are provided for the screws.
In order to achieve the above purpose, the embodiment of the utility model also discloses a use method of the concentric hole machining tool, which comprises the following steps:
and (3) assembling: placing the bottom plate below the main frame, attaching the cylinder of the bottom plate to the bottom plate of the main frame, adjusting the bottom plate to align the mounting hole of the bottom plate with the connecting hole of the main frame, and fixing the bottom plate through screw connection;
placing: two waist wheels are respectively placed in two openings on the top surface of the main frame, and the bottoms of the two waist wheels are level with the bottom of the main frame;
clamping: placing cushion blocks in a gap left between the opening of the main frame and the waist wheel, respectively placing four cushion blocks in the opening of the main frame, limiting the waist wheel in the main frame, enabling the bottom of the waist wheel to be positioned between the bottom plate and the main frame, and pushing the cushion blocks to move to be aligned with the fixing holes of the main frame;
fixing: the locking pieces are respectively inserted into the fixing holes of the main frame, and the locking piece pressing cushion blocks are screwed down to enable the locking pieces to be tightly attached to the waist wheel, so that the waist wheel is fixed.
Compared with the prior art, the utility model has the following beneficial effects:
according to the waist wheel fixing tool, the bottom plate is fixed on the bottom surface of the main frame, the waist wheel is placed in the opening of the main frame, the four cushion blocks are respectively placed on the edges of the waist wheel, the cushion blocks are pushed to move up and down in the opening of the main frame to align with the fixing holes on two sides of the main frame, the position of the waist wheel is adjusted through the gap between the bottom plate and the main frame, a certain space is reserved between the bottom of the waist wheel and the bottom plate, then the locking piece is inserted into the fixing holes of the main frame, the locking piece is screwed to apply pressure to the cushion blocks, the waist wheel is further attached to the waist wheel to fix the waist wheel, the problem that when the concentric holes on two end surfaces of the waist wheel are machined in the conventional tool, secondary machining is needed to be carried out by disassembling and changing the surfaces, and the accuracy of the concentric holes on the two end surfaces is affected is achieved.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of a concentric hole machining tool according to an embodiment.
Fig. 2 is a top view of an embodiment main frame.
Fig. 3 is a schematic diagram of an embodiment pad.
In the accompanying drawings
1. Main frame 11, mounting cylinder 12, baffle
2. Bottom plate 3, cushion block 4 and locking piece
5. Waist wheel
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.
Embodiment one:
as shown in fig. 1-3, the utility model discloses a concentric hole machining tool, which is characterized by comprising: the device comprises a main frame 1, wherein the main frame 1 is arranged on a workbench, a through opening is formed in the top surface of the main frame 1, connecting holes are formed in the periphery of the opening, fixing holes are formed in two sides of the opening, and the main frame 1 is used for placing workpieces; the bottom plate 2 is arranged below the main frame 1, a cylinder is arranged on the top surface of the bottom plate 2, and a mounting hole is arranged in the cylinder; the cushion block 3 is arranged in the main frame 1, a notch is formed in the side face of the cushion block 3, and the cushion block 3 is used for clamping a workpiece; the locking pieces 4 are arranged on two sides of the main frame 1, and the locking pieces 4 are used for fixing workpieces; the cylinder of the bottom plate 2 is connected with the bottom of the main frame 1, the position of a workpiece is limited, the cushion block 3 is placed in an opening of the main frame 1 and attached to one side of the opening, the cushion block 3 is pushed to move up and down in the main frame 1, the cushion block 3 is aligned with a fixing hole of the main frame 1, the locking piece 4 is inserted into the fixing hole of the main frame 1, and the cushion block 3 and the workpiece are fixed by screwing the locking piece 4.
Specifically, the main frame 1 is composed of a rectangular main body and circular arcs arranged on two sides of the main body, two openings are arranged at the top of the main frame 1, and the openings are symmetrically arranged on the main frame 1 left and right. The connecting holes arranged around the opening are threaded holes, and six threaded holes are mainly used for length positioning or fixing the bottom plate 2.
Specifically, the through opening of the main frame 1 is formed by two parts, the inner side of the through opening is the appearance of the waist wheel 5, and the outer side of the through opening is an arc for placing the cushion block 3. The shape of the opening at the top and the shape of the opening at the bottom of the main frame 1 are different, the opening at the top of the main frame 1 is a complete graph formed by two sides, the opening at the bottom is an inner graph, a baffle 12 is arranged at the bottom and connected with the bottom of the main frame 1 and covers the outside of the opening, and the baffle 12 is used for helping the cushion block 3 to find the position of a fixing hole of the main frame 1 and preventing the cushion block 3 from accidentally sliding down. The baffle 12 can also cover the opening at the bottom of the main frame 1, so that the size of the opening is smaller than the shape of the waist wheel 5, the waist wheel 5 cannot fall from the main frame 1, a gap is reserved between the waist wheel and the bottom plate 2 all the time, and the concentric holes can be machined without changing the surfaces at one time without disassembling.
Specifically, the main frame 1 is further provided with two mounting cylinders 11, the two mounting cylinders 11 are respectively arranged at the front and the rear of the main frame 1, and the mounting cylinders 11 at the two sides are used for being matched with a chuck clamping and a center of a machining center to be used, so that the tool is fixed on a machine tool.
Specifically, the bottom plate 2 is square and can cover the opening at the bottom of the main frame 1, the top surface of the bottom plate 2 is provided with two cylinders, and the bottom surface of each cylinder is provided with a threaded hole corresponding to the connecting holes around the main frame 1; when in installation, the top surface of the cylinder is attached to the bottom surface of the main frame 1, and the bottom plate 2 is fixed at the bottom of the main frame 1 through screws; the waist wheel 5 is prevented from falling through the blocking of the bottom plate 2 when the waist wheel 5 is placed, the position of the waist wheel 5 can be manually adjusted through the gap between the bottom plate 2 and the main frame 1 during fixing, so that a space is reserved between the bottom of the waist wheel and the bottom plate 2, the problem that secondary machining can be influenced by secondary disassembly and surface replacement during machining can be solved, the problem that the precision of concentric holes of the waist wheel 5 is influenced by secondary machining is solved, the machining precision of workpieces is ensured under the condition that the waist wheel is not disassembled.
Specifically, the cushion block 3 has four cushion blocks and has a certain thickness, the cushion block 3 is in a circular arc shape, and one side of the circular arc is attached to the outer side of the opening of the main frame 1; the other side of the cushion block 3 is a plane, and is provided with two arc-shaped notches, a stepped notch is arranged between the two arc-shaped notches, and the shape of the cushion block is the same as that of the waist wheel 5, and the cushion block can be mutually attached to the side face of the waist wheel.
Specifically, the locking pieces 4 are screws, four locking pieces are arranged, and two locking pieces are respectively arranged at the left and right sides of the main frame 1 to lock the cushion block 3, so that the waist wheel 5 is fixed.
In summary, the utility model discloses a concentric hole machining tool, which is characterized in that a bottom plate 2 is fixed on the bottom surface of a main frame 1, two waist wheels 5 are respectively placed in openings of the main frame 1, four cushion blocks 3 are respectively placed on edges of the waist wheels 5, the cushion blocks 3 are pushed to move up and down in the openings of the main frame 1 to align with fixing holes on two sides of the main frame 1, the positions of the waist wheels 5 are adjusted through gaps between the bottom plate 2 and the main frame 1, a certain space is reserved between the bottom of the waist wheels 5 and the bottom of the bottom plate 2, then a locking piece 4 is inserted into the fixing holes of the main frame 1, and the locking piece 4 is screwed to apply pressure to the cushion blocks 3 to further attach the waist wheels 5 to fix the waist wheels 5.
Embodiment two:
the utility model also discloses a use method of the concentric hole machining tool, which comprises the following steps:
and (3) assembling: placing the bottom plate 2 below the main frame 1, attaching the column of the bottom plate 2 to the bottom plate 2 of the main frame 1, adjusting the mounting hole of the bottom plate 2 to align with the connecting hole of the main frame 1, and fixing the bottom plate 2 through screw connection;
placing: two waist wheels 5 are respectively placed in two openings on the top surface of the main frame 1, and the bottoms of the two waist wheels are level with the bottom of the main frame 1;
clamping: placing cushion blocks 3 in gaps left between openings of a main frame 1 and waist wheels 5, respectively placing four cushion blocks 3 in the openings of the main frame 1, limiting the waist wheels 5 in the main frame 1, enabling the bottoms of the waist wheels 5 to be positioned between a bottom plate 2 and the main frame 1, and pushing the cushion blocks 3 to move to be aligned with fixing holes of the main frame 1;
fixing: the locking pieces 4 are respectively inserted into the fixing holes of the main frame 1, and the cushion blocks 3 are tightly pressed by tightening the locking pieces 4, so that the cushion blocks are tightly attached to the waist wheel 5, and the waist wheel 5 is fixed.
While the foregoing describes illustrative embodiments of the present utility model so that those skilled in the art may understand the present utility model, the present utility model is not limited to the specific embodiments, and all applications and creations utilizing the inventive concepts are within the scope of the present utility model as long as the modifications are within the spirit and scope of the present utility model as defined and defined in the appended claims to those skilled in the art.
Claims (10)
1. The utility model provides a concentric hole processing frock which characterized in that includes:
the main frame is arranged on the workbench, a through opening is formed in the top surface of the main frame, connecting holes are formed in the periphery of the opening, fixing holes are formed in two sides of the opening, and the main frame is used for placing a workpiece;
the bottom plate is arranged below the main frame, a cylinder is arranged on the top surface of the bottom plate, and a mounting hole is formed in the cylinder; the cushion block is arranged in the main frame, a notch is formed in the side face of the cushion block, and the cushion block is used for clamping a workpiece;
the locking pieces are arranged on two sides of the main frame and used for fixing the workpiece;
the bottom plate cylinder with body frame bottom connecting hole limits the position of work piece, will the cushion is placed in the body frame opening is laminated rather than one side, promotes the cushion reciprocates in the body frame, makes it with body frame fixed orifices aligns, the retaining member inserts in the body frame fixed orifices will through tightening the retaining member cushion and work piece are fixed.
2. The tooling for machining concentric holes according to claim 1, wherein the main frame body is rectangular and is provided with circular arcs on both sides thereof.
3. The tooling for machining the concentric holes according to claim 1, wherein the openings of the main frame are symmetrically arranged on the left and right sides of the main frame.
4. A concentric hole machining tool according to claim 3, wherein the main frame opening is formed by two parts, the inner side of which is used for accommodating the workpiece and the outer side of which is used for placing the cushion block.
5. The tooling of claim 1, wherein the spacer has four pads.
6. The tooling for machining concentric holes of claim 1, wherein the spacer is circular arc shaped.
7. The tooling for machining the concentric holes of claim 6, wherein one side of the circular arc is attached to the outside of the opening of the main frame.
8. The tooling for machining the concentric holes of claim 7, wherein the other side of the spacer has two arcuate notches.
9. The tooling for machining the concentric holes of claim 8, wherein a step is provided between the two arcuate notches to engage the workpiece.
10. The tooling for machining the concentric holes of claim 1, wherein four locking members are provided for the screws.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320616384.4U CN220112763U (en) | 2023-03-27 | 2023-03-27 | Concentric hole machining tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320616384.4U CN220112763U (en) | 2023-03-27 | 2023-03-27 | Concentric hole machining tool |
Publications (1)
Publication Number | Publication Date |
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CN220112763U true CN220112763U (en) | 2023-12-01 |
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ID=88889136
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202320616384.4U Active CN220112763U (en) | 2023-03-27 | 2023-03-27 | Concentric hole machining tool |
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CN (1) | CN220112763U (en) |
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2023
- 2023-03-27 CN CN202320616384.4U patent/CN220112763U/en active Active
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