CN210060490U - Fixing device and boring device - Google Patents
Fixing device and boring device Download PDFInfo
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- CN210060490U CN210060490U CN201921003728.4U CN201921003728U CN210060490U CN 210060490 U CN210060490 U CN 210060490U CN 201921003728 U CN201921003728 U CN 201921003728U CN 210060490 U CN210060490 U CN 210060490U
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- 238000003825 pressing Methods 0.000 claims abstract description 28
- 238000003754 machining Methods 0.000 claims abstract description 25
- 230000008878 coupling Effects 0.000 claims 3
- 238000010168 coupling process Methods 0.000 claims 3
- 238000005859 coupling reaction Methods 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a fixing device and bore hole processingequipment belongs to finish machining technical field. The fixing device comprises a base, a positioning mandrel, a pressing plate and a first threaded fastener; be formed with the locating hole on the base and a plurality of frock hole around the locating hole, the frock hole is used for cooperating with the rough machining hole of work piece, the positioning core axle sets up in one side of base, and the centre bore and the coaxial setting of locating hole of positioning core axle, the positioning core axle is used for fixing a position the work piece, the clamp plate is used for keeping away from the one end butt of positioning core axle with the work piece, the one end of first threaded fastener is connected in the lathe workstation, the other end passes the locating hole in proper order, the centre bore of positioning core axle, work piece and clamp plate are connected with the nut. The boring machining device comprises the fixing device and a machine tool workbench, a clamping groove is formed in the machine tool workbench, and one end of a first threaded fastener of the fixing device is clamped with the clamping groove.
Description
Technical Field
The utility model relates to a finish machining technical field particularly, relates to a fixing device and bore hole processingequipment.
Background
With the continuous development of the industry in China, the machining precision of various workpieces is gradually required to be higher in the field of machining. The return disc is used as a disc-shaped component in the plunger pump, and a plurality of plunger holes need to be processed on the surface of the return disc so as to be convenient for connecting the plungers.
In general, in plunger hole machining of a return disc, a return disc workpiece is roughly machined to form a hole, and then the hole is bored to form a plunger hole with relatively high precision and relatively low surface roughness. When the return disc workpiece is bored, the return disc workpiece needs to be accurately positioned so as to avoid the defects that the shape of a plunger hole formed after boring processing is deviated or the axis of the plunger hole is deflected and the like.
At present, a return disc machining device generally positions a return disc workpiece by using a positioning mandrel, and fixes the return disc workpiece by matching a threaded hole of the positioning mandrel with a screw. However, in the process of screwing the screw, when the screwing force is small, the return stroke disc workpiece is not firmly fixed, and when the screwing force is increased, the screwing force is difficult to control, so that the situation of large screwing force often occurs, and the mandrel is deviated under the acting force of the screw to influence the positioning of the workpiece.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fixing device and bore hole processingequipment can carry out better fixed to the work piece to reduce the probability that the skew appears in the in-process positioning core axle of fixed work piece.
The embodiment of the utility model is realized like this:
the utility model discloses an aspect of the embodiment provides a fixing device for fixed work piece on the lathe workstation, include: the device comprises a base, a positioning mandrel, a pressing plate and a first threaded fastener; be formed with the locating hole on the base and a plurality of frock hole around the locating hole, the frock hole is used for cooperating with the rough machining hole of work piece, the positioning core axle sets up in one side of base, and the centre bore and the coaxial setting of locating hole of positioning core axle, the positioning core axle is used for fixing a position the work piece, the clamp plate is used for keeping away from the one end butt of positioning core axle with the work piece, the one end of first threaded fastener is connected in the lathe workstation, the other end passes the locating hole in proper order, the centre bore of positioning core axle, work piece and clamp plate are connected with the nut.
Optionally, the tool holes are through holes, a chip removal port is further formed in one side, away from the positioning core shaft, of the base, and the chip removal port is communicated with the plurality of tool holes respectively.
Optionally, the fixing device further comprises a positioning pin, and the positioning pin penetrates through a rough machining hole of the workpiece and a tooling hole corresponding to the rough machining hole so as to limit the workpiece.
Optionally, the first threaded fastener is a bolt, a bolt head of the bolt is clamped to the machine tool workbench, and a stud of the bolt is connected with the nut.
Optionally, a fixing hole is further formed in the base, a second threaded fastener penetrates through the fixing hole, one end of the second threaded fastener is connected with the machine tool workbench, and the other end of the second threaded fastener is connected with a nut used for fixing the base and the machine tool workbench.
Optionally, the pressure plate is formed with a notch and a connecting hole, the notch is communicated with the connecting hole, and the first threaded fastener is arranged through the connecting hole through the notch.
Optionally, the positioning mandrel is embedded in the base, and the end portion of the positioning mandrel is exposed out of the surface of the base.
Optionally, the positioning mandrel is connected to the base by screws.
The utility model discloses on the other hand of embodiment provides a bore hole processingequipment, include: the fixing device further comprises a machine tool workbench, a clamping groove is formed in the machine tool workbench, and one end of the first threaded fastener of the fixing device is clamped with the clamping groove.
Optionally, the plurality of clamping grooves are arranged in parallel, and the plurality of clamping grooves are clamped with the first threaded fasteners of the plurality of fixing devices respectively.
The utility model discloses beneficial effect includes:
an embodiment of the utility model provides a pair of fixing device, including base, positioning core axle, clamp plate and first threaded fastener. The base is provided with a positioning hole and a plurality of tool holes arranged around the positioning hole, the positioning mandrel is arranged on the base, and the center hole of the positioning mandrel is aligned with the positioning hole of the base (coaxially arranged). Because the positioning mandrel can position the workpiece through clearance fit with the workpiece, the center of the workpiece can correspond to the center hole of the positioning mandrel, and therefore after the workpiece is placed on the positioning mandrel, rough machining holes in the workpiece can correspond to tool holes in the base respectively through positioning of the positioning mandrel, and a tool bit of a machine tool can be conveniently matched with the tool holes to bore the rough machining holes in the workpiece. The pressing plate is abutted to one side, far away from the positioning mandrel, of the workpiece, one end of the first threaded fastener is connected to the machine tool workbench, the other end of the first threaded fastener sequentially penetrates through the positioning hole of the base, the center hole of the positioning mandrel, the workpiece and the pressing plate and is connected with the nut, the nut is screwed, pressing force of the nut on the pressing plate is utilized to enable the pressing plate to be tightly pressed with the workpiece, the workpiece can be well fixed, and the fixing device can be fixed to the machine tool workbench through connection of the first threaded fastener and the machine tool workbench. When the workpiece is fixed, the force applied by the nut screwing operation is transmitted to the machine tool workbench through the first threaded fastener, so that the influence on the positioning mandrel is small, the positioning mandrel is not prone to shifting caused by the nut screwing operation, when the workpiece is fixed, the positioning mandrel is not prone to shifting even if the nut screwing force is large, the frequency of shifting of the positioning mandrel in the process of fixing the workpiece is reduced, and therefore the accuracy (positioning precision) of the workpiece positioning by the fixing device during boring machining of the workpiece is improved.
The embodiment of the utility model provides a pair of bore hole processingequipment, including foretell fixing device, still include the lathe workstation, be formed with the draw-in groove on the lathe workstation, fixing device's a threaded fastener and draw-in groove joint make fixing device can be more convenient fixed setting on adding the lathe workstation through this mode. The boring device adopts the fixing device, can accurately position and well fix the workpiece, and thus improves the precision of boring the workpiece.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a fixing device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a base of a fixing device according to an embodiment of the present invention;
fig. 3 is a second schematic structural view of a base of the fixing device according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a pressing plate of the fixing device according to an embodiment of the present invention.
Icon: 110-a base; 111-locating holes; 112-tooling holes; 113-chip removal port; 120-positioning the mandrel; 130-a platen; 131-a cut; 132-a connection hole; 140-a first threaded fastener; 150-a locating pin; 160-fixing holes; 161-a second threaded fastener; 210-machine tool table.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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, as 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 accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment of the present invention provides a fixing device for fixing a workpiece on a machine tool workbench 210, as shown in fig. 1, including a base 110, a positioning mandrel 120, a pressing plate 130, and a first threaded fastener 140; referring to fig. 2 and 3, a positioning hole 111 and a plurality of tooling holes 112 surrounding the positioning hole 111 are formed in the base 110, the tooling holes 112 are used for being matched with rough machining holes of a workpiece, the positioning mandrel 120 is disposed on one side of the base 110, a central hole of the positioning mandrel 120 is coaxially disposed with the positioning hole 111, the positioning mandrel 120 is used for positioning the workpiece, the pressing plate 130 is used for being abutted against one end of the workpiece far away from the positioning mandrel 120, one end of the first threaded fastener 140 is connected to the machine tool workbench 210, and the other end of the first threaded fastener sequentially penetrates through the positioning hole 111, the central hole of the positioning mandrel 120, the workpiece and the pressing plate 130 and is connected with a nut, so.
In use, one end of the first threaded fastener 140 may be attached to the machine table 210 and the first threaded fastener 140 may be perpendicular to the machine table 210. Then, the base 110 is arranged on the machine tool workbench 210, the first threaded fastener 140 penetrates through the positioning hole 111 of the base 110, the positioning mandrel 120 is arranged on the base 110, the first threaded fastener 140 penetrates through the central hole of the positioning mandrel 120, the central hole and the positioning hole 111 are coaxially arranged, the workpiece is arranged on the positioning mandrel 120, the first threaded fastener 140 penetrates through the workpiece, the workpiece is positioned through clearance fit of the positioning mandrel 120 and the workpiece, and rough machining holes in the workpiece can correspond to the tool holes 112, so that the workpiece can be positioned by the fixing device. The pressing plate 130 is abutted against the workpiece, the first threaded fastener 140 penetrates through the pressing plate 130, and finally, a nut is arranged at one end, penetrating through the pressing plate 130, of the first threaded fastener 140, and is screwed down, so that the pressing plate 130 can be pressed against the workpiece, and the workpiece can be firmly fixed by the fixing device. Therefore, the workpiece can be accurately positioned, the workpiece is kept static relative to the fixing device and the machine tool workbench 210 in the boring processing process, the boring processing precision of the workpiece is improved, and the qualified rate of finished workpieces is improved.
First, the positioning core shaft 120 is a shaft-like member whose end portion can be fitted with a clearance to a workpiece (an insert structure in which the end portion of the positioning core shaft 120 is removably fitted to the center of the workpiece, or the like) to position the workpiece.
Second, the inner diameter of the positioning hole 111 formed on the base 110 is generally slightly larger than that of the first threaded fastener 140, so that the first threaded fastener 140 can perform a good limiting function on the base 110, and the base 110 is prevented from sliding on the machine tool workbench 210. Of course, in the embodiment of the present invention, the inner diameter of the positioning hole 111 may be set to other dimensions as long as the first threaded fastener 140 can pass through the positioning hole 111.
Third, the first threaded fastener 140 may be a bolt, a screw, a stud, or the like, and is not particularly limited as long as it can be a nut-fit connection. Also, the first threaded fastener 140 may be welded, bonded, clamped, etc. to the machine tool table 210, and is not limited herein.
The embodiment of the utility model provides a fixing device, including base 110, positioning core axle 120, clamp plate 130 and first threaded fastener 140. The base 110 is formed with a positioning hole 111 and a plurality of tooling holes 112 disposed around the positioning hole 111, the positioning mandrel 120 is disposed on the base 110, and the center hole of the positioning mandrel 120 and the positioning hole 111 of the base 110 are aligned with each other (coaxially disposed). Because the positioning mandrel 120 can position the workpiece through clearance fit with the workpiece, so that the center of the workpiece can correspond to the center hole of the positioning mandrel 120, after the workpiece is placed on the positioning mandrel 120, rough machining holes in the workpiece can respectively correspond to the tool holes 112 in the base 110 through positioning of the positioning mandrel 120, and a tool bit of a machine tool can be conveniently matched with the tool holes 112 to bore the rough machining holes in the workpiece. Since the pressing plate 130 is abutted against the side of the workpiece away from the positioning core shaft 120, one end of the first threaded fastener 140 is connected to the machine tool table 210, and the other end of the first threaded fastener 140 passes through the positioning hole 111 of the base 110, the center hole of the positioning core shaft 120, the workpiece, and the pressing plate 130 in this order and is connected to the nut, the pressing force of the nut against the pressing plate 130 is used to press the pressing plate 130 against the workpiece by tightening the nut, the workpiece can be well fixed, and the fixing device can be fixed to the machine tool table 210 by connecting the first threaded fastener 140 to the machine tool table 210. When the workpiece is fixed, the force applied by the nut screwing operation is transmitted to the machine tool workbench 210 through the first threaded fastener 140, so that the positioning mandrel 120 is less affected and is not easy to deviate due to the nut screwing operation, and when the workpiece is fixed, even if the nut screwing force is high, the positioning mandrel 120 is not easy to deviate, so that the frequency of deviation of the positioning mandrel 120 in the process of fixing the workpiece is reduced, and the accuracy (positioning precision) of the workpiece positioning by the fixing device during boring processing of the workpiece is improved.
Optionally, as shown in fig. 1 and fig. 3, the tooling holes 112 are through holes, a chip removal port 113 is further formed on one side of the base 110 away from the positioning core shaft 120, and the chip removal port 113 is respectively communicated with the plurality of tooling holes 112.
Set up tool hole 112 into the through-hole, and one side of keeping away from location dabber 120 at base 110 forms chip removal mouth 113, through the chip removal mouth 113 with tool hole 112 intercommunication, can collect and discharge the iron fillings that produce in the work piece bore hole course of working etc., reduce the accumulation of iron fillings etc. in tool hole 112, reduce the iron fillings clearance degree of difficulty, and reduced the frequency to the iron fillings clearance in tool hole 112, reduce because the iron fillings that produce splashes when clearing up tool hole 112 cause the risk of injury to operating personnel.
Optionally, as shown in fig. 1, the fixing device further includes a positioning pin 150, and the positioning pin 150 passes through the rough machining hole of the workpiece and the tooling hole 112 corresponding to the rough machining hole to limit the workpiece.
The positioning pin 150 passes through the rough machining hole of the workpiece and the corresponding tool hole 112 to limit the workpiece, so that the workpiece is prevented from deviating or rotating in the boring machining process. And, can assist the location dabber 120 to fix a position the work piece to the rough machining hole on the work piece can with each frock hole 112 quick one-to-one correspondence.
Alternatively, as shown in fig. 1, the first threaded fastener 140 is a bolt, a bolt head of the bolt is clamped on the machine tool table 210, and a stud of the bolt is connected with a nut.
The first threaded fastener 140 is a bolt, and the bolt head of the bolt can be quickly connected with the machine tool workbench 210 in a clamping manner, so that the convenience of connecting the fixing device with the machine tool workbench 210 is improved, and the base 110 of the fixing device can be conveniently replaced or the position of the base 110 of the fixing device can be conveniently moved.
Optionally, as shown in fig. 1 and fig. 3, a fixing hole 160 is further formed on the base 110, a second threaded fastener 161 is inserted into the fixing hole 160, one end of the second threaded fastener 161 is connected with the machine tool table 210, and the other end of the second threaded fastener is connected with a nut for fixing the base 110 with the machine tool table 210.
The base 110 can be further firmly fixed to the machine tool table 210 by the second screw fasteners 161 inserted into the fixing holes 160 through the fixing holes 160 formed in the base 110. The second threaded fastener 161 may be a bolt, a screw, a stud, etc., and is not limited herein. And the second threaded fastener 161 and the machine tool table 210 can be in threaded connection, clamping connection, welding connection and the like, and are not limited in particular here. When the first threaded fastener 140 and the second threaded fastener 161 are connected to the machine tool table 210 in a snap-fit manner, the first threaded fastener 140 and the second threaded fastener 161 may have the same structure, and a plurality of slots may be provided in the machine tool table 210, so that the fixing device may be mounted at a plurality of positions on the machine tool table 210 according to different combinations of the slots. The fixing holes 160 may be one or more, and for example, two fixing holes 160 are provided, and two fixing holes 160 are arranged symmetrically with respect to the positioning hole 111 on the base 110.
Alternatively, as shown in fig. 4, a cut 131 and a connection hole 132 are formed on the pressing plate 130, the cut 131 is communicated with the connection hole 132, and the first threaded fastener 140 may be inserted into the connection hole 132 through the cut 131.
A notch 131 and a connecting hole 132 are provided on the pressure plate 130, and the first threaded fastener 140 can be inserted into the connecting hole 132 through the notch 131, that is, the pressure plate 130 can be inserted onto the first threaded fastener 140 along the radial direction of the first threaded fastener 140, so that it is inserted onto the pressure plate 130 (similar to a weight of a floor scale).
The pressing plate 130 is configured as described above, so that the pressing plate 130 can be more conveniently detached from the fixing device.
Optionally, as shown in fig. 1, the positioning core shaft 120 is embedded in the base 110 and the end portion is exposed on the surface of the base 110.
The positioning mandrel 120 is embedded in the base 110, and the end of the positioning mandrel 120 is exposed out of the surface of the base 110, so that the positioning mandrel 120 can be better fixed on the base 110, and the positioning mandrel 120 is convenient to mount and position on the base 110, so that the central hole of the positioning mandrel 120 and the positioning hole 111 of the base 110 are coaxially arranged. Correspondingly, a corresponding accommodating structure (marked in the drawings) is formed on the base 110 to be in embedded fit with the positioning core shaft 120, and at this time, the positioning hole 111 on the base 110 is located at the bottom of the accommodating structure. The end of the positioning mandrel 120 that leaks out of the surface of the base 110 is used to cooperate with a workpiece to position the workpiece.
Alternatively, as shown in fig. 1, the positioning mandrel 120 is connected to the base 110 by screws.
The positioning mandrel 120 is connected to the base 110 by screws, so that the connection between the positioning mandrel 120 and the base 110 is more secure.
The embodiment of the utility model provides a another aspect provides a bore hole processingequipment, as shown in figure 1, include: the fixing device further comprises a machine tool workbench 210, wherein a clamping groove is formed in the machine tool workbench 210, and one end of the first threaded fastener 140 of the fixing device is clamped with the clamping groove.
A clamping groove is formed in the machine tool workbench 210, the first threaded fastener 140 of the fixing device is clamped with the clamping groove, and the fixing device can be fixedly arranged on the machining workbench more conveniently and rapidly in the mode. The boring device adopts the fixing device, can accurately position and well fix the workpiece, and thus improves the precision of boring the workpiece.
Optionally, a plurality of slots are arranged in parallel, and the plurality of slots are correspondingly clamped with the first threaded fasteners 140 of the plurality of fixing devices, respectively.
The plurality of clamping grooves are formed in the machine tool workbench 210, so that the machine tool workbench 210 can be simultaneously provided with a plurality of fixing devices, and the working efficiency of the boring device is improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fixture for securing a workpiece to a machine tool table, comprising: the device comprises a base, a positioning mandrel, a pressing plate and a first threaded fastener; the base is provided with a positioning hole and a plurality of tool holes surrounding the positioning hole, the tool holes are used for being matched with rough machining holes of workpieces, the positioning mandrel is arranged on one side of the base, a center hole of the positioning mandrel is coaxially arranged with the positioning hole, the positioning mandrel is used for positioning the workpieces, the pressing plate is used for being far away from the workpieces, one end of the pressing plate is abutted to one end of the positioning mandrel, one end of the first threaded fastener is connected to the machine tool workbench, and the other end of the first threaded fastener sequentially penetrates through the positioning hole, the center hole of the positioning mandrel, the workpieces and the pressing plate and is connected with a nut, so that the pressing plate is tightly pressed with the workpieces.
2. The fixing device according to claim 1, wherein the tooling holes are through holes, and a chip removal port is further formed on one side of the base away from the positioning mandrel and is respectively communicated with the plurality of tooling holes.
3. The fixture of claim 1, further comprising a locating pin that passes through a rough bore of the workpiece and a tooling hole corresponding to the rough bore to limit the workpiece.
4. The fixture according to claim 1, wherein the first threaded fastener is a bolt, a head of the bolt is engaged with the machine tool table, and a stud of the bolt is coupled with the nut.
5. The fixing device as claimed in claim 1, wherein the base further has a fixing hole, a second threaded fastener is inserted into the fixing hole, one end of the second threaded fastener is connected to the machine tool table, and the other end of the second threaded fastener is connected to a nut for fixing the base to the machine tool table.
6. The fixing device as claimed in claim 1, wherein the pressure plate is formed with a cutout and a coupling hole, the cutout is in communication with the coupling hole, and the first screw fastener is inserted into the coupling hole through the cutout.
7. The fastening device of claim 1, wherein the positioning core is embedded in the base and has an end exposed from a surface of the base.
8. The fixture of claim 7, wherein the positioning mandrel is coupled to the base by a screw.
9. A boring device comprising the fixing device according to any one of claims 1 to 8, and further comprising a machine tool table formed with a catching groove, one end of the first threaded fastener of the fixing device being caught in the catching groove.
10. A boring device as claimed in claim 9, wherein a plurality of said slots are provided in parallel, and a plurality of said slots are engaged with the first threaded fasteners of a plurality of said fixing means, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921003728.4U CN210060490U (en) | 2019-06-28 | 2019-06-28 | Fixing device and boring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921003728.4U CN210060490U (en) | 2019-06-28 | 2019-06-28 | Fixing device and boring device |
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| Publication Number | Publication Date |
|---|---|
| CN210060490U true CN210060490U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921003728.4U Active CN210060490U (en) | 2019-06-28 | 2019-06-28 | Fixing device and boring device |
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| CN (1) | CN210060490U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110153753A (en) * | 2019-06-28 | 2019-08-23 | 杭州力龙液压有限公司 | Fixed device and Boring device |
| CN115922384A (en) * | 2022-11-23 | 2023-04-07 | 贵阳华烽有色铸造有限公司 | A Fixture for Finishing Cast Aluminum Shell |
-
2019
- 2019-06-28 CN CN201921003728.4U patent/CN210060490U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110153753A (en) * | 2019-06-28 | 2019-08-23 | 杭州力龙液压有限公司 | Fixed device and Boring device |
| CN115922384A (en) * | 2022-11-23 | 2023-04-07 | 贵阳华烽有色铸造有限公司 | A Fixture for Finishing Cast Aluminum Shell |
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