CN211439036U - Bent axle hole adds clamping apparatus - Google Patents
Bent axle hole adds clamping apparatus Download PDFInfo
- Publication number
- CN211439036U CN211439036U CN201922199711.7U CN201922199711U CN211439036U CN 211439036 U CN211439036 U CN 211439036U CN 201922199711 U CN201922199711 U CN 201922199711U CN 211439036 U CN211439036 U CN 211439036U
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- CN
- China
- Prior art keywords
- fixing
- plate
- supporting plate
- crankshaft
- annular
- 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.)
- Expired - Fee Related
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- 238000003754 machining Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Abstract
The utility model discloses a crankshaft hole machining clamp, which relates to the technical field of crankshaft machining equipment, and comprises a bracket, a workbench, a rotary supporting mechanism and a driving mechanism, wherein the workbench is arranged on the upper surface of the supporting mechanism, the driving mechanism is arranged on the workbench, and the driving mechanism drives the rotary supporting mechanism; the rotary supporting mechanism comprises a supporting plate, a first elastic gasket, a fixed rod, an annular fixed ring, a fixed plate and a clamping mechanism, the supporting plate is arranged in the middle of the upper surface of the workbench, the driving mechanism drives the supporting plate, a first groove is formed in the middle of the upper surface of the supporting plate, the first elastic gasket is arranged in the first groove, one end of the fixed rod is connected with the outer edge of the upper surface of the supporting plate, and the annular fixed ring is connected with the other end of the fixed rod through a screw; the fixed plate sets up the inboard at annular retainer plate, fixture sets up the lower extreme at the fixed plate. The installation and the disassembly are convenient and the efficiency is high.
Description
Technical Field
The utility model relates to bent axle machining equipment technical field especially involves a bent axle hole adds clamping apparatus.
Background
In the machining process of the crankshaft, the gear journal threaded hole, the straight oil hole, the inclined oil hole and the like of the crankshaft need to be drilled, reamed, tapped, chamfered and the like, and the radial translation freedom degree of the crankshaft is limited by the clamp of the crankshaft by taking the outer circular surface of the main journal as a reference surface.
The existing crankshaft processing device is in linear contact with a crankshaft main journal so as to fix the crankshaft, the contact area of the fixing mode is small, and the outer circular surface of the crankshaft main journal is easily damaged due to overlarge pressure intensity of the contact position.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bent axle hole adds clamping apparatus for solve above-mentioned technical problem.
The utility model adopts the technical scheme as follows:
the crankshaft hole machining clamp comprises a support, a workbench, a rotary supporting mechanism and a driving mechanism, wherein the workbench is arranged on the upper surface of the support, the driving mechanism is arranged on the workbench, and the driving mechanism drives the rotary supporting mechanism;
the rotation support mechanism includes:
the supporting plate is arranged in the middle of the upper surface of the workbench and is rotationally connected with the upper surface of the workbench, the driving mechanism drives the supporting plate, and a first groove is formed in the middle of the upper surface of the supporting plate;
the first elastic gasket is arranged in the first groove and is positioned on the inner wall of the lower side of the first groove;
one end of the fixing rod is connected with the outer edge of the upper surface of the supporting plate, and the fixing rod is perpendicular to the upper surface of the supporting plate;
the annular fixing ring is positioned on the upper side of the supporting plate and is connected with the other end of the fixing rod through a screw;
the fixing plate is arranged on the inner side of the annular fixing ring, and the outer edge of the fixing plate is connected with the inner side wall of the annular fixing ring through a plurality of reinforcing plates;
and the clamping mechanism is arranged at the lower end of the fixed plate.
Preferably, the rotary table further comprises a rotary shaft, the middle of the upper surface of the working table is provided with the rotary shaft, the middle of the lower surface of the supporting plate is provided with a clamping groove, and the rotary shaft is inserted into the clamping groove.
As a further preferred option, the rotary supporting mechanism further comprises a plurality of balls, the outer edge of the lower surface of the supporting plate is uniformly provided with a plurality of balls, the middle part of the upper surface of the workbench is provided with an annular sliding groove, the annular sliding groove is arranged at the outer edge of the rotating shaft, and the balls are respectively arranged in the annular sliding groove.
As a further preference, the support plate is circular in cross-section.
As a further preference, the outer edge of the supporting plate is provided with gear teeth.
As a further preferred option, the driving mechanism includes a driving motor, a transmission shaft and a driving gear, the driving motor is located on the lower surface of the workbench, the driving gear is disposed on the upper surface of the workbench, the driving gear is located on one side of the supporting plate, gear teeth of the driving gear are meshed with the gear teeth in the supporting plate, and the driving motor drives the driving gear through the transmission shaft.
As a further preferred option, still include the fixed pin, be equipped with a first fixed orifices in the backup pad, the fixed pin is inserted and is established extremely in the first fixed orifices, the upper surface of workstation is equipped with a plurality of second fixed orifices, and is a plurality of the second fixed orifices is annular array, and is a plurality of the second fixed orifices is located annular spout with between the axis of rotation.
Preferably, the clamping device further comprises a locking bolt, and the clamping device is connected with the lower surface of the fixing plate through the locking bolt.
The technical scheme has the following advantages or beneficial effects:
in the utility model, through the arrangement of the rotary supporting mechanism and the driving structure, the rotation of the crankshaft can be realized in the processing process, the multidirectional processing of the crankshaft is realized, the arranged clamping mechanism and the first elastic gasket are used for fixing the outer circular surface of the crankshaft main journal, the contact area with the outer circular surface of the crankshaft main journal can be increased, and the protection of the outer circular surface of the crankshaft main journal is realized; the annular fixing ring is detachably connected with the fixing rod, so that the crankshaft can be conveniently mounted and dismounted, and the production efficiency can be improved.
Drawings
FIG. 1 is a perspective view of a crankshaft hole machining jig according to the present invention;
FIG. 2 is a perspective view of the worktable of the present invention;
FIG. 3 is a front view of the rotation support mechanism of the present invention;
fig. 4 is a perspective view of the clamping mechanism of the present invention.
In the figure: 1. a support; 2. a work table; 3. a rotation support mechanism; 301. a support plate; 302. a first groove; 303. a first resilient pad; 304. fixing the rod; 305. an annular retainer ring; 306. a fixing plate; 307. a reinforcing plate; 308. a clamping mechanism; 3081. a first splint; 3082. a second splint; 3083. a notch; 3084. a second resilient pad; 3085. adjusting the screw rod; 309. a ball bearing; 4. a rotating shaft; 5. an annular chute; 6. a drive motor; 7. a driving gear; 8. a fixing pin; 9. a second fixing hole; 10. a locking bolt; 11. a crankshaft.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is the utility model discloses a bent axle hole adds clamping apparatus's perspective view, fig. 2 is the utility model discloses in the perspective view of workstation, fig. 3 is the utility model discloses in rotatory supporting mechanism main view, fig. 4 is the utility model discloses in clamping mechanism's perspective view, please see that fig. 1 to fig. 4 are shown, show the embodiment of a preferred, a bent axle hole adds clamping apparatus who shows, including support 1, still include workstation 2, rotatory supporting mechanism 3 and actuating mechanism, workstation 2 sets up the upper surface at support 1, and actuating mechanism sets up on workstation 2, and actuating mechanism drives rotatory supporting mechanism 3.
The rotation support mechanism 3 includes:
the supporting plate 301 is arranged in the middle of the upper surface of the workbench 2, the supporting plate 301 is rotatably connected with the upper surface of the workbench 2, the driving mechanism drives the supporting plate 301, and a first groove 302 is formed in the middle of the upper surface of the supporting plate 301.
A first elastic pad 303, the first elastic pad 303 is disposed in the first groove 302, and the first elastic pad 303 is located on the lower inner wall of the first groove 302.
And a fixing rod 304, one end of the fixing rod 304 is connected with the outer edge of the upper surface of the supporting plate 301, and the fixing rod 304 is perpendicular to the upper surface of the supporting plate 304.
And an annular fixing ring 305, the annular fixing ring 305 being located at an upper side of the support plate 301, and the annular fixing ring 305 being connected to the other end of the fixing rod 304 by a screw (not shown).
A fixing plate 306, the fixing plate 306 is disposed inside the annular fixing ring 305, and the outer edge of the fixing plate 306 is connected with the inner side wall of the annular fixing ring 305 through a plurality of reinforcing plates 307.
A clamping mechanism 308, the clamping mechanism 308 being disposed at a lower end of the fixed plate 306. As shown in fig. 4, the clamping mechanism 308 in this embodiment includes a first clamping plate 3081, a second clamping plate 3082, an adjusting screw 3085, and a second elastic washer 3084, where the first clamping plate 3081 and the second clamping plate 3082 are both semicircular, and a side surface of the first clamping plate 3081 along a diameter direction thereof is connected with a side surface of the second clamping plate 3082 along a diameter thereof to form a circular plate-shaped structure. The first clamping plate 3081 and the second clamping plate 3082 are respectively provided with a semicircular notch 3083, the inner wall of each notch 3083 is respectively provided with a second elastic gasket 3084, and the first clamping plate 3081 and the second clamping plate 3082 are connected through two adjusting screws 3085. The notch 3083 in this embodiment is used to fix the outer circumferential surface of the crankshaft main journal, and the second elastic washer 3084 is used to protect the outer circumferential surface of the crankshaft main journal, when the crankshaft 11 needs to be fixed, the outer circumferential surface of the main journal at the other end of the crankshaft 11 is inserted into the two notches 3083, and the first clamping plate 3081 and the second clamping plate 3082 clamp the crankshaft 11 by rotating the adjusting screw 3085. In this embodiment, the outer circumferential surface of the main journal at one end of the crankshaft 11 is inserted into the first groove 302, the outer circumferential surface of the main journal at the other end of the crankshaft 11 is clamped by the clamping mechanism 308, and the first elastic gasket 303 is arranged to protect the outer circumference of the main journal at one end of the crankshaft 11. Then, the supporting plate 301 is driven to rotate by the driving mechanism, so that the supporting plate 301 drives the crankshaft 11 to rotate, and each surface of the crankshaft 11 is machined. When the clamping mechanism 308 clamps the crankshaft 11, the height of the annular retainer ring 305 can be adjusted upward to reduce the pressure of the crankshaft 11 on one end of the crankshaft 11 due to the weight of the crankshaft 11. In this embodiment, the clamping mechanism 308 is detachably connected to the fixing plate 306, and when the supporting plate 301 is selected, a larger supporting plate can be selected, so as to improve the stability of the supporting plate 301 supporting the crankshaft 11. In this embodiment, the lower end of the fixing rod 304 is welded to the support plate 301, and the upper end of the fixing rod 304 is detachably connected to the annular fixing ring 305, so that the height of the annular fixing ring 305 can be adjusted according to the length of the crankshaft 11. The fixing rod 304 is made of stainless steel material to increase the supporting force of the fixing rod 304.
Further, as a preferred embodiment, the crankshaft hole machining fixture further includes a rotating shaft 4, the middle portion of the upper surface of the working table 2 is further provided with the rotating shaft 4, the middle portion of the lower surface of the supporting plate 301 is provided with a clamping groove (not shown in the figure), and the rotating shaft 4 is inserted into the clamping groove. In this embodiment, the clamping groove is opposite to the first groove 302, the clamping groove is not communicated with the first groove 302, and the support plate 301 is rotatably connected with the workbench 2 through the rotating shaft 4.
Further, as a preferred embodiment, the rotary supporting mechanism 3 further includes a plurality of balls 309, a plurality of balls 309 are uniformly disposed on the outer edge of the lower surface of the supporting plate 301, an annular chute 5 is disposed in the middle of the upper surface of the working table 2, the annular chute 5 is disposed on the outer edge of the rotating shaft 4, and the plurality of balls 309 are disposed in the annular chute 5 respectively. In this embodiment, the balls 309 are provided to reduce the friction between the support plate 301 and the table 2, and the balls 309 are provided in the annular sliding groove 5 to fix the support plate 301.
Further, as a preferred embodiment, the cross-section of the supporting plate 301 is circular.
Further, as a preferred embodiment, the outer edge of the supporting plate 301 is provided with gear teeth.
Further, as a preferred embodiment, the driving mechanism includes a driving motor 6, a transmission shaft (not shown in the figure) and a driving gear 7, the driving motor 6 is located on the lower surface of the worktable 2, the driving gear 7 is disposed on the upper surface of the worktable 2, the driving gear 7 is located on one side of the supporting plate 301, the gear teeth of the driving gear 7 are engaged with the gear teeth on the supporting plate 301, and the driving motor 6 drives the driving gear 7 through the transmission shaft. When the driving motor 6 operates, the driving motor 6 drives the driving gear 7 to rotate through the transmission shaft, and the driving gear 7 drives the supporting plate 301 to rotate, so that the crankshaft 11 is processed in multiple directions.
Further, as a preferred implementation mode, the crankshaft hole machining fixture further includes a fixing pin 8, a first fixing hole is formed in the supporting plate 301, the fixing pin 8 is inserted into the first fixing hole, a plurality of second fixing holes 9 are formed in the upper surface of the workbench 2, the plurality of second fixing holes 9 are in an annular array, and the plurality of second fixing holes 9 are located between the annular sliding groove 5 and the rotating shaft 4. In this embodiment, the fixing pin 8 may be inserted into any one of the second fixing holes 9 to lock the support plate 301, so as to prevent the support plate 301 from rotating during the processing, and when the support plate 301 needs to be rotated, the fixing pin 8 needs to be pulled out from the second fixing hole 9.
Further, as a preferred embodiment, the rotation support mechanism further includes a locking bolt 10, and the clamping mechanism 308 is connected to the lower surface of the fixing plate 306 through the locking bolt 10.
Further, as a preferred embodiment, a plurality of third fixing holes (not shown) are formed on the fixing rod 304, and the plurality of third fixing holes are formed along the length direction of the fixing rod 304, and are used for connecting screws.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (8)
1. The crankshaft hole machining clamp comprises a support and is characterized by further comprising a workbench, a rotary supporting mechanism and a driving mechanism, wherein the workbench is arranged on the upper surface of the support, the driving mechanism is arranged on the workbench, and the driving mechanism drives the rotary supporting mechanism;
the rotation support mechanism includes:
the supporting plate is arranged in the middle of the upper surface of the workbench and is rotationally connected with the upper surface of the workbench, the driving mechanism drives the supporting plate, and a first groove is formed in the middle of the upper surface of the supporting plate;
the first elastic gasket is arranged in the first groove and is positioned on the inner wall of the lower side of the first groove;
one end of the fixing rod is connected with the outer edge of the upper surface of the supporting plate, and the fixing rod is perpendicular to the upper surface of the supporting plate;
the annular fixing ring is positioned on the upper side of the supporting plate and is connected with the other end of the fixing rod through a screw;
the fixing plate is arranged on the inner side of the annular fixing ring, and the outer edge of the fixing plate is connected with the inner side wall of the annular fixing ring through a plurality of reinforcing plates;
and the clamping mechanism is arranged at the lower end of the fixed plate.
2. The crankshaft hole machining fixture as claimed in claim 1, further comprising a rotating shaft, wherein the rotating shaft is provided at a middle portion of an upper surface of the table, and a locking groove is provided at a middle portion of a lower surface of the support plate, and the rotating shaft is inserted into the locking groove.
3. The crankshaft hole machining fixture as claimed in claim 2, wherein the rotary support mechanism further includes a plurality of balls, the plurality of balls are uniformly disposed on an outer edge of a lower surface of the support plate, an annular slide groove is disposed in a middle portion of an upper surface of the table, the annular slide groove is disposed on an outer edge of the rotary shaft, and the plurality of balls are respectively disposed in the annular slide groove.
4. The crankshaft boring clamp of claim 3, wherein the support plate is circular in cross-section.
5. The crankshaft boring clamp of claim 4, wherein the support plate has gear teeth on an outer periphery thereof.
6. The apparatus as claimed in claim 5, wherein the driving mechanism includes a driving motor, a transmission shaft and a driving gear, the driving motor is located on a lower surface of the table, the driving gear is disposed on an upper surface of the table, the driving gear is located on one side of the supporting plate, the teeth of the driving gear are engaged with the teeth of the supporting plate, and the driving motor drives the driving gear through the transmission shaft.
7. The crankshaft hole machining clamp according to claim 3, further comprising a fixing pin, wherein the supporting plate is provided with a first fixing hole, the fixing pin is inserted into the first fixing hole, the upper surface of the working table is provided with a plurality of second fixing holes, the plurality of second fixing holes are arranged in an annular array, and the plurality of second fixing holes are located between the annular sliding groove and the rotating shaft.
8. The crankshaft boring clamp of claim 1, further comprising a locking bolt, wherein the clamping mechanism is coupled to a lower surface of the fixed plate via the locking bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922199711.7U CN211439036U (en) | 2019-12-10 | 2019-12-10 | Bent axle hole adds clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922199711.7U CN211439036U (en) | 2019-12-10 | 2019-12-10 | Bent axle hole adds clamping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211439036U true CN211439036U (en) | 2020-09-08 |
Family
ID=72296414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922199711.7U Expired - Fee Related CN211439036U (en) | 2019-12-10 | 2019-12-10 | Bent axle hole adds clamping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211439036U (en) |
-
2019
- 2019-12-10 CN CN201922199711.7U patent/CN211439036U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200908 Termination date: 20201210 |