CN211841032U - Tool for milling positioning groove of crankshaft - Google Patents
Tool for milling positioning groove of crankshaft Download PDFInfo
- Publication number
- CN211841032U CN211841032U CN201922335242.7U CN201922335242U CN211841032U CN 211841032 U CN211841032 U CN 211841032U CN 201922335242 U CN201922335242 U CN 201922335242U CN 211841032 U CN211841032 U CN 211841032U
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- China
- Prior art keywords
- milling cutter
- crankshaft
- hole
- milling
- disc milling
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- 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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- 238000003801 milling Methods 0.000 title claims abstract description 64
- 238000005520 cutting process Methods 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000005461 lubrication Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a mill frock of bent axle constant head tank, be equipped with the knife rest on the base, install disc milling cutter on the knife rest, clamping device is located disc milling cutter edge of a knife direction, clamping device includes the riser, riser and base sliding connection, the slip direction is towards disc milling cutter, the riser passes through cylinder drive and slides, a side of disc milling cutter dorsad on the riser is equipped with the mounting panel, the hole that passes through of mounting panel and riser simultaneously has on the mounting panel, it is just to disc milling cutter to pass the hole, two clamp splices still have on the mounting panel, one section recess has on two clamp splices respectively, two sections recesses are located the both sides that pass the hole respectively, the appearance phase-match of two sections recesses and bent axle, and the bent axle is cliied to the combined action. The utility model discloses simple structure, convenient to use, low in production cost, idle extravagant cost is not high, on the basis of saving the cost, replaces artifical manual cutting constant head tank, has improved production efficiency.
Description
Technical Field
The utility model relates to a car bent axle production technical field, concretely relates to a frock for milling constant head tank for bent axle.
Background
The crankshaft is the main rotating part of the engine, and after the connecting rod is installed, the crankshaft can bear the up-and-down (reciprocating) motion of the connecting rod to be changed into a circulating (rotating) motion. Is an important part of an engine, and the material of the part is made of carbon structural steel or nodular cast iron and has two important parts, namely a main journal, a connecting rod journal and the like. The main journal is mounted on the cylinder body, the connecting rod journal is connected with the connecting rod big end hole, and the connecting rod small end hole is connected with the cylinder piston, and the crank block mechanism is typical. The lubrication of the crankshaft mainly refers to the lubrication between the bearing bush and the connecting rod neck of the connecting rod big end and the lubrication between the two fixed points. And is also the source power of the whole mechanical system.
An existing crankshaft product is shown in fig. 1-2 and comprises a crankshaft long shaft, a crankshaft short shaft and a baffle plate, wherein holes are formed in the long shaft and the short shaft, and a limiting groove is formed in the end portion of the crankshaft long shaft.
In the factory building that the production scale is little, the utilization ratio of equipment is not high, if adopt the milling machine among the prior art can cause the wasting of resources, raise the cost, and adopt manual cutting equipment cutting constant head tank can reduce the quality and the reduction in production efficiency of constant head tank.
Therefore, a tool for milling the positioning groove, which is simple in mechanism, low in cost and capable of being manually operated, needs to be designed.
Disclosure of Invention
In order to solve the disadvantages in the prior art, the utility model provides a
In order to realize the technical effect, the utility model discloses a following scheme:
a tool for milling a crankshaft positioning groove comprises a base, wherein a tool rest is arranged on the base, a disc milling cutter is arranged on the tool rest and is driven to rotate by a motor, the motor is arranged on the tool rest, a clamping device is arranged on one side of the disc milling cutter and is positioned in the disc milling cutter milling direction, the clamping device comprises a vertical plate, the vertical plate is vertically arranged and is in sliding connection with the base, the sliding direction is consistent with the disc milling cutter milling direction, the vertical plate slides under the driving of an air cylinder, a mounting plate is arranged on one side of the vertical plate, which faces away from the disc milling cutter, a through hole which simultaneously penetrates through the mounting plate and the vertical plate is formed in the mounting plate and is right opposite to the disc milling cutter, two clamping blocks are further arranged on the mounting plate, a section of groove is respectively arranged on each of, and the two clamping blocks are driven by a second cylinder to move oppositely under the combined action of clamping the crankshaft.
According to the preferable technical scheme, the mounting plate is arranged on the vertical plate in a rotating mode through the holes as the rotating center, scales are arranged on the vertical plate, and the mounting plate is fixed through the locking mechanism after being rotated.
The preferred technical scheme, the rotation mode adopts the bearing, is equipped with the pipe on the riser, and the pipe is located the riser towards one side of mounting panel, pipe and the coaxial setting that passes the hole to the diameter is greater than the diameter that passes the hole, and the bearing is installed on the mounting panel, and the bearing is located the mounting panel towards one side of riser, and the pipe inserts in the centre bore of bearing and bearing fixed connection.
According to the technical scheme, the locking mechanism comprises an arc groove, the arc groove is arc-shaped and extends around the through hole, the sliding block is embedded in the arc groove, a threaded hole corresponding to the sliding block is formed in the mounting plate, and a locking bolt is arranged in the threaded hole and connected with the sliding block.
According to the optimized technical scheme, the number of the clamping devices is two, the two clamping devices are symmetrically arranged and are respectively located on two sides of the disc milling cutter, and the two clamping devices are located in the milling and cutting direction of the disc milling cutter.
According to the preferable technical scheme, the tool for milling the crankshaft positioning groove is further provided with a PLC (programmable logic controller), and the PLC is respectively connected with the cylinders of the two clamping devices.
Compared with the prior art, beneficial effect does:
in the factory building that the production scale is little, the utilization ratio of equipment is not high, if adopt the milling machine among the prior art can cause the wasting of resources, raise the cost, and adopt manual cutting equipment cutting constant head tank can reduce the quality and the reduction in production efficiency of constant head tank. The utility model discloses simple structure, convenient to use, low in production cost, idle extravagant cost is not high, on the basis of saving the cost, replaces artifical manual cutting constant head tank, has improved production efficiency.
Therefore, a tool for milling the positioning groove, which is simple in mechanism, low in cost and capable of being manually operated, needs to be designed.
Drawings
Fig. 1 is a schematic view of the present invention relating to a crankshaft;
FIG. 2 is a schematic side view of the present invention relating to a crankshaft;
FIG. 3 is a schematic perspective view of the present invention;
fig. 4 is a schematic front view of the present invention;
fig. 5 is a schematic side view of the present invention;
FIG. 6 is a schematic sectional view taken along the plane B-B in FIG. 5;
fig. 7 is a partially enlarged schematic view of fig. 6.
Reference numerals: 1. a crankshaft; 101. a crankshaft long shaft; 1011. a limiting groove; 102. a baffle plate; 103. a crankshaft minor axis; 2. a base; 3. a tool holder; 4. a disc cutter; 5. a vertical plate; 6. mounting a plate; 7. a chute; 8. a cylinder; 9. passing through the aperture; 10. a clamping block; 11. a second cylinder; 12. a PLC controller; 13. an arc groove; 14. a circular tube; 15. and a bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
A crankshaft 1 product in the prior art comprises a crankshaft long shaft 101, a baffle plate 102 and a crankshaft short shaft 103, and in the production process of the crankshaft 1, certain working procedures need to position the crankshaft 1, so that a limit groove 1011 is milled at the end surface of one end of the crankshaft long shaft 101, which is far away from the crankshaft short shaft 103, and the following scheme is adopted:
the utility model provides a mill frock of bent axle constant head tank, includes base 2, is equipped with knife rest 3 on the base 2, installation disc milling cutter 4 on the knife rest 3, and disc milling cutter 4 rotates through motor drive, and disc milling cutter 4 installs in the pivot, and the both ends of pivot are passed through the second bearing and are installed on knife rest 3, and the output shaft of motor is connected in the pivot, and the motor is located knife rest 3.
One side of the disc milling cutter 4 is provided with a clamping device, the crankshaft 1 needing to be milled with a positioning groove is clamped on the clamping device, and the clamping device is located in the milling direction of the disc milling cutter 4, namely, the clamping device is located in the edge direction of the disc milling cutter 4. Clamping device includes riser 5, the vertical setting of riser 5, riser 5 and 2 sliding connection of base, the slip direction is unanimous with the milling cutting direction of disc milling cutter 4, namely, the edge of a knife of riser 5 towards milling cutter slides, riser 5 passes through the slip of cylinder 8 drive, a side of disc milling cutter 4 dorsad on riser 5 is equipped with mounting panel 6, it passes hole 9 to have to run through mounting panel 6 and riser 5 simultaneously on mounting panel 6, it is just to disc milling cutter 4 to pass hole 9, still two clamp splice 10 have on the mounting panel 6, one section recess has on two clamp splice 10 respectively, two sections recesses are located the both sides that pass hole 9 respectively and correspond with passing hole 9, two sections recesses and bent axle 1's appearance phase-match, bent axle 1 and combined action clip bent axle 1, two clamp splice 10 move in opposite directions through a second cylinder 118 drive respectively.
Because the angle and the rigidity of constant head tank at the tip of bent axle major axis 101, consequently, the appearance phase-match of the direction of placing when both ends recess and bent axle 1 can mill the constant head tank that requires to when pressing from both sides tight bent axle 1, bent axle 1 places rigidity, bent axle 1's position can mill the constant head tank that requires.
The long shaft 101 of the crankshaft is inserted into the through hole 9, the diameter of the through hole 9 is matched with that of the long shaft 101 of the crankshaft, one end of the long shaft 101 of the crankshaft, which needs to be milled with a positioning groove, faces a milling cutter, and then two clamping blocks 10 are driven by two second cylinders 118 respectively to clamp the crankshaft 1. The cylinder 8 drives the vertical plate 5 to slide towards the milling cutter, and one end, needing to be milled with the positioning groove, of the crankshaft long shaft 101 is moved to the milling cutter to be milled with the positioning groove.
Preferred technical scheme, mounting panel 6 uses to rotate as the rotation center setting through hole 9 on riser 5, is equipped with the scale on riser 5, and mounting panel 6 rotates the back and fixes through locking mechanism. The crankshaft 1 rotates along with the mounting plate 6, and positioning grooves with different angles can be milled at the end part of the crankshaft long shaft 101.
The preferred technical scheme, rotation mode adopt bearing 15, are equipped with pipe 14 on the riser 5, and pipe 14 is located one side of riser 5 towards mounting panel 6, and pipe 14 with pass the coaxial setting of hole 9 to the diameter is greater than the diameter that passes hole 9, and bearing 15 installs on mounting panel 6, and bearing 15 is located one side of going towards riser 5 on mounting panel 6, and pipe 14 inserts in the centre bore of bearing 15 with bearing 15 fixed connection.
The preferred technical scheme, locking mechanism include circular arc groove 13, and circular arc groove 13 is circular arc extension setting in order to pass hole 9 as the center, and circular arc groove 13 is embedded to be equipped with the slider, has the screw hole that corresponds with the slider on the mounting panel 6, and threaded hole is equipped with locking bolt, and locking bolt is connected with the slider.
According to the preferable technical scheme, the number of the clamping devices is two, the two clamping devices are symmetrically arranged, the two clamping devices are respectively located on two sides of the disc milling cutter 4 and are both located in the milling and cutting direction of the disc milling cutter 4, and the clamping devices on the two sides are both aligned to the edge of the disc milling cutter 4.
The preferred technical scheme mills 1 constant head tank's of bent axle frock and still is equipped with PLC controller 12, and PLC controller 12 is connected with two clamping device's cylinder 8 respectively, sets for the procedure through PLC controller 12, and control riser 5 is towards the automatic round trip movement of disc milling cutter 4, and the operative employee only need get back to the initial position with bent axle 1 insert the hole 9 interior clamp can when the initial position at riser 5. And can set up the 5 alternate movement of riser of both sides, after operating personnel placed bent axle 1 on the clamping device of one side, when the riser 5 of one side removed 4 departments of disc milling cutter and milled the constant head tank, operating personnel placed bent axle 1 on the centre gripping clamping device of opposite side, improved production efficiency, avoided operating personnel to wait for after placing bent axle 1 and mill the constant head tank and accomplish waste time.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that one skilled in the art conventionally understands, and are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
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.
Claims (6)
1. A tool for milling a crankshaft positioning groove is characterized by comprising a base, wherein a tool rest is arranged on the base, a disc milling cutter is installed on the tool rest and rotates through the driving of a motor, the motor is positioned on the tool rest, one side of the disc milling cutter is provided with a clamping device, the clamping device is positioned in the milling direction of the disc milling cutter, the clamping device comprises a vertical plate, the vertical plate is vertically arranged and is in sliding connection with the base, the sliding direction is consistent with the milling direction of the disc milling cutter, the vertical plate slides through the driving of a cylinder, a mounting plate is arranged on one side of the vertical plate, which faces away from the disc milling cutter, a through hole which simultaneously penetrates through the mounting plate and the vertical plate is arranged on the mounting plate, the through hole is opposite to the disc milling cutter, two clamping blocks are respectively provided with a section of groove, the two sections of grooves are respectively positioned, the two clamping blocks are driven by a second air cylinder to move oppositely.
2. The tool for milling the locating groove of the crankshaft as claimed in claim 1, wherein the mounting plate is rotatably disposed on the vertical plate by taking the through hole as a rotation center, the vertical plate is provided with scales, and the mounting plate is fixed by a locking mechanism after being rotated.
3. The tool for milling the locating groove of the crankshaft as claimed in claim 2, wherein the rotating mode adopts a bearing, a round tube is arranged on the vertical plate, the round tube is positioned on one side of the vertical plate facing the mounting plate, the round tube and the through hole are coaxially arranged, the diameter of the round tube is larger than that of the through hole, the bearing is mounted on the mounting plate, the bearing is positioned on one side of the mounting plate facing the vertical plate, and the round tube is inserted into a center hole of the bearing and is fixedly connected with the bearing.
4. The tool for milling the locating groove of the crankshaft as claimed in claim 2, wherein the locking mechanism comprises an arc groove, the arc groove extends in an arc shape with the through hole as a center, a sliding block is embedded in the arc groove, a threaded hole corresponding to the sliding block is formed in the mounting plate, a locking bolt is arranged in the threaded hole, and the locking bolt is connected with the sliding block.
5. The tooling for milling the locating groove of the crankshaft as claimed in claim 1, wherein the two clamping devices are symmetrically arranged, and are respectively positioned at two sides of the disc milling cutter and are both positioned in the milling and cutting direction of the disc milling cutter.
6. The tool for milling the locating groove of the crankshaft as claimed in claim 5, wherein the tool for milling the locating groove of the crankshaft is further provided with a PLC controller, and the PLC controllers are respectively connected with the cylinders of the two clamping devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922335242.7U CN211841032U (en) | 2019-12-23 | 2019-12-23 | Tool for milling positioning groove of crankshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922335242.7U CN211841032U (en) | 2019-12-23 | 2019-12-23 | Tool for milling positioning groove of crankshaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211841032U true CN211841032U (en) | 2020-11-03 |
Family
ID=73217164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922335242.7U Expired - Fee Related CN211841032U (en) | 2019-12-23 | 2019-12-23 | Tool for milling positioning groove of crankshaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211841032U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941883A (en) * | 2021-10-25 | 2022-01-18 | 葫芦岛莲花山铸造有限公司 | Fixing device for milling workpieces for CNC lathes |
-
2019
- 2019-12-23 CN CN201922335242.7U patent/CN211841032U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941883A (en) * | 2021-10-25 | 2022-01-18 | 葫芦岛莲花山铸造有限公司 | Fixing device for milling workpieces for CNC lathes |
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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 |
Granted publication date: 20201103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |