CN219747170U - Positioning fixture for drilling end of gear shaft - Google Patents
Positioning fixture for drilling end of gear shaft Download PDFInfo
- Publication number
- CN219747170U CN219747170U CN202321262573.2U CN202321262573U CN219747170U CN 219747170 U CN219747170 U CN 219747170U CN 202321262573 U CN202321262573 U CN 202321262573U CN 219747170 U CN219747170 U CN 219747170U
- Authority
- CN
- China
- Prior art keywords
- gear shaft
- limiting plate
- locking part
- screw rod
- drilling
- 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.)
- Active
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 18
- 230000033001 locomotion Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
Abstract
The utility model belongs to the technical field of gear shaft processing, in particular to a positioning clamp for drilling holes at the end part of a gear shaft. According to the utility model, after a group of gear shafts are machined, the first locking part can be reversely rotated, so that the first locking part is separated from the limitation of the fixed block, the limiting plate can be stirred to rotate one hundred eighty degrees through the rotary table, the other group of gear shafts are positioned below an external drilling machine drill bit, the rotary table is limited to rotate through the first locking part again, and the gear shafts can be machined, so that the machining efficiency of the gear shafts is improved.
Description
Technical Field
The utility model relates to the technical field of gear shaft machining, in particular to a positioning clamp for drilling holes at the end part of a gear shaft.
Background
The gear shaft refers to a mechanical part that supports and rotates together with a rotating part to transmit motion, torque or bending moment, and plays an important role in mechanical transmission as a structure in which a shaft and a gear are integrated.
When the gear shaft is used for processing the end part, a positioning clamp is usually required to be used for positioning and clamping the end part, the existing positioning clamp can only independently clamp a group of gear shafts, the disassembly and assembly processes are relatively delayed, and the processing efficiency of the gear shafts is affected.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a positioning clamp for drilling holes at the end part of a gear shaft, which is used for solving the problems that the existing positioning clamp can only independently clamp a group of gear shafts, the disassembly and the assembly processes are relatively delayed, and the machining efficiency of the gear shafts is affected.
The positioning fixture comprises a base, a position adjusting assembly arranged on the base and a positioning assembly arranged on the position adjusting assembly, wherein the position adjusting assembly comprises a rotary table and a limiting plate, the rotary table is rotatably arranged at a circular groove in the middle of the base, and the limiting plate is fixedly arranged on the upper end face of the rotary table;
the positioning assembly comprises an air cylinder, a clamping plate, a screw rod, a nut, a fixing part, a pressing plate and a second locking part, wherein the air cylinder is symmetrically arranged at two ends of the limiting plate, the clamping plate is fixedly arranged at the output end of the air cylinder and is positioned in limiting grooves formed in two ends of the limiting plate, the screw rod is fixedly arranged on the limiting plate, the fixing part is clamped on the screw rod, the nut is rotatably arranged on the screw rod and used for limiting the fixing part to move upwards, the second locking part is two groups of opposite rotating sides of the fixing part, and the pressing plate is rotatably arranged at the bottom end of the second locking part.
By adopting the technical scheme, the processing efficiency of the gear shaft can be quickened.
Fixed blocks are arranged at two side ends of the turntable perpendicular to the limiting plate, and a first locking part which is in butt joint with the fixed blocks and limits the rotation of the turntable is rotatably arranged on the base.
By adopting the technical scheme, the movement of the limiting plate is limited.
The lead screw is vertically arranged in the middle of the limiting plate.
By adopting the technical scheme, the two groups of gear shafts can be symmetrically arranged about the screw rod.
One end of the middle part of the fixing part is provided with an opening, and the opening can be used for the screw rod to pass through.
Through adopting above-mentioned technical scheme, conveniently place fixed part.
The edge of one side edge of the bottom end of the second locking part, which is close to the limit groove, is positioned on the same vertical section.
Through adopting above-mentioned technical scheme, conveniently fix a position the gear shaft through the pressurization board.
The positioning fixture for drilling the end part of the gear shaft has the beneficial effects that:
1. through setting up the adjusting assembly, after finishing a set of gear shafts, can reverse rotation first locking part, make first locking part break away from the restriction to the fixed block, thus can stir the limiting plate and rotate one hundred eighty degrees through the carousel, make another set of gear shafts lie under the drilling machine drill bit of external world, limit the rotation of the carousel through first locking part again, can process this gear shaft, raise the machining efficiency to the gear shaft;
2. through setting up locating component, with the middle part card of fixed part on the lead screw to make two sets of pressure plates laminate respectively in the upper end of two sets of gear shafts, at this moment, the fixed part activity of rotation nut restriction is limited the upper end of gear shaft through the pressure plate, can accomplish the location to the gear shaft this moment.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a positioning fixture for drilling holes at the end of a gear shaft;
fig. 2 is another view of the positioning fixture for drilling the end of the gear shaft according to the present utility model.
In the figure: 1. a base; 2. a turntable; 201. a fixed block; 3. a first locking part; 4. a limiting plate; 401. a limit groove; 5. a cylinder; 6. a clamping plate; 7. a screw rod; 8. a nut; 9. a fixing part; 10. a pressing plate; 11. and a second locking part.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1-2, a positioning fixture for drilling holes at the end of a gear shaft comprises a base 1, a position adjusting assembly arranged on the base 1 and a positioning assembly arranged on the position adjusting assembly, wherein the position adjusting assembly comprises a rotary table 2 and a limiting plate 4, the rotary table 2 is rotatably arranged at a circular groove in the middle of the base 1, and the limiting plate 4 is fixedly arranged on the upper end face of the rotary table 2;
the positioning assembly comprises an air cylinder 5, a clamping plate 6, a lead screw 7, a nut 8, a fixing part 9, a pressing plate 10 and a second locking part 11, wherein the air cylinder 5 is symmetrically arranged at two ends of the limiting plate 4, the clamping plate 6 is fixedly arranged at the output end of the air cylinder 5 and is positioned in a limiting groove 401 formed in two ends of the limiting plate 4, the lead screw 7 is fixedly arranged on the limiting plate 4, the fixing part 9 is clamped on the lead screw 7, the nut 8 is rotatably arranged on the lead screw 7 and used for limiting the fixing part 9 to move upwards, the second locking part 11 is two groups of two sides of the fixing part 9 oppositely rotated, and the pressing plate 10 is rotatably arranged at the bottom end of the second locking part 11.
The whole cross section of the limiting groove 401 is semicircular and rectangular, the clamping plate 6 is in an arc-shaped structure, and the clamping plate 6 can be pushed to move in the limiting groove 401 through the driving cylinder 5, so that the bottom end of the gear shaft is controlled to be limited and locked.
The two side ends of the turntable 2 perpendicular to the limiting plate 4 are provided with fixed blocks 201, and the base 1 is rotatably provided with a first locking part 3 which is abutted against the fixed blocks 201 to limit the rotation of the turntable 2;
the fixed block 201 is a square block, a cylindrical block is fixed at one end of the first locking portion 3, when the cylindrical block is tightly attached to one end face of the fixed block 201, the turntable 2 can be limited by the first locking portion 3, the turntable 2 is locked, the rotation of the limiting plate 4 is limited, and a corresponding gear shaft can be drilled through an external drilling machine.
The screw rod 7 is vertically arranged in the middle of the limiting plate 4; one end of the middle part of the fixing part 9 is provided with an opening, and the opening can be penetrated by the screw rod 7;
the whole cross structure setting that is of fixed part 9, wherein relative both ends are shorter, and relative both ends are longer in addition, offer the opening at shorter one end, can directly lay fixed part 9 on lead screw 7 through this opening, and the rethread nut 8 pushes down to exert pressure the upper end of gear shaft through exerting pressure board 10, carry out restriction location.
The edge of the side edge of the bottom end of the second locking part 11, which is close to the limit groove 401, is positioned on the same vertical section;
the second locking part 11 can control the up-down position of the pressing plate 10, when the gear shaft is pressed, the second locking part 11 can be adjusted on the fixing part 9 in advance, the distance between the bottom end part of the second locking part 11 and the fixing part 9 is lengthened as much as possible, the subsequent rotation of the second locking part 11 is convenient, the pressing plate 10 is driven to move upwards, and the pressing on the gear shaft is released.
Working principle: when the rotary table is used, the first locking part 3 is rotated in advance, the end part of the first locking part 3 is abutted against the fixed block 201 to limit the rotation of the rotary table 2, then two groups of gear shafts are vertically arranged in the two groups of limiting grooves 401 respectively, the driving cylinder 5 drives the clamping plate 6 to limit and clamp the gear shafts, then the middle part of the fixed part 9 is clamped on the screw rod 7, the two groups of pressing plates 10 are respectively attached to the upper end parts of the two groups of gear shafts, at the moment, the fixed part 9 limited by the rotating nut 8 moves, the upper end parts of the gear shafts are limited by the pressing plates 10, and the positioning of the gear shafts can be completed at the moment;
after one group of gear shafts are machined, the first locking part 3 can be reversely rotated, so that the first locking part 3 is separated from the limit of the fixed block 201, the limiting plate 4 can be stirred to rotate one hundred eighty degrees through the rotary table 2, the other group of gear shafts are positioned below an external drill bit of the drilling machine, and the rotation of the rotary table 2 is limited through the first locking part 3 again, so that the gear shafts can be machined;
the machined group of gear shafts can be driven upwards by rotating the second locking part 11, the pressing plate 10 is separated from the limitation on the upper end part of the gear shaft, the cylinder 5 is driven to cancel the limitation on the lower end part of the gear shaft, the machined gear shafts can be taken down, new gear shafts are installed, after the gear shafts are machined, the other gear shafts are replaced more quickly for machining, and the working efficiency is improved.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (5)
1. The utility model provides a positioning fixture of gear shaft tip drilling, includes base (1), installs the position adjustment subassembly on base (1) and installs the positioning component on the position adjustment subassembly, its characterized in that: the position adjusting assembly comprises a rotary table (2) and a limiting plate (4), the rotary table (2) is rotatably arranged at a circular groove in the middle of the base (1), and the limiting plate (4) is fixedly arranged on the upper end face of the rotary table (2);
the positioning assembly comprises an air cylinder (5), a clamping plate (6), a screw rod (7), a nut (8), a fixing part (9), a pressing plate (10) and a second locking part (11), wherein the air cylinder (5) is symmetrically arranged at two ends of the limiting plate (4), the clamping plate (6) is fixedly arranged at the output end of the air cylinder (5) and is positioned in limiting grooves (401) formed in two ends of the limiting plate (4), the screw rod (7) is fixedly arranged on the limiting plate (4), the fixing part (9) is clamped on the screw rod (7), the nut (8) is rotatably arranged on the screw rod (7) and used for limiting the upward movement of the fixing part (9), the second locking part (11) is oppositely arranged at two sides of the fixing part (9), and the pressing plate (10) is rotatably arranged at the bottom end part of the second locking part (11).
2. The positioning jig for end drilling of a gear shaft according to claim 1, wherein: fixed blocks (201) are arranged at two side ends of the turntable (2) perpendicular to the limiting plate (4), and a first locking part (3) which is in butt joint with the fixed blocks (201) and limits the turntable (2) to rotate is rotatably arranged on the base (1).
3. The positioning jig for end drilling of gear shaft according to claim 2, wherein: the screw rod (7) is vertically arranged in the middle of the limiting plate (4).
4. A positioning fixture for end drilling of a gear shaft according to claim 3, wherein: one end of the middle part of the fixing part (9) is provided with an opening, and the opening can be used for the screw rod (7) to pass through.
5. The positioning fixture for drilling an end of a gear shaft according to claim 4, wherein: the edge of the side edge of the bottom end of the second locking part (11) close to the limit groove (401) is positioned on the same vertical section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321262573.2U CN219747170U (en) | 2023-05-24 | 2023-05-24 | Positioning fixture for drilling end of gear shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321262573.2U CN219747170U (en) | 2023-05-24 | 2023-05-24 | Positioning fixture for drilling end of gear shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219747170U true CN219747170U (en) | 2023-09-26 |
Family
ID=88078010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321262573.2U Active CN219747170U (en) | 2023-05-24 | 2023-05-24 | Positioning fixture for drilling end of gear shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219747170U (en) |
-
2023
- 2023-05-24 CN CN202321262573.2U patent/CN219747170U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219747170U (en) | Positioning fixture for drilling end of gear shaft | |
| CN101185990A (en) | Oblique pressure plate clamp special for laser welding diamond saw bit electromagnetic chuck | |
| CN219465505U (en) | Combined clamping fixture for cylinder machining | |
| CN201596795U (en) | Multi-hole simultaneous processing device of motorcycle steering column connecting plate | |
| CN217018696U (en) | Automatic tool changing inclined hole machining device | |
| CN109158886A (en) | A kind of brill facilitating positioning attacks building-block machine | |
| CN114799890A (en) | Turning and milling combined machining center | |
| CN109158672A (en) | A kind of sliding bearing oil groove machining device and the milling machine and method for installing the device | |
| CN110900223B (en) | Precision machining tool for parts of mechanical press | |
| CN220312140U (en) | Clamping device | |
| CN201098776Y (en) | Special-purpose inclined platen clamp for diamond saw blade node block | |
| CN219598298U (en) | Chamfering clamp for numerical control blade | |
| CN219152095U (en) | Connecting rod inner race finishing device | |
| CN218799335U (en) | Automobile flywheel boring auxiliary device | |
| CN220427535U (en) | Frock clamp is used in pump body processing | |
| CN221048623U (en) | Multi-face drilling and milling hole forming equipment for wood board processing | |
| CN213317785U (en) | Drilling machine is used in production of fixed machine parts | |
| CN220050938U (en) | Machining tool with good workpiece clamping stability | |
| CN220073323U (en) | Perforating device for cabinet door processing | |
| CN220278964U (en) | Anchor backing plate positioning tool | |
| CN218195069U (en) | Workstation of supersound motor assembly processing usefulness | |
| CN217254371U (en) | Panel beating production is with desk-top brill dual-purpose machine of attacking | |
| CN218017021U (en) | Double-movable-column horizontal drilling and tapping machine | |
| CN219633086U (en) | Four-axis hydraulic clamp for milling surface and drilling | |
| CN220574800U (en) | Drilling device for processing transmission shaft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |