CN213889072U - Clamp for crankshaft key groove for numerical control milling - Google Patents
Clamp for crankshaft key groove for numerical control milling Download PDFInfo
- Publication number
- CN213889072U CN213889072U CN202021706473.0U CN202021706473U CN213889072U CN 213889072 U CN213889072 U CN 213889072U CN 202021706473 U CN202021706473 U CN 202021706473U CN 213889072 U CN213889072 U CN 213889072U
- Authority
- CN
- China
- Prior art keywords
- sliding plate
- crankshaft
- limiting
- plate
- clamp
- 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
Links
- 238000003801 milling Methods 0.000 title claims description 16
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000013016 damping Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Landscapes
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model provides a numerical control mills with anchor clamps for bent axle keyway, include: the clamping fixture comprises a base and a sliding plate, wherein sliding rails are arranged at two ends of the upper surface of the base, the sliding plate is arranged at the upper end of the sliding rail, an adjusting part is arranged on the base, a clamping part is arranged above the sliding plate, the connecting strip is driven to move along the rotating direction of the rotary table through the rotation of the rotary table, so that the connecting strip can drive the sliding plate to move inwards, a limiting groove on the sliding plate can adapt to the specification size of a crankshaft, and the clamping of crankshaft key grooves with various sizes can be adapted, the clamping force of the limiting block between the limiting grooves can be conveniently adapted by the matching of the limiting block and an elastic part, the crankshaft is prevented from being easily moved by over-light or over-heavy parts in the clamping process, the concave surface of the crankshaft can be limited by the top of the limiting block, the clamping stability of the fixture is effectively improved, and the damping can be realized by the elasticity of the rubber pad and the elastic strip when the fixture vibrates, avoiding displacement of the crankshaft.
Description
Technical Field
The utility model relates to a numerical control milling tool technical field, specificly relate to a numerical control mills with anchor clamps for bent axle keyway.
Background
Numerical control milling processing is different from machine tool processing, the requirement on a clamp is not high, only a simple positioning and clamping mechanism is needed, a crankshaft is the most important part in an engine, the crankshaft bears the force transmitted by a connecting rod, converts the force into torque, outputs the torque through the crankshaft and drives other accessories on the engine to work, and the crankshaft bears the action of bending and twisting loads under the combined action of centrifugal force of rotating mass, gas inertia force with periodic change and reciprocating inertia force;
based on the above description, and retrieve an application number: CN 201921254611.3's utility model patent, it is about a numerical control mills bent axle anchor clamps for keyway, including base (1), its characterized in that: the base (1) is provided with two, and is provided with regulating plate (2) … … between two base (1) the upper surface of clamp plate (9) is provided with nut (10). The base is divided into two parts through retrieval, the two bases are connected in a sliding mode through the adjusting plate, when crankshaft key grooves with different sizes are fixed, the adjustment can be carried out in a base stretching mode, and the base and the adjusting plate are locked through the length adjusting bolt after the adjustment is finished, so that the effect of changing the clamping length of the clamp is achieved;
after retrieval and analysis, the conventional clamp for the crankshaft key groove for numerical control milling can change the clamping length of the clamp, but cannot adjust the clamping force, so that the crankshaft is easy to displace in the clamping process due to over light or over heavy, and the like, therefore, further research needs to be carried out on the basis of the clamp for the crankshaft key groove for numerical control milling, and the clamp for the crankshaft key groove for numerical control milling is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem who proposes among the above-mentioned background art, provide a numerical control mills with anchor clamps for bent axle keyway, include: the sliding rail is installed at two ends of the upper surface of the base, the sliding plate is installed at the upper end of the sliding rail, the adjusting part is arranged on the base, and the clamping part is arranged above the sliding plate.
Preferably, the adjusting part includes: the rotary table is mounted in the middle of the upper surface of the base, the motor is mounted at the bottom of the rotary table, and the rotary table is rotatably connected with one end of the sliding rail.
Preferably, the sliding plates are connected with the rotary table through connecting strips, and the two sliding plates and the sliding rails are symmetrically arranged.
Preferably, the clamping member includes: the limiting plate is installed at the front end of the top of the sliding plate, the top of the limiting plate is provided with a screw rod, and a pressing plate is clamped on the screw rod.
Preferably, the upper end of the joint of the screw rod and the pressure plate is provided with a nut, and the sliding plate, the screw rod and the pressure plate are integrally C-shaped.
Preferably, the outer wall of the limiting plate is tightly attached with the rubber pad, the rear end of the limiting plate is connected with the elastic strip in a clamping mode, and the elastic strip is in a snake-shaped bent shape.
Preferably, the embedding of spacing groove sets up in the top middle-end of sliding plate, and the rear end joint in spacing groove has the stopper, and the joint has the elastic component between stopper and the sliding plate inner wall.
Has the advantages that:
the connecting strip is driven to move along the rotating direction of the rotary table through the rotation of the rotary table, so that the connecting strip can drive the sliding plate to move inwards, the limiting grooves in the sliding plate can be conveniently adapted to the specification size of the crankshaft, the clamping of crankshaft key grooves with various sizes is adapted, the clamping force of the limiting blocks between the limiting grooves is conveniently adapted by the matching of the limiting blocks and the elastic parts, and the crankshaft is prevented from being easily moved due to the fact that the limiting blocks are too light or too heavy in the clamping process;
utilize the stopper top, can carry on spacingly to the concave surface of bent axle, the effectual stability that improves the centre gripping of this anchor clamps, and through the elasticity of rubber pad and elastic strip, can carry out a buffering when this anchor clamps take place to vibrate, avoid the bent axle displacement.
Drawings
FIG. 1 is a schematic view of the overall plane structure of the present invention;
fig. 2 is a schematic side view of the sliding plate of the present invention;
fig. 3 is a schematic top view of the base of the present invention;
fig. 4 is a schematic plan view of the limiting plate of the present invention;
in fig. 1 to 4, the correspondence between the component names and the reference numbers is:
1-base, 101-rotary table, 102-motor, 103-slide rail, 104-connecting bar, 2-sliding plate, 201-screw rod, 202-pressing plate, 203-limiting plate, 204-nut, 205-limiting block, 206-elastic piece, 207-limiting groove, 208-rubber pad and 209-elastic bar.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present invention, a clamp for a crankshaft keyway for numerical control milling includes: the device comprises a base 1 and a sliding plate 2, wherein sliding rails 103 are installed at two ends of the upper surface of the base 1, the sliding plate 2 is installed at the upper end of each sliding rail 103, an adjusting part is arranged on the base 1, and a clamping part is arranged above the sliding plate 2.
Wherein, the adjusting part includes: carousel 101 and sliding plate 2, carousel 101 installs the upper surface middle part at base 1, and motor 102 is installed to the bottom of carousel 101, carousel 101 rotates with the one end of slide rail 103 to be connected, sliding plate 2 meets through connecting strip 104 with carousel 101, and two sliding plates 2 all are the symmetry setting with slide rail 103, rotation through carousel 101, drive connecting strip 104 along the rotatory direction displacement of carousel 101, make connecting strip 104 can drive sliding plate 2 to the inboard displacement, the spacing groove 207 on the sliding plate 2 of being convenient for adapts to the specification size of bent axle, thereby adapt to the centre gripping of multiple not unidimensional bent axle keyway.
Wherein, the clamping member includes: limiting plate 203 and limiting groove 207, limiting plate 203 is installed at the top front end of sliding plate 2, and lead screw 201 is installed at the top of limiting plate 203, the joint has clamp plate 202 on the lead screw 201, nut 204 is installed to the department of meeting upper end of lead screw 201 and clamp plate 202, and sliding plate 2, lead screw 201 is the C word form with clamp plate 202 is whole, through the cooperation of lead screw 201 and nut 204, be convenient for adjust the height between clamp plate 202 and the 2 tops of sliding plate, be convenient for clamp plate 202 adapts to the height of bent axle, be convenient for clamp plate 202 carries out the centre gripping with the upper surface of bent axle.
Wherein, the outer wall of limiting plate 203 closely laminates rubber pad 208, and the rear end joint of limiting plate 203 has elastic strip 209, and elastic strip 209 is snakelike crooked form, utilizes the material of rubber pad 208, can protect the tip of bent axle, avoids causing wearing and tearing.
The limiting groove 207 is embedded in the top middle end of the sliding plate 2, the rear end of the limiting groove 207 is connected with the limiting block 205 in a clamping mode, the limiting block 205 and the inner wall of the sliding plate 2 are connected with the elastic piece 206 in a clamping mode, the limiting block 205 and the elastic piece 206 are matched, clamping force of the limiting block 205 between the limiting groove 207 is convenient to adapt, and crankshaft displacement caused by too light or too heavy in the clamping process is avoided.
The working principle is as follows:
when the clamp for the crankshaft key groove for numerical control milling of the utility model is installed, firstly, a crankshaft is placed in one of the limiting grooves 207, the motor 102 is electrically connected with an external power supply through a lead, the starting motor 102 drives the rotating shaft 101 to rotate, then the connecting strip 104 is driven to displace along the rotating direction of the rotating disc 101 through the rotation of the rotating disc 101, so that the connecting strip 104 can drive the sliding plates 2 to displace towards the inner side, when the two sliding plates 2 move to the length of two ends of the crankshaft, the other end of the crankshaft can be clamped into the other limiting groove 207, so that the limiting groove 207 on the sliding plate 2 can adapt to the specification size of the crankshaft, thereby adapting to the clamping of the crankshaft key grooves with various sizes, then, the clamping force between the limiting block 205 and the limiting groove 207 can be conveniently adapted through the elasticity of the limiting block 205 and the elastic piece 206, and the crankshaft is prevented from easily displacing due to over-light weight or over-heavy weight in the clamping process, simultaneously, the stopper top, can be spacing to the concave surface of bent axle, the effectual stability that improves the centre gripping of this anchor clamps, then be convenient for adjust the height between clamp plate 202 and the 2 tops of sliding plate through lead screw 201, and utilize nut 204 to fix, the clamp plate 202 of being convenient for adapts to the height of bent axle, the clamp plate 202 of being convenient for carries out the centre gripping with the upper surface of bent axle, later through the elasticity of rubber pad 208 with elastic strip 209, can cushion when this anchor clamps take place to vibrate, avoid the bent axle displacement, last material through rubber pad 208, can protect the tip of bent axle, avoid causing wearing and tearing.
Claims (7)
1. A clamp for a crankshaft key groove for numerical control milling comprises: base (1) and sliding plate (2), its characterized in that: slide rails (103) are installed at two ends of the upper surface of the base (1), a sliding plate (2) is installed at the upper end of each slide rail (103), an adjusting part is arranged on the base (1), and a clamping part is arranged above each sliding plate (2).
2. The clamp for the crankshaft key groove for the numerical control milling according to claim 1, wherein: the adjusting part includes: carousel (101) and sliding plate (2), carousel (101) are installed in the upper surface middle part of base (1), and the bottom of carousel (101) installs motor (102), carousel (101) rotate with the one end of slide rail (103) and are connected.
3. The clamp for the crankshaft key groove for the numerical control milling according to claim 2, wherein: the sliding plates (2) are connected with the rotary table (101) through connecting strips (104), and the two sliding plates (2) and the sliding rails (103) are symmetrically arranged.
4. The clamp for the crankshaft key groove for the numerical control milling according to claim 1, wherein: the clamping member includes: the sliding plate comprises a limiting plate (203) and a limiting groove (207), the limiting plate (203) is installed at the front end of the top of the sliding plate (2), a screw rod (201) is installed at the top of the limiting plate (203), and a pressing plate (202) is clamped on the screw rod (201).
5. The clamp for the crankshaft key groove for the numerical control milling according to claim 4, wherein: the upper end of the joint of the screw rod (201) and the pressing plate (202) is provided with a nut (204), and the sliding plate (2), the screw rod (201) and the pressing plate (202) are integrally C-shaped.
6. The clamp for the crankshaft key groove for the numerical control milling according to claim 4, wherein: the outer wall of limiting plate (203) closely laminates rubber pad (208), and the rear end joint of limiting plate (203) has elastic strip (209), elastic strip (209) are snakelike crooked form.
7. The clamp for the crankshaft key groove for the numerical control milling according to claim 4, wherein: the limiting groove (207) is embedded in the top middle end of the sliding plate (2), the rear end of the limiting groove (207) is connected with a limiting block (205) in a clamping mode, and an elastic piece (206) is connected between the limiting block (205) and the inner wall of the sliding plate (2) in a clamping mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021706473.0U CN213889072U (en) | 2020-08-16 | 2020-08-16 | Clamp for crankshaft key groove for numerical control milling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021706473.0U CN213889072U (en) | 2020-08-16 | 2020-08-16 | Clamp for crankshaft key groove for numerical control milling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213889072U true CN213889072U (en) | 2021-08-06 |
Family
ID=77097683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021706473.0U Expired - Fee Related CN213889072U (en) | 2020-08-16 | 2020-08-16 | Clamp for crankshaft key groove for numerical control milling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213889072U (en) |
-
2020
- 2020-08-16 CN CN202021706473.0U patent/CN213889072U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2095060U (en) | Adjustable universal work clamp | |
| CN202192571U (en) | Auxiliary jig used for assembling shock absorber bracket | |
| CN211967242U (en) | Novel examine a frock board | |
| CN208231348U (en) | Built-up jig is used in a kind of machining | |
| CN107931293A (en) | A kind of oil bit fixing device of overturning-preventing | |
| CN106002404B (en) | A kind of clamping device of square workpiece | |
| CN213889072U (en) | Clamp for crankshaft key groove for numerical control milling | |
| CN113394713A (en) | Porous drainage plate hole aligning tool for power transmission line | |
| CN210012979U (en) | Brim clamp | |
| CN218284634U (en) | Clamping device for turning crankshaft | |
| CN208178579U (en) | A kind of automatic saw blade gear grinding machine that sub-degree angle is adjustable | |
| CN216991183U (en) | Flywheel blank surface grinding device | |
| CN215817246U (en) | Porous drainage plate hole aligning tool for power transmission line | |
| CN209986120U (en) | Cover shell rolling riveting equipment | |
| CN210412900U (en) | Fixing device for metal gear production and manufacturing | |
| CN208117210U (en) | A kind of nail clipper assembly machine | |
| CN212122775U (en) | Crankshaft polishing machine | |
| CN220881881U (en) | Wear-resisting type ring flange production processingequipment | |
| CN216000247U (en) | Clamp with anti-pinch structure and convenient to regulate and control | |
| CN205085752U (en) | Roll support formula round steel milling machine | |
| CN215296049U (en) | Automobile part testing fixture with high measurement precision | |
| CN220684638U (en) | Capping machine capable of rapidly taking parts | |
| CN219854134U (en) | Signal board test fixture | |
| CN86207247U (en) | Multi-functional sliding adjustable pipe wrench | |
| CN219465853U (en) | Grinding clamp applicable to small sheet-shaped products |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221206 Address after: 116000 Gaoerji Road 378, Shahekou District, Dalian City, Liaoning Province Patentee after: Dalian Ruizhong Metallurgical Equipment Manufacturing Co.,Ltd. Address before: 510000 Hejing poly, Dongbian Road, Huacheng street, Huadu District, Guangzhou City, Guangdong Province Patentee before: Zhan Zhiyun |
|
| 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: 20210806 |