CN207289988U - A kind of camshaft pressing clamp - Google Patents
A kind of camshaft pressing clamp Download PDFInfo
- Publication number
- CN207289988U CN207289988U CN201721301874.6U CN201721301874U CN207289988U CN 207289988 U CN207289988 U CN 207289988U CN 201721301874 U CN201721301874 U CN 201721301874U CN 207289988 U CN207289988 U CN 207289988U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- cavity
- fixed seat
- fixedly connected
- camshaft
- 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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Abstract
The utility model discloses a kind of camshaft pressing clamp, including fixed seat and support column, the support column be fixedly connected at the top of fixed seat, cavity is equipped with the fixed seat, the fixed seat is fixedly connected with driving motor close to one end of support column, the output terminal of the driving motor is fixedly connected with the first screw rod, the one end of first screw rod away from driving motor is run through the outer wall of fixed seat and is extended into cavity, one end of the first screw rod extension and the inner wall rotation connection of cavity, the threaded one end that first screw rod is located in cavity is socketed with sliding block, the side of the sliding block is fixedly connected with multiple pull rods, the one end of the pull rod away from sliding block runs through the inner wall of cavity and stretches out, one end of multiple pull rod extensions is connected by fixed plate.The utility model allows device effectively by cam axis clamping, to avoid camshaft from being slided in press fitting, so as to ensure the press fitting quality of camshaft by the setting of cushion block and stripper plate.
Description
Technical field
It the utility model is related to camshaft technical field, more particularly to a kind of camshaft pressing clamp.
Background technology
Camshaft is a component in piston engine, its effect is to control unlatching and the closed action of valve, though
So in four-stroke engine the rotating speed of camshaft be bent axle half, but usually its rotating speed it is still very high, and need
Very big moment of torsion is born, therefore the requirement in design to camshaft in terms of intensity and support is very high, its material is usually high-quality
Steel alloy or steel alloy, since valve motion rule is related to the power and service performance of an engine, camshaft is set
Meter is in the design process of engine in occupation of highly important status.But the structure of existing camshaft pressing clamp is more
Simply, camshaft can not be caused to be produced relative sliding when being pressed, so as to camshaft effectively by cam axis clamping
Surface cause to abrade, cause camshaft to scrap.
Utility model content
The purpose of this utility model be it is relatively simple in order to solve the structure of camshaft pressing clamp in the prior art, can not
The problem of effectively cam is clamped, causes camshaft to be produced relative sliding when being pressed, and a kind of cam proposed
Axis pressing clamp.
To achieve these goals, the utility model employs following technical solution：
The top of a kind of camshaft pressing clamp, including fixed seat and support column, the support column and fixed seat, which is fixed, to be connected
Connect, be equipped with cavity in the fixed seat, the fixed seat is fixedly connected with driving motor, the driving close to one end of support column
The output terminal of motor is fixedly connected with the first screw rod, and the outer wall of fixed seat is run through in the one end of first screw rod away from driving motor
And extend into cavity, one end of the first screw rod extension and the inner wall rotation connection of cavity, first screw rod is positioned at sky
The threaded one end of intracavitary is socketed with sliding block, and the side of the sliding block is fixedly connected with multiple pull rods, and the pull rod is away from sliding block
One end runs through the inner wall of cavity and stretches out, and one end of multiple pull rods extensions is connected by fixed plate, first spiral shell
Bar is connected to first gear close to one end fixing sleeve of pull rod, and the snail being meshed with first gear is rotatably connected in the cavity
Bar, is fixedly connected with column at the top of the fixed seat, the side of the column is equipped with sliding slot, is rotatably connected in the cavity
Second screw rod, fixing sleeve is connected to the second gear being meshed with worm screw on second screw rod, and second screw rod is away from second
One end of gear sequentially passes through the inner top of cavity and the top of column and extends into sliding slot, and the one of the second screw rod extension
The inner top of end and sliding slot is rotatablely connected, and the threaded one end that second screw rod is located in sliding slot is socketed with stripper plate, described to squeeze
The one end of pressing plate away from the second screw rod runs through the notch of sliding slot and stretches out, and the bottom that the stripper plate extends one end is equipped with arc
Shape groove, is fixedly connected with symmetrically arranged two Y type bars at the top of the fixed seat.
Preferably, the support column and the opposite side of fixed plate are equipped with mounting groove, pass through multiple resistances in the mounting groove
Buddhist nun's damper is connected with buffer board.
Preferably, the interior basal sliding of the cavity is connected with multiple balls, and the edge and pull rod of the ball are in contact.
Preferably, the fixed plate side opposite with support column is fixedly connected with cushion block.
Preferably, the top fixed bonding of the Y types bar has rubber pad.
Preferably, the bottom of the fixed seat is fixedly connected with multiple fixed blocks, and the fixed block is equipped with fixing port.
In the utility model, slided by the first screw rod band movable slider, so that drive cushion block to fix camshaft from one end,
Ball can reduce the frictional force between pull rod and cavity inner wall at the same time, then pass through the engagement between first gear and second gear
Effect drives the second screw rod to rotate, and drives stripper plate to fix camshaft from top, so that camshaft keeps steady in press fitting
It is fixed.The utility model allows device effectively by cam axis clamping, to avoid camshaft from existing by the setting of cushion block and stripper plate
Slided during press fitting, so as to ensure the press fitting quality of camshaft.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of camshaft pressing clamp positive structure diagram；
Fig. 2 be the utility model proposes a kind of camshaft pressing clamp side structure schematic view；
Fig. 3 is structure diagram at the A of Fig. 1.
In figure：1 fixed seat, 2 support columns, 3 driving motors, 4 first screw rods, 5 sliding blocks, 6 pull rods, 7 fixed plates, 8 first teeth
Wheel, 9 worm screws, 10 columns, 11 second screw rods, 12 second gears, 13 Y types bars, 14 damping shock absorbers, 15 buffer boards, 16 balls,
17 cushion blocks, 18 fixed blocks, 19 stripper plates.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the utility model, it is to be understood that term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " top ", " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
Reference Fig. 1-3, a kind of camshaft pressing clamp, including fixed seat 1 and support column 2, support column 2 and fixed seat 1
Top is fixedly connected, and cavity is equipped with fixed seat 1, and fixed seat 1 is fixedly connected with driving motor 3 close to one end of support column 2, uses
In driving the first screw rod 4 to rotate, the output terminal of driving motor 3 is fixedly connected with the first screw rod 4, is slided for band movable slider 5, the
The one end of one screw rod 4 away from driving motor 3 is run through the outer wall of fixed seat 1 and is extended into cavity, one end of the first screw rod 4 extension
It is rotatablely connected with the inner wall of cavity, the threaded one end that the first screw rod 4 is located in cavity is socketed with sliding block 5, for driving pull rod 6 to move
Dynamic, the side of sliding block 5 is fixedly connected with multiple pull rods 6, and for promoting fixed plate 7 to move, the one end of pull rod 6 away from sliding block 5 is passed through
To wear the inner wall of cavity and stretch out, one end that multiple pull rods 6 extend is connected by fixed plate 7, for driving cushion block 17 to move,
First screw rod 4 is connected to first gear 8 close to one end fixing sleeve of pull rod 6, is rotatably connected in cavity and is meshed with first gear 8
Worm screw 9, for drive the second screw rod 11 rotate, the top of fixed seat 1 is fixedly connected with column 10, is used to support the second screw rod
11, the side of column 10 is equipped with sliding slot, and the second screw rod 11, for driving stripper plate 19 to move, second are rotatably connected in cavity
Fixing sleeve is connected to the second gear 12 being meshed with worm screw 9 on screw rod 11, second one end of screw rod 11 away from second gear 12 according to
It is secondary to extend through the inner top of cavity and the top of column 10 and into sliding slot, one end of the second screw rod 11 extension and sliding slot it is interior
Top is rotatablely connected, and the threaded one end that the second screw rod 11 is located in sliding slot is socketed with stripper plate 19, convex for being fixed from top
Wheel shaft, the one end of stripper plate 19 away from the second screw rod 11 run through the notch of sliding slot and stretch out, and stripper plate 19 extends one end
Bottom is equipped with arc groove, and the top of fixed seat 1 is fixedly connected with symmetrically arranged two Y types bar 13, is used to support camshaft.
In the utility model, support column 2 and the opposite side of fixed plate 7 are equipped with mounting groove, pass through multiple resistances in mounting groove
Buddhist nun's damper 14 is connected with buffer board 15, plays certain cushioning effect, and the interior basal sliding of cavity is connected with multiple balls 16,
The edge and pull rod 6 of ball 16 are in contact, and reduce the frictional force between pull rod 6 and cavity inner wall, fixed plate 7 and 2 phase of support column
To side be fixedly connected with cushion block 17, for fixing camshaft, the top fixed bonding of Y types bar 13 has rubber pad, plays one
Fixed cushioning effect, the bottom of fixed seat 1 are fixedly connected with multiple fixed blocks 18, and fixed block 18 is equipped with fixing port, convenient solid
Determine device.
In the utility model, camshaft is first placed on to the top of Y types bar 13, driving motor 3 is then opened and drives first
Screw rod 4 rotates, so as to drive pull rod 6 to move by sliding block 5, fixed plate 7 fixes camshaft by cushion block 17 from one end at this time,
Damping shock absorber 14 can play certain cushioning buffer effect at the same time, while by between first gear 8 and second gear 12
Engagement drive the second screw rod 11 rotate, so as to drive stripper plate 19 to fix camshaft from upper end, so as to keep cam
The stability of axis.
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of camshaft pressing clamp, including fixed seat（1）And support column（2）, it is characterised in that the support column（2）With
Fixed seat（1）Top be fixedly connected, the fixed seat（1）It is interior to be equipped with cavity, the fixed seat（1）Close to support column（2）'s
One end is fixedly connected with driving motor（3）, the driving motor（3）Output terminal be fixedly connected with the first screw rod（4）, described
One screw rod（4）Away from driving motor（3）One end run through fixed seat（1）Outer wall and extend into cavity, first screw rod
（4）One end of extension and the inner wall rotation connection of cavity, first screw rod（4）Threaded one end in cavity is socketed with cunning
Block（5）, the sliding block（5）Side be fixedly connected with multiple pull rods（6）, the pull rod（6）Away from sliding block（5）One end run through
The inner wall of cavity simultaneously stretches out, multiple pull rods（6）One end of extension passes through fixed plate（7）Connection, first screw rod
（4）Close to pull rod（6）One end fixing sleeve be connected to first gear（8）, it is rotatably connected in the cavity and first gear（8）Phase
The worm screw of engagement（9）, the fixed seat（1）Top be fixedly connected with column（10）, the column（10）Side be equipped with slide
Groove, is rotatably connected to the second screw rod in the cavity（11）, second screw rod（11）Upper fixing sleeve is connected to and worm screw（9）Mutually nibble
The second gear of conjunction（12）, second screw rod（11）Away from second gear（12）One end sequentially pass through cavity inner top and
Column（10）Top and extend into sliding slot, second screw rod（11）One end of extension and the inner top of sliding slot, which rotate, to be connected
Connect, second screw rod（11）Threaded one end in sliding slot is socketed with stripper plate（19）, the stripper plate（19）Away from the
Two screw rods（11）One end through sliding slot notch and stretch out, the stripper plate（19）The bottom of extension one end is equipped with arc
Groove, the fixed seat（1）Top be fixedly connected with symmetrically arranged two Y type bars（13）.
A kind of 2. camshaft pressing clamp according to claim 1, it is characterised in that the support column（2）And fixed plate
（7）Opposite side is equipped with mounting groove, passes through multiple damping shock absorbers in the mounting groove（14）It is connected with buffer board（15）.
3. a kind of camshaft pressing clamp according to claim 1, it is characterised in that the interior basal sliding of the cavity connects
It is connected to multiple balls（16）, the ball（16）Edge and pull rod（6）It is in contact.
A kind of 4. camshaft pressing clamp according to claim 1, it is characterised in that the fixed plate（7）With support column
（2）Opposite side is fixedly connected with cushion block（17）.
A kind of 5. camshaft pressing clamp according to claim 1, it is characterised in that the Y types bar（13）Top consolidate
Surely it is bonded with rubber pad.
A kind of 6. camshaft pressing clamp according to claim 1, it is characterised in that the fixed seat（1）Bottom consolidate
Surely multiple fixed blocks are connected with（18）, the fixed block（18）It is equipped with fixing port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721301874.6U CN207289988U (en) | 2017-10-11 | 2017-10-11 | A kind of camshaft pressing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721301874.6U CN207289988U (en) | 2017-10-11 | 2017-10-11 | A kind of camshaft pressing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207289988U true CN207289988U (en) | 2018-05-01 |
Family
ID=62413699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721301874.6U Expired - Fee Related CN207289988U (en) | 2017-10-11 | 2017-10-11 | A kind of camshaft pressing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207289988U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108655980A (en) * | 2018-05-22 | 2018-10-16 | 董杰 | A kind of industry fixture sliding seat |
| CN110411673A (en) * | 2019-08-16 | 2019-11-05 | 烟台中宇航空液压有限公司 | A kind of hydraulic part air seal test platform |
| CN110421517A (en) * | 2019-09-05 | 2019-11-08 | 中船动力研究院有限公司 | A kind of camshaft dismounting tooling and camshaft assembly and disassembly methods |
-
2017
- 2017-10-11 CN CN201721301874.6U patent/CN207289988U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108655980A (en) * | 2018-05-22 | 2018-10-16 | 董杰 | A kind of industry fixture sliding seat |
| CN110411673A (en) * | 2019-08-16 | 2019-11-05 | 烟台中宇航空液压有限公司 | A kind of hydraulic part air seal test platform |
| CN110421517A (en) * | 2019-09-05 | 2019-11-08 | 中船动力研究院有限公司 | A kind of camshaft dismounting tooling and camshaft assembly and disassembly methods |
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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: 20180501 Termination date: 20181011 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |