CN206967110U - A kind of cylinder tensioning apparatus - Google Patents
A kind of cylinder tensioning apparatus Download PDFInfo
- Publication number
- CN206967110U CN206967110U CN201720855195.7U CN201720855195U CN206967110U CN 206967110 U CN206967110 U CN 206967110U CN 201720855195 U CN201720855195 U CN 201720855195U CN 206967110 U CN206967110 U CN 206967110U
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- CN
- China
- Prior art keywords
- block
- inwall
- tensioning
- cylinder
- piston
- Prior art date
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Abstract
The utility model discloses a kind of cylinder tensioning apparatus, including cylinder block, the inwall of the cylinder block is provided with piston, and it is fixedly connected with piston rod at the upper end center of piston, the piston rod is rotatably connected to connecting rod through the inwall end that stretches out of cylinder block, the one end of the connecting rod away from piston rod is rotatably connected to U-shaped axle, the both sides of the U-shaped axle upper end outer wall are symmetrically fixedly connected with rotating bar, the upper end of the cylinder block is fixedly connected with sleeve, and rotating bar stretches out through the inwall of sleeve, the stretch out inwall at end of the rotating bar is provided with loose slot, and the inner thread of loose slot is connected with screw mandrel, the outer wall of the circular fixture block is socketed with tensioning block, the outer wall side of the tensioning block is uniformly connected with several springs, and the one end of spring away from tensioning block is provided with rubber blanket.The utility model is simple in construction, easy to operate, suitable for the irregular piece-holder of inwall, and reduces labour, improves production efficiency.
Description
Technical field
It the utility model is related to cylinder technical field, more particularly to a kind of cylinder tensioning apparatus.
Background technology
At present, it is frequently necessary to clamp workpiece in equipment assembly line or on other production lines, existing folder
Holding mechanism includes mechanical clamping, oil cylinder, air-cylinder type clamping etc., but the defects of certain all be present, irregular for some
Workpiece is difficult to be clamped, and is only clamped by its inwall, particularly irregular to inwall or work that inwall is concave surface
When part is clamped, certain puzzlement is produced, and existing operation is all by manually carrying out, because each tensioning degree is all
Manual control, it is difficult to which rate of tension just once is transferred into proper states, thus need constantly regulate in process of production, serious shadow
Operating efficiency has been rung, has not only expended time and muscle power, and certain potential safety hazard be present.
Utility model content
In order to solve the problems, such as to be mentioned in above-mentioned background technology, the utility model provides a kind of cylinder tensioning apparatus.
To achieve these goals, the utility model employs following technical scheme：
A kind of cylinder tensioning apparatus, including cylinder block, the inwall of the cylinder block are provided with piston, and the upper end center of piston
Place is fixedly connected with piston rod, and the piston rod is rotatably connected to connecting rod through the inwall of the cylinder block end that stretches out, described
The one end of connecting rod away from piston rod is rotatably connected to U-shaped axle, and the both sides of the U-shaped axle upper end outer wall, which are symmetrically fixedly connected with, to be turned
Lever, the upper end of the cylinder block is fixedly connected with sleeve, and rotating bar stretches out through the inwall of sleeve, the rotating bar
The inwall at end of stretching out is provided with loose slot, and the inner thread of loose slot is connected with screw mandrel, the screw mandrel through loose slot to
Outer elongated end is fixedly connected with circular fixture block, and the outer wall of the circular fixture block is socketed with tensioning block, the inwall of tensioning block be provided with
Circular neck corresponding to circular fixture block, the outer wall side of the tensioning block are uniformly connected with several springs, and remote of spring
One end of tight block is provided with rubber blanket.
Preferably, the outer wall side of the tensioning block is arc convex.
Preferably, the rotating bar is socketed with bearing with the outer wall at sleeve connection.
Preferably, the end of the piston rod is provided with groove corresponding with connecting rod, and the inwall of groove is connected with rotating shaft,
Connecting rod is connected by rotating shaft with piston rod rotation.
Compared with prior art, the beneficial effects of the utility model are：Compressed gas enters in cylinder block through air inlet, from
And promoting piston to do straight line back and forth movement, piston make it that connecting rod rotates, and drives U-shaped axle to rotate by connecting rod, U-shaped
Axle drives the rotating bar rotation of both sides, and rotating bar rotates and drives screw mandrel to rotate, and then causes screw mandrel to do horizontal rectilinear motion, most
Realize the tensioning and contraction of tensioning block eventually, and because screw mandrel through the loose slot end that stretches out is fixedly connected with circular fixture block,
The inwall of tight block is provided with circular neck corresponding with circular fixture block, when screw mandrel is rotated, does not influence tensioning block to both sides
Mobile tensioning, and the outer wall side of tensioning block is connected with rubber blanket by several springs, adds and is rubbed with the surface of contact surface
Power is wiped, stability is more preferable, simultaneously because the outer wall side of tensioning block is arc convex, can be applied to the tensioning of plane and concave surface
Effect, and be bonded with contact surface even closer.The utility model is simple in construction, easy to operate, suitable for the irregular workpiece of inwall
Clamping, and labour is reduced, production efficiency is improved, the device is easy to use ingenious, is suitably widely popularized.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the utility model A structure enlargement diagrams.
In figure：Cylinder block 1, piston 2, piston rod 3, sleeve 4, U-shaped axle 5, rotating bar 6, connecting rod 7, loose slot 8, screw mandrel
9th, circular fixture block 10, tensioning block 11, spring 12, rubber blanket 13.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-2, a kind of cylinder tensioning apparatus, including cylinder block 1, the inwall of cylinder block 1 are provided with piston 2, and piston 2
Upper end center at be fixedly connected with piston rod 3, piston rod 3 is rotatably connected to company through the inwall of cylinder block 1 end that stretches out
Extension bar 7, the one end of connecting rod 7 away from piston rod 3 are rotatably connected to U-shaped axle 5, and the both sides of the U-shaped upper end outer wall of axle 5 are symmetrically fixed to be connected
Rotating bar 6 is connected to, the upper end of cylinder block 1 is fixedly connected with sleeve 4, and rotating bar 6 stretches out through the inwall of sleeve 4, turns
The stretch out inwall at end of lever 6 is provided with loose slot 8, and the inner thread of loose slot 8 is connected with screw mandrel 9, and screw mandrel 9 is through activity
The end that stretches out of groove 8 is fixedly connected with circular fixture block 10, and the outer wall of circular fixture block 10 is socketed with tensioning block 11, tensioning block 11 it is interior
Wall is provided with circular neck corresponding with circular fixture block 10, and the outer wall side of tensioning block 11 is uniformly connected with several springs 12, and
The one end of spring 12 away from tensioning block 11 is provided with rubber blanket 13.
Specifically, the outer wall side of tensioning block 11 is arc convex, plane and the tension of concave surface can be applied to, and
It is bonded with contact surface even closer.
Specifically, rotating bar 6 and the outer wall of the junction of sleeve 4 are socketed with bearing, be advantageous to the rotation of rotating bar 6, reduce
Frictional force.
Specifically, the end of piston rod 3 be provided with 7 corresponding groove of connecting rod, and the inwall of groove is connected with rotating shaft, even
Extension bar 7 is rotatablely connected by rotating shaft and piston rod 3, and compressed gas promotes piston 2 to do straight line back and forth movement, so that connecting rod
7 rotate, and then drive U-shaped axle 5 to rotate by connecting rod 7.
Operation principle：In the utility model, compressed gas enters in cylinder block 1 through air inlet, and piston 2 is promoted so as to promote
Straight line back and forth movement is done, piston 2 causes connecting rod 7 to rotate, and drives U-shaped axle 5 to rotate by connecting rod 7, and U-shaped axle 5 drives two
The rotating bar 6 of side rotates, because the stretch out inwall at end of rotating bar 6 is provided with loose slot 8, and the inner thread of loose slot 8
Screw mandrel 9 is connected with, rotating bar 6 is rotated and drives screw mandrel 9 to rotate, and then causes screw mandrel 9 to do horizontal rectilinear motion, and final realize is opened
The tensioning and contraction of tight block 11, and because screw mandrel 9 through the end that stretches out of loose slot 8 is fixedly connected with circular fixture block 10, tensioning
The inwall of block 11 is provided with circular neck corresponding with circular fixture block 10, when screw mandrel 9 is rotated, do not influence tensioning block 11 to
Both sides movement tensioning, and the outer wall side of tensioning block 11 is connected with rubber blanket 13 by several springs 12, adds with contacting
The skin-friction force in face, stability is more preferable, simultaneously because the outer wall side of tensioning block 11 is arc convex, can be applied to plane
With the tension of concave surface, and it is bonded with contact surface even closer.
It is described above, the only 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 scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (4)
1. a kind of cylinder tensioning apparatus, including cylinder block (1), it is characterised in that：The inwall of the cylinder block (1) is provided with piston
(2) piston rod (3), and at the upper end center of piston (2) is fixedly connected with, the piston rod (3) passes through the inwall of cylinder block (1)
The end that stretches out is rotatably connected to connecting rod (7), and the one end of the connecting rod (7) away from piston rod (3) is rotatably connected to U-shaped axle
(5), the both sides of U-shaped axle (5) upper end outer wall are symmetrically fixedly connected with rotating bar (6), and the upper end of the cylinder block (1) is fixed
It is connected with sleeve (4), and rotating bar (6) stretches out through the inwall of sleeve (4), the rotating bar (6) stretches out end
Inwall is provided with loose slot (8), and the inner thread of loose slot (8) is connected with screw mandrel (9), and the screw mandrel (9) passes through loose slot (8)
The end that stretches out is fixedly connected with circular fixture block (10), and the outer wall of the circular fixture block (10) is socketed with tensioning block (11), tensioning
The inwall of block (11) is provided with circular neck corresponding with circular fixture block (10), and the outer wall side of the tensioning block (11) uniformly connects
There are several springs (12), and the one end of spring (12) away from tensioning block (11) is provided with rubber blanket (13).
A kind of 2. cylinder tensioning apparatus according to claim 1, it is characterised in that：The outer wall side of the tensioning block (11)
For arc convex.
A kind of 3. cylinder tensioning apparatus according to claim 1, it is characterised in that：The rotating bar (6) connects with sleeve (4)
The outer wall at the place of connecing is socketed with bearing.
A kind of 4. cylinder tensioning apparatus according to claim 1, it is characterised in that：The end of the piston rod (3) is provided with
Groove corresponding with connecting rod (7), and the inwall of groove is connected with rotating shaft, connecting rod (7) is rotated by rotating shaft and piston rod (3)
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855195.7U CN206967110U (en) | 2017-07-14 | 2017-07-14 | A kind of cylinder tensioning apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855195.7U CN206967110U (en) | 2017-07-14 | 2017-07-14 | A kind of cylinder tensioning apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206967110U true CN206967110U (en) | 2018-02-06 |
Family
ID=61402320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720855195.7U Expired - Fee Related CN206967110U (en) | 2017-07-14 | 2017-07-14 | A kind of cylinder tensioning apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206967110U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222858A (en) * | 2020-10-10 | 2021-01-15 | 刘玉 | Processing device of extrusion pipe for injection molding machine |
-
2017
- 2017-07-14 CN CN201720855195.7U patent/CN206967110U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222858A (en) * | 2020-10-10 | 2021-01-15 | 刘玉 | Processing device of extrusion pipe for injection molding machine |
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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: 20180206 Termination date: 20210714 |