CN206405777U - Hydraulic lateral holding device - Google Patents
Hydraulic lateral holding device Download PDFInfo
- Publication number
- CN206405777U CN206405777U CN201621351565.5U CN201621351565U CN206405777U CN 206405777 U CN206405777 U CN 206405777U CN 201621351565 U CN201621351565 U CN 201621351565U CN 206405777 U CN206405777 U CN 206405777U
- Authority
- CN
- China
- Prior art keywords
- out against
- cylinder body
- hydraulic
- piston rod
- oil pocket
- 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.)
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Abstract
The utility model discloses a kind of hydraulic lateral holding device, including：Hydraulic-driven portion, it includes cylinder body, and is connected in the piston rod in cylinder body, and the first oil pocket positioned at piston head bottom and the second oil pocket positioned at piston head top are respectively formed between the piston head two ends of the piston rod in cylinder body；Portion is held out against, it includes and the body of rod of piston rod is connected holds out against body, and groove is held out against located at hold out against body one side；When hydraulic oil flows into the second oil pocket via the second oilhole on cylinder body, piston rod is moved down under the driving of hydraulic oil, drive hold out against body in glided on cylinder body and by workpiece pre-tightening, when hydraulic oil flows into the first oil pocket via the first oilhole on cylinder body, piston rod is moved up under the driving of hydraulic oil, and drive holds out against body and unclamps workpiece in upper cunning on cylinder body.The utility model can be realized and the processing to all faces to be processed is completed after clamped one time in the lateral carry out Automatic-clamping of workpiece, easy to use.
Description
Technical field
The utility model is related to workpiece field of locating technology, more particularly to a kind of hydraulic lateral holding device.
Background technology
Working piece positioning device, also referred to as fixture, to be gripped to workpiece in workpiece process, existing skill
In art, it is complete when being processed to the larger face to be processed compared with thin workpiece, after traditional installation way clamping to be unable to time processing
All machined surfaces carry out secondary clamping, it is necessary to the clamping that cutter has interference to machined surface is avoided with pressing plate to workpiece,
It is cumbersome, it is inconvenient for use.
Utility model content
In view of this, the utility model is directed to a kind of hydraulic lateral holding device, can be in the lateral to work of workpiece
Part carries out Automatic-clamping, and realization completes the processing to all faces to be processed after clamped one time, easy to use.
To achieve the above object, technical solution of the present utility model is：A kind of hydraulic lateral holding device, including：
Hydraulic-driven portion, the hydraulic-driven portion includes cylinder body, and is connected in the piston rod in the cylinder body, in
The first oil pocket positioned at the piston head bottom and position are respectively formed between the piston head two ends of piston rod in the cylinder body
The second oil pocket in the piston head top；
Hold out against portion, the portion of holding out against includes and the body of rod of the piston rod is connected holds out against body, and located at described
Hold out against body one side holds out against groove；
When hydraulic oil flows into second oil pocket via the second oilhole on the cylinder body, the piston rod is in hydraulic pressure
Oil driving under move down, drive hold out against body on cylinder body glide and workpiece to be processed is held out against, hydraulic oil via located at
When the first oilhole on the cylinder body flows into first oil pocket, the piston rod is moved up under the driving of hydraulic oil, band
The dynamic body that holds out against unclamps workpiece to be processed in upper cunning on cylinder body.
It is further preferred that described hold out against is provided with dovetail groove on body, the dovetail groove is slidably connected to located at described
In dovetails on cylinder body.
It is further preferred that the groove that holds out against is circular arc.
It is further preferred that the body that holds out against is fixed on the body of rod via fastener.
It is further preferred that being provided with cylinder cap in the cylinder body, first oil pocket is formed at the cylinder cap, piston head bottom
Between end and the cylinder body.
Hydraulic lateral holding device of the present utility model, by setting hydraulic-driven portion and holding out against portion, hydraulic oil via
When the second oilhole on cylinder body flows into the second oil pocket, piston rod is moved down under the driving of hydraulic oil, and drive holds out against this
Body holds out against workpiece to be processed in downslide on cylinder body, and hydraulic oil flows into the first oil pocket via the first oilhole on cylinder body
When, piston rod is moved up under the driving of hydraulic oil, and drive holds out against body and unclamps workpiece to be processed in upper cunning on cylinder body,
Can be to the lateral carry out Automatic-clamping of workpiece, realization completes the processing to all faces to be processed, user after clamped one time
Just.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the structural representation of the hydraulic lateral holding device described in the utility model embodiment；
Fig. 2 is the structural representation in the hydraulic-driven portion described in the utility model embodiment；
Fig. 3 for Fig. 2 A to revolved sectional view；
Fig. 4 is the structural representation for holding out against portion described in the utility model embodiment；
Fig. 5 is Fig. 4 B-B direction revolved sectional view；
Description of reference numerals：
11- cylinder bodies, 12- piston heads, the 13- bodies of rod, the oilholes of 14- first, the oil pockets of 15- first, the oilholes of 16- second, 17- second
Oil pocket, 18- dovetails, 19- cylinder caps, 21- holds out against body, and 22- holds out against groove, 23- dovetail grooves, 3- fasteners, 4- sealing rings.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The present embodiment is related to a kind of hydraulic lateral holding device, and its overall structure includes hydraulic-driven portion and holds out against portion, has
Body, as shown in Fig. 1 to Fig. 3, hydraulic-driven portion includes cylinder body 1, and is connected in the piston rod in the cylinder body 1, this
In embodiment, cylinder body 1 and or the structure of piston rod it is identical with the structure of the cylinder body 1 of hydraulic cylinder in the prior art and piston rod, institute
It is respectively formed between the two ends of piston head 12 for stating the piston rod in cylinder body 1 positioned at the first oil pocket 15 of the bottom of piston head 12 and position
In the second oil pocket 17 in the top of piston head 12, the present embodiment, in being additionally provided with cylinder cap 19 on cylinder body 1, the first oil pocket 15 is formed
Between cylinder cap 19, the bottom of piston head 12 and cylinder body 1, and in the present embodiment, between cylinder cap 19, piston head 12, the body of rod 13 and cylinder body 1
It is provided with sealing ring 4.
Based on constituted above, as shown in Fig. 1, Fig. 4, Fig. 5, the portion of holding out against includes and holding out against that the body of rod 13 of piston rod is connected
Body 21, and located at the holding out against on groove 22, concrete structure of the one side of body 21 is held out against, hold out against body 21 solid via fastener 3
It is connected on the body of rod 13, in the present embodiment, fastener 3 is screw or bolt, holds out against groove 22 for circular arc, for by workpiece to be processed
Suppress on workbench.
In concrete operations, when hydraulic oil flows into the second oil pocket 17 via the second oilhole 16 on cylinder body 1, piston rod exists
Moved down under the driving of hydraulic oil, drive holds out against body 21 and held out against workpiece to be processed, hydraulic oil warp in downslide on cylinder body 1
When flowing into the first oil pocket 15 by the first oilhole 14 on cylinder body 1, piston rod is moved up under the driving of hydraulic oil, is driven
Body 21 is held out against to unclamp workpiece to be processed in upper cunning on cylinder body 1.In the present embodiment, for ease of top body on cylinder body 1
Slide, hold out against and dovetail groove 23 is provided with body 21, dovetail groove 23 is slidably connected in the dovetails 18 on cylinder body 1.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (5)
1. a kind of hydraulic lateral holding device, it is characterised in that including：
Hydraulic-driven portion, the hydraulic-driven portion includes cylinder body（1）, and be connected in the cylinder body（1）Interior piston rod,
In the cylinder body（1）The piston head of interior piston rod（12）It is respectively formed between two ends positioned at the piston head（12）Bottom
First oil pocket（15）With positioned at the piston head（12）Second oil pocket on top（17）；
Portion is held out against, the portion of holding out against includes the body of rod with the piston rod（13）Connected holds out against body（21）, and located at institute
State and hold out against body（21）One side holds out against groove（22）；
Hydraulic oil is via located at the cylinder body（1）On the second oilhole（16）Flow into second oil pocket（17）When, the piston
Bar is moved down under the driving of hydraulic oil, and drive holds out against body（21）In cylinder body（1）It is upper downslide and workpiece to be processed is held out against,
Hydraulic oil is via located at the cylinder body（1）On the first oilhole（14）Flow into first oil pocket（15）When, the piston rod exists
Moved up under the driving of hydraulic oil, drive holds out against body（21）In cylinder body（1）Go up cunning and unclamp workpiece to be processed.
2. hydraulic lateral holding device according to claim 1, it is characterised in that：It is described to hold out against body（21）On be provided with
Dovetail groove（23）, the dovetail groove（23）It is slidably connected to located at the cylinder body（1）On dovetails（18）On.
3. hydraulic lateral holding device according to claim 1, it is characterised in that：It is described to hold out against groove（22）For circular arc.
4. hydraulic lateral holding device according to claim 1, it is characterised in that：It is described to hold out against body（21）Via fastening
Part（3）It is fixed on the body of rod（13）On.
5. hydraulic lateral holding device according to any one of claim 1 to 4, it is characterised in that：In the cylinder body（1）
It is provided with cylinder cap（19）, first oil pocket（15）It is formed at the cylinder cap（19）, piston head（12）Bottom and the cylinder body（1）
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621351565.5U CN206405777U (en) | 2016-12-10 | 2016-12-10 | Hydraulic lateral holding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621351565.5U CN206405777U (en) | 2016-12-10 | 2016-12-10 | Hydraulic lateral holding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206405777U true CN206405777U (en) | 2017-08-15 |
Family
ID=59549767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621351565.5U Active CN206405777U (en) | 2016-12-10 | 2016-12-10 | Hydraulic lateral holding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206405777U (en) |
-
2016
- 2016-12-10 CN CN201621351565.5U patent/CN206405777U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |