CN206405727U - Workpiece pre-pressing locking device - Google Patents
Workpiece pre-pressing locking device Download PDFInfo
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- CN206405727U CN206405727U CN201621351599.4U CN201621351599U CN206405727U CN 206405727 U CN206405727 U CN 206405727U CN 201621351599 U CN201621351599 U CN 201621351599U CN 206405727 U CN206405727 U CN 206405727U
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- rod
- hole
- locking device
- pressing
- described matrix
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Abstract
The utility model provides a kind of workpiece pre-pressing locking device, including：Matrix, in offering the through hole through its height on matrix；Pre-compressing device, pre-compressing device includes sliding the body of rod being arranged in through hole, and the equal penetrated through via holes in two ends of the body of rod are set；Also include on the body of rod and positioned at the pressing plate of matrix top end, and between matrix and body of rod bottom, with the elastic component for the workpiece pre-pressing for applying elastic pushing tow to the body of rod and making pressing plate be placed on matrix top；Locking device, locking device is coated on the resilient sleeve being placed on the body of rod in through hole, and it is formed at the mobile power transmission portion in the sealing accommodating chamber between resilient sleeve and matrix, sealing accommodating chamber being fitted with that the resilient sleeve can be extruded under external force so that the body of rod to be locked.Workpiece of the present utility model pre-pressing locking mechanism, can solve the problem that deficiency of the prior art, and with good using effect.
Description
Technical field
The utility model is related to machining technology field, more particularly to a kind of workpiece pre-pressing locking device.
Background technology
The field of machining of China is just in high speed development, and product, which is constantly updated, regenerates；The trial-production of new product is processed from not
Go into operation clamps.Jig is for fixed processing workpiece.Clamping workpiece often needs a pre-pressing to during fixture
Strength carry out sturdy locating surface, but common pre-pressing mechanism majority is simple spring mechanism, and spring can only play balance
Effect, can not be locked to workpiece formation, and make pre-pressing mechanism using effect not good enough, be generally required in close position in addition
Hold-down mechanism is arranged, the expensive real estate of fixture is wasted, while also increasing cost.
Utility model content
In view of this, the utility model is directed to a kind of workpiece pre-pressing locking mechanism, can realize to pre-pressing
Workpiece afterwards is locked, simple in construction, is easy to operation, and with preferable using effect.
To achieve the above object, technical solution of the present utility model is：A kind of workpiece pre-pressing locking device, bag
Include：
Matrix, in offering the through hole through its height in described matrix；
Pre-compressing device, the pre-compressing device includes sliding the body of rod being arranged in the through hole, the two of the body of rod
End penetrates the through hole and set；Also include on the body of rod and positioned at the pressing plate of described matrix top end, Yi Jishe
The pressing plate is set to be placed on the base between described matrix and the body of rod bottom, to apply elastic pushing tow to the body of rod
The elastic component of the workpiece pre-pressing on body top；
Locking device, the locking device is coated on the resilient sleeve being placed on the body of rod in the through hole, and shape
Being fitted with sealing accommodating chamber described in Cheng Yu between resilient sleeve and described matrix, the sealing accommodating chamber can be under external force
The mobile power transmission portion that the resilient sleeve is extruded so that the body of rod to be locked.
It is further preferred that by described matrix bottom to top orientation, the stepped radial direction of through hole diminishes, the bullet
Property set be located at described matrix in the middle part of through hole in.
It is further preferred that the mobile power transmission portion is to be filled in the liquid sealed in accommodating chamber or located at described close
The spheroid that the multiple gaps sealed in accommodating chamber are set.
It is further preferred that the screwed hole for connecting the sealing accommodating chamber is offered in described matrix, in the screwed hole
Inward turning is screwed with threaded mandrel, and seal is provided between the threaded mandrel and the sealing accommodating chamber, the screw thread is screwed in external force
When push rod promotes the seal to the liquid or spheroid movement, the liquid or the spheroid is set to extrude the elasticity
Cover and lock the body of rod.
It is further preferred that the screwed hole is two circumferentially uniformly opened up along described matrix, in each screwed hole
It is equipped with threaded mandrel and seal.
It is further preferred that leading in being further opened with an oiling being connected with the sealing accommodating chamber in described matrix circumference
Hole, in being fitted with seal plug in the oiling through hole.
It is further preferred that the body of rod be inverted T-shape, the elastic component for be sheathed on the body of rod and be located at institute
State the spring between body of rod bottom and described matrix bottom.
It is further preferred that being bolted with lid in the body of rod top, spring pad is provided between the lid and the pressing plate
Circle.
It is further preferred that having base, the base and the elasticity in elastic conjunction in the through hole of described matrix bottom
External member is provided with adjust pad.
It is further preferred that on described matrix top between the body of rod be provided with rubber dust-proof sealing ring.
Workpiece of the present utility model pre-pressing locking device, by setting pre-compressing device, that is, is provided with the body of rod, and
The pressing plate positioned at matrix top end on the body of rod, when elastic component carries out elastic pushing tow to body of rod bottom, pressing plate can be real
Now to the pre-pressing of workpiece；By setting locking mechanism, that is, the resilient sleeve being coated in through hole on the body of rod is provided with, in resilient sleeve
And sealing accommodating chamber is formed between matrix, the mobile power transmission portion extruding elasticity adapted to seal under external force in accommodating chamber
Cover and lock the body of rod, and realize and the workpiece after pre-pressing is locked, it is simple in construction, it is easy to operation, and with preferable
Using effect.
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 top view of the workpiece pre-pressing locking device described in the utility model embodiment；
Fig. 2 is A-A in Fig. 1 to sectional view；
Fig. 3 is the B-B direction sectional view in Fig. 1.
Description of reference numerals：
1- matrixes, 11- first through hole, the through holes of 12- second, 13- third through-holes, 14- threaded mandrels, 15- seals, 16-
Oiling through hole, 17- seal plugs, 18- lids, 19- spring washers, the 21- bodies of rod, 22- pressing plates, 23- elastic components, 31- resilient sleeves,
32- seals accommodating chamber, 4- bases, 5- adjust pads, 6- rubber dust-proof 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 workpiece pre-pressing locking device, as shown in Fig. 1 to Fig. 3, and its overall structure includes base
Body 1, pre-compressing device and locking device, specifically, matrix 1 is set in similar convex shape, offer in the middle part of matrix 1 and run through
On the through hole of its height, concrete structure, by the bottom of matrix 1 to top orientation, the stepped radial direction of through hole diminishes, the present embodiment
In, through hole is set in three ranks, and aperture is followed successively by first through hole 11, the second through hole 12 and third through-hole 13 from large to small.
As shown in Fig. 2, Fig. 3, pre-compressing device includes sliding the body of rod 21 being arranged in through hole, and the two ends of the body of rod 21 are worn
Saturating through hole is set, in addition on the body of rod 21 and positioned at the pressing plate 22 of the top end of matrix 1, and located at matrix 1 and the body of rod
Between 21 bottoms, with the elasticity for the workpiece pre-pressing for applying elastic pushing tow to the body of rod 21 and making pressing plate 22 be placed on the top of matrix 1
On part 23, concrete structure, the body of rod 21 is inverted T-shape, and T-shaped head is arranged on the bottom of the body of rod 21, and elastic component 23 is to be arranged
In on the body of rod 21 and in the spring between the bottom of the body of rod 21 and the bottom of matrix 1, the present embodiment, elastic component 23 is rectangle bullet
Spring.In the present embodiment, the body of rod 21 is in two grades of stepped settings, and the diameter of the body of rod 21 in through hole is compared with the body of rod outside through hole
21 diameters are small, for ease of the installation of pressing plate 22, and pressing plate 22 is arranged at the step of the body of rod 21 outside through hole, in the present embodiment, is
It is easy to the fine position of pressing plate 22, lid 18 is bolted with the top of the body of rod 21, spring washer 19 is provided between lid 18 and pressing plate 22.
In concrete operations, the height of manual lifting pressing plate 22, pressing plate 22 drives the body of rod 21 in being slided and compression spring in through hole,
Now, workpiece to be processed is placed in the top of matrix 1, unclamps pressing plate 22, the body of rod 21 is moved down under the drive of spring, and then with dynamic pressure
Plate 22 is displaced downwardly to workpiece to be processed pre-pressing.Because of the effect of spring, the body of rod 21 can be in rotating in through hole, i.e., pressing plate 22 can also revolve
Going to needs position.
As shown in Fig. 2 combinations Fig. 3, locking device is coated on the resilient sleeve 31 on the body of rod 21 being placed in through hole, with
And it is formed at the sealing accommodating chamber 32 between resilient sleeve 31 and matrix 1, being fitted with sealing accommodating chamber 32 can be under external force
Extrude mobile power transmission portion of the resilient sleeve 31 so that the body of rod 21 to be locked.On concrete structure, resilient sleeve 31 be fixedly arranged on matrix 1 and with
Through hole is arranged concentrically, in the present embodiment, and the centre bore of resilient sleeve 31 is equal with through-hole diameter；In mistake in the through hole of the bottom of matrix 1
Be full of and be equipped with base 4, the present embodiment, base 4 in convex shape set, upper part elastic conjunction in the bottom of the second through hole 12,
Lower part elastic conjunction is in first through hole 11, and base 4 is formed to the bottom of matrix 1 and sealed, to make fixed effect more preferably, in base
Also it is bolted with fastener, the present embodiment, is fixed for the axial direction to the body of rod 21, in base 4 and resilient sleeve between 4 and matrix 1
31 are provided with adjust pad 5；In the present embodiment, on the top of matrix 1 between the body of rod 21 be provided with rubber dust-proof sealing ring 6, with
The top of matrix 1 is formed in sealing, the present embodiment, sealing accommodating chamber 32 by rubber dust-proof sealing ring 6, the body of rod 21, matrix 1,
Resilient sleeve 31 and base 4 enclose structure and formed.
In the present embodiment, mobile power transmission portion is the liquid that is filled in sealing accommodating chamber 32 or in sealing accommodating chamber 32
Multiple gaps set spheroid, be preferably filled in sealing accommodating chamber 32 in hydraulic oil.In being offered on matrix 1, connection is close
The screwed hole of accommodating chamber 32 is sealed, threaded mandrel 14 is screwed with screwed hole inward turning, is provided between threaded mandrel 14 and sealing accommodating chamber 32
Seal 15, when external force rotary screwing thread push rod 14 promotes seal 15 to be moved to hydraulic oil, makes hydraulic oil extrude resilient sleeve 31
And lock the body of rod 21, to make effect more preferably, screwed hole is to be all provided with two circumferentially uniformly opened up along matrix 1, each screwed hole
There are threaded mandrel 14 and seal 15.
In the present embodiment, for ease of the utility model can more than one piece use simultaneously, in be further opened with the circumference of matrix 1 one with it is close
The oiling through hole 16 that is connected of envelope accommodating chamber 32, in being fitted with seal plug 17, more than one piece in oiling through hole 16 in use, opening close
Block head 17, more than one piece the utility model is via the phase connection in series-parallel of oiling through hole 16.
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 (10)
1. a kind of workpiece pre-pressing locking device, it is characterised in that including：
Matrix（1）, in described matrix（1）On offer through hole through its height；
Pre-compressing device, the pre-compressing device includes sliding the body of rod being arranged in the through hole（21）, the body of rod（21）
Two ends penetrate the through hole and set；Also include being located at the body of rod（21）Above and positioned at described matrix（1）Top end
Pressing plate（22）, and located at described matrix（1）And the body of rod（21）Between bottom, with to the body of rod（21）Apply elastic top
Push away and make the pressing plate（22）It is placed on described matrix（1）The elastic component of the workpiece pre-pressing on top（23）；
Locking device, the locking device is coated on the body of rod being placed in the through hole（21）On resilient sleeve（31）, with
And it is formed at the resilient sleeve（31）And described matrix（1）Between sealing accommodating chamber（32）, the sealing accommodating chamber（32）It is interior
It is fitted with that the resilient sleeve can be extruded under external force（31）With by the body of rod（21）The mobile power transmission portion of locking.
2. workpiece according to claim 1 pre-pressing locking device, it is characterised in that：By described matrix（1）Bottom is extremely
Top orientation, the stepped radial direction of through hole diminishes, the resilient sleeve（31）Positioned at described matrix（1）In the through hole at middle part.
3. workpiece according to claim 1 pre-pressing locking device, it is characterised in that：The mobile power transmission portion is filling
In the sealing accommodating chamber（32）Interior liquid or located at the sealing accommodating chamber（32）The spheroid that interior multiple gaps are set.
4. workpiece according to claim 3 pre-pressing locking device, it is characterised in that：Described matrix（1）On offer
Connect the sealing accommodating chamber（32）Screwed hole, be screwed with threaded mandrel in the screwed hole inward turning（14）, the threaded mandrel
（14）And the sealing accommodating chamber（32）Between be provided with seal（15）, the threaded mandrel is screwed in external force（14）Promote described close
Sealing（15）When being moved to the liquid or the spheroid, the liquid or the spheroid is set to extrude the resilient sleeve（31）And incite somebody to action
The body of rod（21）Locking.
5. workpiece according to claim 4 pre-pressing locking device, it is characterised in that：The screwed hole is along the base
Body（1）Threaded mandrel is equipped with circumferential two uniformly opened up, each screwed hole（14）And seal（15）.
6. workpiece according to claim 5 pre-pressing locking device, it is characterised in that：In described matrix（1）In circumference
It is further opened with one and the sealing accommodating chamber（32）The oiling through hole being connected（16）, in the oiling through hole（16）Inside it is fitted with
Seal plug（17）.
7. workpiece according to claim 1 pre-pressing locking device, it is characterised in that：The body of rod（21）For the word of falling T
Shape, the elastic component（23）To be sheathed on the body of rod（21）Go up and be located at the body of rod（21）Bottom and described matrix（1）Bottom
Spring between end.
8. workpiece according to any one of claim 1 to 7 pre-pressing locking device, it is characterised in that：In the bar
Body（21）Top is bolted with lid（18）, the lid（18）And the pressing plate（22）Between be provided with spring washer（19）.
9. workpiece according to claim 8 pre-pressing locking device, it is characterised in that：In described matrix（1）Bottom
Elastic conjunction has base in through hole（4）, the base（4）With the resilient sleeve（31）Part is provided with adjust pad（5）.
10. workpiece according to claim 9 pre-pressing locking device, it is characterised in that：In described matrix（1）On top
With the body of rod（21）Between be provided with rubber dust-proof sealing ring（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621351599.4U CN206405727U (en) | 2016-12-10 | 2016-12-10 | Workpiece pre-pressing locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621351599.4U CN206405727U (en) | 2016-12-10 | 2016-12-10 | Workpiece pre-pressing locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206405727U true CN206405727U (en) | 2017-08-15 |
Family
ID=59549775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621351599.4U Active CN206405727U (en) | 2016-12-10 | 2016-12-10 | Workpiece pre-pressing locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206405727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106736647A (en) * | 2016-12-10 | 2017-05-31 | 保定向阳航空精密机械有限公司 | Workpiece pre-pressing locking device |
-
2016
- 2016-12-10 CN CN201621351599.4U patent/CN206405727U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106736647A (en) * | 2016-12-10 | 2017-05-31 | 保定向阳航空精密机械有限公司 | Workpiece pre-pressing locking device |
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