CN208744623U - A kind of spring active grab - Google Patents
A kind of spring active grab Download PDFInfo
- Publication number
- CN208744623U CN208744623U CN201821295536.0U CN201821295536U CN208744623U CN 208744623 U CN208744623 U CN 208744623U CN 201821295536 U CN201821295536 U CN 201821295536U CN 208744623 U CN208744623 U CN 208744623U
- Authority
- CN
- China
- Prior art keywords
- sliding bar
- spring
- active grab
- pedestal
- spring active
- 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.)
- Active
Links
Landscapes
- Adornments (AREA)
Abstract
The utility model discloses a kind of spring active grabs, it include pedestal, the sliding bar of the opposite pedestal horizontal movement of energy is provided on pedestal, one end of the sliding bar is provided with can be along the locating piece that sliding bar axial direction moves, the other end of the sliding bar, which is provided with, can drive sliding bar to move and then drive the driving mechanism of locating piece sliding, the locating piece includes that the positioning being slidably connected with sliding bar comes directly towards, and is provided with spring between sliding bar and positioning top.A kind of spring active grab of the utility model has cavity, is provided with spring in cavity between sliding bar and positioning top, carry out elasticity using the elastic force of spring and press attached positioning, avoid positioning element from deforming, compact-sized, good positioning effect.
Description
[technical field]
The utility model relates to positioning devices, are specifically related to a kind of spring active grab.
[background technique]
Active grab is, for fixed object, positioning workpiece, production to be facilitated to add using lever, link mechanism, self-lock mechanism
Work greatly improves production efficiency, and the active grab of existing market is all mechanical hard positioning, without elasticity, so certain
Occasion is to being to need to go to press attached positioning by elasticity when positioning certain components, if positioned using traditional active grab, meeting
It causes to be deformed by positioning element.
The utility model is researched and proposed aiming at the shortcomings in the prior art.
[utility model content]
The technical problem to be solved by the present invention is to provide a kind of spring active grabs, and structure is simple, and elasticity is strong.
In order to solve the above technical problems, the utility model uses a kind of following technical proposals: spring active grab,
It is characterised in that it includes there is pedestal, the sliding bar of the opposite pedestal horizontal movement of energy, one end of the sliding bar are provided on pedestal
Being provided with can be along the locating piece that sliding bar axial direction moves, and the other end of the sliding bar, which is provided with, to drive sliding bar to move
And then the driving mechanism of locating piece sliding is driven, the locating piece includes that the positioning being slidably connected with sliding bar comes directly towards, sliding
Spring is provided between lever and positioning top.
A kind of spring active grab as described above, which is characterized in that be provided in the positioning top for
The cavity that sliding bar slides in it, the spring position is in the cavity；Step is provided on the sliding bar, it is described fixed
Position top is threadedly coupled with the nut being resisted against on step.
A kind of spring active grab as described above, which is characterized in that bullet can be inserted by being provided on the sliding bar
Convex block in spring is additionally provided with the limiting slot abutted against for convex block in the cavity.
A kind of spring active grab as described above, which is characterized in that the driving mechanism include handle and
The interconnecting piece of handle one end is set, the interconnecting piece is connect with base rotation, and rotation is provided with connecting rod on the interconnecting piece,
One end of the connecting rod and the end of the sliding bar are rotatablely connected.
A kind of spring active grab as described above, which is characterized in that the interconnecting piece includes to be symmetricly set on
The first connection sheet and the second connection sheet on handle, the connecting rod are interspersed in the first connection sheet and the second connection by pin shaft
Between piece, the rotation slot rotated in it for connecting rod is formed between first connection sheet and the second connection sheet.
A kind of spring active grab as described above, which is characterized in that the arc-shaped structure of the connecting rod.
A kind of spring active grab as described above, which is characterized in that the outer sheath of the sliding bar is equipped with straight line
Bearing is provided with the bearing block for fixed straight line bearing on the pedestal.
A kind of spring active grab as described above, which is characterized in that offer on the bearing block for placing
The through-hole of linear bearing is also provided with the circular hole communicated with the through-hole on the bearing block, is provided in circular hole for fixing
The screw of linear bearing.
Compared with prior art, a kind of spring active grab of the utility model achieving the following effects:
A kind of spring active grab of the utility model has cavity between sliding bar and positioning top, in cavity
It is provided with spring, elasticity is carried out using the elastic force of spring and presses attached positioning, avoid positioning element from deforming, compact-sized, locating effect
It is good.
[Detailed description of the invention]
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing, in which:
Fig. 1 is the structure chart of the utility model；
Fig. 2 is the sectional view of the utility model；
Fig. 3 is the structure chart that the utility model rotates clockwise handle；
Fig. 4 is the sectional view after the utility model rotating handle counterclockwise.
[specific embodiment]
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.
As shown in Figures 1 to 4, a kind of spring active grab includes pedestal 1, and being provided on pedestal 1 can opposite bottom
Seat 1 horizontal movement sliding bar 2, one end of the sliding bar 2 be provided with can along the locating piece 3 that 2 axial direction of sliding bar moves,
The other end of the sliding bar 2 is provided with the driving mechanism 4 that sliding bar 2 can be driven to move and then locating piece 3 is driven to slide, described
Locating piece 3 include the positioning top 31 being slidably connected with sliding bar 2, there is cavity between sliding bar 2 and positioning top 31
301, spring 302 is provided in the cavity 301.A kind of spring active grab of the utility model, sliding bar and fixed
There is cavity between the top of position, be provided with spring in cavity, carry out elasticity using the elastic force of spring and press attached positioning, avoid positioning region
Part deformation, compact-sized, good positioning effect.
As shown in Figures 1 to 4, in the present embodiment, it is provided in positioning top 31 for sliding bar 2 in it
The cavity 301 of sliding, the spring 302 are located in the cavity 301；Step 201 is provided on the sliding bar 2, it is described
Positioning top 31 is threadedly coupled with the nut 32 being resisted against on step 201.Prevent positioning top from falling off.
As shown in Figures 1 to 4, in the present embodiment, the convex block that can be inserted into spring 302 is provided on the sliding bar 2
21, the limiting slot 3011 abutted against for convex block 21 is additionally provided in the cavity 301.
As shown in Figures 1 to 4, in the present embodiment, the driving mechanism 4 includes handle 41 and is arranged in handle 41
The interconnecting piece 42 of one end, the interconnecting piece 42 are rotatablely connected with pedestal 1, and rotation is provided with connecting rod 5, institute on the interconnecting piece 42
The end of one end and the sliding bar 2 for stating connecting rod 5 is rotatablely connected.Rotating handle can drive connecting rod to move, and then band
Dynamic sliding bar movement.One four-bar linkage structure is formed by pedestal, handle, connecting rod and sliding bar, by the rotary motion of handle
It is converted into the linear motion of sliding bar.
As shown in Figures 1 to 4, in the present embodiment, the interconnecting piece 42 includes be symmetricly set on handle 41
A connecting piece 421 and the second connection sheet 422, the connecting rod 5 are interspersed in the first connection sheet 421 and the second connection by pin shaft
Between piece 422, it is formed between first connection sheet 421 and the second connection sheet 422 and turns for what connecting rod 5 rotated in it
Dynamic slot 423.The both ends of rotation slot are two points, the angle that limitation handle rotates left and right.
As shown in Figures 1 to 4, in the present embodiment, the arc-shaped structure of connecting rod 5, convenient for driving sliding bar fortune
It is dynamic.
As shown in Figures 1 to 4, in the present embodiment, the outer sheath of the sliding bar 2 is equipped with linear bearing 6, the pedestal
The bearing block 11 for fixed straight line bearing 6 is provided on 1.Sliding bar 2 is under the action of linear bearing 6, it is ensured that does straight line
Movement, and can guarantee the precision of linear motion.
As shown in Figures 1 to 4, in the present embodiment, it is provided on the bearing block 11 for placing the logical of linear bearing 6
Hole is also provided with the circular hole communicated with the through-hole on the bearing block 11, is provided in circular hole for fixed straight line bearing 6
Screw.
Specific embodiment is as follows: with hand driving handle 41 counterclockwise to one end of limiting slot, due to four-bar mechanism
Characteristic, handle 41 drive connecting rod 5, connecting rod 5 push sliding bar 2 move downward, effect of the sliding bar 2 in linear bearing 6
Under, it is ensured that it moves in a straight line, and can guarantee the precision of linear motion；Positioning is withstood by casting die, as shown in figure 4, this
When handle be in dead-centre position, entire active grab is in locking state, mutual crowded due to positioning top 31 and sliding bar 2
Pressure, spring are in compressive state, and elastic force reacts on positioning top, this elastic force can be by mounting seat 1 and by casting die
Distance adjusts.When with hand urged clockwise handle 41, the locking state of active grab is released from, due to the relationship of elastic force,
As shown in figure 3, handle only needs the other end for being gently pushed into limiting slot clockwise, rotating handle 41 drives connecting rod 5, connecting rod 5
Sliding bar 2 is pulled to move right.
Claims (8)
1. a kind of spring active grab, which is characterized in that include pedestal (1), being provided on pedestal (1) can opposite pedestal
(1) sliding bar (2) of horizontal movement, one end of the sliding bar (2), which is provided with, to determine along what sliding bar (2) axial direction moved
Position part (3), the other end of the sliding bar (2), which is provided with, can drive sliding bar (2) to move and then drive locating piece (3) sliding
Driving mechanism (4), the locating piece (3) include the positioning top (31) being slidably connected with sliding bar (2), sliding bar (2)
Spring (302) are provided between positioning top (31).
2. a kind of spring active grab according to claim 1, which is characterized in that in the positioning top (31)
It is provided with the cavity (301) slided in it for sliding bar (2), the spring (302) is located in the cavity (301)；
It is provided with step (201) on the sliding bar (2), the positioning top (31) and the nut (32) being resisted against on step (201)
It is threadedly coupled.
3. a kind of spring active grab according to claim 2, which is characterized in that be arranged on the sliding bar (2)
There is the convex block (21) that can be inserted into spring (302), is additionally provided with the limiting slot abutted against for convex block (21) in the cavity (301)
(3011)。
4. a kind of spring active grab according to claim 1, which is characterized in that driving mechanism (4) packet
Handle (41) and setting are included in the interconnecting piece (42) of handle (41) one end, the interconnecting piece (42) and pedestal (1) are rotatablely connected,
Rotation is provided with connecting rod (5) on the interconnecting piece (42), one end of the connecting rod (5) and the end of the sliding bar (2)
Rotation connection.
5. a kind of spring active grab according to claim 4, which is characterized in that the interconnecting piece (42) includes
The first connection sheet (421) and the second connection sheet (422) being symmetricly set on handle (41), the connecting rod (5) pass through pin
Axis is interspersed between the first connection sheet (421) and the second connection sheet (422), first connection sheet (421) and the second connection sheet
(422) rotation slot (423) rotated in it for connecting rod (5) is formed between.
6. a kind of spring active grab according to claim 5, which is characterized in that the connecting rod (5) is in arc
Shape structure.
7. a kind of spring active grab according to claim 1, which is characterized in that the outside of the sliding bar (2)
It is arranged with linear bearing (6), the bearing block (11) for fixed straight line bearing (6) is provided on the pedestal (1).
8. a kind of spring active grab according to claim 7, which is characterized in that opened up on the bearing block (11)
There is the through-hole for placing linear bearing (6), is also provided with the circular hole communicated with the through-hole, circular hole on the bearing block (11)
Inside it is provided with the screw for fixed straight line bearing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821295536.0U CN208744623U (en) | 2018-08-10 | 2018-08-10 | A kind of spring active grab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821295536.0U CN208744623U (en) | 2018-08-10 | 2018-08-10 | A kind of spring active grab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208744623U true CN208744623U (en) | 2019-04-16 |
Family
ID=66080089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821295536.0U Active CN208744623U (en) | 2018-08-10 | 2018-08-10 | A kind of spring active grab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208744623U (en) |
-
2018
- 2018-08-10 CN CN201821295536.0U patent/CN208744623U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW201302446A (en) | Linkage type punch | |
| CN108748246A (en) | A kind of robot device | |
| CN208744623U (en) | A kind of spring active grab | |
| CN201012374Y (en) | Toggle link mechanism of the numerical controlled notching press | |
| CN207858217U (en) | A kind of press fitting axle housing hangs upside down the mechanism of bolt | |
| CN208744627U (en) | A kind of magnetite elasticity active grab | |
| CN201033013Y (en) | Winding arm sliding block locking mechanism of the brewing device of the coffee machine | |
| CN107009317A (en) | A kind of pin taking-out device | |
| CN105033632B (en) | Select hole positioning mechanical arm | |
| CN201850901U (en) | Damper structure of furniture hinge | |
| CN114273582B (en) | Screw forming cold header | |
| CN205414992U (en) | Take guiding mechanism's spiral closing device | |
| CN212318401U (en) | Stroke-adjustable pressure cylinder | |
| CN115435020A (en) | Stroke-adjustable reciprocating mechanism | |
| CN213997631U (en) | Wire rod intermittent feeding device | |
| CN111774494B (en) | Swing material returning device | |
| CN201088995Y (en) | Stamping die folding device for screw forming machine | |
| CN201592230U (en) | Ejecting mechanism for rod type part forming machine | |
| CN207578211U (en) | Floating tension and compression clamping device outside columnar workpiece | |
| CN202878398U (en) | Book-pressing device of two-side book trimming machine | |
| CN202780915U (en) | Positioning and clamping device for processing of irregular housing | |
| CN219004151U (en) | Control lever part shaping jig | |
| CN202336744U (en) | Spiral hold-down mechanism | |
| CN201180854Y (en) | Combination structure of multifunctional variable-stroke fast-opening valve stem and ball bearing nut | |
| CN102204442A (en) | Cam-pushrod seedling gripping mechanism of rice transplanting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |