CN205614529U - Automatic closing device of adaptation work piece deviation - Google Patents
Automatic closing device of adaptation work piece deviation Download PDFInfo
- Publication number
- CN205614529U CN205614529U CN201620359247.7U CN201620359247U CN205614529U CN 205614529 U CN205614529 U CN 205614529U CN 201620359247 U CN201620359247 U CN 201620359247U CN 205614529 U CN205614529 U CN 205614529U
- Authority
- CN
- China
- Prior art keywords
- hold down
- down gag
- spring holder
- compressed part
- depression bar
- 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 aims at providing a closing device for automatic angle and the positional deviation that adapts to the work piece in tight pressing process. Closing device includes depression bar, coupling mechanism and is used for compressing tightly the portion of rear axle spring holder, coupling mechanism's first component and bar connection, and the second component is connected with the portion of compressing tightly, coupling mechanism has three rotational degrees of freedom in the junction of pair. Closing device still includes the articulate piece, and the second component is connected with the articulate piece, the articulate piece with compress tightly a sliding connection, sliding connection's sliding plane has the point of intersect with the straight line at the pressure direction of rear axle spring holder pressurized place, closing device can compress tightly a position and an angle for the rear axle spring holder by the automatic adjustment when the part incline, make compact heap and rear axle spring holder realize that the cooperation is and the inhomogeneous quality risk who brings of atress has been avoided to the uniform contact.
Description
Technical field
This utility model relates to a kind of hold down gag, particularly relates to one and utilizes rod end spherical joint automatically to adapt to work
The hold down gag of part deviation.
Background technology
On automobile axle assembly line, when carrying out four-wheel aligner adjustment, need bigger load is applied to back axle bullet
On spring dish.Load to act perpendicularly to spring holder supporting surface as far as possible, in order to avoid damage spring holder skin of paint.
Owing to spring holder and subframe are punch welding structure, there is bigger manufacturing tolerance.Simultaneously because there is dress
Join error, cause the final angle of back axle spring holder and position to there is deviation.Conventional hold down gag is used to apply load
Time, it is difficult to ensure that compact heap is vertical with spring holder, compress region and easily go out the situation that contact is uneven.
Utility model content
The purpose of this utility model is to provide a kind of hold down gag, in order to automatically to adapt to workpiece in compaction process
Angles and positions deviation.
For realizing the hold down gag of described purpose, it is characterised in that described hold down gag includes depression bar, bindiny mechanism
With the compressed part for compressing described back axle spring holder, the first component of described bindiny mechanism is connected with described depression bar,
Second component is connected with described compressed part；Described bindiny mechanism has three rotational freedoms.
Described hold down gag, its further feature is, described in the slip plane that is slidably connected be perpendicular to described after
The pressure direction of bridge spring holder pressurized.
Described hold down gag, its further feature is, described in the slip plane that is slidably connected be perpendicular to described after
The straight line at the pressure direction place of bridge spring holder pressurized.
Described hold down gag, its further feature is, it is characterised in that described compressed part includes annular cover plate
With connect seat (；Described annular cover plate (connects and is formed annular groove, described annular cover plate structure with the described seat that is connected
Become a limit of described annular groove；Described joint contiguous block has annular flange flange, and described annular flange flange is inserted described
Annular groove also can slide in described groove.
Described hold down gag, its further feature is, described bindiny mechanism is rod end spherical joint, described
One component is provided with the external screw thread for being connected with described depression bar, and described second component is provided with for compressed part even
The female thread connect.
Described hold down gag, its further feature is, described hold down gag includes back-moving spring, described reset
Spring one end is connected with described depression bar, and the other end is connected with described compressed part, and described bindiny mechanism is positioned at described reset
Spring inner.
Described hold down gag, its further feature is, described depression bar is arranged with the junction of described back-moving spring
Return spring holder, described back-moving spring is had to be arranged on described return spring holder.
Described hold down gag, its further feature is, it is characterised in that described compressed part includes compact heap,
Described compact heap one end connects with the described seat that is connected, and the other end can contact, after described with described back axle spring holder
Bridge spring holder compresses.
Described hold down gag, its further feature is, the material of described compact heap is POM plastic, described
The shore hardness of POM plastic is A85 to A95.
Described hold down gag, its further feature is, it is characterised in that described rod end spherical joint is provided with
Rubber seal cover, has sealed grease up for safekeeping in described rubber seal cover.
Positive progressive effect of the present utility model is: when part deflection, and compressed part can be by relative to connection
The centre of sphere of mechanism does the angular swing in space and relative to the slip of joint contiguous block to adjust it relative to rear
The position of bridge spring holder and angle, can make compact heap realize coordinating and uniform contact with back axle spring holder, it is to avoid
The quality risk that discontinuity is brought.Use spring return function structure simultaneously, allow compressed part automatically restore to initially
Operating position, improves production efficiency.
Accompanying drawing explanation
The above and other feature of the present utility model, character and advantage will by below in conjunction with the accompanying drawings and implement
The description of example and become readily apparent from, wherein:
Fig. 1 is hold down gag schematic diagram of duty when part is without deflection in comparative example.
Fig. 2 is hold down gag schematic diagram of duty when part deflection in comparative example.
Fig. 3 is hold down gag partial enlarged drawing of duty when part deflection in comparative example.
Fig. 4 is the perspective view of hold down gag in this utility model one embodiment.
Fig. 5 is hold down gag schematic diagram of duty when part deflection in this utility model one embodiment.
Fig. 6 is hold down gag schematic diagram of duty when part is without deflection in this utility model one embodiment.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the utility model is described in further detail, illustrates in the following description
More details is so that fully understanding this utility model, but this utility model obviously can be different from multiple
This alternate manner described is implemented, and those skilled in the art can be in the case of this utility model intension
Make similar popularization according to practical situations, deduce, the most should be with this practicality of content constraints of this specific embodiment
Novel protection domain.
It should be noted that Fig. 1 to Fig. 6 is all only used as example, it is not to draw according to the condition of equal proportion
, and should not be construed as limiting in this, as to the protection domain of this utility model actual requirement.
As shown in Figure 1 to Figure 3, in the middle of a comparative example, hold down gag includes depression bar 2 and compressed part 4, pressure
One end, tight portion 4 is connected with depression bar 2, and the other end is rounding tubular, and columnar edge is used for compressing component.
In this comparative example, compressed part 4 includes connecting seat 10 and compact heap 13, connect seat 10 by screw with
Depression bar 2 connects, and compact heap 13 directly contacts with the back axle spring holder 1 on part, and under the driving of depression bar 2
Back axle spring holder 1 is compressed.
Due to manufacturing tolerance and the impact of rigging error, the final angle of back axle spring holder 1 and position is caused to exist
Deviation, is connected due to fixing between compressed part 4 with depression bar 2, there are angles and positions at back axle spring holder 1
During deviation, compressed part 4 cannot make the adjustment in angles and positions relative to depression bar 2, thus causes in compression
During there will be situation as shown in Figures 2 and 3: compact heap 13 only subregion and back axle spring holder 1
Contact, causes back axle spring holder 1 unbalance stress, and the skin of paint being easily caused spring holder surface scratches, peels off,
Thus affect the antirust ability of back axle, bring quality risk.
As shown in Figures 4 to 6, in an embodiment of the present utility model, phase has been made for above-mentioned comparative example
Should improve.
As shown in figs. 4 and 5, described hold down gag include depression bar 2, bindiny mechanism 3 and for compress described after
The compressed part 4 of bridge spring holder 1, the first component 5 of described bindiny mechanism 3 is connected with described depression bar 2, the second structure
Part 6 is connected with described compressed part 4；Bindiny mechanism 3 has three rotational freedoms in the junction of kinematic pair.
Further, as it is shown in figure 5, described hold down gag includes joint contiguous block 7, described second component 6 with
Described joint contiguous block 7 connects, and described joint contiguous block 7 is slidably connected with described compressed part 4；It is slidably connected
The straight line at pressure direction place of slip plane and back axle spring holder 1 pressurized there is intersection point.
Further, as it is shown in figure 5, the slip plane being slidably connected is perpendicular to the pressure of back axle spring holder 1 pressurized
The straight line at force direction place.
Further, as shown in Figure 6, compressed part 4 includes annular cover plate 9 and connects seat 10；Annular cover plate 9
Connecting and formed annular groove with being connected seat 10, annular cover plate 9 constitutes a limit of described annular groove；Joint
Contiguous block 7 has annular flange flange, and annular flange flange and bottom portion of groove exist gap 8, and annular flange flange inserts annular groove
And can slide in a groove.
With continued reference to Fig. 6, bindiny mechanism 3 is rod end spherical joint, the first component 5 be provided with for depression bar 2
The external screw thread connected, second component 6 is provided with the female thread for being connected with compressed part 4.
As shown in Figure 4 and Figure 5, hold down gag includes back-moving spring 11, back-moving spring 11 one end and depression bar 2
Connecting, the other end is connected with compressed part 4, and it is internal that bindiny mechanism 3 is positioned at back-moving spring 11, back-moving spring 11
For making compressed part 4 return to initialization position when compressed part 4 departs from back axle spring holder 1.
With continued reference to Fig. 4 and Fig. 5, depression bar 2 is provided with return spring holder 12 with the junction of back-moving spring 11,
Back-moving spring 11 is arranged on return spring holder 12.
As shown in Figure 6, compressed part 4 includes that compact heap 13, compact heap 13 one end connect with being connected seat 10, separately
One end can contact with back axle spring holder 1, compresses back axle spring holder 1.
Further, the material of compact heap 13 is POM plastic, the shore hardness of POM plastic be A85 extremely
A95。
Further, rod end spherical joint is provided with rubber seal cover, has sealed grease up for safekeeping in rubber seal cover.
Operation principle of the present utility model can be described as follows:
As shown in Figure 6, hold down gag is when part is without deflection, and compressed part 4 just coordinates with back axle spring holder 1,
Compressed part 4 is not required around the centre of sphere of bindiny mechanism 3 and rotates, it is not required that relative to joint contiguous block 7
Slide, the uniform contact of compact heap 13 and back axle spring holder 1 can be realized.
As it is shown in figure 5, hold down gag is when part deflection, compressed part 4 and back axle spring holder 1 cannot be at depression bars 2
The direction of motion on coordinate, now need compressed part 4 adjust its relative to back axle spring holder 1 position and
Angle.If part only exists the deflection in angle, then compressed part 4 is by doing relative to the centre of sphere of bindiny mechanism 3
Angular swing in space adjusts its angle relative to back axle spring holder 1.If there are angles and positions in part
On deflection, then compressed part 4 angular is swung and phase by do in space relative to the centre of sphere of bindiny mechanism 3
For the slip of joint contiguous block 7 adjust its relative to the position of back axle spring holder 1 and angle, pressure can be made
Tight block 13 realizes coordinating and uniform contact with back axle spring holder 1.After compaction process terminates, back-moving spring 11
Compressed part 4 is made to return to initialization position when compressed part 4 departs from back axle spring holder 1.
Positive progressive effect of the present utility model is: when part deflection, compressed part 4 can by relative to
What the centre of sphere of bindiny mechanism 3 did in space angular swings and relative to the slip of joint contiguous block 7 to adjust it
Relative to position and the angle of back axle spring holder 1, compact heap 13 can be made to realize coordinating also with back axle spring holder 1
And uniform contact, it is to avoid the quality risk that discontinuity is brought.Use spring return function structure simultaneously, allow compression
Portion 4 automatically restores to initialization position, improves production efficiency.
Although this utility model is open as above with preferred embodiment, but it is not for limiting this utility model, appoints
What those skilled in the art without departing from spirit and scope of the present utility model, can make possible variation and
Amendment, every content without departing from technical solutions of the utility model, according to technical spirit of the present utility model to more than
Any amendment, equivalent variations and the modification that embodiment is made, each falls within the guarantor that this utility model claim is defined
Within the scope of protecting.
Claims (10)
1. a hold down gag, for compressing back axle spring holder (1), it is characterised in that described compression
Device includes depression bar (2), bindiny mechanism (3) and is used for compressing the compressed part (4) of described back axle spring holder (1),
First component (5) of described bindiny mechanism (3) is connected with described depression bar (2), second component (6) and institute
State compressed part (4) to connect；Described bindiny mechanism (3) has three rotational freedoms.
2. hold down gag as claimed in claim 1, it is characterised in that described hold down gag includes that joint connects
Block (7), described second component (6) is connected with described joint contiguous block (7), described joint contiguous block (7)
It is slidably connected with described compressed part (4).
3. hold down gag as claimed in claim 2, it is characterised in that described in the slip plane that is slidably connected hang down
Straight in the pressure direction of described back axle spring holder (1) pressurized.
4. hold down gag as claimed in claim 2, it is characterised in that described compressed part (4) includes ring cover
Plate (9) and connection seat (10)；Described annular cover plate (9) connects with the described seat (10) that is connected and forms ring
Connected in star, described annular cover plate (9) constitutes a limit of described annular groove；Described joint contiguous block (7)
Having annular flange flange, described annular flange flange is stuck in described annular groove and can slide in described groove.
5. hold down gag as claimed in claim 1, it is characterised in that described bindiny mechanism (3) is rod end ball
Plane tie, described first component (5) is provided with the external screw thread for being connected with described depression bar (2), and described
Two components (6) are provided with the female thread for being connected with compressed part (4).
6. hold down gag as claimed in claim 1, it is characterised in that described hold down gag includes back-moving spring
(11), described back-moving spring (11) one end is connected with described depression bar (2), the other end and described compressed part (4)
Connecting, it is internal that described bindiny mechanism (3) is positioned at described back-moving spring (11).
7. hold down gag as claimed in claim 6, it is characterised in that described depression bar (2) and described reset bullet
The junction of spring (11) is provided with return spring holder (12), and described back-moving spring (11) is arranged on described multiple
On position spring base (12).
8. hold down gag as claimed in claim 4, it is characterised in that described compressed part (4) includes compact heap
(13), described compact heap (13) one end with described be connected seat (10) connect, the other end can with described after
Bridge spring holder (1) contacts, and compresses described back axle spring holder (1).
9. hold down gag as claimed in claim 8, it is characterised in that the material of described compact heap (13) is
POM plastic, the shore hardness of described POM plastic is A85 to A95.
10. hold down gag as claimed in claim 5, it is characterised in that described rod end spherical joint is provided with rubber
Glue seal closure, has sealed grease up for safekeeping in described rubber seal cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620359247.7U CN205614529U (en) | 2016-04-26 | 2016-04-26 | Automatic closing device of adaptation work piece deviation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620359247.7U CN205614529U (en) | 2016-04-26 | 2016-04-26 | Automatic closing device of adaptation work piece deviation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205614529U true CN205614529U (en) | 2016-10-05 |
Family
ID=57028347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620359247.7U Expired - Fee Related CN205614529U (en) | 2016-04-26 | 2016-04-26 | Automatic closing device of adaptation work piece deviation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205614529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025574A (en) * | 2020-08-16 | 2020-12-04 | 王兴顺 | Can adjust automobile parts processing of clamping position and use mounting bracket when installation |
-
2016
- 2016-04-26 CN CN201620359247.7U patent/CN205614529U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025574A (en) * | 2020-08-16 | 2020-12-04 | 王兴顺 | Can adjust automobile parts processing of clamping position and use mounting bracket when installation |
| CN112025574B (en) * | 2020-08-16 | 2022-06-03 | 希捷汽车零部件（重庆）有限公司 | Can adjust automobile parts processing of clamping position and use mounting bracket when installation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161005 |