CN207161474U - A kind of self-locking ball latch mechanism alignment pin - Google Patents
A kind of self-locking ball latch mechanism alignment pin Download PDFInfo
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- CN207161474U CN207161474U CN201720926439.6U CN201720926439U CN207161474U CN 207161474 U CN207161474 U CN 207161474U CN 201720926439 U CN201720926439 U CN 201720926439U CN 207161474 U CN207161474 U CN 207161474U
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- self
- latch mechanism
- push rod
- alignment pin
- pin
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Abstract
The utility model discloses a kind of self-locking ball latch mechanism alignment pin, including：Pin body, there is hollow cavity in it, there are several holes on the wall of the pin body；Push rod, it has the boss of radially outwardly projecting in the cavity on the outer circumference surface of the push rod；Elastic component, it is located between the push rod and pin body, and the position above the cavity inner convex platform；Several lock balls, it is correspondingly arranged in each hole, and positioned at the lower section of the boss；Wherein, an external force axially downwardly is applied to the push rod, to cause the boss to release the lock ball from hole, so as to realize positioning；When external force cancels, elastic component applies elastic force to the push rod along deformation direction and push rod is shifted up, and lock ball is bounced back in hole by a radially inner pressure.The self-locking ball latch mechanism alignment pin meets the needs that repetition high frequency time installation during frequent replacing frock during various part productions to positioner positions, convenient using the self-locking ball latch mechanism positioning action, changes quick.
Description
Technical field
It the utility model is related to a kind of positioner, more particularly to a kind of alignment pin.
Background technology
Current automobile industry proposes higher requirement to body lightening to discharge, oil consumption and safety requirements more and more higher,
Traditional Auto-body Panel manufacturing process is highly developed, and vehicle body technique and structure design are also very perfect, want in lightweight
Aspect is scored achievements, it is necessary to is made a breakthrough from new material and new technology, while also to possess corresponding intensity.It is but conventional high-strength
Spending steel, not only deformability is poor at room temperature, and plastic deformation regime is narrow, and required stamping press is big, and easily cracking, is molded simultaneously
The easy resilience of part afterwards, accessory size and shape stability are deteriorated.
Therefore, traditional forming method is difficult to solve the problems, such as that high-strength steel sheet runs into body of a motor car manufacture, and hot
Forming technique solves above mentioned problem, has been widely used.
Due to thermoformed part intensity it is high the characteristics of, after forming parts, it is difficult to pass through general stamping part die deburring
Mode carries out deburring, therefore high-rate laser cutting technique is widely used in the deburring of thermoformed part, and due to thermoformed part
Number of applications and species it is more and more, laser cutting device needs to adapt to the laser cutting parameter of various different parts, and this is just
The resetting of difference cutting brace and equipment, it is to ensure part it is required that for the different cutting brace of different Element Designs
Laser cutting is stable, an important factor for thermoformed part quality.
In order to meet the production of various parts, operative employee frequently changes frock, can when it is expected to obtain a kind of replacing frock
To ensure the device of the resetting of frock, the device simple operation, it is convenient to change.
Utility model content
The purpose of this utility model is to provide a kind of self-locking ball latch mechanism alignment pin, self-locking ball latch mechanism positioning
Pin meets the needs that repetition high frequency time installation during frequent replacing frock during various part productions to positioner positions, and uses
The self-locking ball latch mechanism positioning action is convenient, changes quick.
To achieve these goals, the utility model proposes a kind of self-locking ball latch mechanism alignment pin, including：
Pin body, there is hollow cavity in it, there are several holes on the wall of the pin body；
Push rod, it has the boss of radially outwardly projecting in the cavity on the outer circumference surface of the push rod；
Elastic component, it is located between the push rod and pin body, and the position above the cavity inner convex platform；
Several lock balls, it is correspondingly arranged in each hole, and positioned at the lower section of the boss；
Wherein, the elastic component be arranged to the boss apply a pretightning force axially downwardly with by lock ball from hole
Release, when applying a pulling force axially upwards to the push rod, the push rod overcomes the pretightning force of elastic component, and the lock ball returns
It is reduced in hole.
The situation during part that self-locking lock ball mechanism alignment pin described in the utility model is applied to connect is to institute
The operation principle for the self-locking lock ball mechanism alignment pin stated is further described：
When needing to carry out locking connection using the self-locking lock ball mechanism alignment pin, to push rod application one axially upwards
During pulling force, now push rod overcomes the pretightning force of elastic component, so that lock ball is bounced back in hole, required for then pin body is inserted
In pin-and-hole between the part of connection, then revocation puts on the axial tension of push rod, and boss is in the presence of elastic component pretightning force
Move down, so as to which lock ball be released from hole, so as to realize locking positioning.Equally, when needs position the self-locking lock ball mechanism
When pin is extracted out of pin-and-hole, when applying a pulling force axially upwards to push rod again, push rod overcomes the pretightning force of elastic component, lock ball
Bounce back in hole, so as to release locking.
Further, in self-locking ball latch mechanism alignment pin described in the utility model, the pin body includes master
Body and the end cap being detachably connected with main body.
In such scheme, end cap is on the one hand in off working state, and end cap provides fixed position, in order to described self-locking
The dismounting and installation of formula ball latch mechanism alignment pin, another aspect end cap press to elastic component and push rod, improve elastic component and top
Pretightning force between bar, be advantageous to keep the Stability Analysis of Structures inside self-locking ball latch mechanism.
Further, in self-locking ball latch mechanism alignment pin described in the utility model, in addition to handle, its with it is described
The upper end connection of push rod.
Further, in self-locking ball latch mechanism alignment pin described in the utility model, the outer wall of the pin main body
On open up fluted, is provided with cushion rubber in the groove.
In such scheme, cushion rubber provides the frictional force rotated during loosening, for preventing from loosening.
Further, in self-locking ball latch mechanism alignment pin described in the utility model, the groove is at least provided with two
It is individual.
Further, in self-locking ball latch mechanism alignment pin described in the utility model, several described holes are along pin
The circumferential direction of body is set in uniform way.
Further, in self-locking ball latch mechanism alignment pin described in the utility model, on the wall of the pin body
With five holes, correspondingly lock ball is also equipped with five.
Further, in self-locking ball latch mechanism alignment pin described in the utility model, the handle is butterfly handle.
In such scheme, butterfly handle is advantageous to gripping handle during operation, is convenient for cutting for work and off working state
Change.
Locked it should be noted that in some embodiments, end cap has inclined-plane, during in order to install using spanner
Tightly, so that it is guaranteed that locking rear end cap compresses elastic component, to cause elastic component to provide enough pretightning forces to push rod and lock ball, so that
Ensure described self-locking ball latch mechanism alignment pin position stability.
In addition, in some preferred embodiments, lock ball uses structural steel, increases the wearability of lock ball by thermoforming
And toughness, ensure lock ball resetting and locking in use.
Self-locking ball latch mechanism alignment pin described in the utility model is located by connecting by pin main body and lock ball
Locking, different from retaining mechanism of the prior art, self-locking ball latch mechanism alignment pin described in the utility model passes through elasticity
Pretightning force is provided between part and push rod, so as to which lock ball be released from wall, when lifting push rod, lock ball is bounced back in hole so that
The self-locking ball latch mechanism locating pin structure of this case is stable, and reliability is high.
In addition, self-locking ball latch mechanism alignment pin described in the utility model is cut between working condition and off working state
Change freely, easy to operate, easy to use, quick-replaceable part when realizing operation, change speed so as to improve frock, significantly
Improve production efficiency.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the self-locking ball latch mechanism alignment pin described in the utility model under embodiment
Figure.
Fig. 2 is Fig. 1 A-A to sectional view.
Embodiment
Self-locking ball latch mechanism described in the utility model is determined below in conjunction with Figure of description and specific embodiment
Position pin makes further explanation, but the explanation and illustration does not form improper limit to the technical solution of the utility model
It is fixed.
Fig. 1 is a kind of structural representation of the self-locking ball latch mechanism alignment pin described in the utility model under embodiment
Figure.Fig. 2 is Fig. 1 A-A to sectional view.
As shown in figure 1, simultaneously combining Fig. 2 when necessary, the self-locking ball latch mechanism 1 in present embodiment includes pin body
2nd, push rod 3, elastic component 4 and five lock balls 5.Wherein, the upper end of push rod 3 is connected with handle 6, and handle 6 is butterfly handle,
The upper end of push rod 3 is threadedly coupled with handle 6.
Can be seen that with reference to Fig. 1 and Fig. 2 has hollow cavity in pin body 2, push rod 3 is in cavity, push rod 3
Outer circumference surface on have radially outwardly projecting boss 31.Elastic component 4 is located between push rod 3 and pin body 2, and is located at chamber
Position above internal boss.Lock ball 5 is correspondingly arranged in the hole on the wall of pin body 2, and positioned at the lower section of boss 31, pin
The quantity in hole and the quantity of lock ball are corresponded on the wall of body 2, and each hole is set in uniform way along the circumference of pin body 2.
In addition, pin body 2 includes main body 21 and the end cap 22 being detachably connected with main body, main body 21 passes through with end cap 22
Screw thread is realized and is detachably connected.Wherein, end cap 22 has inclined-plane, is locked using spanner during in order to install, so that it is guaranteed that
Lock rear end cap and compress elastic component, to cause elastic component provides enough pretightning forces to arrive push rod and lock ball, so as to described in ensureing
Self-locking ball latch mechanism alignment pin position stability.
With further reference to Fig. 2 as can be seen that opening up fluted 7 on the outer wall of pin body 2, cushion rubber, glue are provided with groove 7
The frictional force rotated during for providing loosening is enclosed, to prevent from loosening.In the present embodiment, groove is provided with two.
It should be noted that in order to ensure that lock ball 5 in use with the stability locked, lock ball 5 adopt by resetting
With structural steel, and pass through thermoforming and increase the wearability and toughness of lock ball.In the present embodiment, elastic component 4 uses spring.
With reference to Fig. 1 to Fig. 2, the part for being applied to connect to the self-locking lock ball mechanism alignment pin in present embodiment
When situation the operation principle of described self-locking lock ball mechanism alignment pin is further described：
When needing to carry out locking connection using the self-locking lock ball mechanism alignment pin, apply one to push rod 3 by handle 6
During pulling force axially upwards, now push rod 3 overcomes the pretightning force of elastic component 4, so that lock ball 5 is bounced back in hole, then by pin
In pin-and-hole between the part of connection required for body 2 inserts, then revocation puts on the axial tension of push rod 3, and boss 31 is in bullet
Property part 4 pretightning force in the presence of move down, so that lock ball 5 be released from hole, realize locking positioning.Equally, when needs are this
When self-locking lock ball mechanism alignment pin is extracted out of pin-and-hole, when applying a pulling force axially upwards to push rod 3 again, 3 grams of push rod
The pretightning force of elastic component 4 is taken, lock ball 5 is bounced back in hole, so as to release locking.
Self-locking ball latch mechanism alignment pin in present embodiment carries out the lock that is located by connecting by pin main body and lock ball
Tightly, elastic component is passed through different from retaining mechanism of the prior art, self-locking ball latch mechanism alignment pin described in the utility model
Pretightning force is provided between push rod, so as to which lock ball be released from wall, when lifting push rod, lock ball is bounced back in hole so that this
The self-locking ball latch mechanism locating pin structure of case is stable, and reliability is high.In addition, self-locking ball latch mechanism described in the utility model
Alignment pin switches freely between working condition and off working state, easy to operate, easy to use, when realizing operation it is quick more
Part is changed, speed is changed so as to improve frock, substantially increases production efficiency.
In addition, it should also be noted that, institute in the combination of each technical characteristic and unlimited this case claim in this case
Combination described in the combination or specific embodiment of record, all technical characteristics that this case is recorded can be with any
Mode carries out independent assortment or combination, unless producing contradiction between each other.
In addition, it is also to be noted that listed above is only specific embodiment of the utility model, it is clear that this practicality is new
Type is not limited to above example, there is the similar change of many therewith.If those skilled in the art is public from the utility model
All deformations that the content opened directly is exported or associated, all should belong to the scope of protection of the utility model.
Claims (8)
- A kind of 1. self-locking ball latch mechanism alignment pin, it is characterised in that including：Pin body, there is hollow cavity in it, there are several holes on the wall of the pin body；Push rod, it has the boss of radially outwardly projecting in the cavity on the outer circumference surface of the push rod；Elastic component, it is located between the push rod and pin body, and the position above the cavity inner convex platform；Several lock balls, it is correspondingly arranged in each hole, and positioned at the lower section of the boss；Wherein, the elastic component is arranged to apply a pretightning force axially downwardly to the boss so that lock ball to be pushed away from hole Go out, when applying a pulling force axially upwards to the push rod, the push rod overcomes the pretightning force of elastic component, the lock ball retraction To hole.
- 2. self-locking ball latch mechanism alignment pin as claimed in claim 1, it is characterised in that the pin body include main body and The end cap being detachably connected with main body.
- 3. self-locking ball latch mechanism alignment pin as claimed in claim 1, it is characterised in that also including handle, itself and the top The upper end connection of bar.
- 4. self-locking ball latch mechanism alignment pin as claimed in claim 1, it is characterised in that opened on the outer wall of the pin main body Provided with groove, cushion rubber is provided with the groove.
- 5. self-locking ball latch mechanism alignment pin as claimed in claim 4, it is characterised in that the groove is at least provided with two.
- 6. self-locking ball latch mechanism alignment pin as claimed in claim 1, it is characterised in that several described holes are along pin body Circumferential direction set in uniform way.
- 7. self-locking ball latch mechanism alignment pin as claimed in claim 1, it is characterised in that have on the wall of the pin body Five holes, correspondingly lock ball be also equipped with five.
- 8. self-locking ball latch mechanism alignment pin as claimed in claim 3, it is characterised in that the handle is butterfly handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720926439.6U CN207161474U (en) | 2017-07-28 | 2017-07-28 | A kind of self-locking ball latch mechanism alignment pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720926439.6U CN207161474U (en) | 2017-07-28 | 2017-07-28 | A kind of self-locking ball latch mechanism alignment pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207161474U true CN207161474U (en) | 2018-03-30 |
Family
ID=61715094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720926439.6U Active CN207161474U (en) | 2017-07-28 | 2017-07-28 | A kind of self-locking ball latch mechanism alignment pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207161474U (en) |
-
2017
- 2017-07-28 CN CN201720926439.6U patent/CN207161474U/en active Active
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