Pin assembly fixture
It the utility model is related to electronic product production equipment technical field, more particularly to a kind of assembling for miniature pin
Pin, i.e. pin, the part typically made by timber, metal or the other materials of cylinder, is electronic product
In commonly use part, be widely used in the manufacturings such as electronics, electrical equipment.At present, in electronics and the production process of electric equipment products
In, the assembling difficulty of pin is larger, usually picks up pin using tweezers, and pin then is assembled into electronics or electric equipment products again
On.Such a assembly method operating efficiency is relatively low, particularly runs into the less miniature pin of size, picks and places more difficult, and is taking
The problem of pin drops easily occurs during putting, labor strength is big, and enterprise's production cost is high.
Utility model content
For disadvantages described above, technical problem to be solved in the utility model is to provide a kind of pin assembly fixture, this pin
Nail assembly fixture can easily pick and place pin, reduce the difficulty of pin assembling, reduce the labor intensity of worker, improve
Operating efficiency, reduce the production cost of enterprise.
In order to solve the above technical problems, the technical solution of the utility model is：
A kind of pin assembly fixture, including long cylindrical case and in the shell and along the extension side of the shell
To the push rod of slip, one end of the shell is provided with the suction nail being adapted with the pin, and connection is additionally provided with the shell
The suction hole for inhaling nail, the suction hole connect getter device；The end that the push rod corresponds to the suction nail is provided with top
Pin, the thimble are inserted into the suction nail and by the pin when the push rod slides to the direction of the suction nail
Screw top goes out.
Wherein, the suction hole is arranged in the side wall of the shell and communicated with the inner chamber of the shell, the push rod
The suction nail and the gas channel of the suction hole are communicated between the side wall inner surfaces of the shell.
Wherein, the push rod is provided with raised guiding land, the peripheral surface for being oriented to land and the shell
Inner surface sliding contact.
Wherein, the middle part on the inside of the shell is provided with the inner convex platform to central protuberance, is led positioned at the inner convex platform with described
Elastomeric element, the telescopic direction of the elastomeric element and the slip side of the push rod are arranged with to the push rod between land
Wherein, the other end of the shell is provided with plug, and the end that the push rod is not provided with the thimble passes described block up
Wherein, the suction hole is arranged in the inner convex platform and the side wall of outer shell being oriented between land
Wherein, the shell is provided with the boss of outwardly convex, and the suction hole is arranged on the boss.
Wherein, the end of the shell is installed with suction nozzle, and the suction nail is arranged on the suction nozzle.
Wherein, the suction nozzle include the annular fixed part that is inserted into the enclosure and is fixedly connected with the shell and
Positioned at the taper nozzle head of the housing exterior, the suction nail is arranged in the nozzle head.
Wherein, the end of the push rod is provided with axially extending blind hole, and the thimble is plugged in the blind hole.
After employing above-mentioned technical proposal, the beneficial effects of the utility model are：
Because the utility model pin assembly fixture includes long cylindrical case and the push rod being slidably mounted in shell, shell
One end be provided with the suction nail that is adapted with pin, the suction hole that nail is inhaled in connection, suction hole connection air-breathing are additionally provided with shell
Device；The corresponding position for inhaling nail is provided with thimble on push rod, and thimble is inserted into inhaling in nail and ejects pin.Carry out
When pin assembles, by getter device air-breathing, pin is inhaled and inhaled in nail, and hold pin, pin is directed at electronic product
The hole position of upper pin to be assembled, promotes push rod, and pin is ejected and assembled by the thimble of push rod end in place, completes the dress of pin
Match somebody with somebody.From aforesaid operations process, the utility model pin assembly fixture realizes picking and placeing for pin by air-breathing, especially suitable
In the assembling of miniature pin, the difficulty that pin assembles is reduced, and pin will not fall off during assembling, greatly improve
The efficiency of operation, reduces the labor intensity of worker, while also reduce the production cost of enterprise.
Land is oriented to because push rod is provided with, the peripheral surface of land and the inner surface sliding contact of shell is oriented to, is oriented to
Land is in contact with the inner surface of shell, and shell serves the effect of guiding in the sliding process of push rod, ensure that pusher slide
Dynamic linearity so that thimble accurately can eject pin；Simultaneously land is oriented to be in contact with the inner surface of shell, will not
Gas leakage, the suction to pin is ensure that, can prevent pin from not enough being come off because of suction, the setting for being oriented to land greatly improves
The stability and reliability of pin assembly fixture.
Because the middle part on the inside of shell is provided with inner convex platform, bullet is arranged with inner convex platform and the push rod being oriented between land
Property part, elastomeric element can to push rod provide elastic-restoring force, help push rod reset, pin assembling in place after only need by
Push rod unclamps, and push rod can automatically resets, more convenient operation, can further improve the efficiency of assembling of pin.
Because the other end of shell is provided with plug, the end of push rod passes plug, and the setting of plug can be on anti-throw-out lever
Guiding land deviate from out of shell, be advantageous to the further reliability for improving pin assembly fixture.
In summary, the utility model pin assembly fixture solves the technology that pin assembling is difficult in the prior art and asked
Topic, the utility model pin assembly fixture can very easily pick and place pin, reduce the assembly difficulty of pin, reduce worker
Labor intensity, improve operating efficiency, reduce the production cost of enterprise.
Brief description of the drawings
Fig. 1 is the decomposition texture schematic diagram of the utility model pin assembly fixture；
Fig. 2 is Fig. 1 constitutional diagram；
Fig. 3 is the cross section structure diagram of the utility model pin assembly fixture；
Fig. 4 is the cross section structure diagram of suction nozzle in Fig. 3；
In figure：10th, shell, 12, boss, 120, suction hole, 14, mounting hole, 16, inner convex platform, 20, push rod, 22, guide ring
Platform, 30, plug, 40, stage clip, 50, suction nozzle, 52, fixed part, 54, nozzle head, 56, inhale nail, 58, cavity, 60, thimble, 70,
Pin, 80, gas channel.
With reference to the accompanying drawings and examples, the utility model is expanded on further.
The inner side being related in this specification refers to the side of the intracavitary in pin assembly fixture, and outside refers to outside inner chamber
It is jointly shown with Fig. 3 as shown in Figure 1, Figure 2, a kind of pin assembly fixture, including shell 10, shell 10 are both ends open
Long tubular, push rod 20 is slidably fitted with shell 10, and push rod 20 can slide in the presence of external force along the bearing of trend of shell 10.
One end of shell 10 is provided with the suction nail 56 (referring to Fig. 4) being adapted with pin 70, that is, the aperture for inhaling nail 56 is slightly larger than pin
70 diameter, it can ensure that pin 70 can be sucked axially in nail 56, and will not be crooked.It is additionally provided with and inhales on shell 10
The suction hole 120 that nail 56 is connected, suction hole 120 are communicated with getter device (not shown), and getter device can be selected true
Empty pump, negative pressure pump, pump bowl etc..The corresponding end for inhaling nail 56 is provided with thimble 60 on push rod 20, and the other end of push rod 20 passes
Shell 10, thimble 60 are inserted into inhaling in nail 56 when push rod 20 moves to suction nail 56 direction and pin 70 are ejected into peace
It is attached in electronics or electric equipment products.
As Fig. 1 and Fig. 3 are jointly shown, suction hole 120 is arranged far from inhaling the position of nail 56, and the outside of shell 10 is provided with
The boss 12 of outwardly convex, suction hole 120 are arranged on boss 12, and extend radially through the side wall of shell 10, connection air-breathing dress
The inner chamber with shell 10 is put, is communicated with inhaling nail 56 and suction hole 120 between push rod 20 and the side wall inner surfaces of shell 10
Gas channel 80, the i.e. diameter of push rod 20 are less than the internal diameter of shell 10.
As Fig. 1 and Fig. 3 are jointly shown, push rod 20 is provided with the guiding land 22 of circumferential projection, is oriented to the circumference of land 22
Surface and the side wall inner surfaces sliding contact of shell 10, sealing is served while ensure that the linearity that push rod 20 slides
Effect, can prevent gas leakage.The sidewall thickness at the middle part of shell 10 is larger, and internal diameter is smaller, so as to formd in the inner side of shell 10 to
The inner convex platform 16 of central protuberance, elastomeric element is arranged with inner convex platform 16 and the push rod 20 being oriented between land 22, elasticity
The telescopic direction of part is consistent with the glide direction of push rod 20.Elastomeric element is preferably stage clip 40 in present embodiment, but not
It is limited to stage clip, the part of the flexible restoring forces such as macromolecular elastomer can also be selected.Suction hole 120 is arranged in convex
In the side wall of platform 16 and the shell 10 being oriented between land 22.
It is jointly shown with Fig. 3 as shown in Figure 1, Figure 2, in order to prevent be oriented to land 22 in the presence of stage clip 40 out of shell 10 take off
Go out, so as to be provided with plug 30 in this one end of shell 10, plug 30 is loop configuration, is inserted into shell 10, its centre bore
Aperture be less than the diameter for being oriented to land 22, keep off being not provided with thimble in the inner side of shell 10, push rod 20 so as to being directed to land 22
60 end passes from the centre bore of plug 30, for operation.
Jointly shown with Fig. 3 as shown in Figure 1, Figure 2, the position that plug insertion site is corresponded in the side wall of shell 10 is passed through provided with radial direction
The mounting hole 14 worn, plug are fixedly connected by the screw (not shown) through mounting hole 14 with shell 10.
Common shown as shown in Figure 1, Figure 3 and Figure 4, the end that shell 10 is not fixed to plug 30 is installed with suction nozzle 50, inhales
Nail 56 is arranged on suction nozzle 50.Suction nozzle 50 includes being inserted into the annular fixed part being fixedly connected in shell 10 and with shell 10
52, and the nozzle head 54 of the taper outside shell 10, inhale nail 56 and be arranged in nozzle head 54.Fixed part 52 is ring junction
Structure, then the inner side of suction nozzle 50 be provided with cavity 58, nail 56 and the inner chamber of shell 10 are inhaled in the connection of cavity 58, the diameter of cavity 58 with it is outer
The internal diameter that shell 10 is provided with the position of inner convex platform 16 is consistent.Suction nozzle 50 can be connected through a screw thread with shell 10 in present embodiment.This
Profile after the assembling of utility model pin assembly fixture is approximately a ball pen, as shown in Figure 2.
As Fig. 3 and Fig. 4 are jointly shown, the end that push rod 20 is provided with thimble 60 is provided with axially extending blind hole, thimble 60
For plugged and fixed in blind hole, the diameter that thimble 60 is located at the position outside push rod 20 is slightly less than the aperture for inhaling nail 56, can insert
Enter and eject pin 70 into suction nail 56.The length that thimble 60 exposes push rod 20 is changed according to the length of pin 70, if pin
The length of nail 70 is larger, then the length of thimble 60 needs to reduce, if the length of pin 70 is smaller, needs to increase the length of thimble 60
Degree, it is versatile so as to only need to change the assembling for the pin that thimble can realize different size.
The utility model pin assembly fixture realizes the absorption of pin by air-breathing, and the peace of pin is realized by thimble
Dress, the difficulty of pin assembling greatly reduces, and pin is not easy to drop during absorption and assembling, improves pin
Efficiency of assembling, the labor intensity of worker is reduced, reduce the production cost of enterprise.
The utility model is not limited to above-mentioned specific embodiment, and one of ordinary skill in the art visualizes from above-mentioned
Hair, without performing creative labour, a variety of conversion made, all falls within the scope of protection of the utility model.