CN202225441U - Buffering and locating mechanism of hot melting jig - Google Patents
Buffering and locating mechanism of hot melting jig Download PDFInfo
- Publication number
- CN202225441U CN202225441U CN2011202944264U CN201120294426U CN202225441U CN 202225441 U CN202225441 U CN 202225441U CN 2011202944264 U CN2011202944264 U CN 2011202944264U CN 201120294426 U CN201120294426 U CN 201120294426U CN 202225441 U CN202225441 U CN 202225441U
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- buffering
- hot melt
- movable slider
- positioning mechanism
- product
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Abstract
The utility model provides a buffering and locating mechanism of a hot melting jig; the hot melting jig comprises an upper template and a lower template, and is characterized in that the buffering and locating mechanism comprises a locating guide pillar, a movable sliding block and an elastic element, wherein the upper end of a main body of the locating guide pillar is fixedly connected on the upper template, and the lower end of the main body of the locating guide pillar is provided with a step-shaped structure; the movable sliding block can be arranged on the locating guide pillar in a way of moving up and down, and the lower end surface of the movable sliding block is contacted and matched with and compresses the surface of a product during hot melting; and the elastic element is sheathed on the main body of the locating guide pillar and is connected between the upper template and the movable sliding block. Compared with the prior art, when being used for pressing the product, the buffering and locating mechanism of the hot melting jig is balanced in stress so as to prevent indentation; furthermore, the movable sliding block is made of resin material so as to be made into profiling match according to the surfaces of products with different shapes; and the buffering and locating mechanism of the hot melting jig is stable in usability, enables the product not to be easily crushed and has a wider application scope.
Description
[technical field]
The utility model relates to a kind of hot melt tool, particularly a kind of buffering and positioning mechanism of hot melt tool.
[background technology]
The hot melt tool generally is used for assembly production chain, is mainly used in the welding of hot melt five metals nut implantation plastic parts, hot melt etc., so that the assembling between the product.For example; The plastic shell of notebook computer need be fixedly connected through the metal nuts screw with mainboard; Must adopt the hot melt tool that the metal nuts hot melt is implanted in the plastic casing earlier, make this metal nuts and plastic casing secure bond, and then mainboard is secured on the plastic casing through screw.The hot melt tool mainly comprises cope match-plate pattern, hot melt post and lower bolster; When carrying out the metal nuts implantation of plastic parts; The plastic workpiece that at first manual work is placed nut is positioned on the lower bolster; Cope match-plate pattern moves downward then, and the good hot melt post that drives preheating presses down the nut heating and is pressed on the plastic parts.
For plastic workpiece is located in reflow process accurately, a buffering and positioning mechanism need be set on cope match-plate pattern, make in the process that cope match-plate pattern moves downward earlier plastic workpiece to be pressed on the lower bolster, then the hot melt post again contact product carry out hot melt.See also Fig. 1; It illustrates the structural representation of the buffering and positioning mechanism of prior art hot melt tool, and this hot melt tool comprises a cope match-plate pattern 10 and a lower bolster 20, and this buffering and positioning mechanism mainly comprises a cylindrical positioning guide column 11 and a spring 12; The upper end of this positioning guide column 11 is fixed on the cope match-plate pattern 10 of this hot melt tool; This spring 12 is sheathed on this positioning guide column 11, and its upper end connects this cope match-plate pattern 11, and it is horn-like that the lower end is.During production, on this lower bolster 20 that product 30 is positioned over, this cope match-plate pattern 10 moves downward, horn-like lower end 13 contact products 30 of this spring 12, and this spring 12 is compressed then, and product 30 is applied compaction pressure in advance, makes its location accurately.Length after this spring 12 was compressed when positioning guide column 11 length of this buffer gear finished less than hot melt avoids this positioning guide column bump product to cause product bad.
The buffering and positioning mechanism of prior art hot melt tool; Mainly have following defective: the lower end of (1) this spring height is different and be that line contacts with product; When compressing product surface; Product surface is easy to generate impression or weighs product wounded because of unbalance stress, and the spring lower end also can't be applicable to the non-planar surfaces of different shape; When (2) compressing product, spring shrinks the posterior end does not have the guide pillar restriction to be prone to bending or displacement, and the spring fatiguability damages, and needs often to change; (3) spring only connects cope match-plate pattern through the upper end, comes off easily in the production.
[utility model content]
In view of this, the purpose of the utility model is to overcome the deficiency and the defective of prior art, and a kind of product surface that is applicable to different shape is provided, and can not weigh product wounded, and stable and life-span of serviceability is the buffering and positioning mechanism of long hot melt tool.
For achieving the above object, the utility model provides a kind of buffering and positioning mechanism of hot melt tool, and this hot melt tool comprises a cope match-plate pattern and a lower bolster, it is characterized in that, this buffering and positioning mechanism comprises:
One location guide pillar, its main body upper end is fixed on this cope match-plate pattern, and the lower end is provided with a step-like structure;
One movable slider, it can be arranged on this positioning guide column up and downly, its lower surface contact matching and compress product surface when hot melt; And
One flexible member, it is sheathed on the main body of this positioning guide column, and is connected between this cope match-plate pattern and this movable slider.
Preferably; This movable slider is the hollow circuit cylinder body structure; Its upper end is provided with a through hole; Its inside is provided with the cylindrical activity space of a diameter greater than this through hole, and this through hole is passed in the main body upper end of this positioning guide column, and the step-like structure of this positioning guide column is up and down at the cylindrical activity space of this movable slider.
Preferably, the step-like structure of this positioning guide column is the inverted T shape step-like structure.
Preferably, this movable slider forms for fire resistant resin materials processing.More preferably, this movable slider is that epoxy resin or acetal resin (POM) process.
Preferably, the lower surface of this movable slider is processed into profiling according to the shape of product surface and is cooperated, stress equalization when making the compacted location of product.
Preferably, this flexible member is a spring.
Compared to prior art, the buffering and positioning mechanism of the utility model hot melt tool has the following advantages: 1, the lower surface through movable slider is that face contacts with product surface, and stress equalization when compressing product has been avoided the generation of impression; 2, spring integral body is done elastic deformation on the direction of positioning guide column restriction, displacement or distortion can not occur, and serviceability is stable; 3, there are movable slider restriction, difficult drop-off in the spring lower end; 4, the profiling cooperation can be made according to difform product surface in the lower surface of movable slider, and the scope of application is wider; 5, movable slider is that resin material is processed, and hardness is less, is difficult for weighing wounded product.
[description of drawings]
Fig. 1 is the structural representation of the buffering and positioning mechanism of prior art hot melt tool.
Fig. 2 is the structural representation of first duty among first embodiment of buffering and positioning mechanism of the utility model hot melt tool.
Fig. 3 is the structural representation of second duty of buffering and positioning mechanism in first embodiment of the utility model hot melt tool.
Fig. 4 is the structural representation of second embodiment of the buffering and positioning mechanism of the utility model hot melt tool.
Fig. 5 is the structural representation of the 3rd embodiment of the buffering and positioning mechanism of the utility model hot melt tool.
[specific embodiment]
Below in conjunction with accompanying drawing the specific embodiment of the utility model is done further detailed explanation.
See also Fig. 2 to Fig. 3; It is the structural representation of first and second duty of first embodiment of the buffering and positioning mechanism of the hot melt tool of the utility model respectively; This hot melt tool comprises a cope match-plate pattern 100 and a lower bolster 200, and this buffering and positioning mechanism mainly comprises location guide pillar 110, a movable slider 130 and a spring 120.
The main body upper end of this positioning guide column 110 is fixed on this cope match-plate pattern 100, and its lower end is provided with an inverted T shape step-like structure 111.
This movable slider 130 is the hollow circuit cylinder body structure; Its upper end is provided with a through hole; Its inside is provided with the cylindrical activity space of a diameter greater than this through hole; This through hole is passed in the main body upper end of this positioning guide column 110, and the inverted T shape step-like structure 111 of this positioning guide column 110 is up and down at the cylindrical activity space of this movable slider 130.
This spring 120 is sheathed on the main body of this positioning guide column 110, and is connected between this cope match-plate pattern 100 and this movable slider 130.
Preferably, in present embodiment, this movable slider 130 is for epoxy resin or acetal resin process, and its lower surface 130 is processed into the plane according to the flat shape on the surface of product 300 and is cooperated, stress equalization when making the compacted location of product.
See also Fig. 2; In first duty; This movable slider 130 receives the pressure of this spring 120; Be positioned at the lower end of this positioning guide column 110, the cope match-plate pattern 100 of this hot melt tool moves downward this movable slider 130 of drive and moves downward, up to the surface of the lower surface of this movable slider 130 131 these products 300 of contact.
See also Fig. 3; In second duty; This cope match-plate pattern 100 continues to move downward; The lower surface 131 of this movable slider 130 compresses the surface of this product 300 and receives the reaction force that this product 300 makes progress, and cushioning effect is played in these spring 120 compacted contractions, and this moment, this product 300 tightly was positioned on the lower bolster 200 of this hot melt tool.
See also Fig. 4; It illustrates the structural representation of second embodiment of the buffering and positioning mechanism of utility model hot melt tool; The buffering and positioning mechanism and the embodiment 1 of a kind of hot melt tool that provides in the present embodiment are basic identical, and difference is the lower surface of this movable slider 130 is changed to and the surperficial suitable concave spherical surface 132 of the protrudent sphere of 300 products by the plane.
See also Fig. 5; It illustrates the structural representation of the 3rd embodiment of the buffering and positioning mechanism of utility model hot melt tool; The buffering and positioning mechanism and the embodiment 1 of a kind of hot melt tool that provides in the present embodiment are basic identical, and difference is the lower surface of this movable slider 130 is changed to and the suitable back taper profile 133 in the tapered surface of this product 300 by the plane.
Compared to prior art, the buffering and positioning mechanism of the utility model hot melt tool has the following advantages: the lower surface of (1) movable slider is that face contacts with product surface, and stress equalization when compressing product has been avoided the generation of impression; (2) spring integral body is done elastic deformation on the direction of positioning guide column restriction, displacement or distortion can not occur, and serviceability is stable; (3) there are movable slider restriction, difficult drop-off in the spring lower end; (4) the profiling cooperation can be made according to difform product surface in the lower surface of movable slider, and the scope of application is wider; (5) movable slider is that resin material is processed, and hardness is less, is difficult for weighing wounded product.
Be pointed out that; The utility model is not limited to above-mentioned embodiment; Any simple modification, equivalent variations and modification that any professional and technical personnel of being familiar with does the foregoing description based on the utility model technical scheme all fall in the protection domain of the utility model.
Claims (7)
1. the buffering and positioning mechanism of a hot melt tool, this hot melt tool comprises a cope match-plate pattern and a lower bolster, it is characterized in that, this buffering and positioning mechanism comprises:
One location guide pillar, its main body upper end is fixed on this cope match-plate pattern, and the lower end is provided with a step-like structure;
One movable slider, it can be arranged on this positioning guide column up and downly, its lower surface contact matching and compress product surface when hot melt; And
One flexible member, it is sheathed on the main body of this positioning guide column, and is connected between this cope match-plate pattern and this movable slider.
2. the buffering and positioning mechanism of hot melt tool according to claim 1; It is characterized in that: this movable slider is the hollow circuit cylinder body structure; Its upper end is provided with a through hole; Its inside is provided with the cylindrical activity space of a diameter greater than this through hole, and this through hole is passed in the main body upper end of this positioning guide column, and the step-like structure of this positioning guide column is up and down at the cylindrical activity space of this movable slider.
3. the buffering and positioning mechanism of hot melt tool according to claim 1 is characterized in that: the overhead structure of this positioning guide column is the inverted T shape step-like structure.
4. the buffering and positioning mechanism of hot melt tool according to claim 1 is characterized in that: this movable slider forms for fire resistant resin materials processing.
5. the buffering and positioning mechanism of hot melt tool according to claim 4 is characterized in that: this movable slider is that epoxy resin or acetal resin process.
6. the buffering and positioning mechanism of hot melt tool according to claim 1 is characterized in that: the lower surface of this movable slider is processed into profiling according to the shape of product surface and is cooperated, stress equalization when making the compacted location of product.
7. the buffering and positioning mechanism of hot melt tool according to claim 1 is characterized in that: this flexible member is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202944264U CN202225441U (en) | 2011-08-15 | 2011-08-15 | Buffering and locating mechanism of hot melting jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202944264U CN202225441U (en) | 2011-08-15 | 2011-08-15 | Buffering and locating mechanism of hot melting jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202225441U true CN202225441U (en) | 2012-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202944264U Expired - Fee Related CN202225441U (en) | 2011-08-15 | 2011-08-15 | Buffering and locating mechanism of hot melting jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202225441U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717514A (en) * | 2012-06-28 | 2012-10-10 | 镒生电线塑料(昆山)有限公司 | Hot-melting jig |
| CN102935718A (en) * | 2011-08-15 | 2013-02-20 | 汉达精密电子(昆山)有限公司 | Buffering positioning mechanism of hot-melt jig |
| CN104552924A (en) * | 2013-10-25 | 2015-04-29 | 汉达精密电子(昆山)有限公司 | Buffer-type hot melting column |
-
2011
- 2011-08-15 CN CN2011202944264U patent/CN202225441U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102935718A (en) * | 2011-08-15 | 2013-02-20 | 汉达精密电子(昆山)有限公司 | Buffering positioning mechanism of hot-melt jig |
| CN102717514A (en) * | 2012-06-28 | 2012-10-10 | 镒生电线塑料(昆山)有限公司 | Hot-melting jig |
| CN104552924A (en) * | 2013-10-25 | 2015-04-29 | 汉达精密电子(昆山)有限公司 | Buffer-type hot melting column |
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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 |
Granted publication date: 20120523 Termination date: 20160815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |