CN216291636U - Vacuum fast press - Google Patents
Vacuum fast press Download PDFInfo
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- CN216291636U CN216291636U CN202122882595.6U CN202122882595U CN216291636U CN 216291636 U CN216291636 U CN 216291636U CN 202122882595 U CN202122882595 U CN 202122882595U CN 216291636 U CN216291636 U CN 216291636U
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- positioning
- bottom plate
- groove
- notch groove
- vacuum
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Abstract
The utility model discloses a vacuum fast press, which comprises a fast press body, an upper pressing plate and a bottom plate assembly, wherein a workbench is arranged on the fast press body, the bottom plate assembly is fixedly arranged on the workbench, one end of the upper pressing plate is hinged to the bottom plate assembly through a hinge, and the upper pressing plate covers the bottom plate assembly; a notch groove is formed in one side portion of the bottom plate assembly along a preset first direction, a positioning assembly is arranged in the notch groove along the length direction of the notch groove, the positioning assembly comprises a plurality of positioning blocks arranged at intervals, and an accommodating space used for accommodating the connector is formed between every two adjacent positioning blocks. The accommodating space plays a role in protecting the connector, and the connector is prevented from being damaged by pressure; the vacuum quick press can carry out hot pressing on the FPC board welded with the connector, avoids secondary welding heating of the NTC thermistor, ensures the stability of products and improves the qualification rate.
Description
Technical Field
The utility model relates to the field of hot presses, in particular to a vacuum fast press.
Background
When the circuit board is produced and processed, the equipment for pressing the circuit board is generally pressed by a vacuum fast press, and an upper pressing plate of the vacuum fast press directly presses the circuit board product.
In the prior art, before a circuit board is pressed, an NTC thermistor needs to be welded on an FPC board, and then the circuit board is placed in a pressing cavity for hot pressing, and after the hot pressing is completed, the FPC board is welded with a connector (for second welding); the connector is large in thickness, and a bulge exists during pressing, so that the pressing effect is poor, and the FPC needs to be welded after the FPC board is subjected to hot pressing; however, the problem of the processing technology is that the NTC thermistor is welded for the second time, which causes thermal stress to be generated, and the NTC thermistor melts tin, which affects the product yield.
In view of this, it is necessary to improve the fast press in the prior art to solve the technical problem that the NTC thermistor is soldered twice and molten tin occurs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a vacuum fast press to solve the technical problems.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a vacuum fast press, which comprises a fast press body, an upper pressing plate and a bottom plate assembly, wherein a workbench is arranged on the fast press body, the bottom plate assembly is fixedly arranged on the workbench, and one end of the upper pressing plate is hinged to the bottom plate assembly through a hinge;
a notch groove is formed in one side portion of the bottom plate assembly, a positioning assembly is arranged in the notch groove along the length direction of the notch groove, the positioning assembly comprises a plurality of positioning blocks arranged at intervals, and an accommodating space used for accommodating the connector is formed between every two adjacent positioning blocks.
Optionally, the locating component further comprises a mounting plate, a plurality of locating grooves are formed in the mounting plate at intervals along the length direction of the mounting plate, and one end of the locating block is connected in the locating grooves in a clamping mode.
Optionally, the bottom wall of the notch groove is provided with a plurality of positioning hole groups, and each positioning hole group comprises a plurality of positioning holes which are sequentially arranged along a preset first direction; the preset first direction is a direction perpendicular to the length direction of the notch groove;
and a positioning pin is inserted in the positioning hole and used for limiting the positioning block.
Optionally, the positioning hole is a threaded hole; the lower end part of the positioning pin is provided with a thread section, and the thread section is in threaded connection with the thread hole.
Optionally, the lower end part of the positioning pin is provided with a clamping groove;
the positioning hole is internally provided with an elastic buckling part matched with the clamping groove at a preset position, and the positioning pin is inserted into the positioning hole to enable the elastic buckling part to be clamped and connected in the clamping groove.
Optionally, the lower end of the positioning pin is further provided with a limiting boss, and the limiting boss abuts against the bottom wall of the notch groove.
Optionally, a heat insulation plate is arranged on the notch groove in a covering manner, and the lower end face of the heat insulation plate is abutted to the upper end face of the positioning block;
wherein, the width of heat insulating board is less than the width of breach groove.
Optionally, the upper press plate comprises an upper press plate body and an air bag, a mounting groove is formed in the upper press plate body, the air bag is mounted in the mounting groove, and the air bag is used for abutting against the bottom plate assembly.
Compared with the prior art, the utility model has the following beneficial effects: during processing, the NTC thermistor and the connector are sequentially welded on the FPC board, then a plurality of FPC board blanks which are welded are arranged on the bottom board assembly, so that the connector end of the FPC board is arranged in the accommodating space, the main body part of the FPC board is attached to the bottom board assembly, the accommodating space plays a role in protecting the connector, and the connector is prevented from being damaged by pressure; compared with the hot pressing equipment in the prior art, the vacuum quick press can carry out hot pressing on the FPC board welded with the connector, avoids secondary welding heating of the NTC thermistor, ensures the stability of products and improves the qualification rate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
The structure, proportion, size and the like shown in the drawings are only used for matching with the content disclosed in the specification, so that the person skilled in the art can understand and read the description, and the description is not used for limiting the limit condition of the implementation of the utility model, so the method has no technical essence, and any structural modification, proportion relation change or size adjustment still falls within the scope of the technical content disclosed by the utility model without affecting the effect and the achievable purpose of the utility model.
Fig. 1 is a schematic overall structure diagram of the vacuum express press.
Fig. 2 is a schematic diagram of a partially enlarged structure at a in fig. 2 of the vacuum express press.
Fig. 3 is a schematic structural diagram of one embodiment of the positioning assembly of the vacuum express press.
Fig. 4 is a schematic structural diagram of a second embodiment of the positioning assembly of the vacuum express press.
FIG. 5 is a schematic view of the connection structure between the positioning pin and the positioning hole of the vacuum rapid press.
Fig. 6 is a schematic diagram of a partial enlarged structure at B in fig. 5 of the vacuum express press.
FIG. 7 is a schematic top view of the positioning assembly of the vacuum press covering the heat insulation plate.
Illustration of the drawings: the quick press comprises a quick press body 1, an upper press plate 2, a bottom plate assembly 3, a notch groove 31, a positioning assembly 4, a positioning block 41, an accommodating space 42, a mounting plate 43, a positioning groove 44, a positioning hole group 45, a positioning hole 451, a positioning pin 46, a clamping groove 461, an elastic clamping part 452, a limiting boss 462 and a heat insulation plate 5.
Detailed Description
In order to make the objects, features and advantages of the present invention more apparent and understandable, the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings, and it is to be understood that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
The embodiment of the utility model provides a vacuum fast press, which comprises a fast press body 1, an upper pressing plate 2 and a bottom plate assembly 3, wherein a workbench is arranged on the fast press body 1, the bottom plate assembly 3 is fixedly arranged on the workbench, and one end of the upper pressing plate 2 is hinged to the bottom plate assembly 3 through a hinge, so that the upper pressing plate 2 can cover the bottom plate assembly 3;
It should be understood that the positioning blocks 41 are arranged between the plurality of FPC boards and separated to play roles of positioning and isolation, so that adjacent FPC boards are prevented from being extruded and stacked, a plurality of FPC boards are processed simultaneously, and the working efficiency is improved.
The working principle of the utility model is as follows: during processing, firstly, the NTC thermistor and the connector are sequentially welded on the FPC board, then a plurality of FPC board blanks which are welded are arranged on the bottom board assembly 3, so that the connector end of the FPC board is arranged in the accommodating space 42, the main body part of the FPC board is attached to the bottom board assembly 3, and the accommodating space 42 plays a role in protecting the connector, so that the connector is prevented from being damaged by pressure; compared with the hot pressing equipment in the prior art, the vacuum quick press can carry out hot pressing on the FPC board welded with the connector, avoids secondary welding heating of the NTC thermistor, ensures the stability of products and improves the qualification rate.
It should be noted that the positioning assembly 4 in the present embodiment has a plurality of arrangement manners, and two embodiments of the positioning assembly 4 are provided in combination with fig. 3 and fig. 4;
in one embodiment of the positioning assembly 4, the positioning assembly 4 further includes a mounting plate 43, the mounting plate 43 is mounted in the notch groove 31, the mounting plate 43 is provided with a plurality of positioning grooves 44 at intervals along a length direction thereof, and one end of the positioning block 41 is engaged with the positioning grooves 44. Wherein, the width of the positioning groove 44 is set to be equal to the width of the positioning block 41, so as to facilitate the installation of the positioning block 41;
in order to fix the mounting plate 43, a groove body is reserved on one side of the bottom of the notch groove 31, and the bottom of the mounting plate 43 is mounted in the groove body.
In the second embodiment of the positioning assembly 4, the bottom wall of the notch groove 31 is provided with a plurality of positioning hole groups 45, and the positioning hole groups 45 include a plurality of positioning holes 451 sequentially arranged along a preset first direction; the preset first direction is a direction perpendicular to the length direction of the notch groove 31;
a positioning pin 46 is inserted into the positioning hole 451, and the positioning pin 46 is used for limiting the positioning block 41.
It should be noted that two rows of the positioning hole groups 45 are correspondingly arranged on one positioning block 41, and respectively abut against the front and rear end faces of the positioning block 41 to limit the positioning block 41; meanwhile, a plurality of groups of positioning holes 451 are arranged, so that the distance between two adjacent positioning blocks 41 can be conveniently adjusted, and the PCB positioning device is suitable for production of PCBs with different sizes.
The connection between the positioning pin 46 and the positioning hole 451 can be achieved in various ways, as described in connection with the positioning hole 451, wherein fig. 5 and 6 respectively provide two fixing ways for the positioning pin 46;
optionally, as one of fixing manners of the positioning pin 46, the positioning hole 451 is a threaded hole; the lower end of the positioning pin 46 is provided with a threaded section which is in threaded connection with the threaded hole. During operation, the positioning pin 46 is screwed to realize the disassembly or the assembly of the positioning pin 46, and the connection is firm.
Optionally, as a second fixing mode of the positioning pin 46, a clamping groove 461 is arranged at the lower end of the positioning pin 46;
an elastic buckling part 452 matched with the clamping groove 461 is arranged at a preset position in the positioning hole 451, and the positioning pin 46 is inserted into the positioning hole 451, so that the elastic buckling part 452 is clamped and connected in the clamping groove 461.
During operation, the positioning pin 46 is plugged, so that the positioning pin 46 is connected with or detached from the bottom plate assembly 3, and the operation is convenient and fast.
Further, the lower end of the positioning pin 46 is further provided with a limit boss 462, and the limit boss 462 abuts against the bottom wall of the notch groove 31. The limiting boss 462 is arranged to limit the insertion depth of the positioning pin 46, and meanwhile, the contact area between the positioning pin 46 and the bottom wall of the notch groove 31 is increased, and the connection stability is improved.
As a preferable scheme of the present embodiment, the notched groove 31 is provided with a heat insulation plate 5 in a covering manner, and a lower end surface of the heat insulation plate 5 abuts against an upper end surface of the positioning block 41; wherein the width of the heat insulation plate 5 is smaller than the width of the notch groove 31.
The heat insulation plate 5 is covered on the accommodating space 42 to play a role of heat insulation; during hot pressing, the bottom plate assembly 3 can be heated, and heat for avoiding the bottom plate assembly 3 is transmitted into the accommodating space 42, so that the stability of the connector is protected, and the product percent of pass is improved.
In this embodiment, the upper plate 2 includes an upper plate body and an air bag, a mounting groove is provided in the upper plate body, the air bag is installed in the mounting groove, and the air bag is used for abutting against the bottom plate assembly 3.
When the FPC pressing machine works, the air bags are inflated with air, the upper pressing plate 2 covers the bottom plate assembly 3, the air bags are attached to the upper end face of the bottom plate assembly 3, air between the air bags is squeezed away, and the FPC is pressed flat and heated uniformly.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. A vacuum fast press comprises a fast press body (1), an upper pressing plate (2) and a bottom plate assembly (3), wherein a workbench is arranged on the fast press body (1), the bottom plate assembly (3) is fixedly arranged on the workbench, and one end of the upper pressing plate (2) is hinged to the bottom plate assembly (3) through a hinge; it is characterized in that;
breach groove (31) have been seted up to one side portion of bottom plate subassembly (3), be provided with locating component (4) along its length direction in breach groove (31), locating component (4) include locating piece (41) that a plurality of interval set up, adjacent two be formed with accommodation space (42) that are used for holding the connector between locating piece (41).
2. The vacuum press according to claim 1, wherein the positioning assembly (4) further comprises a mounting plate (43), the mounting plate (43) is mounted in the notch groove (31), the mounting plate (43) is provided with a plurality of positioning grooves (44) at intervals along the length direction thereof, and one end of the positioning block (41) is connected in the positioning grooves (44) in a clamping manner.
3. The vacuum fast press according to claim 1, characterized in that a plurality of positioning hole groups (45) are formed in the bottom wall of the notch groove (31), and the positioning hole groups (45) comprise a plurality of positioning holes (451) sequentially arranged along a preset first direction; the preset first direction is a direction perpendicular to the length direction of the notch groove (31);
a positioning pin (46) is inserted into the positioning hole (451), and the positioning pin (46) is used for limiting the positioning block (41).
4. The vacuum press according to claim 3, wherein the positioning holes (451) are threaded holes; and a thread section is arranged at the lower end part of the positioning pin (46), and the thread section is in threaded connection with the thread hole.
5. The vacuum press according to claim 3, characterized in that the lower end of the positioning pin (46) is provided with a clamping groove (461);
an elastic buckling part (452) matched with the clamping groove (461) is arranged at a preset position in the positioning hole (451), and the positioning pin (46) is inserted into the positioning hole (451) so that the elastic buckling part (452) is clamped and connected in the clamping groove (461).
6. The vacuum press according to claim 5, characterized in that the lower end of the positioning pin (46) is further provided with a limit boss (462), and the limit boss (462) abuts against the bottom wall of the notch groove (31).
7. The vacuum press according to claim 1, characterized in that the notch groove (31) is covered with a heat insulation plate (5), and the lower end surface of the heat insulation plate (5) is abutted with the upper end surface of the positioning block (41);
wherein the width of the heat insulation plate (5) is smaller than the width of the notch groove (31).
8. The vacuum press according to claim 1, wherein the upper platen (2) comprises an upper platen body and an air bag, wherein a mounting groove is formed in the upper platen body, the air bag is mounted in the mounting groove, and the air bag is used for abutting against the bottom plate assembly (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122882595.6U CN216291636U (en) | 2021-11-23 | 2021-11-23 | Vacuum fast press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122882595.6U CN216291636U (en) | 2021-11-23 | 2021-11-23 | Vacuum fast press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216291636U true CN216291636U (en) | 2022-04-12 |
Family
ID=81038024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122882595.6U Active CN216291636U (en) | 2021-11-23 | 2021-11-23 | Vacuum fast press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216291636U (en) |
-
2021
- 2021-11-23 CN CN202122882595.6U patent/CN216291636U/en active Active
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