CN215295675U

CN215295675U - Electric heating blast air drying device for drying FR-4 copper-clad plate prepreg

Info

Publication number: CN215295675U
Application number: CN202120021574.2U
Authority: CN
Inventors: 韩特警; 陈恩禄; 刘峰; 廖成
Original assignee: Kingboard Electronic Material Jiangyin Co ltd
Current assignee: Kingboard Electronic Material Jiangyin Co ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-12-24
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a FR-4 copper-clad plate prepreg is dried and is used electric heat blast air drying device, including the drying cabinet, the first motor of drying cabinet upper end surface fixed connection, the lower extreme coupling of first motor has the fan of blowing, drying cabinet one side inner wall rotates and is connected with the second motor, the connecting block internal rotation is connected with the threaded rod, two equal threaded connection has the thread bush of two symmetric distributions on the outer wall of threaded rod, and is a plurality of it has the head rod, and is a plurality of all to articulate on the outer wall of thread bush the one end bottom fixedly connected with grip block of supporting box is kept away from to the second connecting rod, the first runner of one end fixedly connected with of first pivot, fixedly connected with second pivot on the inner wall of second runner, the one end of second pivot run through with one of them supporting box fixed connection. The utility model discloses have and to carry out the heating drying of multiaspect to the material of centre gripping, make the efficiency reinforcing of drying, heat more comprehensive effect.

Description

Electric heating blast air drying device for drying FR-4 copper-clad plate prepreg

Technical Field

The utility model relates to an FR-4 copper-clad plate electric heat blast air technical field specifically is an FR-4 copper-clad plate electric heat blast air drying device.

Background

With the rapid development of electronic technology, higher and more severe requirements are put forward on copper-clad plates, such as high TG, high TD, low CTE, high heat resistance, high reliability and the like. In the production process of the copper-clad plate, the proportion of the inorganic filler is adjusted; modified barium sulfate and aluminum hydroxide are used as fillers, the modified barium sulfate and the aluminum hydroxide are added according to the mass ratio of 2.6: 1 (the total mass ratio of the added fillers is 35 percent), and the materials are stirred at a high speed and mixed uniformly to prepare glue solution; and dipping the glue solution by using electronic grade glass cloth, baking to prepare a prepreg, laminating the prepreg with copper foil, hot-pressing, and pressing under specific conditions to obtain the FR-4 copper-clad plate.

But when the FR-4 copper-clad plate is heated and baked, the existing heating device is simple in structure and single in function, only workers manually place the materials in the drying box for drying, and only one side of the materials can be dried, so that the heating effect is incomplete, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an FR-4 copper-clad plate electric heat blast air drying device to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: an electrothermal blowing drying device for drying an FR-4 copper-clad plate prepreg comprises a drying box, wherein a first motor is fixedly connected to the outer surface of the upper end of the drying box, a blowing fan is connected to the lower end of the first motor in a shaft mode, a lifting table is fixedly connected to the inner wall of the lower end of the drying box, a second motor is rotatably connected to the inner wall of one side of the drying box, two support boxes which are symmetrically distributed are fixedly arranged in the drying box, a connecting block is fixedly connected to the two support boxes, a threaded rod is rotatably connected to the connecting block, two threaded sleeves which are symmetrically distributed are in threaded connection to the outer walls of the two threaded rods, a first connecting rod is hinged to the outer wall of each threaded sleeve, a second connecting rod is hinged to one end of each first connecting rod, one end of each second connecting rod is hinged to one support box, and a clamping plate is fixedly connected to the bottom of one end, far away from the support boxes, of each second connecting rod, the utility model discloses a drying cabinet, including first motor, first pivot, first runner of one end fixedly connected with of first motor, first runner is connected with the second runner through first belt transmission, fixedly connected with second pivot on the inner wall of second runner, the one end of second pivot is run through and is located in the drying cabinet, and one of them supporting box fixed connection.

In a preferred embodiment: one end of the second motor is connected with a third rotating shaft in a shaft mode, one end of the third rotating shaft is fixedly connected with a first bevel gear, the first bevel gear is connected with a second bevel gear in a meshed mode, and the second bevel gear is fixedly connected to the outer wall of the threaded rod.

In a preferred embodiment: the outer wall of the threaded rod is fixedly connected with a third rotating wheel, the third rotating wheel is connected with a fourth rotating wheel through a second belt in a transmission mode, the fourth rotating wheel is fixedly connected to the other one of the outer wall of the threaded rod, the third rotating wheel, the second belt and the fourth rotating wheel are arranged, the materials can be conveniently overturned, and then subsequent drying is facilitated.

In a preferred embodiment: two the opposite direction of end screw thread about the threaded rod, two the supporting box passes through spliced pole fixed connection, and it is better to the centre gripping effect of material to be favorable to through such setting, makes more firm to the material centre gripping.

In a preferred embodiment: the opening is located at the both ends of drying cabinet, two open-ended one end all is equipped with the conveyer belt, has made things convenient for automatic conveying the material, need not workman manual material loading.

In a preferred embodiment: the below of fan of blowing is equipped with resistance heater, resistance heater's both ends and drying cabinet inner wall fixed connection, the point hinders being provided with of heater and does benefit to the heating stoving to the material.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a setting of drying cabinet, first motor, fan of blowing, first pivot, first runner, belt, second runner and second pivot can carry out the heating of multiaspect to the material of centre gripping and dry, makes the efficiency reinforcing of drying, and the heating effect is more comprehensive, again through the setting of conveyer belt, opening and elevating platform, can convey the material by automatic, need not the manual material loading of workman, has practiced thrift the time when liberating the manpower.

2. The utility model discloses a setting of threaded rod, thread bush, head rod, the smooth and grip block of second connecting rod can carry out more stable centre gripping to the material, and then has avoided follow-up when overturning the material because not hard up cause the material to drop to be unfavorable for the heating drying of material, through the setting of third runner, second belt and fourth runner again, made things convenient for the upset to the material, and then be favorable to subsequent stoving.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the external structure of the drying box of the present invention;

FIG. 3 is a schematic view of the interior and connection structure of two support boxes according to the present invention;

FIG. 4 is a schematic view of the lower end of the resistance heater in the drying box according to the present invention;

in the figure: the device comprises a drying box 1, a first motor 2, a blowing fan 3, a lifting platform 4, a second motor 5, a support box 6, a connecting block 7, a threaded rod 8, a threaded sleeve 9, a first connecting rod 10, a second connecting rod 11, a clamping plate 12, a first rotating shaft 13, a first rotating wheel 14, a first belt 15, a second rotating wheel 16, a second rotating shaft 17, a third rotating shaft 18, a first bevel gear 19, a second bevel gear 20, a third rotating wheel 21, a second rotating wheel 22, a fourth rotating wheel 23, an opening 24, a resistance heater 25 and a connecting column 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an electrothermal blowing drying device for drying an FR-4 copper-clad plate prepreg comprises a drying box 1, wherein a first motor 2 is fixedly connected to the outer surface of the upper end of the drying box 1, a blowing fan 3 is connected to the lower end of the first motor 2 through a shaft, a lifting table 4 is fixedly connected to the inner wall of the lower end of the drying box 1, a second motor 5 is rotatably connected to the inner wall of one side of the drying box 1, two symmetrically-distributed supporting boxes 6 are fixedly arranged in the drying box 1, connecting blocks 7 are fixedly connected to the two supporting boxes 6, threaded rods 8 are rotatably connected to the connecting blocks 7, two symmetrically-distributed threaded sleeves 9 are respectively in threaded connection with the outer walls of the threaded rods 8, first connecting rods 10 are respectively hinged to the outer walls of the plurality of threaded sleeves 9, a second connecting rod 11 is respectively hinged to one end of the plurality of first connecting rods 10, one end of the plurality of second connecting rods 11 is respectively hinged to the supporting boxes 6, it is a plurality of the one end bottom fixedly connected with grip block 12 of supporting box 6 is kept away from to second connecting rod 11, the one end coupling of first motor 2 has first pivot 13, the first runner 14 of the one end fixedly connected with of first pivot 13, first runner 14 is connected with second runner 16 through the transmission of first belt 15, fixedly connected with second pivot 17 on the inner wall of second runner 16, the one end of second pivot 17 runs through and locates in drying cabinet 1 to one of them supporting box 6 fixed connection.

In a preferred embodiment: one end of the second motor 5 is coupled with a third rotating shaft 18, one end of the third rotating shaft 18 is fixedly connected with a first bevel gear 19, the first bevel gear 19 is engaged with a second bevel gear 20, and the second bevel gear 20 is fixedly connected to the outer wall of the threaded rod 8.

In a preferred embodiment: fixedly connected third runner 21 on the outer wall of threaded rod 8, third runner 21 is connected with fourth runner 23 through the transmission of second belt 22, fourth runner 23 fixed connection is in another on the outer wall of threaded rod 8, through the setting of third runner, second belt and fourth runner, made things convenient for the upset to the material, and then be favorable to subsequent stoving.

In a preferred embodiment: two the opposite direction of lower extreme screw thread on the threaded rod 8, two the supporting box passes through spliced pole 26 fixed connection, and it is better to the centre gripping effect of material to be favorable to through such setting, makes more firm to the material centre gripping.

In a preferred embodiment: opening 24, two are located at the both ends of drying cabinet 1 the one end of opening 24 all is equipped with the conveyer belt, has made things convenient for automatic conveying the material, need not workman manual material loading.

In a preferred embodiment: the below of fan 3 of blowing is equipped with resistance heater 25, resistance heater 25's both ends and 1 inner wall fixed connection of drying cabinet, and the point hinders being provided with of heater and does benefit to the heating stoving to the material.

The utility model discloses a theory of operation: when the material clamping device is used, a conveying belt conveys materials to the lifting platform 4, then the lifting platform 4 rises, the second motor 5 is started, the third rotating shaft 18 starts to rotate, the third rotating shaft 18 rotates to drive the first bevel gear 19 to rotate, the first bevel gear 19 rotates to drive the second bevel gear 20 to rotate, and further drives one of the threaded rods 8 to rotate, so that the third rotating wheel 21 starts to rotate, the third rotating wheel 21 rotates to drive the fourth rotating wheel 23 to rotate through the second belt 22, the fourth rotating wheel 23 rotates to drive the other threaded rod 8 to rotate, so that the threaded sleeve 9 at the upper end starts to move upwards, the threaded sleeve 9 at the lower end starts to move downwards, and further one end of the first connecting rod 10 is driven to move towards the middle position, the first connecting rod 10 moves towards the middle position to drive the clamping plate 12 to move towards the middle position, and further to clamp the materials on the lifting platform 4, and the lifting platform 4 descends after clamping is completed, the first motor 2 is started while the resistance heater 25 is started, the first motor 2 is started to drive the blowing fan 3 to rotate, further heating and drying the materials, simultaneously starting the first motor 2 to drive the first rotating shaft 13 to rotate, driving the first rotating shaft 13 to rotate to drive the first rotating wheel 14 to rotate, driving the first rotating wheel 14 to rotate to drive the second rotating wheel 16 to rotate through the first belt 15, thereby driving the second rotating shaft 17 to rotate, the second rotating shaft 17 rotates to drive the two supporting boxes 6 to rotate, thereby can dry the heating to the another side of material, make the stoving effect reinforcing, the stoving is accomplished the back, and elevating platform 4 rises, and 5 antiport of second motor, grip block 12 loosen the material, and the material falls back to elevating platform 4 on, along with the next material of conveyer belt conveying, the material that dries is supported to be removed and is carried away on another conveyer belt to accomplish whole heating and drying process.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a FR-4 copper-clad plate prepreg is dried and is used electric heat blast air drying device, includes drying cabinet (1), its characterized in that: the outer surface of the upper end of the drying box (1) is fixedly connected with a first motor (2), the lower end of the first motor (2) is connected with a blowing fan (3) in an axial mode, the inner wall of the lower end of the drying box (1) is fixedly connected with a lifting platform (4), the inner wall of one side of the drying box (1) is rotatably connected with a second motor (5), two symmetrically-distributed supporting boxes (6) are fixedly arranged in the drying box (1), connecting blocks (7) are fixedly connected in the two supporting boxes (6), threaded rods (8) are rotatably connected in the connecting blocks (7), two symmetrically-distributed thread sleeves (9) are in threaded connection on the outer walls of the two threaded rods (8), a plurality of first connecting rods (10) are hinged to the outer walls of the thread sleeves (9), and a plurality of second connecting rods (11) are hinged to one ends of the first connecting rods (10), it is a plurality of the one end of second connecting rod (11) all is articulated, a plurality of with supporting box (6) the one end bottom fixedly connected with grip block (12) of supporting box (6) are kept away from in second connecting rod (11), the one end coupling of first motor (2) has first pivot (13), the first runner (14) of the one end fixedly connected with of first pivot (13), first runner (14) are connected with second runner (16) through first belt (15) transmission, fixedly connected with second pivot (17) on the inner wall of second runner (16), the one end of second pivot (17) is run through and is located in drying cabinet (1), and with one of them supporting box (6) fixed connection.

2. The electric heating air blast drying device for drying the FR-4 copper clad laminate prepreg according to claim 1, which is characterized in that: one end of the second motor (5) is connected with a third rotating shaft (18) in a shaft mode, one end of the third rotating shaft (18) is fixedly connected with a first bevel gear (19), the first bevel gear (19) is connected with a second bevel gear (20) in a meshed mode, and the second bevel gear (20) is fixedly connected to the outer wall of the threaded rod (8).

3. The electric heating air blast drying device for drying the FR-4 copper clad laminate prepreg according to claim 1, which is characterized in that: fixedly connected third runner (21) on the outer wall of threaded rod (8), third runner (21) are connected with fourth runner (23) through second belt (22) transmission, fourth runner (23) fixed connection is in another on the outer wall of threaded rod (8).

4. The electric heating air blast drying device for drying the FR-4 copper clad laminate prepreg according to claim 1, which is characterized in that: the direction of the upper end thread and the lower end thread of the two threaded rods (8) is opposite, and the two supporting boxes are fixedly connected through a connecting column (26).

5. The electric heating air blast drying device for drying the FR-4 copper clad laminate prepreg according to claim 1, which is characterized in that: opening (24) are located at the both ends of drying cabinet (1), two the one end of opening (24) all is equipped with the conveyer belt.

6. The electric heating air blast drying device for drying the FR-4 copper clad laminate prepreg according to claim 1, which is characterized in that: the drying machine is characterized in that a resistance heater (25) is arranged below the blowing fan (3), and two ends of the resistance heater (25) are fixedly connected with the inner wall of the drying box (1).