CN216577644U - Multipoint variable-pitch pressing mechanism - Google Patents
Multipoint variable-pitch pressing mechanism Download PDFInfo
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- CN216577644U CN216577644U CN202123333415.5U CN202123333415U CN216577644U CN 216577644 U CN216577644 U CN 216577644U CN 202123333415 U CN202123333415 U CN 202123333415U CN 216577644 U CN216577644 U CN 216577644U
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Abstract
The utility model discloses a multiple spot displacement pressing mechanism. The multi-point variable-pitch pressing mechanism comprises an upper pressing support, a lower pressing support, two groups of pressing head assemblies and two pressing head distance adjusting mechanisms; the two groups of pressing components are respectively an upper pressing component arranged on the upper pressing support and a lower pressing component arranged on the lower pressing support, each group of pressing components comprises a plurality of linearly arranged pressing modules, and the pressing modules move in a manner of approaching to or departing from each other; the two pressing spacing adjusting mechanisms are respectively used for adjusting the spacing between the lower pressing assembly and the plurality of pressing modules in the lower pressing assembly. The utility model discloses a multiple spot displacement pressing mechanism can adjust the interval between a plurality of pressfitting modules to be applicable to the pressfitting of multiple different conditions under the condition of not changing press fit die utensil, a plurality of pressfitting modules can independent control and detection, thereby avoid producing in batches badly.
Description
Technical Field
The utility model relates to a pressing mechanism; and more particularly, to a variable pitch press mechanism capable of adjusting the distance between a plurality of press heads.
Background
In the production process of circuit board products such as flexible circuit boards, it is usually necessary to attach components such as reinforcing sheets, conductive sheets, bonding sheets, etc. to a plurality of local areas on the surface of the circuit board, and these components may be pre-attached to the circuit board and then pressed by a pressing machine to make the circuit board firmly bonded.
Usually, the interval that needs the pressfitting part on the different circuit board products is different, also can need pressfitting multiunit part on the same circuit board, and the interval between each part is also different in every group part, but among the pressfitting machine of prior art, the interval between a plurality of pressure heads of mould is fixed unchangeable usually, when the circuit board product of pressfitting difference and the two sets of different parts of pressfitting, need change the mould usually and carry out the pressfitting and have the higher not enough of mould cost. In addition, the existing pressing machine cannot predict and detect when a single pressing point has a problem, so that batch badness is generated, pressure sensitive paper detection is generally required to be performed every shift, but the pressure sensitive paper cost is high, and a lot of additional cost is generated by twice-daily detection.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multiple spot displacement pressing mechanism to realize having the pressfitting of a plurality of multiunit parts of different intervals under the condition of not changing the mould, and can realize single pressfitting module's independent control and detection.
In order to realize the aforesaid main objective, the embodiment of the utility model provides a multiple spot displacement pressing mechanism, include:
an upper press-fit bracket and a lower press-fit bracket;
the two groups of pressing components are respectively an upper pressing component arranged on the upper pressing bracket and a lower pressing component arranged on the lower pressing bracket; each group of the pressing components comprises a plurality of linearly arranged pressing modules which move in a manner of approaching or departing from each other;
the two pressing spacing adjusting mechanisms are respectively a first pressing spacing adjusting mechanism arranged on the upper pressing bracket and a second pressing spacing adjusting mechanism arranged on the lower pressing bracket; the first stitching spacing adjusting mechanism is used for adjusting the spacing between the stitching modules in the upper stitching assembly, and the second stitching spacing adjusting mechanism is used for adjusting the spacing between the stitching modules in the lower stitching assembly.
According to the utility model discloses a concrete implementation mode goes up the pressfitting support and all is equipped with the slide rail on the pressfitting support down and installs a plurality of sliding bottom on the slide rail, and a plurality of pressfitting modules are installed respectively on a plurality of sliding bottom.
According to the utility model discloses a concrete implementation mode, pressfitting interval adjustment mechanism is including cutting fork mechanism and drive cut the flexible exhibition control mechanism that rolls over of fork mechanism, it has a plurality of central pin joints that lie in it and roll over and open on the central line to cut fork mechanism, and is a plurality of sliding bottom is respectively with a plurality of central pin joint is connected.
According to a specific embodiment of the present invention, the folding and unfolding control mechanism comprises a motor, a bidirectional lead screw and two nut blocks, wherein the bidirectional lead screw is driven by the motor to rotate; the two nut blocks are respectively arranged on two different thread sections of the bidirectional screw rod, and the two nut blocks are respectively connected with two central hinge joints at two opposite ends of the scissor fork mechanism.
According to the utility model discloses a concrete implementation mode, the pressfitting module includes the installing support and sets up pressfitting drive arrangement and compression moulding utensil on the installing support, compression moulding utensil by compression fitting drive arrangement drive and make elevating movement.
According to the utility model discloses a concrete implementation mode, pressfitting drive arrangement include the motor and with the lead screw elevating system that the press fitting die connects, the motor passes through lead screw elevating system drive the elevating movement is made to the press fitting die.
According to the utility model discloses a concrete implementation mode, the press fitting die includes the hot plate and installs pressure head on the hot plate.
According to a specific embodiment of the utility model, pressure head detachably installs on the hot plate. Wherein, the pressure head is in the detachable mode installation, only need change the pressure head and need not to change whole compression moulding utensil when necessary.
According to the utility model discloses a concrete implementation mode, compression mold still includes the heat insulating board, and the heat insulating board setting is in the heating plate one side back to the pressure head.
According to the utility model discloses a concrete implementation mode goes up the lamination assembly and/or be equipped with pressure sensor in the lamination assembly's of lower lamination assembly's the compression mold to control pressfitting pressure more accurately.
The utility model discloses in, the interval between a plurality of pressfitting modules is adjustable to can be applicable to the pressfitting of multiple different conditions under the condition of not changing pressfitting mould/pressure head, be applicable to the pressfitting that the multiunit has different interval parts on different circuit board products and the same circuit board product simultaneously for example, and the cost is very low when different products switch. Furthermore, the plurality of pressing modules are arranged relatively independently, and the pressing temperature and pressure of each pressing module can be controlled independently, so that the requirement of difference of pressing parameters of different pressing point positions is met, and the pressing quality is improved; a plurality of pressfitting modules set up relatively independently, and the pressfitting in-process can the pressure value of every pressfitting point of real-time detection, can in time report to the police when unusual, can not produce in batches badly, can cancel pressure-sensitive paper simultaneously and detect or reduce frequency.
To more clearly illustrate the objects, technical solutions and advantages of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Drawings
FIG. 1 is a perspective view of an embodiment of a pitch-variable stitching mechanism of the present invention;
FIG. 2 is a front view of an embodiment of the pitch-variable press-fit mechanism of the present invention;
FIG. 3 is a first state diagram of the pressing pitch adjusting mechanism in the embodiment;
FIG. 4 is a second state diagram of the pressing pitch adjusting mechanism in the embodiment;
fig. 5 is a perspective view of the lamination module in the embodiment.
Detailed Description
As shown in fig. 1 and 2, the multi-point pitch-changing press-fitting mechanism of the embodiment includes an upper press-fitting support 11a, a lower press-fitting support 11b, two sets of press-fitting assemblies 12, and two pitch-adjusting mechanisms 13. Two opposite ends of the upper pressing bracket 11a and the lower pressing bracket 11b can be fixedly connected through a supporting column 11 c.
The two groups of pressing components 12 are respectively an upper pressing component 12a arranged on the upper pressing bracket 11a and a lower pressing component 12b arranged on the lower pressing bracket 11 b; each set of stitching assembly 12 includes a plurality of linearly arranged stitching modules 121. Specifically, the upper pressing bracket 11a and the lower pressing bracket 11b are both provided with a slide rail 111, and a plurality of sliding bases 112 are mounted on the slide rail 111; the stitching modules 121 are respectively installed on the sliding bases 112, and the stitching modules 121 move close to or away from each other.
The two pressing spacing adjusting mechanisms 13 are respectively a first pressing spacing adjusting mechanism 13a arranged on the upper pressing bracket 11a and a second pressing spacing adjusting mechanism 13b arranged on the lower pressing bracket 11 b; the first stitching spacing adjusting mechanism 13a is configured to adjust a spacing between the stitching modules 121 in the upper stitching assembly 12a, and the second stitching spacing adjusting mechanism 13b is configured to adjust a spacing between the stitching modules 121 in the lower stitching assembly 12 b.
Specifically, as shown in fig. 3, the stitching distance adjusting mechanism 13 includes a scissors mechanism 131 and a folding and unfolding control mechanism 132 for driving the scissors mechanism 131 to extend and retract. The scissors mechanism 131 has a plurality of central hinge points 1311 located on the folding and unfolding center line thereof, and the plurality of central hinge points 1311 are respectively connected to the plurality of first sliding bases 112. The folding and unfolding control mechanism 132 comprises a motor 1321, a bidirectional screw rod 1322 and two nut blocks 1323, wherein the bidirectional screw rod 1322 is driven by the motor 1321 to rotate; two nut blocks 1323 are respectively arranged on two different thread sections of the bidirectional screw 1322, and the two nut blocks 1323 are respectively connected with two central hinge points 1311 at two opposite ends of the scissor mechanism 131.
When the motor 1321 drives the bidirectional screw 1322 to rotate, the two nut blocks 1323 approach or move away from each other, so that the scissor mechanism 131 is folded or unfolded; accordingly, the plurality of central hinge points 1311 will move toward or away from each other such that the spacing between the plurality of stitching modules 121 decreases or increases. Fig. 3 shows the maximum spread state of the scissors mechanism 131 in the embodiment, in which the stitching modules 121 have the maximum pitch; fig. 4 shows the scissors mechanism 131 folded to a predetermined length, wherein the stitching modules 121 are moved closer together and the spacing therebetween is reduced accordingly.
In the embodiment of the present invention, the pressing modules 121 are installed on the sliding base 112, the sliding base 112 is connected to the central hinge point 1311 of the scissors mechanism 131, and the variation range of the distance between adjacent pressing modules 121 is always kept consistent, so as to facilitate the pressing distance control; furthermore, the two nut blocks 1323 are driven to be away from or close to each other through the two-way screw 1322, so that the telescopic movement of the scissor mechanism 131 is controlled, the distance between the pressing heads is adjusted, and the advantage of high adjustment precision of the distance between the pressing heads is achieved.
As shown in fig. 5, the lamination module 121 of the embodiment includes a mounting bracket 122, a lamination driving device disposed on the mounting bracket 122, and a lamination mold 124; the mounting bracket 122 is connected to the sliding base 112, and the pressing mold 124 is driven by the pressing driving device to move up and down. In an alternative embodiment, the pressing driving device includes a lifting motor 1231, a lead screw lifting mechanism 1232 and a mold mounting base plate 1234, the lead screw lifting mechanism 1232 is connected to the mold mounting base plate 1234, the pressing mold 124 is mounted on the mold mounting base plate 1234, and the lifting motor 1231 drives the lead screw lifting mechanism 1232 to move through a belt transmission mechanism 1233, so as to drive the mold mounting base plate 1234 and the pressing mold 124 to move up and down. In other embodiments of the present invention, the pressing driving device may also adopt other driving devices such as a cylinder, and the present invention is not limited thereto.
The press-fit mold 124 includes a pressing head 1241, a heating plate 1242 and a heat insulation plate 1243, the pressing head 1241 is detachably mounted on the heating plate 1242, and the heat insulation plate 1243 is disposed on a side of the heating plate 1243 opposite to the pressing head 1241. Wherein, pressure head 1241 is in the detachable mode installation, can only change pressure head 1241 need not to change whole compression moulding utensil 124 when necessary, not only is favorable to reducing the cost of manufacture of compression moulding utensil 124, is favorable to improving production efficiency moreover.
Further, a pressure sensor may be disposed in the pressing mold 124 of the upper pressing assembly 12a and/or the lower pressing assembly 12b to detect and control the pressing pressure. In the embodiment of the present invention, as shown in fig. 5, a pressure sensor 1244 is disposed in the pressing mold 124 of the upper pressing component 12b, and the pressure sensor 1244 may be disposed between the mold mounting base plate 1234 and the thermal insulation plate 1243. In addition, a temperature sensor for detecting and controlling the pressing temperature may be further disposed in the pressing mold 124.
Although the present invention has been described with reference to the above embodiments, it should be understood that all changes that can be made by one skilled in the art without departing from the scope of the present invention are intended to be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a multiple spot displacement pressing mechanism, includes the pressfitting support and presses down the pressfitting support, its characterized in that:
the two groups of pressing components are respectively an upper pressing component arranged on the upper pressing bracket and a lower pressing component arranged on the lower pressing bracket; each group of the pressing components comprises a plurality of linearly arranged pressing modules which move in a manner of approaching or departing from each other;
the two pressing spacing adjusting mechanisms are respectively a first pressing spacing adjusting mechanism arranged on the upper pressing bracket and a second pressing spacing adjusting mechanism arranged on the lower pressing bracket; the first stitching spacing adjusting mechanism is used for adjusting the spacing between the stitching modules in the upper stitching assembly, and the second stitching spacing adjusting mechanism is used for adjusting the spacing between the stitching modules in the lower stitching assembly.
2. The multi-point pitch-changing stitching mechanism according to claim 1, wherein: the upper pressing support and the lower pressing support are respectively provided with a slide rail and a plurality of sliding bases arranged on the slide rails, and the plurality of pressing modules are respectively arranged on the plurality of sliding bases.
3. The multi-point pitch-changing stitching mechanism according to claim 2, wherein: the pressing spacing adjusting mechanism comprises a scissor mechanism and a folding and unfolding control mechanism for driving the scissor mechanism to stretch, the scissor mechanism is provided with a plurality of central hinge points positioned on a folding and unfolding central line of the scissor mechanism, and the plurality of sliding bases are respectively connected with the plurality of central hinge points.
4. The multi-point pitch-changing stitching mechanism according to claim 3, wherein: the folding and unfolding control mechanism comprises a motor, a bidirectional screw rod and two nut blocks, and the bidirectional screw rod is driven by the motor to rotate; the two nut blocks are respectively arranged on two different thread sections of the bidirectional screw rod, and the two nut blocks are respectively connected with two central hinge joints at two opposite ends of the scissor fork mechanism.
5. The multi-point pitch-changing stitching mechanism according to claim 2, wherein: the pressing module comprises a mounting bracket, and a pressing driving device and a pressing mold which are arranged on the mounting bracket, wherein the pressing mold is driven by the pressing driving device to move up and down.
6. The multi-point pitch-changing stitching mechanism according to claim 5, wherein: the pressing driving device comprises a motor and a lead screw lifting mechanism connected with the pressing die, and the motor drives the pressing die to move up and down through the lead screw lifting mechanism.
7. The multi-point pitch-changing stitching mechanism according to claim 5, wherein: the pressing die comprises a heating plate and a pressing head arranged on the heating plate.
8. The multi-point pitch-changing stitching mechanism according to claim 7, wherein: the pressure head is detachably mounted on the heating plate.
9. The multi-point pitch-changing stitching mechanism according to claim 7, wherein: the pressing die further comprises a heat insulation plate, and the heat insulation plate is arranged on one side, back to the pressure head, of the heating plate.
10. The multi-point pitch-changing stitching mechanism according to claim 5, wherein: and a pressure sensor is arranged in the upper pressing component and/or the pressing mould of the lower pressing component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123333415.5U CN216577644U (en) | 2021-12-28 | 2021-12-28 | Multipoint variable-pitch pressing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123333415.5U CN216577644U (en) | 2021-12-28 | 2021-12-28 | Multipoint variable-pitch pressing mechanism |
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| CN216577644U true CN216577644U (en) | 2022-05-24 |
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| CN202123333415.5U Active CN216577644U (en) | 2021-12-28 | 2021-12-28 | Multipoint variable-pitch pressing mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114340163A (en) * | 2021-12-28 | 2022-04-12 | 珠海奇川精密设备有限公司 | Variable-pitch pressing machine |
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2021
- 2021-12-28 CN CN202123333415.5U patent/CN216577644U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114340163A (en) * | 2021-12-28 | 2022-04-12 | 珠海奇川精密设备有限公司 | Variable-pitch pressing machine |
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