CN115189201B - Moulding-die installation subassembly and press-connection machine - Google Patents
Moulding-die installation subassembly and press-connection machine Download PDFInfo
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- CN115189201B CN115189201B CN202210640073.1A CN202210640073A CN115189201B CN 115189201 B CN115189201 B CN 115189201B CN 202210640073 A CN202210640073 A CN 202210640073A CN 115189201 B CN115189201 B CN 115189201B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/048—Crimping apparatus or processes
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Abstract
The invention provides a die mounting assembly and a crimping machine, the die mounting assembly comprises: the air vent plate, the air distribution disc, the adapter and the pressing die mounting plate are connected in sequence; a first conveying air path is arranged in the aeration plate; a first gas distribution cavity is arranged on the gas distribution disc; the bottom of the adapter is provided with a mounting groove and at least two air injection holes; the die mounting plate is arranged in the mounting groove, and a floating gap is formed between the top of the die mounting plate and the inner wall of the top of the mounting groove. The die mounting assembly applies air pressure to the die mounting plate through the air injection holes so that the die mounting plate is in a floatable state, and when a product is pressed and mounted by the die on the die mounting plate, the die mounting plate can be inclined at any angle in the mounting groove, so that the die can adapt to the shape of the product, the shape of the product is corrected in a self-adaptive manner, and the condition that the product is crushed is reduced.
Description
Technical Field
The invention relates to the technical field of crimping machines, in particular to a pressing die mounting assembly and a crimping machine.
Background
The crimping machine can be used for crimping electronic devices such as chips and connectors with electrical connection carriers, for example, crimping chips on circuit boards, or for packaging chips, and is widely applied to industries such as communication, consumer electronics, automotive electronics, and the like. The press-connection machine comprises a moving mechanism and a press mold, wherein the moving mechanism generally adopts a servo motor translation driving assembly which drives the press mold to press-connect the electric device on the circuit board.
The pressing die of the existing crimping machine cannot perform self-adaptive correction on the shape of a product, and when the pressing die is in crimping, if the pressing die is not in correct contact with the product, the product can be crushed, and loss is caused.
Disclosure of Invention
It is an object of the present invention to overcome the disadvantages and drawbacks of the prior art and to provide a die mounting assembly and a press machine.
One embodiment of the present invention provides a die mounting assembly comprising: the air vent plate, the air distribution disc, the adapter and the pressing die mounting plate are connected in sequence;
a first conveying air path is arranged in the aeration plate;
the gas distribution disc is provided with a first gas distribution cavity, the first gas distribution cavity is communicated with the first conveying gas path, and at least two first vent holes are formed in the first gas distribution cavity;
the bottom of the adapter is provided with a mounting groove and at least two air injection holes, the inner wall of the mounting groove is provided with a limiting part, the air injection holes are uniformly arranged on the inner wall of the top of the mounting groove, at least two second conveying air paths are also arranged in the adapter and communicated with the air injection holes, and the second conveying air paths are communicated with the first air vents in a one-to-one correspondence manner;
the setting of moulding-die mounting panel is in the mounting groove, the bottom butt of moulding-die mounting panel spacing portion, the top of moulding-die mounting panel with be formed with the space that floats between the top inner wall of mounting groove.
Compared with the prior art, the press die mounting assembly applies air pressure to the press die mounting plate through the air injection holes, so that the press die mounting plate is in a floatable state, and when a product is pressed and mounted by the press die on the press die mounting plate, the press die can adapt to the shape of the product due to the fact that the press die mounting plate can be inclined at any angle in the mounting groove, the shape of the product is corrected in a self-adaptive mode, and the condition that the product is crushed is reduced.
In some optional embodiments, at least two second gas distribution chambers are arranged in the adapter, the second conveying gas paths are communicated with the second gas distribution chambers in a one-to-one correspondence manner, and the same second gas distribution chamber is communicated with at least two gas injection holes.
In some optional embodiments, the aeration plate is provided with at least two first conveying air passages, and the first air distribution cavity is communicated with the at least two first conveying air passages.
In some alternative embodiments, the top of the die mounting plate is provided with a positioning groove;
a piston cavity, a third conveying gas path and a fourth conveying gas path are arranged in the gas distribution disc, and the third conveying gas path and the fourth conveying gas path are communicated with the piston cavity;
the die mounting assembly further comprises a positioning assembly, the positioning assembly comprises a piston and a positioning rod, the piston is movably arranged in the piston cavity and divides the piston cavity into an upper cavity and a lower cavity, the positioning rod is connected with the piston and is positioned on one side of the piston close to the lower cavity, and the positioning rod sequentially penetrates through the gas distribution disc and the adapter, then extends into the mounting groove and extends into the positioning groove;
the third gas transmission path is communicated with the upper cavity, the fourth gas transmission path is communicated with the lower cavity,
after the piston moves towards the direction close to the lower cavity, the end part of the positioning rod extends into the positioning groove, and the end part of the positioning rod drives the pressing die mounting plate to press towards the limiting part;
after the piston moves towards the direction close to the upper cavity, the end part of the positioning rod is separated from the positioning groove.
In some optional embodiments, a third air distribution cavity and at least two fourth conveying air paths are arranged on the air distribution disc, the third air distribution cavity is arranged around the piston cavity, the at least two fourth conveying air paths are arranged around the piston cavity, and the third air distribution cavity is communicated with the piston cavity through the at least two fourth conveying air paths;
the third air distribution cavity is communicated with at least two first conveying air paths.
In some alternative embodiments, the first air-dividing chamber and the third air-dividing chamber are annular.
In some optional embodiments, the first air distribution cavity is a groove formed in the top of the air distribution disc, the third air distribution cavity is a groove formed in the top of the air distribution disc, and the first air distribution cavity and the third air distribution cavity are closed by the vent plate after the top of the air distribution disc is connected with the vent plate.
In some optional embodiments, the first air distribution cavity is arranged around the third air distribution cavity;
at least three sealing rings are arranged between the air distribution disc and the vent plate, at least one sealing ring is arranged around the first air distribution cavity, at least one sealing ring is arranged around the third air distribution cavity and is positioned between the first air distribution cavity and the third air distribution cavity, and at least one sealing ring is surrounded by the third air distribution cavity.
In some optional embodiments, a movable cavity and a through passage are arranged inside the piston, the through passage sequentially penetrates through the top of the piston, the movable cavity and the bottom of the piston, a limiting protrusion is arranged on a side surface of the positioning rod, the positioning rod extends into the movable cavity after entering the through passage from the bottom of the piston, and the limiting portion is located in the movable cavity;
the pressing die mounting assembly further comprises a detection assembly, the detection assembly comprises a pressure detector, an extension rod and an elastic assembly, the pressure detector is arranged at the top of the gas distribution disc, the top end of the extension rod is connected with the pressure detector, the bottom end of the extension rod penetrates through the gas distribution disc and then extends into the upper cavity, the elastic assembly is arranged in the upper cavity and is connected with the extension rod, and part of the elastic assembly extends into the through passage and then is connected with the positioning rod;
after the piston moves towards the direction close to the upper chamber, the piston drives the positioning rod to move, and the end part of the positioning rod is separated from the positioning groove;
when products are pressed and assembled, the pressing die mounting plate drives the positioning rod to move towards the direction close to the upper cavity, the positioning rod extrudes the elastic assembly, and the elastic assembly presses the extension rod to the pressure detector.
Another embodiment of the present invention provides a crimping machine including: the air vent plate is arranged on the frame, the air vent plate is connected with the air vent plate, and the press die is arranged at the bottom of the press die mounting plate.
In order that the invention may be more clearly understood, specific embodiments thereof will be described hereinafter with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of a die mounting assembly according to one embodiment of the present invention;
FIG. 2 is an exploded view of a die mount assembly according to one embodiment of the present invention;
FIG. 3 is a schematic structural view of the top of the gas distribution plate of one embodiment of the present invention;
FIG. 4 is a schematic structural view of the bottom of the gas distribution plate of one embodiment of the present invention;
FIG. 5 is an exploded view of the top of an adapter of one embodiment of the present invention;
FIG. 6 is an exploded view of the bottom of an adapter of one embodiment of the present invention;
FIG. 7 is a cross-sectional view of a die mounting assembly of one embodiment of the present invention;
FIG. 8 is an enlarged view at A shown in FIG. 7;
FIG. 9 is a cross-sectional view of a portion of the structure of a die mounting assembly in accordance with one embodiment of the present invention;
FIG. 10 is a schematic view of the positioning assembly, the inspection assembly and the die mounting plate of one embodiment of the present invention;
FIG. 11 is a cross-sectional view of a portion of the structure of the positioning assembly and sensing assembly in accordance with one embodiment of the present invention;
fig. 12 is an enlarged view at B shown in fig. 11.
Description of the reference numerals:
10. a breather plate; 11. a first conveying gas path;
20. a gas distribution plate; 21. a first gas separation cavity; 211. a first vent hole; 22. a piston cavity; 221. an upper chamber; 222. a lower chamber; 23. a third conveying gas path; 24. a fourth conveying gas path; 25. a third air distributing cavity; 26. A seal ring;
30. a transfer seat; 31. mounting grooves; 311. a limiting part; 32. a gas injection hole; 33. a second conveying gas path; 34. A second gas distribution cavity; 35. mounting a plate; 36. a top seat; 37. a base;
40. mounting a die; 41. a floating void;
51. a piston; 511. a movable cavity; 512. a through passage; 52. positioning a rod; 521. a limiting bulge part;
61. a pressure detector; 62. an extension rod; 63. an elastic component; 631. a guide bar; 632. a limiting block; 633. a slider; 634. a spring;
60. a frame; 61. a drive assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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 "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of 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.
Referring to fig. 1 and 2, fig. 1 is a schematic structural view of a die mounting assembly according to an embodiment of the present invention, and fig. 2 is an exploded view of the die mounting assembly according to an embodiment of the present invention, the die mounting assembly including: the air vent plate 10, the air distribution plate 20, the adapter 30 and the die mounting plate 40 are connected in sequence.
Referring to fig. 3 to 6, fig. 3 is a schematic structural diagram of a top portion of a gas distribution plate according to an embodiment of the present invention, fig. 4 is a schematic structural diagram of a bottom portion of a gas distribution plate according to an embodiment of the present invention, fig. 5 is an exploded view of a top portion of an adapter according to an embodiment of the present invention, fig. 6 is an exploded view of a bottom portion of an adapter according to an embodiment of the present invention, and a first gas conveying path 11 is disposed in a vent plate 10; the air distribution disc 20 is provided with a first air distribution cavity 21, the first air distribution cavity 21 is communicated with the first conveying air path 11, and at least two first vent holes 211 are formed in the first air distribution cavity 21; the bottom of the adapter 30 is provided with a mounting groove 31 and at least two air injection holes 32, the inner wall of the mounting groove 31 is provided with a limiting part 311, the air injection holes 32 are uniformly arranged on the inner wall of the top of the mounting groove 31, at least two second conveying air paths 33 are also arranged in the adapter 30, the second conveying air paths 33 are communicated with the air injection holes 32, and the second conveying air paths 33 are communicated with the first air vents 211 in a one-to-one correspondence manner; the die mounting plate 40 is disposed in the mounting groove 31, the bottom of the die mounting plate 40 abuts against the stopper 311, and a floating gap 41 is formed between the top of the die mounting plate 40 and the top inner wall of the mounting groove 31.
Referring to fig. 7 and 8, fig. 7 is a cross-sectional view of a die mounting assembly according to an embodiment of the present invention, fig. 8 is an enlarged view of a position a shown in fig. 7, an air source is communicated with a first conveying air path 11, an air flow sequentially passes through the first conveying air path 11, a first air distribution chamber 21, a first vent 211, a second conveying air path 33 and an air vent 32 and enters into a mounting groove 31, and then a pressure is applied to a die mounting plate 40, so that the die mounting plate 40 abuts against the top of a limiting portion 311, and due to different shapes of products, inclined and protruding structures may occur, when a die of the die mounting plate 40 contacts a product, since the die mounting plate 40 may be inclined at any angle to a floating gap 41, after the die mounting plate 40 is jacked up by the product, the die can be abutted against the product in shape, and the die on the die mounting plate 40 is prevented from damaging the product by pressing only a partial structure of the product.
The height of the floating gap 41 can be designed according to actual needs, for example, in the present embodiment, the floating gap 41 is 0.2mm.
In some alternative embodiments, at least two second air distribution chambers 34 are disposed in the adapter 30, the second conveying air channels 33 are in one-to-one communication with the second air distribution chambers 34, and the same second air distribution chamber 34 is in communication with at least two air injection holes 32. In order to improve the uniformity of the air pressure applied to the die mounting plate 40, the number of the air ejection holes 32 may be increased by an appropriate amount, and in the case of a large number of the air ejection holes 32, the air pressure of each air ejection hole 32 may be equalized by the second air distribution chamber 34. In this embodiment, the adaptor 30 includes a top seat 36 and a bottom seat 37, the bottom seat 37 is connected with the top seat 36, the second conveying air channel 33 is disposed in the top seat 36, the moving channel is disposed in the bottom seat 37 and the top seat 36, the second air distribution cavity 34 is a groove disposed at the top of the bottom seat 37, and has a top opening, the top opening of the second air distribution cavity 34 is sealed by the bottom of the top seat 36, and the air injection hole 32 and the installation groove 31 are disposed at the bottom of the bottom seat 37.
In some alternative embodiments, the aeration panel 10 is provided with at least two first conveying air passages 11, and the first air distribution chamber 21 is communicated with the at least two first conveying air passages 11. In this embodiment, in order to increase the air pressure conveniently, the first conveying air passage 11 is connected to the air pipes of the air sources in a one-to-one correspondence manner, that is, the first air distribution chamber 21 is communicated with the air pipes of at least two air sources, and under the condition that the air pressure is sufficient, the first air distribution chamber 21 plays a good role in distributing and equalizing the air flow from the air pipes. The plurality of air pipes can be respectively connected with different air sources.
To facilitate forming the mounting groove 31, in some alternative embodiments, the bottom of the adapter 30 is provided with two mounting plates 35, the mounting groove 31 is formed between the two mounting plates 35, and the sides of the mounting plates 35 facing each other are provided with limiting portions 311. The mounting plate 35 can be detachably connected with the adapter 30, so that the die mounting plate 40 is convenient to replace.
Referring to fig. 9, which is a cross-sectional view of a portion of a die mounting assembly according to an embodiment of the present invention, a die is fixed on a die mounting plate 40, and in order to facilitate replacement of the die and the die mounting plate 40, in some alternative embodiments, a positioning groove is formed at the top of the die mounting plate 40; a piston cavity 22, a third conveying air path 23 and a fourth conveying air path 24 are arranged in the air distribution disc 20, and the third conveying air path 23 and the fourth conveying air path 24 are communicated with the piston cavity 22; the die mounting assembly further comprises a positioning assembly, the positioning assembly comprises a piston 51 and a positioning rod 52, the piston 51 is movably arranged in the piston cavity 22 and divides the piston cavity 22 into an upper cavity 221 and a lower cavity 222, the positioning rod 52 is connected with the piston 51 and is positioned on one side of the piston 51 close to the lower cavity 222, the positioning rod 52 penetrates through the air distribution disc 20 and the adapter 30 in sequence and then extends into the mounting groove 31 and the positioning groove, the third conveying air path 23 is communicated with the upper cavity 221, and the fourth conveying air path 24 is communicated with the lower cavity 222.
When the die mounting plate 40 needs to be taken down, the air pressure is filled into the lower chamber 222 through the fourth conveying air path 24, so that the piston 51 moves towards the direction close to the upper chamber 221, the piston 51 drives the positioning rod 52 to move upwards, the end part of the positioning rod 52 is separated from the positioning groove, the positioning limitation of the die mounting plate 40 is further removed, the die mounting plate 40 can be taken out of the mounting groove 31, in the embodiment, openings are formed in the two sides of the mounting groove 31, and the die mounting plate 40 can conveniently enter and exit from the two sides of the mounting groove 31 to the mounting groove 31.
When the die-pressing mounting plate 40 needs to be installed, after the die-pressing mounting plate 40 is placed in the mounting groove 31, the third conveying air path 23 is used for filling air pressure into the upper cavity 221, so that the piston 51 moves towards the direction close to the lower cavity 222, the piston 51 drives the positioning rod 52 to move downwards, the end part of the positioning rod 52 extends into the positioning groove, the positioning rod 52 is tightly pressed into the positioning groove, the die-pressing mounting plate 40 is driven to press towards the limiting part 311, and the die-pressing mounting plate 40 is accurately positioned.
The positioning rod 52 prevents the die mounting plate 40 from being displaced, so that the die is more stable when press-fitting the product, and the piston 51 can move up and down without interfering with the inclination of the die mounting plate 40. In the present embodiment, the positioning rod 52 is pivotally connected to the piston 51, and a relief gap is formed between the side surface of the die attachment plate 40 and the inner wall of the attachment groove 31, so that the die attachment plate 40 can pivot toward the relief gap, and the adaptive angle range is widened without shifting the center position of the die attachment plate 40.
In some optional embodiments, a third air distribution cavity 25 and at least two fourth conveying air channels 24 are arranged on the air distribution plate 20, the third air distribution cavity 25 is arranged around the piston cavity 22, the at least two fourth conveying air channels 24 are arranged around the piston cavity 22, and the third air distribution cavity 25 is communicated with the piston cavity 22 through the at least two fourth conveying air channels 24; the third air distribution chamber 25 is communicated with at least two first conveying air paths 11. In the present embodiment, the communication position between the first conveying gas path 11 and the third air distribution chamber 25 is uniformly arranged around the third air distribution chamber 25, and the communication position between the first conveying gas path 11 and the first air distribution chamber 21 is uniformly arranged around the third air distribution chamber 25.
In this embodiment, in order to increase the air pressure conveniently, the first conveying air passage 11 is connected to the air pipes of the air sources in a one-to-one correspondence manner, and in the same manner as the first branch air chamber 21, the third branch air chamber 25 is also communicated with the air pipes of at least two air sources, so that the third branch air chamber 25 plays a good role in shunting and equalizing the air flow from the plurality of air pipes under the condition of ensuring sufficient air pressure.
In some optional embodiments, the first air distribution cavity 21 and the third air distribution cavity 25 are annular, so that the air distribution cavities can uniformly convey air flow to various positions, the internal air path of the air distribution disc 20 is reasonable in design, and the air distribution disc can play a role in distributing and equalizing pressure when the pressing die mounting plate 40 is replaced and products are pressed.
In some alternative embodiments, the first sub-air cavity 21 is a groove disposed at the top of the air distribution plate 20 and has an open top, the third sub-air cavity 25 is a groove disposed at the top of the air distribution plate 20 and has an open top, and after the top of the air distribution plate 20 is connected to the vent plate 10, the vent plate 10 closes the open top of the first sub-air cavity 21 and the open top of the third sub-air cavity 25, thereby closing the first sub-air cavity 21 and the third sub-air cavity 25.
In order to improve the sealing of the gas-dividing chambers, in some alternative embodiments, the first gas-dividing chamber 21 is arranged around the third gas-dividing chamber 25; at least three sealing rings 26 are arranged between the air distribution disc 20 and the aeration plate 10, at least one sealing ring 26 is arranged around the first air distribution cavity 21, at least one sealing ring 26 is arranged around the third air distribution cavity 25 and is positioned between the first air distribution cavity 21 and the third air distribution cavity 25, and at least one sealing ring 26 is surrounded by the third air distribution cavity 25. In this embodiment, the top of the air distribution plate 20 is further provided with a positioning groove for the sealing ring 26, and the sealing ring 26 is disposed in the positioning groove for the sealing ring 26.
Referring to fig. 10 to 12, fig. 10 is a schematic structural view of a positioning assembly, a detection assembly and a die mounting plate according to an embodiment of the present invention, fig. 11 is a cross-sectional view of a portion of the positioning assembly and the detection assembly according to an embodiment of the present invention, fig. 12 is an enlarged view of a portion B shown in fig. 11, in some alternative embodiments, a movable cavity 511 and a through channel 512 are disposed inside a piston 51, the through channel 512 sequentially penetrates through the top of the piston 51, the movable cavity 511 and the bottom of the piston 51, a limiting protrusion 521 is disposed on a side surface of a positioning rod 52, the positioning rod 52 enters the through channel 512 from the bottom of the piston 51 and then extends into the movable cavity 511, and the limiting protrusion 521 is limited in the movable cavity 511; the die assembly further comprises a detection assembly, the detection assembly comprises a pressure detector 61, an extension rod 62 and an elastic assembly 63, the pressure detector 61 is arranged at the top of the air distribution disc 20, the top end of the extension rod 62 is connected with the pressure detector 61, the bottom end of the extension rod 62 penetrates through the air distribution disc 20 and then extends into the upper chamber 221, the elastic assembly 63 is arranged in the upper chamber 221 and is connected with the extension rod 62, and the elastic assembly 63 partially extends into the through passage 512 and then is connected with the positioning rod 52.
When the die mounting plate 40 needs to be taken down, the fourth conveying air path 24 charges air pressure into the lower chamber 222, so that the piston 51 moves towards the direction close to the upper chamber 221, the piston 51 pushes the limiting convex part 521 of the positioning rod 52 through the inner wall of the movable cavity 511, and then drives the positioning rod 52 to move upwards, so that the end part of the positioning rod 52 is separated from the positioning groove, the positioning limitation of the die mounting plate 40 is relieved, and the die mounting plate 40 can be taken out of the mounting groove 31.
When a product is pressed, the upper chamber 221 and the lower chamber 222 are not inflated, and are in a normal pressure state, the die mounting plate 40 drives the positioning rod 52 to move towards the direction close to the upper chamber 221, the limiting protrusion 521 moves upwards in the movable cavity 511, the piston 51 does not move, the positioning rod 52 extrudes the elastic component 63, so that the elastic component 63 generates elastic force, the elastic force of the elastic component 63 presses the extension rod 62 to the pressure detector 61, the pressure detector 61 judges whether the product exists or not by detecting whether pressure from the extension rod 62 exists or not, the pressure detector 61 compares the pressure value from the extension rod 62 with a preset value through a processor or a comparator, and further judges whether the pressure for pressing the product is too large or not.
It should be noted that, because the piston 51 needs to ensure the sealing performance between the upper and lower chambers 222, a sealing gasket is usually disposed on the outer side of the piston 51, which makes the piston 51 move up and down with enough pressure, but because the product has a small volume, if the piston 51 is pushed up by the reaction generated by pressing the product, and the detection assembly is triggered, the product may be damaged; due to the design of the movable cavity 511, when a product is pressed, the piston 51 does not need to move, and the positioning rod 52 can still move upwards to trigger the detection assembly, so that the product is prevented from being damaged. The positioning rod 52 can move up without interfering with the inclination of the die mounting plate 40, thereby avoiding affecting the fitting of the die mounting plate 40 to the product shape.
It should be noted that the product volume is small, and therefore, the range of the up-and-down movement of the limiting protrusion 521 in the moving chamber 511 can be designed according to the actual product volume.
The elastic component 63 may be appropriately designed according to actual needs, for example, in some alternative embodiments, the elastic component 63 includes a guide rod 631, two limit blocks 632, a sliding block 633 and a spring 634, the guide rod 631 is disposed in the upper chamber 221, a bottom end of the guide rod 631 extends into the movable chamber 511 and is connected to the positioning rod 52, the two limit blocks 632 are disposed on the guide rod 631, a sliding block 633 is slidably connected to the guide rod 631 and is located between the two limit blocks 632 and abuts against the extension rod 62, the spring 634 is sleeved outside the guide rod 631 and is located between the sliding block 633 and the limit block 632 near the positioning rod 52, when a product is pressed, the product generates a reaction force on the positioning rod 52 and further drives the positioning rod 52 to move towards the guide rod 631, the guide rod 631 moves upwards, the sliding block 633 and the limit block 632 near the positioning rod 52 cannot move upwards, so that the sliding block 633 and the limit block 632 near the positioning rod 52 press the spring 634, the spring 634 generates an elastic force, the spring 634 applies a pressure on the sliding block 633, and the sliding block 633 transmits the pressure from the spring to the extension rod 633 to the pressure detector 61, so that the pressure detector 61 can detect the product. In this embodiment, the top of sliding block 633 is provided with the spout, and guide bar 631 passes in the activity of sliding block 633 stretches into the spout, and the stopper 632 of keeping away from locating lever 52 sets up in the spout. Of course, the structure of the elastic assembly 63 is not limited thereto, and those skilled in the art can select other suitable structures according to the teachings of the present invention, for example, the elastic assembly 63 only includes a spring, and both ends of the spring are fixedly connected to the extension rod 62 and the positioning rod 52, respectively.
The pressure detector 61 may be suitably designed according to actual needs, for example, a pressure sensor, the principle of which is well known to those skilled in the art, and therefore will not be described in detail herein.
The die mounting assembly described above may be applied to a crimping machine comprising: the frame 60, the driving unit 61, the die and the die mounting unit are arranged on the frame 60, the driving unit 61 is connected with the aeration plate 10 of the die mounting unit, the die mounting unit is driven to lift, and the die is mounted at the bottom of the die mounting plate 40. The driving assembly 61 may be designed appropriately according to actual needs, and the driving assembly 61 may be a screw driving assembly 61, a rotary motor translation driving assembly 61, a belt translation driving assembly 61, an air cylinder translation driving assembly 61, a linear motor translation driving assembly 61, or the like, without being limited thereto.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A die mounting assembly, comprising: the air vent plate, the air distribution disc, the adapter and the pressing die mounting plate are connected in sequence;
a first conveying air path is arranged in the aeration plate;
the gas distribution disc is provided with a first gas distribution cavity, the first gas distribution cavity is communicated with the first conveying gas path, and at least two first vent holes are formed in the first gas distribution cavity;
the bottom of the adapter is provided with a mounting groove and at least two air injection holes, the inner wall of the mounting groove is provided with a limiting part, the air injection holes are uniformly arranged on the inner wall of the top of the mounting groove, at least two second conveying air paths are also arranged in the adapter and communicated with the air injection holes, and the second conveying air paths are communicated with the first air vents in a one-to-one correspondence manner;
the die mounting plate is arranged in the mounting groove, the bottom of the die mounting plate is abutted against the limiting part, and a floating gap is formed between the top of the die mounting plate and the inner wall of the top of the mounting groove;
the top of the pressing die mounting plate is provided with a positioning groove;
a piston cavity, a third conveying gas path and a fourth conveying gas path are arranged in the gas distribution disc, and the third conveying gas path and the fourth conveying gas path are communicated with the piston cavity;
the die assembly further comprises a positioning assembly, the positioning assembly comprises a piston and a positioning rod, the piston is movably arranged in the piston cavity and divides the piston cavity into an upper cavity chamber and a lower cavity chamber, the positioning rod is connected with the piston and is positioned on one side of the piston close to the lower cavity chamber, and the positioning rod sequentially penetrates through the air distribution disc and the adapter, then extends into the mounting groove and extends into the positioning groove;
the third gas transmission path is communicated with the upper cavity, the fourth gas transmission path is communicated with the lower cavity,
after the piston moves towards the direction close to the lower cavity, the end part of the positioning rod extends into the positioning groove, and the end part of the positioning rod drives the pressing die mounting plate to press towards the limiting part;
after the piston moves towards the direction close to the upper cavity, the end part of the positioning rod is separated from the positioning groove;
a movable cavity and a through passage are arranged inside the piston, the through passage sequentially penetrates through the top of the piston, the movable cavity and the bottom of the piston, a limiting bulge is arranged on the side surface of the positioning rod, the positioning rod extends into the movable cavity after entering the through passage from the bottom of the piston, and the limiting bulge is positioned in the movable cavity;
the pressing die mounting assembly further comprises a detection assembly, the detection assembly comprises a pressure detector, an extension rod and an elastic assembly, the pressure detector is arranged at the top of the gas distribution disc, the top end of the extension rod is connected with the pressure detector, the bottom end of the extension rod penetrates through the gas distribution disc and then extends into the upper chamber, the elastic assembly is arranged in the upper chamber and is connected with the extension rod, and part of the elastic assembly extends into the through passage and then is connected with the positioning rod;
after the piston moves towards the direction close to the upper chamber, the piston drives the positioning rod to move, and the end part of the positioning rod is separated from the positioning groove;
when products are pressed and mounted, the pressing die mounting plate drives the positioning rod to move towards the direction close to the upper cavity, the positioning rod extrudes the elastic assembly, and the elastic assembly presses the extension rod to the pressure detector.
2. A die mount assembly as recited in claim 1, wherein: at least two second gas distribution cavities are arranged in the adapter, the second conveying gas channels are communicated with the second gas distribution cavities in a one-to-one correspondence mode, and the same second gas distribution cavity is communicated with at least two gas injection holes.
3. A die mounting assembly as claimed in claim 1, wherein: the aeration plate is provided with at least two first conveying air paths, and the first air distribution cavity is communicated with the at least two first conveying air paths.
4. A die mount assembly as recited in claim 1, wherein: the gas distribution disc is provided with a third gas distribution cavity and at least two fourth conveying gas paths, the third gas distribution cavity is arranged around the piston cavity, the at least two fourth conveying gas paths are arranged around the piston cavity, and the third gas distribution cavity is communicated with the piston cavity through the at least two fourth conveying gas paths;
the third air distribution cavity is communicated with at least two first conveying air channels.
5. A die assembly as set forth in claim 4, wherein: the first air distribution cavity and the third air distribution cavity are annular.
6. A die assembly as set forth in claim 5, wherein: the first air distribution cavity is a groove formed in the top of the air distribution disc, the third air distribution cavity is a groove formed in the top of the air distribution disc, and the first air distribution cavity and the third air distribution cavity are sealed by the vent plate after the top of the air distribution disc is connected with the vent plate.
7. A die assembly as set forth in claim 6, wherein: the first gas distribution cavity surrounds the third gas distribution cavity;
at least three sealing rings are arranged between the air distribution disc and the vent plate, at least one sealing ring is arranged around the first air distribution cavity, at least one sealing ring is arranged around the third air distribution cavity and is positioned between the first air distribution cavity and the third air distribution cavity, and at least one sealing ring is surrounded by the third air distribution cavity.
8. A crimping machine, characterized by comprising: a frame, a drive assembly, a die, and a die mounting assembly as claimed in any one of claims 1 to 7, the drive assembly being disposed on the frame and coupled to a breather plate of the die mounting assembly, the die being mounted on the bottom of the die mounting plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210640073.1A CN115189201B (en) | 2022-06-08 | 2022-06-08 | Moulding-die installation subassembly and press-connection machine |
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| CN202210640073.1A CN115189201B (en) | 2022-06-08 | 2022-06-08 | Moulding-die installation subassembly and press-connection machine |
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| CN115189201B true CN115189201B (en) | 2023-02-28 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1344693A (en) * | 2000-09-21 | 2002-04-17 | 保谷株式会社 | Method and apparatus for producing glass blocks |
| CN204548558U (en) * | 2015-03-27 | 2015-08-12 | 益芳封口机有限公司 | The squeeze-film mechanism of capper |
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2022
- 2022-06-08 CN CN202210640073.1A patent/CN115189201B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1344693A (en) * | 2000-09-21 | 2002-04-17 | 保谷株式会社 | Method and apparatus for producing glass blocks |
| CN204548558U (en) * | 2015-03-27 | 2015-08-12 | 益芳封口机有限公司 | The squeeze-film mechanism of capper |
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| Publication number | Publication date |
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| CN115189201A (en) | 2022-10-14 |
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