CN112727882B - Connecting structure of extrusion pin - Google Patents
Connecting structure of extrusion pin Download PDFInfo
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- CN112727882B CN112727882B CN202011602629.5A CN202011602629A CN112727882B CN 112727882 B CN112727882 B CN 112727882B CN 202011602629 A CN202011602629 A CN 202011602629A CN 112727882 B CN112727882 B CN 112727882B
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- 238000001125 extrusion Methods 0.000 title claims abstract description 79
- 230000008878 coupling Effects 0.000 claims abstract description 228
- 238000010168 coupling process Methods 0.000 claims abstract description 228
- 238000005859 coupling reaction Methods 0.000 claims abstract description 228
- 230000007246 mechanism Effects 0.000 claims abstract description 73
- 238000003825 pressing Methods 0.000 claims description 5
- 238000004512 die casting Methods 0.000 abstract description 13
- 210000005056 cell body Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000013598 vector Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B19/00—Bolts without screw-thread; Pins, including deformable elements; Rivets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Casting Devices For Molds (AREA)
Abstract
The invention discloses a connecting structure of an extrusion pin, which comprises the extrusion pin, a detachable connecting mechanism and a connecting assembly; the first end of the detachable connecting mechanism is provided with a first connecting cavity, the extrusion pin is connected with the first connecting cavity of the detachable connecting mechanism, and the second end of the detachable connecting mechanism is connected with the connecting component; the detachable coupling mechanism comprises a first coupling part and a second coupling part which are detachably connected, and the first coupling part and the second coupling part are connected to form a first coupling cavity. The utility model provides a connection structure of extrusion round pin, the extrusion round pin is connected with dismantling coupling mechanism, dismantles coupling mechanism and is connected with the die casting machine through the hookup subassembly, can dismantle coupling mechanism through the dismouting and can install promptly or dismantle the extrusion round pin, and the extrusion round pin is easy with die casting machine dismouting operation, has improved the dismouting efficiency of extrusion round pin, has solved the problem that the dismantlement of present extrusion mechanism is wasted time and energy, the complicated inefficiency of operation.
Description
Technical Field
The invention relates to the technical field of die casting, in particular to a connecting structure of an extrusion pin.
Background
The flexibility of the existing extrusion mechanism is insufficient, the disassembly and assembly structure can disassemble the die from the die-casting machine, and then the die can be disassembled to be taken down, so that the time and the labor are wasted, the operation is complex and the efficiency is low.
Disclosure of Invention
In order to solve the technical problem, the invention provides a connecting structure of an extrusion pin.
According to one aspect of the present application, there is provided a connection structure of an extrusion pin, including an extrusion pin, a detachable coupling mechanism, and a coupling assembly; the first end of the detachable connecting mechanism is provided with a first connecting cavity, the extrusion pin is connected with the first connecting cavity of the detachable connecting mechanism, and the second end of the detachable connecting mechanism is connected with the connecting component; the detachable coupling mechanism comprises a first coupling part and a second coupling part which are detachably connected, and the first coupling part and the second coupling part are connected to form a first coupling cavity.
Optionally, the first coupling chamber includes a first receptacle and a second receptacle in communication with the first receptacle and extending to the first end wall of the detachable coupling mechanism.
Optionally, the first side of the first coupling part is provided with a first slot comprising a first recess and a second recess, the second recess communicating with the first recess, the second recess extending to the first end wall of the first coupling part, the second recess having a smaller size than the first recess.
The first side of the second coupling part is provided with a second groove body, and the second groove body is arranged corresponding to the first concave part of the first groove body.
The first side surface of the first connecting part and the first side surface of the second connecting part are connected to form a first connecting cavity, the first concave part and the second groove body form a first accommodating part, and the second concave part and the first side surface of the second connecting part form a second accommodating part.
Optionally, the locking device further comprises a limiting member, and the limiting member is disposed in the second groove body of the first accommodating portion.
Optionally, the extrusion pin comprises an extrusion pin rod and an extrusion pin head, the extrusion pin head is arranged in the first recess of the first accommodating part, and the extrusion pin head is arranged on the limiting part; the extrusion pin rod is arranged in the second accommodating part of the first coupling cavity, and the extrusion pin rod extends out of the first end of the detachable coupling mechanism.
Optionally, the coupling assembly comprises a coupling head and a cylinder head; the second end of the detachable connecting mechanism is provided with a second connecting cavity, one end of the connecting head is arranged in the second connecting cavity, and the other end of the connecting head is connected with the oil cylinder joint.
Optionally, the cylinder joint is a cylindrical joint, and an opening is formed in the side wall of the cylinder joint along the cylindrical extension direction; the coupling head comprises a first clamping part and a second clamping part, the first clamping part is arranged in a second coupling cavity of the detachable coupling mechanism, and the second clamping part is detachably connected with the oil cylinder connector through an opening.
Optionally, the second coupling cavity is formed by the connection of the first coupling portion and the second coupling portion; the first side of first coupling portion still is provided with the third cell body, and the first side of second coupling portion is provided with the fourth cell body, and first coupling portion and second coupling portion are connected, and third cell body and fourth cell body form the second and couple the chamber.
Optionally, the third slot includes a third recess and a fourth recess, the third recess and the fourth recess communicating, the fourth recess extending to the second end wall of the first coupling portion, the fourth recess having a size smaller than the third recess; the fourth slot body is an arc-shaped slot, and the fourth slot body extends to the second end wall of the second coupling part.
Optionally, the first side of the second coupling portion is further provided with an inwardly concave arc-shaped sliding groove, the first side of the first coupling portion is provided with an arc-shaped protrusion matched with the arc-shaped sliding groove, and the arc-shaped protrusion is connected with the arc-shaped sliding groove in an embedded mode.
The utility model provides a connection structure of extrusion round pin, extrusion round pin with can dismantle coupling mechanism and be connected, dismantle coupling mechanism and be connected with the die casting machine through the hookup subassembly, when dismantling the extrusion round pin, operating personnel need not pull down the mould from the die casting machine in the production, only need with the extrusion round pin from can dismantle coupling mechanism pull down can. The connecting mechanism can be disassembled and assembled through disassembly, so that the extrusion pin can be assembled or disassembled, the disassembly and assembly operation of the extrusion pin and a die-casting machine is simple, the disassembly and assembly efficiency of the extrusion pin is improved, and the problems that the disassembly of the existing extrusion mechanism is time-consuming and labor-consuming, the operation is complex and the efficiency is low are solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment 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 a connection structure of a squeeze pin in an example;
FIG. 2 is a schematic diagram of an exemplary detachable coupling mechanism 2;
FIG. 3 is a schematic diagram of the structure of the first coupling cavity 100 in one example;
FIG. 4 is a schematic view of the second coupling portion 22 in one example;
fig. 5 is a schematic view of the structure of the squeeze pin 1 in an example;
fig. 6 is a side view of an example extrusion pin 1;
fig. 7 is a schematic view of a structure of the coupling head 31 in one example;
fig. 8 is a schematic view of a structure of the cylinder head 35 in an example.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention. It should be noted that, in the embodiments and examples of the present application, the feature vectors may be arbitrarily combined with each other without conflict.
The flexibility of the existing extrusion mechanism is insufficient, the disassembly and assembly structure can disassemble the die from the die-casting machine, and then the die can be disassembled to be taken down, so that the time and the labor are wasted, the operation is complex and the efficiency is low.
The embodiment of the invention provides a connecting structure of an extrusion pin, which comprises an extrusion pin 1, a detachable connecting mechanism 2 and a connecting assembly 3, as shown in fig. 1 and 2; a first connecting cavity 100 is arranged at the first end of the detachable connecting mechanism 2, the extrusion pin 1 is connected with the first connecting cavity 100 of the detachable connecting mechanism 2, and the second end of the detachable connecting mechanism 2 is connected with the connecting component 3; the detachable coupling mechanism 2 includes a first coupling portion 21 and a second coupling portion 22 detachably connected, and the first coupling portion 21 and the second coupling portion 22 are connected to form a first coupling chamber 100. In this embodiment, extrusion pin 1 with can dismantle coupling mechanism 2 and be connected, it is connected with the die casting machine to dismantle coupling mechanism through coupling component 3, through can dismantling coupling mechanism 2 and coupling component 3, operating personnel can not pull down the mould from the die casting machine in the production, only need can dismantle coupling mechanism 2 and coupling component 3 and pull down, can take out extrusion pin 1 from the mould, can dismantle coupling mechanism 2 through the dismouting and install or dismantle extrusion pin 1, extrusion pin 1 and die casting machine dismouting easy operation, the dismouting efficiency of extrusion pin 1 has been improved, the problem that the dismantlement of present extrusion mechanism is wasted time and energy, the complicated efficiency of operation is low is solved.
As shown in fig. 5, the extrusion pin 1 in the embodiment of the present application includes an extrusion pin shaft 10 and an extrusion pin head 15, and the extrusion pin head 15 is disposed at one end of the extrusion pin shaft 10 and is fixedly connected to the extrusion pin shaft 10.
In the detachable coupling mechanism 2 of the embodiment of the present application, as shown in fig. 2, the first coupling chamber 100 includes a first accommodating portion 110 and a second accommodating portion 120, the second accommodating portion 120 is communicated with the first accommodating portion 110 and extends to the first end wall of the detachable coupling mechanism 2, and the size of the second accommodating portion 120 is smaller than that of the first accommodating portion 110. The first receiving portion 110 receives the squeeze pin head 15, and the second receiving portion 120 receives the squeeze pin bar 10.
In the embodiment of the present application, as shown in fig. 3, the first side surface 211 of the first coupling portion 21 is provided with a first groove 23, the first groove 23 includes a first concave portion 231 and a second concave portion 232, the second concave portion 232 communicates with the first concave portion 231, the second concave portion 232 extends to the first end wall of the first coupling portion 21, and the size of the second concave portion 232 is smaller than that of the first concave portion 231; as shown in fig. 4, the second groove 24 is provided on the first side 221 of the second coupling portion 22, and the second groove 24 is provided corresponding to the first recess 231 of the first groove 23.
As shown in fig. 2 to 4, the first side surface 211 of the first coupling portion 21 and the first side surface 221 of the second coupling portion 22 are connected, the first and second slots 23 and 24 form the first coupling cavity 100, the first and second recesses 231 and 24 form the first receiving portion 110, and the second and second recesses 232 and the first side surface of the second coupling portion form the second receiving portion 120.
In order to ensure the extrusion effect, as shown in fig. 1, the detachable coupling mechanism 2 further includes a limiting member 6, the limiting member 6 is disposed in the second groove 24 of the second coupling portion 22, and the limiting member 6 fixes the position of the extrusion pin 1 in the first coupling cavity 100, so as to prevent the position of the extrusion pin head 15 of the extrusion pin 1 from changing during the stamping process, thereby affecting the stamping effect.
The extrusion pin head 15 is disposed in the first recess 231 of the first accommodation part 110 of the first coupling cavity 100, the extrusion pin head 15 being disposed on the limiting member 6; the pressing pin 10 is disposed in the second receiving portion 120 of the first coupling chamber 100, and the pressing pin 10 protrudes from the first end of the detachable coupling mechanism 2.
In order to improve the effect of fixing the extrusion pin 1 by the limiting member 6, as shown in fig. 5 and 6, the contact surface between the extrusion pin head 15 and the limiting member 6 is a plane, and the surface of the limiting member 6 contacting the extrusion pin head 15 is provided with anti-slip textures, so that the frictional resistance between the extrusion pin head 15 and the limiting member 6 is increased.
In order to facilitate the mounting and dismounting of the detachable coupling mechanism 2, as shown in fig. 3 and 4, in the detachable coupling mechanism 2 of the present embodiment, pin holes are provided in both the first coupling portion 21 and the second coupling portion 22, and when the first coupling portion 21 is mated with the second coupling portion 22, the pin holes in the first coupling portion 21 are aligned with the pin holes in the second coupling portion 22 and form a pin insertion passage, and a pin connects the first coupling portion 21 and the second coupling portion 22 together by being inserted in the pin insertion passage.
As an embodiment of the present application, the present embodiment is the same as the above-mentioned embodiment in most respects, and is different in that, as shown in fig. 2, a first end of the detachable coupling mechanism 2 is provided with a first coupling chamber 100, a second end of the detachable coupling mechanism 2 is provided with a second coupling chamber 200, and the first coupling chamber 100 and the second coupling chamber 200 are arranged in opposite directions. The first coupling chamber 100 of the detachable coupling mechanism 2 is used to connect the squeeze pin 1, and the second coupling chamber 200 of the detachable coupling mechanism 2 is used to connect the coupling assembly 3.
In order to further improve the efficiency of assembling and disassembling the extrusion pin 1 with the die-casting machine, in the embodiment of the present application, the second coupling cavity 200 is also formed by connecting the first coupling portion 21 and the second coupling portion 22.
As an embodiment of the present application, the present embodiment is largely the same as the above-described embodiments, except that, as shown in fig. 1, the coupling assembly 3 includes a coupling head 31 and a cylinder joint 35, one end of the coupling head 31 is disposed in the second coupling chamber 200 of the detachable coupling mechanism 2, and the other end of the coupling head 31 is connected to the cylinder joint 35.
As shown in fig. 8, the cylinder head 35 is a cylindrical head, and an opening 350 is provided in a side wall of the cylinder head 35 in the cylindrical extending direction.
As shown in fig. 7, the coupling head 31 includes a first catching portion 311 and a second catching portion 312, the first catching portion 311 is disposed in the second coupling chamber 200 of the detachable coupling mechanism 2, and the second catching portion 312 of the coupling head 31 is detachably connected to the cylinder head 35 through an opening 350. Under the condition, the connecting head 31 and the oil cylinder joint 35 are convenient to disassemble and assemble, and the disassembling and assembling efficiency of the extrusion pin 1 is further improved.
In order to firmly connect the coupling head 31 with the detachable coupling mechanism 2 and the cylinder connector 35, as shown in fig. 7, the coupling head 31 further includes a coupling head main body 310 connecting a first locking portion 311 and a second locking portion 312, wherein the size of the coupling head main body 310 is smaller than the size of the first locking portion 311 and the second locking portion 312, so that the first locking portion 311 can be stably installed in the second coupling chamber 200. The second clamping part 312 of the coupling head 31 is arranged in a cylindrical groove of the oil cylinder joint 35, and the cylindrical groove comprises a first part matched with the second clamping part 312 and a second part matched with the coupling head main body 310; the opening 350 of the cylinder head 35 includes a first opening matching the second catching portion 312 and a second opening matching the second catching portion 312, the first opening communicates with the second opening, under this condition, the second catching portion 312 of the coupling head 31 is disposed in the cylindrical groove of the cylinder head 35, the second catching portion 312 is stably mounted with the cylinder head 35 by rotating the opening 350 of the cylindrical groove to the downward opening, and the coupling head 31 can be taken out of the cylinder head 35 by rotating the opening 350 to the upward opening.
In the embodiment of the present application, as shown in fig. 2, 3 and 4, the first side 211 of the first coupling portion 21 of the detachable coupling mechanism 2 is further provided with a third slot 25, the first side 221 of the second coupling portion 22 is provided with a fourth slot 26, the first coupling portion 21 and the second coupling portion 22 are connected, and the third slot 25 and the slot form a second coupling cavity 200.
As an embodiment of the present application, as shown in fig. 2 to 4, the detachable coupling mechanism 2 includes a first coupling portion 21 and a second coupling portion 22 detachably connected, and the first coupling portion 21 and the second coupling portion 22 form a first coupling chamber 100 and a second coupling chamber. The first coupling chamber 100 is formed at a first end of the detachable coupling mechanism 2, the second coupling chamber 200 is formed at a second end of the detachable coupling mechanism 2, and the first coupling chamber 100 and the second coupling chamber 200 are oppositely disposed.
The first coupling chamber 100 comprises a first receptacle 110 and a second receptacle 120, the second receptacle 120 communicating with the first receptacle 110 and extending to the first end wall of the detachable coupling mechanism 2, the second receptacle 120 being smaller in size than the first receptacle 110. The first receiving portion 110 is configured to receive the squeeze pin head 15, and the second receiving portion 120 is configured to receive the squeeze pin rod 10.
The first side 211 of the first coupling portion 21 is provided with the first and third slots 23 and 25, and the first side 221 of the second coupling portion 22 is provided with the second and fourth slots 24 and 26. The first side 211 of the first coupling portion 21 and the first side 221 of the second coupling portion 22 are connected, the first and second slots 23 and 24 form a first coupling chamber 100, and the third and fourth slots 25 and 26 form a second coupling chamber 200.
The first tank 23 includes a first recess 231 and a second recess 232, the second recess 232 communicates with the first recess 231, the second recess 232 extends to the first end wall of the first coupling portion 21; the first side 221 of the second coupling portion 22 is provided with a second slot 24, the second slot 24 is provided corresponding to the first recess 231 of the first slot 23, the first recess 231 and the second slot 24 form a first accommodating portion 110, and the second recess 232 and the first side of the second coupling portion form a second accommodating portion 120.
As an embodiment of the present application, the present embodiment is largely the same as the above-described embodiment, except that, as shown in fig. 3, the third slot 25 includes a third recess 251 and a fourth recess 252, the third recess 251 and the fourth recess 252 communicate, the fourth recess 252 extends to the second end wall of the first coupling portion 21, and the size of the fourth recess 252 is smaller than that of the third recess 251. As shown in fig. 4, the fourth slot body 26 is an arcuate slot, and the fourth slot body 26 extends to the second end wall of the second coupling portion 22.
In this embodiment, when the detachable coupling mechanism 2 of the present application is connected to the first clamping portion 311 of the coupling head 31, the first clamping portion 311 is disposed in the second connecting cavity, and the size difference between the third concave portion 251 and the fourth concave portion 252 limits the first clamping portion 311, so as to prevent the coupling head 31 from horizontally shifting and affecting the extrusion effect of the extrusion process.
To facilitate the detachment and installation of the detachable coupling mechanism 2 and the coupling head 31, as shown in fig. 4, the third recess 251 of the third slot 25 is an arc-shaped slot, and the radius of the circle where the arc of the third recess 251 and the arc of the fourth slot 26 are located is the same. Under this condition, after first coupling portion 21 and second coupling portion 22 match the installation, coupling head 31 is connected more firmly with the second connection chamber that can dismantle coupling mechanism 2, avoids coupling head 31 aversion, and first coupling portion 21 and second coupling portion 22 are dismantled the back simultaneously, are convenient for shift the subassembly and slide along the arc wall of fourth cell body 26 and take out.
In order to ensure the pressing effect of the pressing pin 1, the first coupling chamber 100 and the second coupling chamber 200 of the detachable coupling mechanism 2 are aligned with the center line. Specifically, the second receiving portion 120 and the second coupling chamber 200 of the first coupling chamber 100 are on the same line with the center line.
As an embodiment of the present application, most of the content of the present embodiment is the same as the above embodiment, except that, as shown in fig. 3 and 4, the first side surface 221 of the second coupling portion 22 is further provided with a concave arc-shaped sliding groove 27, the first side surface 211 of the first coupling portion 21 is provided with an arc-shaped protrusion 28 matching with the arc-shaped sliding groove 27, and the arc-shaped protrusion 28 and the arc-shaped sliding groove 27 are in a fitting connection.
As an embodiment of the present application, the present embodiment is largely the same as the above-described embodiment except that, as shown in fig. 4, the arc-shaped chute 27 of the second coupling portion 22 communicates with the second groove body 24 and the fourth groove body 26. Under the condition, after the first coupling part 21 and the second coupling part 22 are installed in a matching mode, the arc-shaped protrusion 28 of the first coupling part 21 is embedded into the arc-shaped sliding groove 27 of the second coupling part 22, two ends of the arc-shaped protrusion 28 close the first coupling cavity 100 and the second coupling cavity 200, so that the extrusion pin 1 is stably arranged in the first coupling cavity 100 and stably connected with the detachable coupling mechanism 2, the first clamping part 311 of the coupling head 31 is stably clamped in the second coupling cavity 200 and stably connected with the detachable coupling mechanism 2, during punching of a die casting machine, the connection structure is stable, component displacement cannot occur, and the extrusion pin 1 is enabled to maintain high extrusion efficiency.
Meanwhile, the arc-shaped sliding groove 27 is connected with the second groove body 24, and when the extrusion pin 1 needs to be disassembled, after the first connecting part 21 and the second connecting part 22 of the detachable connecting mechanism 2 are disassembled, the extrusion pin 1 is pushed to slide on the arc-shaped sliding groove 27, so that the extrusion pin 1 can be rapidly taken down from the second connecting part 22 of the detachable connecting mechanism 2.
As other embodiments of the present application, the detachable coupling mechanism 2 of the present application includes a first coupling portion, a second coupling portion, and a second coupling portion 22, the first coupling portion and the second coupling portion 22 are connected to form a first coupling cavity 100, and the second coupling portion 22 are connected to form a second coupling cavity 200.
It is to be noted that, in this document, the terms "comprises", "comprising" or any other variation thereof are intended to cover a non-exclusive inclusion, so that an article or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
The above embodiments are merely to illustrate the technical solutions of the present invention and not to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent arrangements may be made without departing from the spirit and scope of the present invention and it should be understood that the present invention is to be covered by the appended claims.
Claims (9)
1. The connecting structure of the extrusion pin is characterized by comprising the extrusion pin (1), a detachable connecting mechanism (2) and a connecting component (3); a first coupling cavity (100) is formed in the first end of the detachable coupling mechanism (2), the extrusion pin (1) is connected with the first coupling cavity (100) of the detachable coupling mechanism (2), and the second end of the detachable coupling mechanism (2) is connected with the coupling assembly (3);
the detachable coupling mechanism (2) comprises a first coupling part (21) and a second coupling part (22) which are detachably connected, and the first coupling part (21) and the second coupling part (22) are connected to form the first coupling cavity (100);
the first coupling chamber (100) comprises a first housing (110) and a second housing (120), the second housing (120) communicating with the first housing (110) and extending to a first end wall of the detachable coupling mechanism (2).
2. The connecting structure of the squeeze pin according to claim 1, wherein the first side surface (211) of the first coupling portion (21) is provided with a first groove body (23), the first groove body (23) includes a first recess (231) and a second recess (232), the second recess (232) communicates with the first recess (231), the second recess (232) extends to the first end wall of the first coupling portion (21), and the size of the second recess (232) is smaller than the size of the first recess (231);
a second groove body (24) is arranged on a first side surface (221) of the second coupling part (22), and the second groove body (24) is arranged corresponding to a first concave part (231) of the first groove body (23);
the first side surface (211) of the first coupling portion and the first side surface (221) of the second coupling portion are connected to form the first coupling cavity (100), the first recess (231) and the second groove (24) form the first receiving portion (110), and the second recess (232) and the first side surface (221) of the second coupling portion (22) form the second receiving portion (120).
3. The connecting structure of an extrusion pin according to claim 2, further comprising a stopper (6), wherein the stopper (6) is provided in the second groove body (24) of the first accommodating portion (110).
4. The connecting structure of an extrusion pin according to claim 3, wherein the extrusion pin (1) comprises an extrusion pin shank (10) and an extrusion pin head (15), the extrusion pin head (15) being disposed in the first recess (231) of the first accommodating portion (110), the extrusion pin head (15) being disposed on the limiting member (6);
the squeeze pin (10) is arranged in the second housing (120) of the first coupling chamber (100), the squeeze pin (10) protruding from a first end of the detachable coupling mechanism (2).
5. A connecting structure of a squeeze pin according to claim 1, wherein the coupling assembly (3) comprises a coupling head (31) and a cylinder joint (35);
the second end of the detachable connecting mechanism (2) is provided with a second connecting cavity (200), one end of the connecting head (31) is arranged in the second connecting cavity (200), and the other end of the connecting head (31) is connected with the oil cylinder joint (35).
6. The connecting structure of squeeze pins according to claim 5, wherein the cylinder joint (35) is a cylindrical joint, and the side wall of the cylinder joint (35) in the cylindrical extending direction is provided with an opening (350); the coupling head (31) comprises a first clamping part (311) and a second clamping part (312), the first clamping part (311) is arranged in the second coupling cavity (200) of the detachable coupling mechanism (2), and the second clamping part (312) is detachably connected with the oil cylinder joint (35) through the opening (350).
7. The connection structure of a squeeze pin according to claim 5, wherein the second coupling chamber (200) is formed by connecting the first coupling portion (21) and the second coupling portion (22);
the first side face (211) of the first connecting portion (21) is further provided with a third groove body (25), the first side face (221) of the second connecting portion (22) is provided with a fourth groove body (26), the first connecting portion (21) is connected with the second connecting portion (22), and the third groove body (25) and the fourth groove body (26) form the second connecting cavity (200).
8. The connecting structure of the squeeze pin according to claim 7, wherein the third groove body (25) includes a third recess (251) and a fourth recess (252), the third recess (251) and the fourth recess (252) communicate, the fourth recess (252) extends to a second end wall of the first coupling portion (21), and a size of the fourth recess (252) is smaller than a size of the third recess (251);
the fourth slot body (26) is an arc-shaped slot, and the fourth slot body (26) extends to the second end wall of the second coupling part (22).
9. The connecting structure of the pressing pin according to claim 2, wherein the first side surface (221) of the second coupling portion (22) is further provided with a concave arc-shaped sliding groove (27), the first side surface (211) of the first coupling portion (21) is provided with an arc-shaped protrusion (28) matched with the arc-shaped sliding groove (27), and the arc-shaped protrusion (28) and the arc-shaped sliding groove (27) are connected in a fitting manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011602629.5A CN112727882B (en) | 2020-12-29 | 2020-12-29 | Connecting structure of extrusion pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011602629.5A CN112727882B (en) | 2020-12-29 | 2020-12-29 | Connecting structure of extrusion pin |
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| Publication Number | Publication Date |
|---|---|
| CN112727882A CN112727882A (en) | 2021-04-30 |
| CN112727882B true CN112727882B (en) | 2022-09-30 |
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| CN202011602629.5A Active CN112727882B (en) | 2020-12-29 | 2020-12-29 | Connecting structure of extrusion pin |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002283033A (en) * | 2001-03-21 | 2002-10-02 | Ahresty Corp | Die casting device |
| KR101112617B1 (en) * | 2011-03-05 | 2012-02-14 | 한연수 | apparatus for fixing seperation type mold fin |
| CN102678692A (en) * | 2011-12-13 | 2012-09-19 | 河南科技大学 | Detachable connecting component and connecting device using same |
| CN108818891A (en) * | 2018-08-16 | 2018-11-16 | 襄阳美利信科技有限责任公司 | A kind of standardization fast changing shifts time latch structure of mold |
| CN209698011U (en) * | 2019-04-10 | 2019-11-29 | 章丘市鑫东铸造机械有限公司 | A kind of type core pressurizing unit |
| CN111516276A (en) * | 2020-04-27 | 2020-08-11 | 四川中自科技有限公司 | Extrusion connecting device for flaring-free conduit connecting piece |
-
2020
- 2020-12-29 CN CN202011602629.5A patent/CN112727882B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002283033A (en) * | 2001-03-21 | 2002-10-02 | Ahresty Corp | Die casting device |
| KR101112617B1 (en) * | 2011-03-05 | 2012-02-14 | 한연수 | apparatus for fixing seperation type mold fin |
| CN102678692A (en) * | 2011-12-13 | 2012-09-19 | 河南科技大学 | Detachable connecting component and connecting device using same |
| CN108818891A (en) * | 2018-08-16 | 2018-11-16 | 襄阳美利信科技有限责任公司 | A kind of standardization fast changing shifts time latch structure of mold |
| CN209698011U (en) * | 2019-04-10 | 2019-11-29 | 章丘市鑫东铸造机械有限公司 | A kind of type core pressurizing unit |
| CN111516276A (en) * | 2020-04-27 | 2020-08-11 | 四川中自科技有限公司 | Extrusion connecting device for flaring-free conduit connecting piece |
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| Publication number | Publication date |
|---|---|
| CN112727882A (en) | 2021-04-30 |
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