CN218426408U - Quick-change pressing mechanism of automatic centering tool - Google Patents
Quick-change pressing mechanism of automatic centering tool Download PDFInfo
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- CN218426408U CN218426408U CN202222450797.8U CN202222450797U CN218426408U CN 218426408 U CN218426408 U CN 218426408U CN 202222450797 U CN202222450797 U CN 202222450797U CN 218426408 U CN218426408 U CN 218426408U
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Abstract
The utility model discloses an automatic centering frock quick change hold-down mechanism, it includes: the automatic centering tool comprises a driving assembly, an executing assembly and a positioning assembly, wherein the driving assembly is used for driving the operation of a quick-change pressing mechanism of the automatic centering tool, the executing assembly is connected with the driving assembly and used for transmitting torque generated by the driving assembly, the positioning assembly is used for positioning the driving assembly and the executing assembly, and the positioning assembly comprises a base. The quick-change pressing mechanism for the automatic centering tool can ensure the concentricity of the tool and equipment while realizing the quick pressing of the tool and the mould, and ensure the unchanged state of the equipment after centering, thereby improving the processing conditions of parts, avoiding a plurality of defects, improving the positioning precision of the tool and the mould and realizing the quick change of the tool and the mould.
Description
Technical Field
The utility model relates to a field is changed to the frock, especially relates to an automatic centering frock quick change hold-down mechanism.
Background
At present, vertical and horizontal welding and processing equipment of an existing silencing and exhausting system cannot be automatically centered, equipment cannot accurately determine that a tool is concentric with the rotation axis of the equipment, and machined parts and the equipment rotate eccentrically, so that the defects of penetration welding, welding leakage, insufficient fusion depth and the like exist in the welding process of the parts.
The existing automobile silencing and exhausting system is generally processed on one device through a plurality of working procedures, and the processing technology needs to frequently replace a tooling die. The clamping action of the tool is complicated when the tool is changed, the time and the labor are wasted, the die change time is long, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in providing an automatic centering frock quick change hold-down mechanism.
The utility model provides a technical scheme that its technical problem adopted is: construct an automatic centering frock quick change hold-down mechanism, include: the device comprises a driving component, an execution component and a positioning component;
the driving assembly is used for driving the automatic centering tool to operate the quick-change pressing mechanism;
the actuating assembly is connected with the driving assembly and is used for transmitting the torque generated by the driving assembly;
the positioning assembly is used for positioning the driving assembly and the executing assembly and comprises a base.
In some embodiments, the driving assembly includes a locking screw rod disposed at one end of the base and a locking nut threadedly coupled to the locking screw rod, and the locking screw rod is threadedly coupled to the base.
In some embodiments, the actuating assembly includes a locking slider coupled to the locking screw, and the locking slider includes a first tightening portion, a second tightening portion, a third tightening portion, a fourth tightening portion, a first transition portion, a second transition portion, and a press-fit portion.
In some embodiments, the first tightening portion, the second tightening portion, the third tightening portion and the fourth tightening portion are disposed at side ends of the locking slider;
the first transition part is arranged between the first tightening part and the second tightening part, and the second transition part is arranged between the third tightening part and the fourth tightening part;
the pressing part is arranged at the top end of the locking sliding block;
the first tightening part and the third tightening part are arranged oppositely;
the second tight portion that pushes up with the fourth tight portion that pushes up sets up relatively.
In some embodiments, cross-sectional areas formed between the first tightening portion, the second tightening portion, the third tightening portion, and the fourth tightening portion and the central plane of the locking slider are gradually reduced from one side provided with the locking screw to the other side.
In some embodiments, the executing assembly further comprises a plurality of push rods, a pressure head and a positioning mandrel;
the number of the ejector rods is four, and the four ejector rods are respectively in contact movable connection with the first tightening part, the second tightening part, the third tightening part and the fourth tightening part;
the pressure head is in contact movable connection with the ejector rod;
the positioning mandrel is movably connected with the pressing part.
In some embodiments, a spring is also disposed in the ram.
In some embodiments, the positioning assembly further comprises a positioning bottom plate and a mold bottom plate arranged at the top end of the positioning bottom plate;
the positioning bottom plate is connected with the die bottom plate fastener.
In some embodiments, the positioning bottom plate is arranged on the base, and the positioning bottom plate is provided with a first through hole matched with the positioning mandrel;
the die bottom plate is provided with a second through hole matched with the first through hole;
in some embodiments, the self-centering tool quick-change compaction mechanism is provided with an anti-corrosion layer.
Implement the utility model discloses following beneficial effect has: this automatic centering frock quick change hold-down mechanism includes: the automatic centering tool comprises a driving assembly, an executing assembly and a positioning assembly, wherein the driving assembly is used for driving the automatic centering tool quick-change pressing mechanism to operate, the executing assembly is connected with the driving assembly and used for transmitting torque generated by the driving assembly, the positioning assembly is used for positioning the driving assembly and the executing assembly, and the positioning assembly comprises a base. The quick-change pressing mechanism for the automatic centering tool can ensure the concentricity of the tool and equipment while realizing the quick pressing of the tool and the mould, and ensure the unchanged state of the equipment after centering, thereby improving the processing conditions of parts, avoiding a plurality of defects, improving the positioning precision of the tool and the mould and realizing the quick change of the tool and the mould.
Drawings
In order to explain the technical solution of the present invention more clearly, the present invention will be further described with reference to the accompanying drawings and examples, it should be understood that the following drawings only show some examples of the present invention, and therefore should not be considered as limiting the scope, for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort. In the drawings:
fig. 1 is a schematic perspective view of a quick-change pressing mechanism of an automatic centering tool according to some embodiments of the present invention;
fig. 2 is a schematic front view of a quick-change pressing mechanism of an automatic centering tool according to some embodiments of the present invention;
fig. 3 isbase:Sub>A schematic cross-sectional viewbase:Sub>A-base:Sub>A of some embodiments of the present invention;
fig. 4 is a schematic cross-sectional view B-B in some embodiments of the invention;
fig. 5 is an elevational, cross-sectional, schematic view of some embodiments of the present invention;
fig. 6 is a schematic structural diagram of a locking slider according to some embodiments of the present invention.
Illustration of the drawings: 1. a drive assembly; 11. locking the screw rod; 12. locking the nut; 2. an execution component; 21. locking the sliding block; 211. a first tightening part; 212. a second tightening part; 213. a third tightening part; 214. a fourth tightening part; 215. a first transition portion; 216. a second transition portion; 217. a press-fit portion; 22. a top rod; 23. a pressure head; 231. a spring; 24. positioning the mandrel; 3. a positioning assembly; 31. a base; 32. positioning the bottom plate; 33. and (4) a die bottom plate.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "back", "upper", "lower", "left", "right", "longitudinal", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", and the like are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present technical solution, and do not indicate that the device or element referred to must have a specific direction, and thus, should not be construed as limiting the present invention.
It should also be noted that, unless expressly specified or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are to be construed broadly and encompass, for example, fixed connections as well as removable connections or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are merely for convenience in describing the present technical solution and are not to be construed as indicating or implying any relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1 to 5, the quick-change pressing mechanism of the automatic centering tool in some embodiments of the present invention includes: the automatic centering tool comprises a driving component 1, an executing component 2 and a positioning component 3, wherein the driving component 1 is used for driving the operation of a quick-change pressing mechanism of the automatic centering tool, the executing component 2 is connected with the driving component 1 and used for transmitting torque generated by the driving component 1, the positioning component 3 is used for positioning the driving component 1 and the executing component 2, and the positioning component 3 comprises a base 31. The quick-change pressing mechanism for the automatic centering tool can ensure the concentricity of the tool and equipment while realizing the quick pressing of the tool and the mould, and ensure the unchanged state of the equipment after centering, thereby improving the processing conditions of parts, avoiding a plurality of defects, improving the positioning precision of the tool and the mould and realizing the quick change of the tool and the mould.
In some embodiments, the driving assembly 1 includes a locking screw 11 disposed at one end of the base 31 and a locking nut 12 threadedly coupled to the locking screw 11, wherein the locking screw 11 is threadedly coupled to the base 31. It will be appreciated that the lock screw 11 is used for the operator to apply torque to drive the actuator assembly 2 to move, the lock nut 12 is used for fixing the lock screw 11 after the lock nut 12 reaches a proper position, and in other embodiments, the lock screw 11 may be provided with a sleeve, a handle or a lug to facilitate the rotation of the lock screw 11.
Further, the actuating assembly 2 includes a locking slider 21 connected to the locking screw 11, and the locking slider 21 includes a first tightening portion 211, a second tightening portion 212, a third tightening portion 213, a fourth tightening portion 214, a first transition portion 215, a second transition portion 216, and a pressing portion 217. In this embodiment, the locking slider 21 is fixedly connected to the locking screw 11, and the fixed connection may be one of an interference connection, a slot connection or a welding connection. Preferably, the locking slider 21 is wedge-shaped.
Specifically, a first tightening portion 211, a second tightening portion 212, a third tightening portion 213 and a fourth tightening portion 214 are all disposed at the side end of the locking slider 21, a first transition portion 215 is disposed between the first tightening portion 211 and the second tightening portion 212, a second transition portion 216 is disposed between the third tightening portion 213 and the fourth tightening portion 214, and a pressing portion 217 is disposed at the top end of the locking slider 21; the first tightening portion 211 is disposed opposite to the third tightening portion 213, and the second tightening portion 212 is disposed opposite to the fourth tightening portion 214. Preferably, the cross-sectional areas formed between the first tightening portion 211, the second tightening portion 212, the third tightening portion 213 and the fourth tightening portion 214 and the central plane of the locking slider 21 are gradually reduced from one side where the locking screw 11 is provided to the other side.
In some embodiments, the actuating assembly 2 further includes a plurality of push rods 22, a press head 23, and a positioning mandrel 24, the number of the push rods 22 is four, the four push rods 22 are respectively connected with the first tightening portion 211, the second tightening portion 212, the third tightening portion 213, and the fourth tightening portion 214 in a movable contact manner, the press head 23 is connected with the push rods 22 in a movable contact manner, and the positioning mandrel 24 is connected with the pressing portion 217 in a movable contact manner. It can be understood that, after the operator rotates the locking screw 11, the locking screw 11 pushes the locking slider 21 to make the first tightening portion 211, the second tightening portion 212, the third tightening portion 213, and the fourth tightening portion 214 on the ejector rod 22 push the pressing head 23 outwards to lock the mold bottom plate 33, and when locking, the pressing portion 217 makes the positioning mandrel 24 rise and the mandrel penetrate into the positioning hole of the bottom plate of the tooling mold to ensure centering of the tooling mold, so as to ensure that the axis of the positioning mandrel 24 is coaxial with the equipment rotation axis at this time. And the locking screw rod 11 is rotated in the opposite direction, the spring 231 of the pressure head 23 pushes the pressure head 23 to enable the wedge-shaped locking slide block 21 to move backwards, the pressure head 23 loosens the bottom plate of the tooling die, and the mandrel is lowered to the position below the die bottom plate, so that the tooling die can be conveniently replaced. In other embodiments, the number of the tightening portions and the number of the push rods 22 can be adjusted according to practical situations, and are not limited in particular.
Further, a spring 231 is provided in the ram 23. The spring 231 is used to reset the ram 23 when the worker turns the lock screw 11 in the opposite direction.
The positioning assembly 3 further includes a positioning bottom plate 32 and a mold bottom plate 33 disposed on the top end of the positioning bottom plate 32, and the positioning bottom plate 32 is connected to the mold bottom plate 33 by a fastener. The fastener connection can be threaded connection or pin connection, and can be conveniently disassembled. Further, the positioning bottom plate 32 is disposed on the base 31, the positioning bottom plate 32 is provided with a first through hole matched with the positioning core shaft 24, the mold bottom plate 33 is provided with a second through hole matched with the first through hole, the base 31 is provided with a positioning hole matched with the ejector 22, and the base 31 is connected with the spring 231. It will be appreciated that the first through hole may be of the same diameter as the central axis of the second through hole. Preferably, the mold base plate 33 is provided with a positioning portion for positioning the tooling mold, the positioning portion may be in a circular shape, a square shape or other shapes, and the shape of the positioning portion may be determined according to the actual situation of the tooling mold plate, which is not limited specifically herein.
In some embodiments, the quick-change pressing mechanism of the automatic centering tool is made of carbon steel materials, so that the integral rigidity and strength of the quick-change pressing mechanism of the automatic centering tool can be ensured, and the stability and the service life of the quick-change pressing mechanism of the automatic centering tool during working are enhanced. Preferably, the surface of the quick-change pressing mechanism of the automatic centering tool is further provided with an anti-corrosion layer, so that the anti-corrosion capability is improved, and the quick-change pressing mechanism of the automatic centering tool is protected, and the anti-corrosion layer can be a zinc coating or other alloy anti-corrosion layer, which is not particularly limited herein.
Understandably, the working steps of the quick-change pressing mechanism of the automatic centering tool are as follows: firstly, the tooling die is installed on a die bottom plate 33, the die bottom plate 33 is fixedly connected with the positioning bottom plate 32, a worker can rotate the locking screw 11, the locking screw 11 pushes the wedge-shaped locking slide block 21 to enable the ejector rod 22 to push the pressing head 23 outwards to lock the die bottom plate 33, the positioning mandrel 24 rises and penetrates into a positioning hole of the bottom plate of the tooling die to ensure centering of the tooling die when being locked, and the axis of the positioning mandrel 24 is ensured to be coaxial with the rotation axis of the equipment at the moment. If the locking screw 11 is rotated reversely, the spring 231 of the pressure head 23 pushes the pressure head 23 to move the wedge-shaped locking slide block 21 backwards, the pressure head 23 loosens the bottom plate of the tooling die, and the mandrel descends to the lower part of the die bottom plate 33, so that the tooling die can be replaced conveniently.
It is understood that the above examples only represent preferred embodiments of the present invention, which are described in more detail and detail, but are not to be construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (10)
1. The utility model provides an automatic centering frock quick change hold-down mechanism which characterized in that includes: the device comprises a driving component, an executing component and a positioning component;
the driving assembly is used for driving the automatic centering tool to operate the quick-change pressing mechanism;
the actuating assembly is connected with the driving assembly and is used for transmitting the torque generated by the driving assembly;
the positioning assembly is used for positioning the driving assembly and the executing assembly and comprises a base.
2. The quick-change pressing mechanism for the automatic centering tool according to claim 1, wherein the driving assembly comprises a locking screw rod arranged at one end of the base and a locking nut in threaded connection with the locking screw rod, and the locking screw rod is in threaded connection with the base.
3. The quick-change pressing mechanism for the automatic centering tool according to claim 2, wherein the actuating assembly comprises a locking slider connected with the locking screw, and the locking slider comprises a first tightening portion, a second tightening portion, a third tightening portion, a fourth tightening portion, a first transition portion, a second transition portion and a pressing portion.
4. The quick-change pressing mechanism for the automatic centering tool according to claim 3, wherein the first tightening part, the second tightening part, the third tightening part and the fourth tightening part are all arranged at the side end of the locking slide block;
the first transition part is arranged between the first tightening part and the second tightening part, and the second transition part is arranged between the third tightening part and the fourth tightening part;
the pressing part is arranged at the top end of the locking sliding block;
the first tightening part and the third tightening part are arranged oppositely;
the second tight portion of top with the tight portion relative setting in fourth top.
5. The quick-change pressing mechanism for the automatic centering tool according to claim 4, wherein cross-sectional areas formed between the first tightening portion, the second tightening portion, the third tightening portion and the fourth tightening portion and the central plane of the locking slider are gradually reduced from one side provided with the locking screw to the other side.
6. The quick-change pressing mechanism for the automatic centering tool according to claim 4, wherein the executing assembly further comprises a plurality of ejector rods, a pressing head and a positioning mandrel;
the number of the ejector rods is four, and the four ejector rods are respectively in contact movable connection with the first tightening part, the second tightening part, the third tightening part and the fourth tightening part;
the pressure head is in contact movable connection with the ejector rod;
the positioning mandrel is movably connected with the pressing part.
7. The quick-change pressing mechanism for the automatic centering tool as claimed in claim 6, wherein a spring is further arranged in the pressure head.
8. The quick-change pressing mechanism for the automatic centering tool according to claim 7, wherein the positioning assembly further comprises a positioning bottom plate and a die bottom plate arranged at the top end of the positioning bottom plate;
the positioning bottom plate is connected with the die bottom plate fastener.
9. The quick-change pressing mechanism for the automatic centering tool according to claim 8, wherein the positioning bottom plate is arranged on the base, and is provided with a first through hole matched with the positioning mandrel;
the die bottom plate is provided with a second through hole matched with the first through hole;
the base is provided with a positioning hole matched with the ejector rod, and the base is connected with the spring.
10. The quick-change compacting mechanism of automatic centering tooling as claimed in claim 1, wherein the quick-change compacting mechanism of automatic centering tooling is provided with an anti-corrosion layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222450797.8U CN218426408U (en) | 2022-09-16 | 2022-09-16 | Quick-change pressing mechanism of automatic centering tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222450797.8U CN218426408U (en) | 2022-09-16 | 2022-09-16 | Quick-change pressing mechanism of automatic centering tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218426408U true CN218426408U (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222450797.8U Active CN218426408U (en) | 2022-09-16 | 2022-09-16 | Quick-change pressing mechanism of automatic centering tool |
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| Country | Link |
|---|---|
| CN (1) | CN218426408U (en) |
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- 2022-09-16 CN CN202222450797.8U patent/CN218426408U/en active Active
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