CN112536373A - Internal stay presss from both sides tight structure - Google Patents
Internal stay presss from both sides tight structure Download PDFInfo
- Publication number
- CN112536373A CN112536373A CN201910892928.8A CN201910892928A CN112536373A CN 112536373 A CN112536373 A CN 112536373A CN 201910892928 A CN201910892928 A CN 201910892928A CN 112536373 A CN112536373 A CN 112536373A
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- block
- supporting
- clamping
- hole
- clamping structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
An internal stay clamping structure, comprising: the middle of the fixing plate is provided with a through hole, two sides of the through hole are respectively provided with a first supporting piece and two second supporting pieces, the upper surfaces of the two second supporting pieces are fixedly provided with a supporting table, and the upper ends of the two second supporting pieces are provided with a plurality of through holes; the two clamping structures are respectively arranged in the through holes of the two second supporting pieces and respectively comprise an inner supporting block, a plurality of sliding rods, an elastic element and a clamping block, wherein one ends of the sliding rods are fixedly connected with the inner supporting block, the other ends of the sliding rods are movably arranged in the through holes, one end of the elastic element is fixedly connected with the inner supporting block, and the other end of the elastic element penetrates through the through holes and is fixedly connected with the clamping block; the ejection structure is fixedly arranged below the through hole and comprises an ejector block, an ejector rod and a pushing mechanism, wherein one end of the ejector rod is connected with the ejector block, and the other end of the ejector rod is connected with the pushing mechanism. The inner support clamping structure can clamp metal parts through the clamping structure to perform punching head processing.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a clamping structure, in particular to an inner support clamping structure.
[ background of the invention ]
At present, when a metal part is subjected to material punching head processing, a chuck of a lathe is required to be used for clamping, but when the metal part is thin in wall thickness, poor in rigidity and poor in processing technology, the metal part is easy to deform under the action of the clamping force of the chuck, so that the size precision, the shape and the position precision of a workpiece are affected. Meanwhile, as the wall thickness of the metal part is thinner, the punching heat generated in the processing operation of the punching head can cause the thermal deformation of the thin-wall metal part, so that the size of the metal part is more difficult to ensure and control.
In view of the above, there is a need to develop an inner support clamping structure to solve the problem that the chuck of the lathe at the present stage is very prone to deform the metal part, thereby affecting the dimensional accuracy, shape and position accuracy of the workpiece.
[ summary of the invention ]
The invention aims to provide an inner support clamping structure, which aims to solve the problem that the size precision, the shape and the position precision of a workpiece are influenced because a metal part is easy to deform due to the clamping of a chuck of a lathe at the present stage, and the inner support clamping structure comprises:
the middle of the fixing plate is provided with a through hole, a first supporting piece and two second supporting pieces are respectively arranged on two sides of the through hole, a supporting table is fixedly arranged on the upper surfaces of the two second supporting pieces, and a plurality of through holes are formed in the upper ends of the two second supporting pieces;
the two clamping structures are respectively arranged in the through holes of the two second supporting pieces and respectively comprise an inner supporting block, a plurality of sliding rods, an elastic element and a clamping block, wherein one end of each sliding rod is fixedly connected with the inner supporting block, the other end of each sliding rod is movably arranged in the corresponding through hole, one end of the elastic element is fixedly connected with the inner supporting block, and the other end of the elastic element penetrates through the through hole and is fixedly connected with the clamping block;
the ejection structure is fixedly arranged below the through hole and comprises an ejector block, an ejector rod and a pushing mechanism, wherein one end of the ejector rod is connected with the ejector block, and the other end of the ejector rod is connected with the pushing mechanism.
Optionally, the top end of the first supporting member is further provided with a groove structure.
Optionally, a soft rubber block is further arranged on one surface of the clamping block, which is in contact with the metal part.
Optionally, the elastic element is a metal spring.
Optionally, the bottom of the inner supporting block is provided with a roller groove, and a plurality of rollers are arranged in the roller groove.
Optionally, the pushing mechanism is a servo motor or an air cylinder.
Optionally, the top block is of a triangular structure.
Optionally, a blocking structure is further disposed around the through hole.
Compared with the prior art, the inner support clamping structure has the advantages that the pushing mechanism pushes the top block to move upwards, the inner supporting block is pushed to move horizontally towards the metal part after the top block is contacted with the inner supporting block, and meanwhile, the two clamping blocks also move horizontally towards the metal part until the two clamping blocks abut against and clamp the bottom of the metal part for fixation; and then the metal part is subjected to punching head processing operation, after the punching head processing is finished, a pushing mechanism of the ejection structure pulls the ejector block to move downwards, then the inner supporting block leaves the second supporting piece under the stretching acting force of the elastic element, and meanwhile, the clamping block leaves the bottom of the metal part under the driving of the inner supporting block, so that the metal part can be taken out after being withdrawn from the fixed state. The internal support clamping structure solves the problem that the size precision, the shape and the position precision of a workpiece are influenced because a metal part is easy to deform due to the clamping of a chuck of a lathe at the present stage.
[ description of the drawings ]
Fig. 1 is a schematic structural view of an inner supporting and clamping structure according to a preferred embodiment of the present invention.
FIG. 2 is a front view of the inner support clamping structure of the present invention in a preferred embodiment.
Fig. 3 is a schematic structural view of a metal part.
FIG. 4 is a schematic view of the inner support clamping structure in a first working state according to a preferred embodiment of the present invention.
FIG. 5 is a front view of the inner support clamping structure of the present invention in a first operating state in a preferred embodiment.
FIG. 6 is a cross-sectional view of the inner support clamping structure of the present invention in a first operating state in a preferred embodiment.
FIG. 7 is a cross-sectional view of the inner support clamping structure of the present invention in a second operating state in a preferred embodiment.
FIG. 8 is a schematic structural view of an inner support clamping structure according to another preferred embodiment of the present invention.
[ detailed description ] embodiments
To further illustrate the technical means and effects of the present invention, the following detailed description is given with reference to a preferred embodiment of the present invention and the accompanying drawings.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural view of a preferred embodiment of an inner supporting clamping structure of the present invention, and fig. 2 is a front view of the preferred embodiment of the inner supporting clamping structure of the present invention. In this embodiment, the present invention provides an inner supporting clamping structure 100 for clamping and fixing a metal part 200, wherein the inner supporting clamping structure 100 includes:
a fixing plate 110, wherein a through hole is formed in the middle of the fixing plate, a first supporting member 111 and two second supporting members 112 are respectively arranged on two sides of the through hole, a supporting platform 113 is fixedly arranged on the upper surfaces of the two second supporting members 112, and a plurality of through holes are formed in the upper ends of the two second supporting members 112;
two clamping structures 120 respectively disposed in the through holes of the two second supporting members 112, wherein the two clamping structures 120 respectively include an inner supporting block 121, a plurality of sliding rods 122, an elastic element 123 and a clamping block 124, wherein one end of each of the plurality of sliding rods 122 is fixedly connected with the inner supporting block 121, and the other end thereof is movably disposed in the corresponding through hole, one end of the elastic element 123 is fixedly connected with the inner supporting block 121, and the other end thereof penetrates through the through hole and is fixedly connected with the clamping block 124;
the ejection structure 130 is fixedly disposed below the through hole, and the ejection structure 130 includes an ejector block 131, an ejector rod 132 and a pushing mechanism 133, wherein one end of the ejector rod 132 is connected to the ejector block 131, and the other end is connected to the pushing mechanism 133.
In this embodiment, a groove structure 114 is further disposed on the top end of the first supporting member 111.
In this embodiment, a soft rubber block is further disposed on a surface of the clamping block 124 contacting the metal part 200.
In this embodiment, the elastic element 123 is a metal spring, and the clamping block 124 is pushed or pulled by the elastic deformation of the metal spring.
In this embodiment, a roller groove is disposed at the bottom of the inner supporting block 121, and a plurality of rollers 125 are disposed in the roller groove.
In this embodiment, the pushing mechanism 133 is a servo motor or an air cylinder.
In this embodiment, the top block 131 is a triangular structure, and the triangular structure has a smaller pushing resistance when contacting the roller 125, so that the movement of the inner supporting block 121 is more stable.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a metal part. The metal part 200 includes a metal part body 210, a first stub bar 220, and a second stub bar 230.
Referring to fig. 4-6, fig. 4 is a schematic structural view illustrating a first working state of the inner support clamping structure according to the present invention in a preferred embodiment, fig. 5 is a front view illustrating the first working state of the inner support clamping structure according to the present invention in a preferred embodiment, and fig. 6 is a cross-sectional view illustrating the first working state of the inner support clamping structure according to the present invention in a preferred embodiment. In the first working state, the metal part body 210 of the metal part 200 is first positioned in the supporting platform 113 of the second supporting member 112, and the first stub bar 220 is positioned in the groove structure 114 at the top end of the first supporting member 111.
Referring to fig. 7, fig. 7 is a cross-sectional view of the inner supporting clamping structure in a second working state according to a preferred embodiment of the invention. In the second working state, the pushing mechanism 133 is started, the push rod 132 on the pushing mechanism 133 pushes the top block 131 to move upwards, after the top block 131 contacts with a plurality of rollers 125 arranged in the roller grooves, the top block 131 rolls through the pushing rollers 125 to enable the inner supporting block 121 to move horizontally towards the metal part 200, meanwhile, the two clamping blocks 124 also move horizontally towards the metal part 200 for a certain distance along with the elastic element 123 until the two clamping blocks 124 abut against and clamp the bottom of the metal part 200 for fixing, and then the elastic element 123 is in a compressed state; then, the metal part 200 performs the washing processing operation of the first stub bar 220 and the second stub bar 230, when the first stub bar 220 and the second stub bar 230 are washed away, the pushing mechanism 133 of the ejecting structure 130 pulls the top block 131 to move downward, then the inner supporting block 121 leaves the second supporting member 112 under the action of the elastic element 123 recovering the elastic deformation, and meanwhile, the clamping block 124 leaves the bottom of the metal part 200 under the driving of the inner supporting block 121, so that the metal part 200 can be taken out after exiting from the fixed state.
Referring to fig. 8, fig. 8 is a schematic structural view of an inner supporting and clamping structure according to another preferred embodiment of the present invention. In another preferred embodiment, a blocking structure 140 is disposed around the through hole, and the blocking structure 140 can prevent the first stub bar 220 and the second stub bar 230 of the metal part 200 from entering the ejection structure 130 and damaging the same.
Compared with the prior art, the internal bracing clamping structure 100 solves the problem that the metal part 200 is easy to deform due to the clamping of a chuck of a lathe at the present stage, so that the size precision, the shape and the position precision of a workpiece are influenced, and not only is the metal part 200 clamped and fixed, but also the metal part 200 is prevented from being damaged by deformation and abrasion due to the mutual matching of the clamping structure and the ejection structure 130, and the delivery quality of the metal part 200 is improved.
It should be noted that the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments by those skilled in the art based on the technical solution of the present invention fall within the protection scope of the present invention.
Claims (8)
1. An internal stay clamping structure, comprising:
the middle of the fixing plate is provided with a through hole, a first supporting piece and two second supporting pieces are respectively arranged on two sides of the through hole, a supporting table is fixedly arranged on the upper surfaces of the two second supporting pieces, and a plurality of through holes are formed in the upper ends of the two second supporting pieces;
the two clamping structures are respectively arranged in the through holes of the two second supporting pieces and respectively comprise an inner supporting block, a plurality of sliding rods, an elastic element and a clamping block, wherein one end of each sliding rod is fixedly connected with the inner supporting block, the other end of each sliding rod is movably arranged in the corresponding through hole, one end of the elastic element is fixedly connected with the inner supporting block, and the other end of the elastic element penetrates through the through hole and is fixedly connected with the clamping block;
the ejection structure is fixedly arranged below the through hole and comprises an ejector block, an ejector rod and a pushing mechanism, wherein one end of the ejector rod is connected with the ejector block, and the other end of the ejector rod is connected with the pushing mechanism.
2. The internal bracing clamping structure according to claim 1, wherein the top end of the first supporting member is further provided with a groove structure.
3. The inner support clamping structure as claimed in claim 1, wherein a soft rubber block is further provided on the clamping block.
4. The internal stay clamping structure of claim 1, wherein the resilient member is a metal spring.
5. The inner bracing clamping structure according to claim 1, wherein a roller groove is formed at the bottom of the inner bracing piece, and a plurality of rollers are arranged in the roller groove.
6. The inner support clamping structure according to claim 1, wherein the pushing mechanism is a servo motor or an air cylinder.
7. The internal bracing clamping structure according to claim 1, wherein the top block is a triangular structure.
8. The internal stay clamping structure as claimed in claim 1, wherein a blocking structure is further disposed around the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910892928.8A CN112536373A (en) | 2019-09-20 | 2019-09-20 | Internal stay presss from both sides tight structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910892928.8A CN112536373A (en) | 2019-09-20 | 2019-09-20 | Internal stay presss from both sides tight structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112536373A true CN112536373A (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910892928.8A Pending CN112536373A (en) | 2019-09-20 | 2019-09-20 | Internal stay presss from both sides tight structure |
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| CN (1) | CN112536373A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057325A (en) * | 2014-07-01 | 2014-09-24 | 重庆利国电气设备制造有限公司 | Clamping device for bowl-shaped workpiece with bottom with hole |
| CN206854496U (en) * | 2017-06-21 | 2018-01-09 | 新乡市振英机械设备有限公司 | A kind of clamping device on screen frame flanger |
| CN207824443U (en) * | 2018-01-08 | 2018-09-07 | 歌尔科技有限公司 | A kind of internal clamp system |
| CN108890357A (en) * | 2018-07-20 | 2018-11-27 | 黄河科技学院 | Inclined wedge traveller centering and clamping mechanism for automatic assembly line |
| CN208992041U (en) * | 2018-09-03 | 2019-06-18 | 厦门厦工机械股份有限公司 | Excavator pivoting support mounting base group welds universal fixture |
-
2019
- 2019-09-20 CN CN201910892928.8A patent/CN112536373A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057325A (en) * | 2014-07-01 | 2014-09-24 | 重庆利国电气设备制造有限公司 | Clamping device for bowl-shaped workpiece with bottom with hole |
| CN206854496U (en) * | 2017-06-21 | 2018-01-09 | 新乡市振英机械设备有限公司 | A kind of clamping device on screen frame flanger |
| CN207824443U (en) * | 2018-01-08 | 2018-09-07 | 歌尔科技有限公司 | A kind of internal clamp system |
| CN108890357A (en) * | 2018-07-20 | 2018-11-27 | 黄河科技学院 | Inclined wedge traveller centering and clamping mechanism for automatic assembly line |
| CN208992041U (en) * | 2018-09-03 | 2019-06-18 | 厦门厦工机械股份有限公司 | Excavator pivoting support mounting base group welds universal fixture |
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