CN211102738U - Quick centering fixture for workpiece - Google Patents
Quick centering fixture for workpiece Download PDFInfo
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- CN211102738U CN211102738U CN201921149154.1U CN201921149154U CN211102738U CN 211102738 U CN211102738 U CN 211102738U CN 201921149154 U CN201921149154 U CN 201921149154U CN 211102738 U CN211102738 U CN 211102738U
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- clamping block
- centering
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- sliding clamping
- clamp
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Abstract
The utility model discloses a rapid centering clamp for workpieces, which comprises a clamp mounting disc with a mounting hole, a left sliding clamping block and a right sliding clamping block which are respectively and slidably mounted at two sides of the clamp mounting disc, wherein a centering lower locking clamping block is arranged between the left sliding clamping block and the right sliding clamping block, and two sides of the centering lower locking clamping block are respectively and simultaneously connected with the left sliding clamping block and the right sliding clamping block in a sliding fit manner in the up-down direction; the centering lower locking clamping block is positioned in the mounting hole of the clamp mounting disc, the central lines of the centering lower locking clamping block and the clamp mounting disc are overlapped, and the lower end part of the centering lower locking clamping block is fixedly connected with a hydraulic ejector rod of a hydraulic mechanism; the upper end surface of the clamp mounting disc is used for placing a workpiece, and the left sliding clamping block and the right sliding clamping block simultaneously slide towards the middle or two sides under the vertical driving of the hydraulic ejector rod, so that the workpiece can be switched between a centering clamping state and a loosening state; the utility model discloses simple structure, convenient operation realizes that the quick centering of work piece is tight.
Description
Technical Field
The utility model belongs to a work piece is anchor clamps for machining center, concretely relates to quick centering anchor clamps of work piece, especially be fit for being applied to the quick centering processing of frozen slicer structure.
Background
The long plate type workpiece is usually required to be centered and positioned on a machining center so as to meet the high-precision machining requirement. However, the centering fixture adopted by the existing machining center is complex in structure and inconvenient to operate, but the stability of the centering fixture with a simple structure cannot be ensured, and the potential safety hazard caused by the fact that the fixture is loosened, the workpiece flies out exists.
The applicant therefore wishes to seek technical solutions that improve on the above technical problem.
Disclosure of Invention
In view of this, the utility model aims at providing a quick centering anchor clamps of work piece, simple structure, convenient operation realizes that the quick centering of work piece is tight.
The utility model adopts the technical scheme as follows:
a rapid centering clamp for a workpiece comprises a clamp mounting disc with a mounting opening, a left sliding clamping block and a right sliding clamping block which are respectively and slidably mounted on two sides of the clamp mounting disc, wherein a centering lower locking clamping block is arranged between the left sliding clamping block and the right sliding clamping block, and two sides of the centering lower locking clamping block are respectively and simultaneously in sliding fit connection with the left sliding clamping block and the right sliding clamping block in the vertical direction; the centering lower locking clamping block is positioned in the mounting opening of the clamp mounting disc, the central lines of the centering lower locking clamping block and the mounting opening of the clamp mounting disc are overlapped, and the lower end part of the centering lower locking clamping block is fixedly connected with a hydraulic ejector rod of a hydraulic mechanism; the upper end face of the clamp mounting disc is used for placing a workpiece, and the left sliding clamping block and the right sliding clamping block slide towards the middle or two sides simultaneously under the vertical driving of the hydraulic ejector rod, so that the workpiece can be switched between a centering clamping state and a loosening state.
Preferably, be equipped with the mounting groove in the anchor clamps mounting disc, mounting groove tank bottom both sides are equipped with the slide rail respectively, the bottom of left side slip clamp splice and right slip clamp splice is equipped with left slider portion and right slider portion respectively, left side slider portion and right slider portion slidable mounting be in on the slide rail.
Preferably, be equipped with the left chuck that has the inclined plane slider and the right chuck that has the inclined plane slider on left side slip clamp splice and the right slip clamp splice respectively, locking clamp splice both sides are equipped with respectively under the centering with the inclined plane slider is the inclined plane spout of sliding lock tight fit connection in upper and lower direction.
Preferably, a plurality of locking holes for installing locking workpieces are respectively formed in two sides of the upper end face of the clamp installation disc.
Preferably, the clamp mounting disc, the left sliding clamping block, the right sliding clamping block and the centering lower locking clamping block are of an integrally formed structure.
Preferably, the workpiece is a plate-type workpiece.
Preferably, the workpiece is a structural member for a cryo-microtome.
The utility model provides an adopt the left slip clamp splice, the right slip clamp splice installed on anchor clamps mounting disc and with the centering lower locking clamp splice of hydraulic ram fixed connection form and carry out quick centering anchor clamps structure to the work piece, the utility model discloses when concrete implementation, when hydraulic ram drives down, drive centering lower locking clamp splice and move down, make left slip clamp splice, right slip clamp splice slide to anchor clamps mounting disc both sides simultaneously, make the work piece no longer receive the clamp force of left slip clamp splice and right slip clamp splice, be in the unclamped state, when hydraulic ram drives up, drive centering lower locking clamp splice and move up, make left slip clamp splice, right slip clamp splice slide to the middle of anchor clamps mounting disc simultaneously, make the work piece by left slip clamp splice and right slip clamp splice clamp force, be in centering clamp state; therefore, the utility model discloses simple structure, convenient operation realizes that the quick centering of work piece is tight.
Drawings
Fig. 1 is a schematic structural view of a rapid workpiece centering fixture 100 according to an embodiment of the present invention;
fig. 2 is a schematic diagram of the exploded structure of fig. 1.
Detailed Description
The embodiment of the utility model discloses a quick centering clamp for workpieces, which comprises a clamp mounting disc with a mounting hole, a left sliding clamping block and a right sliding clamping block which are respectively and slidably mounted at two sides of the clamp mounting disc, a centering lower locking clamping block arranged between the left sliding clamping block and the right sliding clamping block, and two sides of the centering lower locking clamping block are respectively and simultaneously connected with the left sliding clamping block and the right sliding clamping block in a sliding fit manner in the up-down direction; the centering lower locking clamping block is positioned in the mounting hole of the clamp mounting disc, the central lines of the centering lower locking clamping block and the clamp mounting disc are overlapped, and the lower end part of the centering lower locking clamping block is fixedly connected with a hydraulic ejector rod of a hydraulic mechanism; the upper end face of the clamp mounting disc is used for placing a workpiece, and the left sliding clamping block and the right sliding clamping block slide towards the middle or two sides simultaneously under the vertical driving of the hydraulic ejector rod, so that the workpiece can be switched between a centering clamping state and a loosening state.
The embodiment of the utility model provides an adopt left slip clamp splice, right slip clamp splice and with hydraulic ram fixed connection's centering lower locking clamp splice to form and carry out quick centering anchor clamps structure to the work piece that adopt on the anchor clamps mounting disc, the utility model discloses the embodiment when specifically implementing, when hydraulic ram drives down, drives centering lower locking clamp splice and moves down, makes left slip clamp splice, right slip clamp splice slide to anchor clamps mounting disc both sides simultaneously, makes the work piece no longer receive the clamp force of left slip clamp splice and right slip clamp splice, is in the unclamped state, when hydraulic ram drives up, drives centering lower locking clamp splice and moves up, makes left slip clamp splice, right slip clamp splice slide to the centre of anchor clamps mounting disc simultaneously, makes the work piece by left slip clamp splice and right slip clamp splice clamp force, is in centering clamp state; therefore, the embodiment of the utility model provides a simple structure, convenient operation realizes that the quick centering of work piece is tight.
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Referring to fig. 1 and 2, a rapid centering fixture 100 for a workpiece includes a fixture mounting plate 120 having a mounting opening 110, a left sliding clamping block 130 and a right sliding clamping block 140 slidably mounted on two sides of the fixture mounting plate 120, respectively, a centering lower locking clamping block 150 disposed between the left sliding clamping block 130 and the right sliding clamping block 140, and two sides of the centering lower locking clamping block 150 are slidably coupled with the left sliding clamping block 130 and the right sliding clamping block 140 in the vertical direction; the centering lower locking clamp block 150 is positioned in the mounting opening of the clamp mounting disc 120, the center lines of the centering lower locking clamp block 150 and the clamp mounting disc 120 are overlapped, and the lower end part of the centering lower locking clamp block 150 is fixedly connected with a hydraulic ejector rod 160 of a hydraulic mechanism (not shown in the figure);
in the present embodiment, the upper end surface 121 of the fixture mounting plate 120 is used for placing a workpiece, preferably, in the present embodiment, the workpiece is a structural member for a cryo-slicer and has a long plate shape, and in other embodiments, the workpiece may be selected to be another plate-shaped workpiece or a workpiece requiring centering processing; a plurality of locking holes 121a for installing and locking workpieces are respectively arranged on two sides of the upper end surface 121 of the clamp installation disc 120; under the up-and-down driving of the hydraulic mandril 160, the left sliding clamping block 130 and the right sliding clamping block 140 slide towards the middle or two sides at the same time, so as to realize the switching of the centering clamping and loosening state of the workpiece;
preferably, in the present embodiment, a mounting groove 122 is provided in the fixture mounting plate 120, slide rails 123 are respectively provided on two sides of the bottom of the mounting groove 122, a left slider portion 130a and a right slider portion 140a are respectively provided at the bottoms of the left sliding clamping block 130 and the right sliding clamping block 140, and the left slider portion 130a and the right slider portion 140a are slidably mounted on the slide rails 123; the left sliding clamping block 130b with an inclined sliding block 170a and the right sliding clamping block 140b with an inclined sliding block 170b are respectively arranged on the left sliding clamping block 130 and the right sliding clamping block 140, and inclined sliding grooves 151a and 151b which are in sliding locking fit connection with the inclined sliding blocks 170a and 170b in the up-down direction are respectively arranged on two sides of the centering lower locking clamping block 150;
preferably, in the present embodiment, the jig mounting plate 120, the left sliding clamp block 130, the right sliding clamp block 140, and the centering lower locking clamp block 150 are formed in an integral structure.
In the specific implementation of this embodiment, when the hydraulic ram 160 is driven downward, the centering lower locking clamp block 150 is driven to move downward, so that the left sliding clamp block 130 and the right sliding clamp block 140 slide toward both sides of the clamp mounting plate 120 at the same time, so that the workpiece is no longer clamped by the clamping force of the left sliding clamp block 130 and the right sliding clamp block 140, and is in a released state, and when the hydraulic ram 160 is driven upward, the centering lower locking clamp block 150 is driven to move upward, so that the left sliding clamp block 130 and the right sliding clamp block 140 slide toward the middle of the clamp mounting plate 120 at the same time, so that the workpiece is clamped by the clamping force of the left sliding clamp block 130 and the right sliding clamp block 140, and is in a centering clamp state; therefore, the embodiment of the utility model provides a simple structure, convenient operation realizes that the quick centering of work piece is tight.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The quick centering clamp for the workpiece is characterized by comprising a clamp mounting disc with a mounting opening, a left sliding clamping block and a right sliding clamping block which are respectively and slidably mounted on two sides of the clamp mounting disc, wherein a centering lower locking clamping block is arranged between the left sliding clamping block and the right sliding clamping block, and two sides of the centering lower locking clamping block are respectively and simultaneously in sliding fit connection with the left sliding clamping block and the right sliding clamping block in the up-down direction; the centering lower locking clamping block is positioned in the mounting opening of the clamp mounting disc, the central lines of the centering lower locking clamping block and the mounting opening of the clamp mounting disc are overlapped, and the lower end part of the centering lower locking clamping block is fixedly connected with a hydraulic ejector rod of a hydraulic mechanism; the upper end surface of the clamp mounting disc is used for placing a workpiece, and the left sliding clamping block and the right sliding clamping block simultaneously slide towards the middle or two sides under the vertical driving of the hydraulic ejector rod, so that the workpiece can be switched between a centering clamping state and a loosening state; the workpiece is a plate-type workpiece.
2. The rapid centering fixture for workpieces according to claim 1, wherein a mounting groove is provided in the fixture mounting plate, slide rails are respectively provided on two sides of the bottom of the mounting groove, a left slide block portion and a right slide block portion are respectively provided on the bottom of the left slide clamping block and the right slide clamping block, and the left slide block portion and the right slide block portion are slidably mounted on the slide rails.
3. The rapid centering fixture for workpieces according to claim 1, wherein the left sliding clamping block and the right sliding clamping block are respectively provided with a left chuck with an inclined slide block and a right chuck with an inclined slide block, and the centering lower locking clamping block is respectively provided with an inclined slide groove on both sides thereof, wherein the inclined slide grooves are connected with the inclined slide blocks in a sliding locking fit manner in the up-down direction.
4. The clamp for rapidly centering a workpiece as claimed in claim 1, wherein a plurality of locking holes for installing and locking the workpiece are respectively formed on both sides of the upper end surface of the clamp mounting plate.
5. The rapid centering fixture for workpieces according to claim 1, wherein the fixture mounting plate, the left sliding clamping block, the right sliding clamping block and the centering lower locking clamping block are of an integrally formed structure.
6. The workpiece rapid centering fixture of claim 1, wherein said workpiece is a structural component for a cryo-microtome.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921149154.1U CN211102738U (en) | 2019-07-22 | 2019-07-22 | Quick centering fixture for workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921149154.1U CN211102738U (en) | 2019-07-22 | 2019-07-22 | Quick centering fixture for workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211102738U true CN211102738U (en) | 2020-07-28 |
Family
ID=71708627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921149154.1U Active CN211102738U (en) | 2019-07-22 | 2019-07-22 | Quick centering fixture for workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211102738U (en) |
-
2019
- 2019-07-22 CN CN201921149154.1U patent/CN211102738U/en active Active
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