CN209954274U - CNC multi-piece automatic clamping tool - Google Patents
CNC multi-piece automatic clamping tool Download PDFInfo
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- CN209954274U CN209954274U CN201920557958.9U CN201920557958U CN209954274U CN 209954274 U CN209954274 U CN 209954274U CN 201920557958 U CN201920557958 U CN 201920557958U CN 209954274 U CN209954274 U CN 209954274U
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Abstract
The utility model discloses a many self-holding frocks of CNC, include: the base, at least two sets of universal fixture carriers have been arranged on the base, the centre gripping that a plurality of work pieces can be realized to the work piece locating plate has been arranged on the universal fixture carrier, the universal fixture carrier includes hinge pneumatic means, the fixed plate, swing joint board and guiding mechanism, hinge pneumatic means links to each other with guiding mechanism, the fixed plate passes through guiding mechanism and links to each other with the swing joint board, the work piece locating plate is fixed on the swing joint board, treat that the centre gripping work piece carries out the clamping location through the work piece locating plate, compress tightly fixed plate and swing joint board through hinge pneumatic means, drive the compressing tightly to the work piece locating plate simultaneously, realize many quick. In this way, the utility model discloses many self-holding frocks of CNC can solve many products and add the problem of product clamping man-hour in the CNC course of working simultaneously, press from both sides tightly and the auto-lock through pneumatic hinge mode, and a mould is many, and convenient operation has improved production efficiency.
Description
Technical Field
The utility model relates to an aluminum alloy cell tray technical field especially relates to a many self-holding frocks of CNC.
Background
With the vigorous advancement of China manufacturing 2025, the field of intelligent manufacturing engineering also focuses on the goals of reducing the operation cost, shortening the production period of products, reducing the defective product rate, comprehensively realizing intellectualization and the like.
In the CNC machining process, the existing clamping mode and the existing assembling and disassembling need manual operation or can only be used for single-piece clamping operation, and the production efficiency is low.
For example, the traditional flat-jaw mechanical locking is relatively complicated to operate, only one product can be clamped at a time, a person needs to look at the machine under the condition of production beat which is fast and efficient, and the production efficiency is low.
In addition, a customized tool can be adopted, the customized tool is clamped by virtue of pneumatic clamping, the operation is superior to that of a vice, but only one product can be clamped at a time, and the production efficiency is not obviously improved; in addition, the clamping can still be not tight in the process under the condition of high-speed machine or large tool consumption, which causes the bad production of tool vibration or unstable dimension of the product; in addition, the customized tool is not shared and only can be specially used, so that the development cost is increased, and once a single product stops production, the tool is discarded, and the operation cost loss is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a many self-holding of CNC frock, can solve many products and add the problem of product clamping man-hour simultaneously in the CNC course of working, press from both sides tightly and the auto-lock through pneumatic hinge mode, can the rational selection station number according to the size and the handling capacity of work piece, a mould is many, and convenient operation has improved production efficiency.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a many self-holding frocks of CNC, includes: the fixture comprises a base, at least two groups of universal fixture carriers are arranged on the base, workpiece positioning plates are arranged on the universal fixture carriers to realize the clamping of a plurality of workpieces,
the universal fixture carrier comprises a hinge pneumatic mechanism, a fixed plate, a movable connecting plate and a guide mechanism, the hinge pneumatic mechanism is connected with a push rod, the push rod acts on the movable connecting plate, a workpiece positioning plate is fixed on the movable connecting plate, a workpiece to be clamped is clamped and positioned by the workpiece positioning plate,
the hinge pneumatic mechanism compresses the driving push rod to compress the movable connecting plate, and simultaneously drives the workpiece positioning plate to compress, so that a plurality of workpieces to be clamped can be rapidly clamped.
In a preferred embodiment of the present invention, the workpiece positioning plate is fixed to the movable connection plate of the universal chuck carrier by means of bolts and pins.
In a preferred embodiment of the present invention, each of the universal jig carriers includes a first fixing plate and a second fixing plate, and the swing link plate has a plurality of and is uniformly distributed between the first fixing plate and the second fixing plate.
In a preferred embodiment of the present invention, the guiding mechanism comprises a push rod penetrating through the first fixing plate and two guide pillars penetrating through the plurality of swing joint plates, and the push rod pushes the plurality of swing joint plates to the second fixing plate to compress tightly.
In a preferred embodiment of the present invention, the hinge pneumatic mechanism comprises a first fixing seat, a second fixing seat, a first connecting plate, a second connecting plate, an I-joint and a cylinder;
first fixing base and second fixing base locking are on the base, and the one end and the first fixing base of second connecting plate are connected, and the other end passes through the jump ring and links to each other with I joint and first connecting plate, and first connecting plate passes through the connecting pin and forms hinged joint with the push rod, and the cylinder connects pneumatic connection with I.
In a preferred embodiment of the present invention, the pushing rod is driven by the pneumatic hinge mechanism to move in parallel, and the workpiece positioning plate is driven by the plurality of movable connecting plates to move in the same direction until the workpiece to be clamped is clamped.
In a preferred embodiment of the present invention, the hinge pneumatic mechanism further comprises a return spring, the return spring is located on the movable connection plate and elastically connected to the workpiece positioning plate, and the workpiece positioning plate is automatically opened through the return spring after the air cylinder is released, so as to achieve the purpose of picking and placing the workpiece.
In a preferred embodiment of the present invention, the number of workpieces that can be held on the universal fixture carrier is 4, 8, 16 or 32.
The utility model has the advantages that: the utility model discloses many self-holding frocks of CNC have solved many products in the CNC course of working and have add the problem of product clamping man-hour simultaneously, press from both sides tightly and from both sides the auto-lock through pneumatic hinge mode, can rationally select the station number according to the size and the handling capacity of work piece, and a mould is many, and convenient operation has improved production efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic diagram of a preferred embodiment of a prior art CNC machining process using a universal vise for mechanical clamping;
FIG. 2 is a schematic diagram of a preferred embodiment of a prior art CNC machining process using custom pneumatic clamps for clamping;
FIG. 3 is a schematic structural view of a preferred embodiment of a universal fixture carrier in the CNC multi-piece automatic clamping tool of the present invention;
FIG. 4 is a schematic structural view of a preferred embodiment of a CNC multi-piece auto-clamping tool clamping state of the present invention;
FIG. 5 is a schematic structural view of a preferred embodiment of a pneumatic hinge mechanism in the CNC multi-piece auto-clamping tool of the present invention;
FIG. 6 is a top view of FIG. 4;
FIG. 7 is a view from the A-A direction of FIG. 6;
FIG. 8 is an enlarged view of B of FIG. 7;
the parts in the drawings are numbered as follows: 100. the clamp comprises a base 200, a universal clamp carrier 201, a first fixing plate 202, a second fixing plate 203, a movable connecting plate 204, a workpiece positioning plate 205, a bolt 206, a pin 300, a hinge pneumatic mechanism 301, a connecting pin 302, a clamp spring 303, an I joint 304, a first connecting plate 305, a second connecting plate 306, a first fixing seat 307, a second fixing seat 308, a cylinder 309, a reset spring 400, a guide mechanism 401, a guide pillar 402, a push rod 500 and a workpiece to be clamped.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent 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 belong to the protection scope of the present invention.
Referring to fig. 1 to 8, an embodiment of the present invention includes:
a CNC multi-piece automatic clamping tool comprises: the clamp comprises a base 100, wherein at least two groups of universal clamp carriers 200 are arranged on the base 100, and a workpiece positioning plate 204 is arranged on each universal clamp carrier 200 to clamp a plurality of workpieces.
According to the size and the processing amount of the workpiece, the number of stations can be reasonably selected, and conventionally, one die can be selected to clamp 4 pieces or 8 pieces, and 16 pieces or 32 pieces or more.
The universal fixture carrier 200 comprises a hinge pneumatic mechanism 300, a fixing plate, a movable connecting plate 203 and a guide mechanism 400, the hinge pneumatic mechanism 300 is connected with the guide mechanism 400, the fixing plate is connected with the movable connecting plate 203 through the guide mechanism 400, a workpiece positioning plate 204 is locked and fixed on the movable connecting plate 203 of the universal fixture carrier 200 through a bolt 205 and a pin 206, and a workpiece 500 to be clamped is clamped and positioned through the workpiece positioning plate 204.
The hinge pneumatic mechanism 300 compresses the movable connecting plate 201, and simultaneously drives the workpiece positioning plate 203 to compress, so that a plurality of workpieces 500 to be clamped can be rapidly clamped.
Specifically, each of the universal clamp carriers 200 includes a first fixing plate 201 and a second fixing plate 202, and the movable connecting plate 201 has a plurality of and is uniformly distributed between the first fixing plate 201 and the second fixing plate 202.
The guiding mechanism 400 includes a push rod 402 penetrating the first fixing plate 201 and two guide posts 401 penetrating the plurality of movable connecting plates 201, and the guide posts 401 sequentially connect the first fixing plate 202, the plurality of movable connecting plates 203 to the second fixing plate 202.
The push rod 402 is driven by the pneumatic hinge mechanism 300 to move in parallel, the acting force of the push rod 402 is applied to the movable connecting plate 203, the push rod 402 is pressed and driven by the pneumatic hinge mechanism 300 and then the movable connecting plate 203 is pressed, and the workpiece positioning plate 204 is driven by the movable connecting plates 203 to move in the same direction until the workpiece 500 to be clamped is clamped.
The hinge pneumatic mechanism 300 comprises a first fixed seat 306, a second fixed seat 307, a first connecting plate 304, a second connecting plate 305, an I joint 303 and an air cylinder 308, wherein the first fixed seat 306 and the second fixed seat 307 are locked on the base 100, one end of the second connecting plate 305 is connected with the first fixed seat 306, the other end of the second connecting plate 305 is connected with the I joint 303 and the first connecting plate 304 through a snap spring 302, the first connecting plate 304 is hinged with a push rod 402 through a connecting pin 301, and the air cylinder 308 is pneumatically connected with the I joint 303.
The hinge pneumatic mechanism 300 further comprises a return spring 309, the return spring 309 is located on the movable connecting plate 201 and elastically connected with the workpiece positioning plate 204, and the workpiece positioning plate 204 is automatically opened through the return spring 309 after the air cylinder 308 releases force, so that the workpiece is taken and placed.
Through the self-locking linking mode of the hinge, a plurality of workpieces can be clamped quickly, the traditional vice can be replaced for clamping, and a great deal of defects caused by insufficient air pressure clamping force of the traditional special clamp can be avoided.
In addition, the mechanism such as an electromagnetic valve, a mechanical arm and the like can be matched with the CNC machine tool for communication connection, so that unmanned operation is realized, and the mechanism is integrated into an automatic production line.
The utility model discloses the tight process of opening of pressing from both sides of many self-holding frocks of CNC is:
starting the air cylinder 308, transmitting power to the first connecting plate 304 through the I joint 303 and pushing the push rod 402 to move forward to drive the movable connecting plate 203 to push towards the direction of the second fixing plate 202, and driving the workpiece positioning plates 204 to move in the same direction by the plurality of movable connecting plates 203 to clamp the workpiece;
after the air cylinder 308 releases the force, the workpiece positioning plate is automatically opened 309 through a return spring, and the workpiece is taken and placed.
The utility model discloses many self-holding frocks of CNC's beneficial effect is:
the problem of product clamping when a plurality of products are simultaneously machined in the CNC machining process is solved, the products are clamped and self-locked in a pneumatic hinge mode, and a plurality of defects caused by insufficient air pressure clamping force of a traditional special clamp are avoided;
the number of stations can be reasonably selected according to the size and the machining amount of the workpiece, one die can be used for multiple operations, the operation is convenient, and the production efficiency is improved.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (8)
1. The utility model provides a many self-holding frocks of CNC which characterized in that includes: the fixture comprises a base, at least two groups of universal fixture carriers are arranged on the base, workpiece positioning plates are arranged on the universal fixture carriers to realize the clamping of a plurality of workpieces,
the universal fixture carrier comprises a hinge pneumatic mechanism, a fixed plate, a movable connecting plate and a guide mechanism, the hinge pneumatic mechanism is connected with the guide mechanism, the fixed plate is connected with the movable connecting plate through the guide mechanism, a workpiece positioning plate is fixed on the movable connecting plate, a workpiece to be clamped is clamped and positioned through the workpiece positioning plate,
the fixed plate and the movable connecting plate are compressed through the hinge pneumatic mechanism, and meanwhile, the workpiece positioning plate is driven to be compressed, so that a plurality of workpieces to be clamped can be rapidly clamped.
2. The CNC multi-piece automatic clamping tool as recited in claim 1, wherein the workpiece positioning plate is locked and fixed on the movable connecting plate of the universal fixture carrier by bolts and pins.
3. The CNC multi-piece automatic clamping tool as recited in claim 1, wherein each universal fixture carrier comprises a first fixing plate and a second fixing plate, and the movable connecting plate has a plurality and is uniformly distributed between the first fixing plate and the second fixing plate.
4. The CNC multi-piece automatic clamping tool of claim 3, wherein the guiding mechanism comprises a push rod penetrating through the first fixing plate and two guide pillars penetrating through the plurality of movable connecting plates, the guide pillars sequentially connect the first fixing plate, the plurality of movable connecting plates to the second fixing plate, the hinge pneumatic mechanism is connected with the push rod, the push rod acts on the movable connecting plates, and the push rod pushes the plurality of movable connecting plates to the second fixing plate to be compressed.
5. The CNC multi-piece automatic clamping tool of claim 4, wherein the hinge pneumatic mechanism comprises a first fixed seat, a second fixed seat, a first connecting plate, a second connecting plate, an I-joint and a cylinder,
first fixing base and second fixing base locking are on the base, and the one end and the first fixing base of second connecting plate are connected, and the other end passes through the jump ring and links to each other with I joint and first connecting plate, and first connecting plate passes through the connecting pin and forms hinged joint with the push rod, and the cylinder connects pneumatic connection with I.
6. The CNC multi-piece automatic clamping tool of claim 5, wherein the push rod is driven by a pneumatic hinge mechanism to move in parallel, and the workpiece positioning plates are driven by a plurality of movable connecting plates to move in the same direction until a workpiece to be clamped is clamped.
7. The CNC multi-piece automatic clamping tool of claim 5, wherein the hinge pneumatic mechanism further comprises a return spring, the return spring is located on the movable connecting plate and elastically connected with the workpiece positioning plate, and the workpiece positioning plate is automatically opened through the return spring after the air cylinder releases force, so that the workpiece is taken and placed.
8. The CNC multi-piece automatic clamping tool of claim 1 wherein the number of the workpieces that can be clamped on the universal fixture carrier is 4, 8, 16 or 32.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920557958.9U CN209954274U (en) | 2019-04-23 | 2019-04-23 | CNC multi-piece automatic clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920557958.9U CN209954274U (en) | 2019-04-23 | 2019-04-23 | CNC multi-piece automatic clamping tool |
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| CN209954274U true CN209954274U (en) | 2020-01-17 |
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| CN201920557958.9U Active CN209954274U (en) | 2019-04-23 | 2019-04-23 | CNC multi-piece automatic clamping tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110181308A (en) * | 2019-04-23 | 2019-08-30 | 纽维科精密制造江苏有限公司 | CNC more than one piece Automatic-clamping tooling |
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2019
- 2019-04-23 CN CN201920557958.9U patent/CN209954274U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110181308A (en) * | 2019-04-23 | 2019-08-30 | 纽维科精密制造江苏有限公司 | CNC more than one piece Automatic-clamping tooling |
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