CN209887164U - Mistake proofing hydraulically operated fixture - Google Patents
Mistake proofing hydraulically operated fixture Download PDFInfo
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- CN209887164U CN209887164U CN201920367613.7U CN201920367613U CN209887164U CN 209887164 U CN209887164 U CN 209887164U CN 201920367613 U CN201920367613 U CN 201920367613U CN 209887164 U CN209887164 U CN 209887164U
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- support seat
- control system
- supporting seat
- clamping
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Abstract
The utility model relates to the technical field of clamp devices, and discloses a mistake-proofing hydraulic clamp, which comprises a base, a PLC control system, a support seat and a clamping device, wherein the PLC control system, the support seat and the clamping device are respectively arranged on the base, the support seat is used for placing a workpiece, the clamping device comprises a clamping mechanism, a floating support mechanism and a switch valve which are respectively arranged on the support seat, the floating support mechanism comprises a porous support seat, an oil cylinder and a switch valve, the PLC control system comprises a pressure gauge which is electrically connected with the PLC control system, the porous support seat is provided with a through hole, the support seat is provided with a channel, one end of the channel is connected with the through hole, the other end of the channel is connected with the pressure gauge, and the clamping state of a product can be effectively and accurately identified in time through a mistake-proofing mode of combining, the probability of damage to the tool and equipment is reduced.
Description
Technical Field
The utility model relates to a fixture technical field especially relates to a mistake proofing hydraulically operated fixture.
Background
At present, common numerically-controlled machine tool machining fixtures are roughly divided into three major categories: the manual clamp, the pneumatic clamp and the hydraulic clamp are not only used for processing the clamp, but also can be used for avoiding that a clamp switch valve is not closed due to the deviation of manual installation or negligence, and under the condition that the clamp switch valve is not found, a cutter is scrapped and the clamp is damaged due to the fact that equipment is started.
Disclosure of Invention
Based on this, the utility model aims at providing a mistake proofing hydraulically operated fixture, this mistake proofing hydraulically operated fixture can avoid human error effectively, stops bad production.
The technical scheme of the utility model is that:
an error-proof hydraulic clamp comprises a base, a PLC control system, a supporting seat and a clamping device, wherein the PLC control system, the supporting seat and the clamping device are respectively arranged on the base, the clamping device comprises a clamping mechanism, a floating supporting mechanism and a switch valve which are respectively arranged on the supporting seat, the floating supporting mechanism comprises a porous supporting seat and an oil cylinder, the PLC control system comprises a pressure meter which is electrically connected with the PLC control system, the porous supporting seat is provided with a through hole, the supporting seat is provided with a channel, one end of the channel is connected with the through hole, the other end of the channel is connected with the pressure meter, the switch valve is opened, the clamping mechanism clamps a workpiece, then the floating supporting mechanism props against the workpiece, as the supporting seat is provided with the channel, one end of the channel is connected with the through hole, the other end of the, the workpiece positioning surface is tightly attached to the supporting seat with the hole, the through hole is blocked, and the pressure gauge displays that the pressure is a negative value; when the workpiece is inclined, a certain gap exists between the workpiece and the porous supporting seat, the through hole leaks air, the pressure displayed by the pressure gauge is increased, the PLC control system receives an output signal of the pressure gauge, and when the output signal of the pressure gauge is a negative value, the pressure gauge enters a starting state to start machining; when the output signal of the pressure gauge is a positive value, the pressure gauge enters a self-locking state and cannot start processing, and human errors can be effectively avoided and bad production is avoided through the clamping device.
Preferably, the floating support mechanism comprises a first floating support seat and a second floating support seat, the first floating support seat is arranged in the middle of the support seat, and the second floating support seat is respectively arranged around the support seat. The present embodiment includes the following advantages: the workpiece positioning surface can be tightly attached to the supporting seat with holes through the first floating supporting seat and the second floating supporting seat, so that the product is prevented from being deformed, the stress is balanced, and the detection accuracy is ensured.
Preferably, the clamping mechanism comprises a first clamping jaw and a second clamping jaw, the first clamping jaw is arranged on the periphery of the workpiece, and the second clamping jaw is arranged on the inner periphery of the workpiece. The present embodiment includes the following advantages: the periphery of the workpiece is clamped by the first clamping jaw, the inner periphery of the workpiece is clamped by the second clamping jaw, the workpiece is firmly clamped on the supporting seat, deviation is avoided, and clamping pressure is effectively improved.
Preferably, the clamping device further comprises a positioning pin. The present embodiment includes the following advantages: the positioning pin can prevent the workpiece from loosening in the clamping process.
Preferably, the pressure gauge is a digital display pressure gauge. The present embodiment includes the following advantages: the digital display pressure gauge has high precision and can quickly detect the pressure state.
To sum up, the utility model discloses a mistake proofing hydraulically operated fixture, include the base and set up the PLC control system on the base respectively, a supporting seat and a clamping device for placing the work piece, through the mistake proofing mode that porose supporting seat and manometer combined together, can avoid the anchor clamps face to have the aluminium bits, cause the product surface to crush and scrap, reduce the rejection rate of product, in time discover the processing state of last process product, avoid processing extravagant, improve the qualification rate of product, stop because of the artificial error dress inclined to one side product or do not close the anchor clamps ooff valve, lead to cutter and equipment to damage, reduce the emergence of incident, and then improve the production efficiency and the qualification rate of product, reduce the probability that cutter and equipment damaged.
Drawings
Fig. 1 is a schematic structural view of a mistake proofing hydraulic clamp according to an embodiment of the present invention;
description of reference numerals:
100. the clamping mechanism comprises a base, 110, a supporting seat, 120, a clamping mechanism, 121, a first clamping claw, 122, a second clamping claw, 130, a floating supporting mechanism, 131, a support seat with a hole, 132, a first floating supporting seat, 133, a second floating supporting seat, 140 and an on-off valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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, 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, a mistake proofing hydraulic clamp according to a preferred embodiment of the present invention includes a base 100, a PLC control system, a support base 110 for placing a workpiece, and a clamping device, which are respectively disposed on the base 100, the clamping device includes a clamping mechanism 120, a floating support mechanism 130, and a switch valve 140, which are respectively disposed on the support base 110, the floating support mechanism 130 includes a perforated support base 131 and an oil cylinder, the PLC control system includes a pressure gauge electrically connected to the PLC control system, the perforated support base 131 is provided with a through hole, the support base 110 is provided with a channel, one end of the channel is connected to the through hole, the other end of the channel is connected to the pressure gauge, the switch valve 140 is opened, the clamping mechanism 120 clamps the workpiece, and then the floating support mechanism 130 supports the workpiece, since the support base 110 is provided with the channel, one end of the channel is connected to, the other end of the channel is connected with a pressure gauge, when the workpiece is correctly placed in place, the workpiece positioning surface is tightly attached to the porous supporting seat 131, the through hole is blocked, and the pressure gauge displays that the pressure is a negative value; when the workpiece is inclined, a certain gap exists between the workpiece and the porous supporting seat 131, the through hole leaks air, the pressure displayed by the pressure gauge is increased, the PLC control system receives an output signal of the pressure gauge, and when the output signal of the pressure gauge is a negative value, the pressure gauge enters a starting state to start machining; when the output signal of the pressure gauge is a positive value, the pressure gauge enters a self-locking state and cannot start processing, and human errors can be effectively avoided and bad production is avoided through the clamping device.
In order to make the floating support mechanism 130 jack up the workpiece, the workpiece positioning surface can be tightly attached to the supporting seat 131 with holes, so as to improve the accuracy of detection, in this embodiment, the floating support mechanism 130 includes a first floating support seat 132 and a second floating support seat 133, the first floating support seat 132 is disposed in the middle of the supporting seat 110, and the second floating support seat 133 is disposed around the supporting seat 110 respectively. The workpiece positioning surface can be tightly attached to the supporting seat 131 with holes through the first floating supporting seat 132 and the second floating supporting seat 133, so that the product is prevented from being deformed, the stress is balanced, and the detection accuracy is ensured.
In order to enable the clamping mechanism 120 to tightly clamp the workpiece and avoid deviating from the supporting seat 110, the clamping mechanism 120 in this embodiment includes a first clamping jaw 121 and a second clamping jaw 122, the first clamping jaw 121 is disposed on the outer periphery of the workpiece, and the second clamping jaw 122 is disposed on the inner periphery of the workpiece. The first clamping claw 121 clamps the periphery of the workpiece, and the second clamping claw 122 clamps the inner periphery of the workpiece, so that the workpiece is firmly clamped on the supporting seat 110, deviation is avoided, and clamping pressure is effectively improved.
In order to prevent the workpiece from loosening, the clamping device in the embodiment further comprises a positioning pin. The positioning pin can prevent the workpiece from loosening in the clamping process.
In order to enable the pressure gauge to rapidly detect pressure and change the pressure into an electric signal to be transmitted to the PLC control system, the pressure gauge in the embodiment is a digital display pressure gauge. The digital display pressure gauge has high precision and can quickly detect the pressure state.
To sum up, the utility model discloses a mistake proofing hydraulically operated fixture, include base 100 and set up the PLC control system on base 100 respectively, a supporting seat 110 and a clamping device for placing the work piece, through the mistake proofing mode that porose supporting seat 131 and manometer combined together, can avoid the anchor clamps face to have the aluminium bits, cause the product surface to crush and scrap, reduce the rejection rate of product, in time discover the processing state of last process product, avoid processing extravagant, improve the qualification rate of product, stop adorn inclined to one side product or do not close the anchor clamps ooff valve because of the human error, lead to cutter and equipment to damage, reduce the emergence of incident, and then improve the production efficiency and the qualification rate of product, reduce the probability that cutter and equipment damaged.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the principle of the present invention, and these modifications and variations are also considered as the protection scope of the present invention.
Claims (5)
1. The utility model provides a mistake proofing hydraulically operated fixture, its characterized in that includes the base and sets up PLC control system on the base, is used for placing supporting seat and clamping device of work piece respectively, clamping device is including setting up fixture, the supporting mechanism that floats and the ooff valve on the supporting seat respectively, the supporting mechanism that floats includes porose supporting seat and hydro-cylinder, PLC control system include with PLC control system electric connection's manometer, porose supporting seat is provided with the through-hole, the supporting seat is provided with the passageway, the one end of passageway with the through-hole is connected, the other end of passageway with the manometer is connected.
2. The error-proofing hydraulic clamp according to claim 1, wherein the floating support mechanism comprises a first floating support seat and a second floating support seat, the first floating support seat is disposed at the middle portion of the support seat, and the second floating support seats are respectively disposed at the periphery of the support seat.
3. The error-proofing hydraulic clamp according to claim 1, wherein the clamping mechanism comprises a first clamping jaw and a second clamping jaw, the first clamping jaw is disposed on an outer periphery of a workpiece, and the second clamping jaw is disposed on an inner periphery of the workpiece.
4. The fail-safe hydraulic clamp of any one of claims 1 to 3, wherein the clamping device further comprises a locating pin.
5. The error-proofing hydraulic clamp according to claim 4, wherein the pressure gauge is a digital display pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920367613.7U CN209887164U (en) | 2019-03-21 | 2019-03-21 | Mistake proofing hydraulically operated fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920367613.7U CN209887164U (en) | 2019-03-21 | 2019-03-21 | Mistake proofing hydraulically operated fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209887164U true CN209887164U (en) | 2020-01-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920367613.7U Active CN209887164U (en) | 2019-03-21 | 2019-03-21 | Mistake proofing hydraulically operated fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209887164U (en) |
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2019
- 2019-03-21 CN CN201920367613.7U patent/CN209887164U/en active Active
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