CN205631489U - Pressure detecting system of manual type connecting rod copper sheathing hydraulic press - Google Patents
Pressure detecting system of manual type connecting rod copper sheathing hydraulic press Download PDFInfo
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- CN205631489U CN205631489U CN201620528203.2U CN201620528203U CN205631489U CN 205631489 U CN205631489 U CN 205631489U CN 201620528203 U CN201620528203 U CN 201620528203U CN 205631489 U CN205631489 U CN 205631489U
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- proximity switch
- relay
- contact
- lower limit
- hydraulic press
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Abstract
The utility model discloses a pressure detecting system of manual type connecting rod copper sheathing hydraulic press, it is including establishing electric contact pressure gauge and the upper and lower limit warning branch road on the hydro -cylinder, and lower limit warning branch road includes the upper limit contact P2 who establishes ties in proper order, relay J2's normally open contact, relay J1's normally open contact and alarm device including the lower limit contact P1 who establishes ties in proper order, relay J2's normally open contact, relay J1's normally open contact and alarm device, upper limit warning branch road, electric contact pressure gauge's pointer drives the movable contact who is used for electrically conductive lower limit contact P1 of connection or upper limit contact P2, be equipped with the proximity switch response piece that corresponds with proximity switch JK2 on the pressure head that piston drove, proximity switch JK2 and relay J2's coil electricity is connected, be equipped with the proximity switch response piece that corresponds with proximity switch JK1 on the handle of hydro -cylinder switching -over valve, proximity switch JK1 and relay J1's coil electricity is connected. The utility model has the advantages that the structure is reliable, action stability good, has improved the work piece qualification rate.
Description
Technical field
This utility model relates to the pressure detecting system of a kind of manual type connecting rod small-end bearing hydraulic press, belongs to pressure sensing arts.
Background technology
At present, defective work when either the most still copper sheathing all can not be pressed into by the copper sheathing forcing press of powered version detects automatically, especially the normal operation of the connecting rod meeting serious harm electromotor of copper sheathing pine excessively.When copper sheathing is pressed into, pressure is excessive and too small is all defective work.If defective work enters next procedure, product quality will be had a strong impact on.
Utility model content
Technical problem to be solved in the utility model is to provide the pressure detecting system of the manual type connecting rod small-end bearing hydraulic press that a kind of structure is reliable, action stability is good.
The technical scheme that this utility model is used is as follows:
The pressure detecting system of a kind of manual type connecting rod small-end bearing hydraulic press, it includes electro connecting pressure gauge, the proximity switch JK being arranged on the oil cylinder of hydraulic press1, proximity switch JK2And warning circuit；The pointer of described electro connecting pressure gauge drives and is used for being conductively connected lower limit contact P1Or upper limit contact P2Armature contact；Described warning circuit includes that upper limit alarm branch road and lower limit warning branch road, described lower limit warning branch road include the lower limit contact P being sequentially connected in series1, relay J2Normally opened contact, relay J1Normally opened contact and alarm device, described upper limit alarm branch road includes the upper limit contact P being sequentially connected in series2, relay J2Normally opened contact, relay J1Normally opened contact and alarm device；Hydraulic press control circuit respective nodes is accessed after described upper limit alarm branch road and lower limit warning branch circuit parallel connection；
The piston movement band dynamic head of described oil cylinder, described pressure head is provided with and described proximity switch JK2Corresponding proximity switch sensor block, described proximity switch JK2And relay J2Coil be conductively connected；It is provided with and described proximity switch JK for controlling the handle of the oil cylinder reversal valve of described oil cylinder1Corresponding proximity switch sensor block, described proximity switch JK1And relay J1Coil be conductively connected.Further, described alarm device is warning lamp and/or buzzer.
Further, the fuel feed hole of described cylinder upper cavity oil body is provided with the throttle orifice that pore size differs.
Further, the pointer of described electro connecting pressure gauge is provided with adjustable permanent-magnet steel.
The beneficial effects of the utility model are that structure is reliable, action stability good, strong adaptability, can observing and controlling parallel, and install simple, maintenance is little；This utility model improves the detection efficiency of defective copper sheathing, it is to avoid defective work flows into next procedure, improves workpiece qualification rate, it is ensured that product quality, and before eliminating, the operation of manual detection, improves work efficiency.
Accompanying drawing explanation
Fig. 1 is oil channel structures schematic diagram of the present utility model.
Fig. 2 is electric control schematic diagram of the present utility model.
Wherein, 1 electro connecting pressure gauge, 2 oil cylinders, 3 pressure heads, 4 speed regulators, 5 oil cylinder reversal valves, 6 handles, 7 proximity switch sensor blocks, 8 warning circuits.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with Fig. 1-Fig. 2 and specific embodiment, this utility model is carried out clear, complete description.
As depicted in figs. 1 and 2, the present embodiment includes electro connecting pressure gauge 1, the proximity switch JK being arranged on the oil cylinder 2 of hydraulic press1, proximity switch JK2With warning circuit 8；The pointer of described electro connecting pressure gauge 1 drives and is used for being conductively connected lower limit contact P1Or upper limit contact P2Armature contact；Described warning circuit 8 includes that upper limit alarm branch road and lower limit warning branch road, described lower limit warning branch road include the lower limit contact P being sequentially connected in series1, relay J2Normally opened contact, relay J1Normally opened contact and alarm device, described upper limit alarm branch road includes the upper limit contact P being sequentially connected in series2, relay J2Normally opened contact, relay J1Normally opened contact and alarm device；Hydraulic press control circuit respective nodes is accessed after described upper limit alarm branch road and lower limit warning branch circuit parallel connection；
The piston movement band dynamic head 3 of described oil cylinder 2, described pressure head 3 is provided with and described proximity switch JK2Corresponding proximity switch sensor block 7, described proximity switch JK2And relay J2Coil be conductively connected；It is provided with and described proximity switch JK for controlling the handle 6 of the oil cylinder reversal valve 5 of described oil cylinder 21Corresponding proximity switch sensor block 7, described proximity switch JK1And relay J1Coil be conductively connected.Further, described alarm device is warning lamp and/or buzzer.
Further, the fuel feed hole of described oil cylinder 2 upper cavity is provided with the throttle orifice that pore size differs.
Further, the pointer of described electro connecting pressure gauge 1 is provided with adjustable permanent-magnet steel.
The present embodiment structure is reliable, action stability good, strong adaptability, can observing and controlling parallel, and install simple, maintenance is little, can auto-returned reporting to the police after exceeding upper and lower limit, it is to avoid defective work enters next procedure, it is ensured that product quality.
The operation principle of this programme is as follows: first, installs throttle orifice at described oil cylinder 2 epicoele fuel feed hole, slows down and press speed under oil cylinder, in order to carry out pressure detecting；Then electro connecting pressure gauge 1 is installed at the top of oil cylinder 2 be used for detecting and regulate pressure upper and lower limit, as the span of control of certified products.Proximity switch JK1With proximity switch JK2Coordinate relay J1、J2Controlling pressure detecting point and carry out over range warning by the alarm device in warning circuit, physical circuit sees Fig. 2, is warning circuit 8 shown in dotted line frame.
The principle of electro connecting pressure gauge 1 be based on the bourdon tube in measurement system under the pressure effect of measured medium, the end forcing bourdon tube produces the displacement of corresponding elastic deformation one, through the transmission of gear drive and give amplification by pull bar, the instruction (together with contact) on fixed gear indicate on scale by by measured value.Meanwhile, when its instantaneous of (dynamic circuit breaker or dynamic circuit connector) that contact with the contact (upper limit or lower limit) set on pointer, the circuit in control system is caused to be turned off or connect, to reach to automatically control and transmit the purpose of warning.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in previous embodiment still can be modified by it, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of this utility model embodiment technical scheme.
Claims (4)
1. the pressure detecting system of a manual type connecting rod small-end bearing hydraulic press, it is characterised in that: it includes electro connecting pressure gauge (1), the proximity switch JK being arranged on the oil cylinder (2) of hydraulic press1, proximity switch JK2With warning circuit (8)；The pointer of described electro connecting pressure gauge (1) drives and is used for being conductively connected lower limit contact P1Or upper limit contact P2Armature contact；Described warning circuit (8) includes that upper limit alarm branch road and lower limit warning branch road, described lower limit warning branch road include the lower limit contact P being sequentially connected in series1, relay J2Normally opened contact, relay J1Normally opened contact and alarm device, described upper limit alarm branch road includes the upper limit contact P being sequentially connected in series2, relay J2Normally opened contact, relay J1Normally opened contact and alarm device；Hydraulic press control circuit respective nodes is accessed after described upper limit alarm branch road and lower limit warning branch circuit parallel connection；
Piston movement band dynamic head (3) of described oil cylinder (2), described pressure head (3) is provided with and described proximity switch JK2Corresponding proximity switch sensor block (7), described proximity switch JK2And relay J2Coil be conductively connected；It is provided with and described proximity switch JK for controlling the handle (6) of the oil cylinder reversal valve (5) of described oil cylinder (2)1Corresponding proximity switch sensor block (7), described proximity switch JK1And relay J1Coil be conductively connected.
The pressure detecting system of a kind of manual type connecting rod small-end bearing hydraulic press the most according to claim 1, it is characterised in that: described alarm device is warning lamp and/or buzzer.
The pressure detecting system of a kind of manual type connecting rod small-end bearing hydraulic press the most according to claim 1, it is characterised in that: on the fuel feed hole of described oil cylinder (2) upper cavity, the throttle orifice that pore size differs is installed.
The pressure detecting system of a kind of manual type connecting rod small-end bearing hydraulic press the most according to claim 1, it is characterised in that: on the pointer of described electro connecting pressure gauge (1), adjustable permanent-magnet steel is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620528203.2U CN205631489U (en) | 2016-06-02 | 2016-06-02 | Pressure detecting system of manual type connecting rod copper sheathing hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620528203.2U CN205631489U (en) | 2016-06-02 | 2016-06-02 | Pressure detecting system of manual type connecting rod copper sheathing hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205631489U true CN205631489U (en) | 2016-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620528203.2U Expired - Fee Related CN205631489U (en) | 2016-06-02 | 2016-06-02 | Pressure detecting system of manual type connecting rod copper sheathing hydraulic press |
Country Status (1)
| Country | Link |
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| CN (1) | CN205631489U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050115A (en) * | 2018-01-22 | 2018-05-18 | 江苏石川岛丰东真空技术有限公司 | A kind of vacuum drying oven charging hydraulic pressure control device and control method |
-
2016
- 2016-06-02 CN CN201620528203.2U patent/CN205631489U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050115A (en) * | 2018-01-22 | 2018-05-18 | 江苏石川岛丰东真空技术有限公司 | A kind of vacuum drying oven charging hydraulic pressure control device and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 Termination date: 20190602 |
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| CF01 | Termination of patent right due to non-payment of annual fee |