CN219900095U - Oil cut-off mechanism and cold header - Google Patents
Oil cut-off mechanism and cold header Download PDFInfo
- Publication number
- CN219900095U CN219900095U CN202320462874.3U CN202320462874U CN219900095U CN 219900095 U CN219900095 U CN 219900095U CN 202320462874 U CN202320462874 U CN 202320462874U CN 219900095 U CN219900095 U CN 219900095U
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- oil
- clamping
- injection pipe
- micro switch
- rotationally connected
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- 230000007246 mechanism Effects 0.000 title claims abstract description 46
- 238000002347 injection Methods 0.000 claims abstract description 46
- 239000007924 injection Substances 0.000 claims abstract description 46
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims description 9
- 238000012546 transfer Methods 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 77
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 4
- 239000000047 product Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to the technical field of cold heading machines, and particularly discloses an oil material stop mechanism and a cold heading machine. The oil cut-off mechanism controls the opening and closing of an oil way through a pneumatic valve, triggers a micro switch through the rotation of an oil injection pipe, and controls the opening and closing of the pneumatic valve through the micro switch. When an operator works, the oil injection pipe is rotated upwards, the oil injection pipe is far away from the micro switch, and the micro switch is in an open circuit at the moment, so that the pneumatic valve closes an oil way. When the oil injection pipe needs to inject oil, the oil injection pipe rotates downwards, at the moment, the oil injection pipe triggers the micro switch, and the micro switch controls the pneumatic valve to open the oil way pipeline, so that the oil injection pipe injects oil to lubricate all parts of the cold header. The cold header comprising the oil material stop mechanism has all the advantages.
Description
Technical Field
The utility model relates to the technical field of cold heading machines, in particular to an oil material stop mechanism and a cold heading machine.
Background
In order to ensure that all parts of the cold header can move smoothly and reduce device abrasion in the working process of the cold header, lubricating oil is required to be injected uninterruptedly in the working process of the cold header. But when certain components are being adjusted, fuel injection needs to be stopped. At present, the opening and closing of an oil way are generally controlled through an electromagnetic valve, but the electromagnetic valve is easy to damage. After the electromagnetic valve is used, the oil way support is provided with certain weak current, and operators can easily contact the support to get electric shock when maintaining the oil way support, so that discomfort is caused.
Accordingly, the prior art is still in need of improvement and development.
Disclosure of Invention
The utility model discloses an oil stopping mechanism and a cold header, which are used for solving the problem that a valve is easy to damage when an electromagnetic valve controls an oil way.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an oil shut-off mechanism comprising:
a mounting base;
an oil pump;
the oil injection pipe is rotationally connected to the mounting seat, a pneumatic valve is arranged between the oil pump and the oil injection pipe, and the oil pump is communicated with the oil injection pipe through the pneumatic valve;
the micro switch is arranged on the mounting seat, the oil injection pipe is used for controlling the micro switch to be turned on or off, and the micro switch is used for controlling the pneumatic valve to be turned on or off;
and the controller is respectively and electrically connected with the pneumatic valve and the micro switch.
Preferably, the oil spray pipe is provided with a plurality of nozzles.
The utility model also discloses a cold header, which comprises:
a bed body;
the blanking mechanism is arranged on the lathe bed and used for cutting off bar stocks;
the forming mechanism is arranged on the lathe bed and is used for forming bar stocks;
the material conveying mechanism is arranged on the lathe bed and is used for conveying the bar stock from the blanking mechanism to the forming mechanism; and
such as the oil shutoff mechanism described above.
Preferably, the material transfer mechanism comprises:
a frame;
the swinging plate is arranged at the side of the frame in parallel;
the clamping units are arranged on the swing plate and used for clamping a workpiece;
the two sandwich swing arms are respectively arranged on two sides of the frame, one end of each sandwich swing arm is rotationally connected with the frame, the other end of each sandwich swing arm is rotationally connected with two sides of the swing plate, the frame and the sandwich swing arms form a parallelogram, and the swing plate is used for driving the clamping unit to move left and right.
Preferably, the swing plate is provided with a plurality of mounting holes, and the mounting holes are used for mounting the clamping units.
Preferably, the clamping unit includes:
the arm clamping seat is communicated with the upper part and the lower part to form a first mounting cavity;
the pull rod passes through the first mounting cavity from top to bottom and is used for moving up and down in the first mounting cavity;
the first connecting plate and the second connecting plate, one end of the first connecting plate is rotationally connected with the lower end of the pull rod, and one end of the second connecting plate is rotationally connected with the lower end of the pull rod;
the two connecting rods are spliced on the clamping arm seat; and
the clamping device comprises a first clamping piece and a second clamping piece, wherein one end of the first clamping piece is rotationally connected with one connecting rod, the middle of the first clamping piece is rotationally connected with the other end of the first connecting plate, one end of the second clamping piece is rotationally connected with the other connecting rod, the middle of the second clamping piece is rotationally connected with the other end of the second connecting plate, a gap for clamping a workpiece is reserved between the first clamping piece and the bottom of the second clamping piece, and the pull rod is used for driving the first clamping piece and the second clamping piece to clamp the workpiece through up-and-down motion.
Preferably, a notch is provided on the first clamping member.
Compared with the prior art, the utility model has the beneficial effects that:
according to the oil cut-off mechanism provided by the utility model, the micro switch is triggered through the oil injection pipe so as to control the switching oil way of the pneumatic valve, and when the oil injection pipe rotates downwards, the micro switch is triggered, and the pneumatic valve opens the oil way to perform oil injection. When the oil injection pipe moves upwards, the micro switch is not triggered to form an open circuit, the pneumatic valve closes the oil way, and the oil injection pipe is erected at the moment, so that the normal operation of overhauling staff is not hindered.
The utility model also discloses a cold header, which has all the advantages.
Drawings
FIG. 1 is a schematic view of an oil cut-off mechanism according to an embodiment of the present utility model in a first state and with an enlarged partial structure;
FIG. 2 is a schematic diagram of a second state of an oil cut-off mechanism and an enlarged partial structure thereof according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of an oil shutoff mechanism and a material conveying mechanism according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a material conveying mechanism according to an embodiment of the present utility model;
FIG. 5 is an exploded view of a clamping unit according to an embodiment of the present utility model;
FIG. 6 is a cross-sectional view of a clamping unit according to an embodiment of the utility model;
fig. 7 is a schematic structural diagram of a first clamping member and a second clamping member according to an embodiment of the utility model.
Description of main reference numerals: the device comprises a 10-oil material stopping mechanism, a 11-mounting seat, a 111-bayonet, a 12-oil pump, a 13-oil injection pipe, a 131-nozzle, a 14-micro switch, a 15-pneumatic valve, a 16-controller, a 20-material conveying mechanism, a 21-rack, a 22-swinging plate, a 221-mounting hole, a 23-clamping unit, a 231-clamping arm seat, a 2311-first mounting cavity, a 232-pull rod, a 233-first connecting plate, a 234-second connecting plate, a 235-connecting rod, a 236-first clamping piece, a 2361-notch, a 237-second clamping piece and a 24-sandwich swinging arm.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the terms "mounted," "configured," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the terms "first," "second," and the like, are used primarily to distinguish between different devices, elements, or components (the particular species and configurations may be the same or different), and are not used to indicate or imply the relative importance and number of devices, elements, or components indicated. Unless otherwise indicated, the meaning of "a plurality" is two or more.
The technical scheme of the utility model will be further described with reference to the examples and the accompanying drawings.
Examples
When the machine is overhauled, oil injection needs to be stopped. In general, an electromagnetic valve is usually connected to the oil path pipe, the opening and closing of the oil path is controlled by the electromagnetic valve, and the electromagnetic valve is usually connected with weak current which can leak electricity so that the oil path pipe is electrified. And the oil spray pipe of the oil way pipeline is close to a maintainer, and when the oil spray pipe carries weak current, the maintainer can be stimulated by the weak current when touching the oil spray pipe by mistake, so that the operator is uncomfortable.
The present utility model thus provides an oil shutoff mechanism 10 that controls the opening and closing of an oil passage through a pneumatic valve 15, and that activates a micro switch 14 by rotation of an oil injection pipe 13, and that controls the opening and closing of the pneumatic valve 15 through the micro switch 14. When an operator works, the oil injection pipe 13 is rotated upwards, the oil injection pipe 13 is far away from the micro switch 14, and at the moment, the micro switch 14 is opened, so that the pneumatic valve 15 closes an oil way. When the oil injection pipe 13 needs oil injection, the oil injection pipe 13 is rotated downwards, at the moment, the oil injection pipe 13 triggers the micro switch 14, and the micro switch 14 controls the pneumatic valve 15 to open an oil way pipeline, so that the oil injection pipe 13 injects oil to lubricate all parts of the cold header.
Specifically, referring to fig. 1, the oil cut-off mechanism 10 includes a mounting seat 11, an oil injection pipe 13 is rotatably connected to the mounting seat 11, one end of the oil injection pipe 13 is closed, and the other end is connected to a pneumatic valve 15. A pneumatic valve 15 is provided between the injection pipe 13 and the oil pump 12, the pneumatic valve 15 being used to control the oil pump 12 of the oil pump 12 into the injection pipe 13. The mounting seat 11 is also provided with a micro switch 14, and the micro switch 14 is used for controlling the opening and closing of the pneumatic valve 15. The micro switch 14 and the pneumatic valve 15 are electrically connected to the controller 16.
Referring to fig. 1 and 2, when the oil injection pipe 13 rotates downward to a horizontal position, the micro switch 14 is triggered, the micro switch 14 controls the pneumatic valve 15 to be opened, at this time, the oil pump 12 pumps oil into the oil injection pipe 13, and the oil injection pipe 13 starts to inject oil to lubricate each part of the cold header. When maintenance is needed, the oil injection pipe 13 is rotated to enable the oil injection pipe 13 to rotate upwards to be in a vertical state, at the moment, the oil injection pipe 13 does not trigger the micro switch 14 any more, the micro switch 14 is in an open circuit, the controller 16 controls the pneumatic valve 15 to be closed, and then the oil injection pipe 13 stops injecting oil. And in combination with fig. 3, the injection pipe 13 is at the avoiding opening position, so that an operator has enough operation space.
In order to allow stable injection of the injection line 13 in the horizontal position, a bayonet 111 is provided on the mounting 11, which bayonet 111 serves for receiving the injection line 13.
Of course, in order to make the oil sprayed from the oil spray pipe 13 be distributed to each position of the cold header, a plurality of nozzles 131 are further disposed on the oil spray pipe 13, and the nozzles 131 are uniformly distributed on the oil spray pipe 13 at intervals.
The utility model also discloses a cold header, and part of the structure of the cold header belongs to a common structure in the existing cold header, so that part of the common structure is not shown in fig. 3, and only the material conveying mechanism 20 and the oil stopping mechanism 10 are shown in fig. 3.
Specifically, the cold header comprises a lathe bed, wherein a cutting mechanism is arranged on the lathe bed and used for cutting a bar to be processed to a required length. The forming mechanism is mounted on the lathe bed and is used for stamping the cut bar stock to a required shape. A material conveying mechanism 20 is arranged between the forming mechanism and the blanking mechanism, the material conveying mechanism 20 is used for conveying the cut-off material at the blanking mechanism to the forming mechanism, the cold header further comprises the oil stopping mechanism 10, and the cold header comprises all the advantages of the oil stopping mechanism 10.
As shown in fig. 4, a material conveying device for a cold header comprises a frame 21, two sandwich swing arms 24 are respectively arranged on two sides of the frame 21, and one end of each sandwich swing arm 24 is rotatably connected with the frame 21. The device also comprises a swinging plate 22 which is arranged beside the frame 21 in parallel, wherein two ends of the swinging plate 22 are respectively and rotatably connected with the other ends of the two sandwich swinging arms 24, a parallelogram is formed among the frame 21, the two sandwich swinging arms 24 and the swinging plate 22, and the swinging plate 22 can move left and right relative to the frame 21 in parallel. The swing plate 22 is provided with a plurality of mounting holes 221 arranged along a straight line. A plurality of clamping units 23 are connected in the installation shell through bolts, and the clamping units 23 are used for clamping the workpiece C. When the swing plate 22 is driven to move left and right by an external driving structure, the clamping unit 23 mounted on the swing plate 22 can move left and right following the swing plate 22, thereby clamping the semi-finished product from one die to the other die, and thus completing the processing of the workpiece C.
When the model of the produced product is changed, after the mould is changed, the locking of the clamping units 23 by the bolts is released, then the number of the selected clamping units 23 is determined again according to the technological requirements of the product to be produced, the clamping units 23 are locked on the swing plate 22 again by the bolts, and the cold header can produce different types of products.
Specifically, referring to fig. 5 to 7, the clamping unit 23 includes a clamping arm seat 231, a first installation cavity 2311 is formed through the clamping arm seat 231 from top to bottom, a pull rod 232 passes through the first installation cavity 2311 from top to bottom, and the pull rod 232 can move up and down within the first installation cavity 2311. The bottom of the pull rod 232 is located below the first installation cavity 2311, a first connection plate 233 and a second connection plate 234 are disposed below the pull rod 232, one end of the first connection plate 233 is rotatably connected with the bottom of the pull rod 232, and one end of the second connection plate 234 is rotatably connected with the bottom of the pull rod 232. The first clamping member 236 and the second clamping member 237 are disposed below the first connecting plate 233 and the second connecting plate 234, and the other end of the first connecting plate 233 is rotatably connected to the middle of the first clamping member 236, and the other end of the second connecting plate 234 is rotatably connected to the middle of the second clamping member 237. The bottom of the arm holder 231 is inserted with a connecting rod 235 and an adjusting rod, one end of the first clamping piece 236 is rotationally connected with the adjusting rod, and one end of the second clamping piece 237 is rotationally connected with the connecting rod 235. The first clamping member 236 and the second clamping member 237 are oppositely arranged, a gap D is formed between the bottoms of the first clamping member 236 and the second clamping member 237, the gap D is used for clamping a workpiece C, and when the pull rod 232 moves up and down, the pull rod 232 drives the first connecting plate 233 and the second connecting plate 234 to move up and down so as to drive the other ends of the first clamping member 236 and the second clamping member 237 to be close to or far away from each other, so that clamping action is realized.
The connecting rod 235 is a round rod, the connecting rod 235 is inserted into the through holes of the clamping arm seat 231 and the first clamping member 236, and the clamping arm seat 231 and the second clamping member 237, the first clamping member 236 and the second clamping member 237 can rotate relative to the connecting rod 235, and one end of the connecting rod 235 is provided with a bump to prevent the connecting rod 235 from slipping out of the through holes.
It should be noted that in one embodiment of the present utility model, the pins connecting the first connecting plate 233 and the first clamping member 236 are not shown, and the pins connecting the second connecting plate 234 and the second clamping member 237 are not shown.
Referring to fig. 7, and in combination with fig. 6, when the pull rod 232 and the first and second connection plates 233 and 234 are connected together, when the pull rod 232 moves upward, the middle of the first and second clamps 236 and 237 move upward, and the bottoms of the first and second clamps 236 and 237 are opened. When the pull rod 232 moves downward, the middle of the first clamp member 236 and the second clamp member 237 move downward, and at this time, the bottoms of the first clamp member 236 and the second clamp member 237 are closed (move closer to each other), and a gap D is provided between the first clamp member 236 and the second clamp member 237.
The first clamping member 236 is provided with a notch 2361, and the notch 2361 is aligned with the second clamping member 237, so that the workpiece C can be better clamped by the provision of the notch 2361.
It will be understood that equivalents and modifications will occur to those skilled in the art based on the present utility model and its spirit, and all such modifications and substitutions are intended to be included within the scope of the present utility model.
Claims (7)
1. The oil stop mechanism, its characterized in that includes:
a mounting base;
an oil pump;
the oil injection pipe is rotationally connected to the mounting seat, a pneumatic valve is arranged between the oil pump and the oil injection pipe, and the oil pump is communicated with the oil injection pipe through the pneumatic valve;
the micro switch is arranged on the mounting seat, the oil injection pipe is used for controlling the micro switch to be turned on or off, and the micro switch is used for controlling the pneumatic valve to be turned on or off;
and the controller is respectively and electrically connected with the pneumatic valve and the micro switch.
2. The oil shutoff mechanism of claim 1, wherein the oil spray bar is provided with a plurality of spray nozzles.
3. A cold header, comprising:
a bed body;
the blanking mechanism is arranged on the lathe bed and used for cutting off bar stocks;
the forming mechanism is arranged on the lathe bed and is used for forming bar stocks;
the material conveying mechanism is arranged on the lathe bed and is used for conveying the bar stock from the blanking mechanism to the forming mechanism; and
the oil shutoff mechanism of claim 1 or 2.
4. A cold header according to claim 3 wherein said material transfer mechanism comprises:
a frame;
the swinging plate is arranged at the side of the frame in parallel;
the clamping units are arranged on the swing plate and used for clamping a workpiece;
the two sandwich swing arms are respectively arranged on two sides of the frame, one end of each sandwich swing arm is rotationally connected with the frame, the other end of each sandwich swing arm is rotationally connected with two sides of the swing plate, the frame and the sandwich swing arms form a parallelogram, and the swing plate is used for driving the clamping unit to move left and right.
5. The cold header of claim 4, wherein the wobble plate is provided with mounting holes for mounting the clamping units.
6. The cold header according to claim 4, wherein the clamping unit comprises:
the arm clamping seat is communicated with the upper part and the lower part to form a first mounting cavity;
the pull rod passes through the first mounting cavity from top to bottom and is used for moving up and down in the first mounting cavity;
the first connecting plate and the second connecting plate, one end of the first connecting plate is rotationally connected with the lower end of the pull rod, and one end of the second connecting plate is rotationally connected with the lower end of the pull rod;
the two connecting rods are spliced on the clamping arm seat; and
the clamping device comprises a first clamping piece and a second clamping piece, wherein one end of the first clamping piece is rotationally connected with one connecting rod, the middle of the first clamping piece is rotationally connected with the other end of the first connecting plate, one end of the second clamping piece is rotationally connected with the other connecting rod, the middle of the second clamping piece is rotationally connected with the other end of the second connecting plate, a gap for clamping a workpiece is reserved between the first clamping piece and the bottom of the second clamping piece, and the pull rod is used for driving the first clamping piece and the second clamping piece to clamp the workpiece through up-and-down motion.
7. The cold header of claim 6, wherein said first clamping member is provided with a notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320462874.3U CN219900095U (en) | 2023-03-10 | 2023-03-10 | Oil cut-off mechanism and cold header |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320462874.3U CN219900095U (en) | 2023-03-10 | 2023-03-10 | Oil cut-off mechanism and cold header |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219900095U true CN219900095U (en) | 2023-10-27 |
Family
ID=88428516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320462874.3U Active CN219900095U (en) | 2023-03-10 | 2023-03-10 | Oil cut-off mechanism and cold header |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219900095U (en) |
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2023
- 2023-03-10 CN CN202320462874.3U patent/CN219900095U/en active Active
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