CN109702262B - Cutting device for valve rod piece - Google Patents
Cutting device for valve rod piece Download PDFInfo
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- CN109702262B CN109702262B CN201811640835.8A CN201811640835A CN109702262B CN 109702262 B CN109702262 B CN 109702262B CN 201811640835 A CN201811640835 A CN 201811640835A CN 109702262 B CN109702262 B CN 109702262B
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Abstract
The invention relates to the field of valves, and particularly discloses a cutting device for a valve rod piece, which comprises a pressing mechanism, a first material receiving plate and a power mechanism, wherein the pressing mechanism, the first material receiving plate and the power mechanism can drive the first material receiving plate to vertically and horizontally move; the hold-down mechanism is including the clamp plate that can vertically reciprocate and the blowing board that the level set up that from top to bottom set gradually, be equipped with the vertical logical groove that supplies first flitch to pass on the blowing board, it is provided with a plurality of isometric spacing grooves with standard valve rod spare to run through on the upper surface of blowing board, spacing groove and vertical logical groove intercommunication, and the blowing board is close to the side of the both ends mouth of spacing groove and is perpendicular with the axis of spacing groove, fixed mounting has the baffle on one side of blowing board, the port that is close to the spacing groove of clamp plate one side aligns with the inlet pipe, the one end that the inlet pipe was kept away from to the spacing groove offsets. This scheme can carry out cutting process in batches to the valve member that length differs.
Description
Technical Field
The invention belongs to the field of valves, and particularly relates to a cutting device for a valve rod piece.
Background
The intake valve is used for sucking air into the engine to be mixed with fuel for combustion; the exhaust valve is used for discharging the combusted waste gas and dissipating heat; both the intake valve and the exhaust valve are composed of a valve rod and a valve seat, and the valve rod is an essential part in the vehicle engine. The valve rod piece can adopt multiple grinding machines to grind in the course of working, involves polishing and the cutting of terminal surface of valve rod piece side, carries out the reason that the terminal surface was cut to the valve rod piece and lies in, and the rod piece has the unqualified condition of length after the shaping, need carry out micro-cutting.
In the existing valve rod piece machining process, only a single valve rod piece can be clamped, and after the single valve rod piece is clamped, the end face of the valve rod piece is cut, so that the machining efficiency is low.
Disclosure of Invention
The invention aims to provide a cutting device capable of simultaneously carrying out batch cutting processing on valve rods with different lengths.
In order to solve the above problems, the technical scheme of the invention is as follows: the cutting device for the valve rod piece comprises a feeding pipe, a rotary disc type cutting knife, a pressing mechanism, a first material receiving plate and a power mechanism, wherein the pressing mechanism, the first material receiving plate and the power mechanism can drive the first material receiving plate to vertically and horizontally move;
the compressing mechanism comprises a pressing plate and a material discharging plate, the pressing plate is vertically and vertically arranged from top to bottom, the material discharging plate is horizontally arranged, a vertical through groove for the first material receiving plate to penetrate through is formed in the material discharging plate, a plurality of limiting grooves with the same length as a standard valve rod piece penetrate through the upper surface of the material discharging plate, the limiting grooves are communicated with the vertical through groove, the side faces, close to two ports of the limiting grooves, of the material discharging plate are perpendicular to the axis of the limiting grooves, a baffle is fixedly mounted on one side of the material discharging plate, the port, close to one side of the pressing plate, of the limiting groove is aligned with the material inlet pipe, and;
the upper surface of the first material receiving plate is provided with a plurality of first grooves capable of receiving pipe fittings, the cutting knife is installed on the first material receiving plate, the cutting knife can be attached to one side of the material placing plate close to the material inlet pipe, and the cutting edge of the cutting knife is perpendicular to the axis of the limiting groove.
The working principle and the beneficial effects of the invention are as follows:
1. the device is provided with a feeding pipe, a port of a limiting groove close to one side of the pressing plate is aligned with the feeding pipe, one end of the limiting groove far away from the feeding pipe is abutted to the baffle plate, the feeding pipe can convey a valve rod piece to be cut, the valve rod piece conveyed through the feeding pipe can be directly conveyed into the limiting groove, and the valve rod piece to be cut is opposite to the pressing mechanism at the moment and can be pressed and cut on the valve rod piece to be cut; the valve rod piece in the limiting groove can be further limited by the arrangement of the baffle and the pressing plate, and the valve rod piece is conveniently and stably cut.
2. The upper surface of the material discharging plate is provided with a plurality of limiting grooves which are equal in length to the standard valve rod piece in a penetrating mode, then the length of each limiting groove is limited after the valve rod piece is cut, after one end, away from the material inlet pipe, of the valve rod piece to be cut abuts against the baffle, one side, close to the material inlet pipe, of the rotating cutting knife attaching material discharging plate cuts the valve rod piece, and the length of the valve rod piece after cutting can be effectively guaranteed to be qualified.
3. The first material receiving plate can be driven by the power mechanism to vertically move and horizontally move, a vertical through groove for the first material receiving plate to penetrate through is formed in the material placing plate, the material placing plate can vertically move under the driving of the power mechanism and further move towards the direction of the vertical through groove, after the cutting knife is attached to one side, close to the material inlet pipe, of the material placing plate, the first material receiving plate drives the cutting knife to horizontally move, and the rotating cutting knife cuts the valve rod piece; meanwhile, the first material receiving plate continuously moves upwards to enable the first groove to be opposite to the cut valve rod piece, the pressing plate moves upwards to release the cut valve rod piece, and the first material receiving plate continuously moves upwards to receive the first material receiving plate; then the first material receiving plate horizontally moves and moves downwards again, when the first groove is opposite to the other limiting groove again, the other limiting groove receives the valve rod piece on the first groove again, so that the first material receiving plate is separated from the cut valve rod piece, and the valve rod piece at the moment leaves the area of the pressing plate, and the cut valve rod piece is convenient to collect from the limiting groove.
To sum up, this cutting device can treat the valve member of cutting and convey the valve member after the cutting, and adopt first flitch that connects when being close to valve member, the cutting knife can with first flitch follow-up that connects, and then to valve member cutting, clamp plate, baffle and spacing groove homoenergetic during the cutting restrict valve member's cutting length and can carry on spacingly to valve member among the cutting process, guarantee valve member's accurate cutting.
Furthermore, the power mechanism comprises a slide block fixedly installed, a slide rod horizontally arranged, a rotary cylindrical cam and a first sliding unit, wherein the end surface of the cylindrical cam is an inclined surface, and the axis of the cylindrical cam is horizontally arranged; the first sliding unit comprises a first lifting rod and a first cam, the first lifting rod is vertically arranged, the first cam is used for jacking the first lifting rod, one end of the sliding rod abuts against the end face of the cylindrical cam, the other end of the sliding rod sequentially penetrates through the first lifting rod and the sliding block, a return spring which enables the sliding rod to abut against the inclined face of the cylindrical cam is arranged in the sliding block, the return spring is coaxially arranged on the sliding rod, one end of the return spring is fixedly connected with the side wall of the sliding rod, and the other end of the return spring is fixedly connected with the sliding block; the slide bar is in vertical sliding contact with the first lifting rod, the first cam is rotationally arranged, the lower end of the first lifting rod is abutted against the side face of the first cam, and the upper end of the first lifting rod is fixedly connected with the first material receiving plate.
The sliding rod abuts against the end face of the cylindrical cam, and because the end face of the cylindrical cam is an inclined plane, when the horizontal distance between the inclined plane and the sliding block is increased, the return spring is stretched when the sliding rod moves towards the sliding block, and meanwhile, the sliding rod drives the first lifting rod to move towards the sliding block; when the horizontal distance between the inclined plane and the sliding block is reduced, the elastic force of the return spring acts on the sliding rod, the sliding rod slides towards the direction of the cylindrical cam, meanwhile, the sliding rod drives the first lifting rod to return, and the first lifting rod and the first material receiving plate move in the horizontal direction in the process. Meanwhile, the first cam also synchronously rotates, the first lifting rod continuously offsets with a flange of the first cam, the first cam can push the first lifting rod and the first material receiving plate to move upwards, and the first lifting rod and the first material receiving plate automatically move downwards under the action of self gravity when moving downwards, so that the first lifting rod and the first material receiving plate can vertically move. When first cam and cylindrical cam's combined action down, first lifter and first flitch that connects can produce the combined movement of vertical migration and horizontal migration, can let first flitch that connects have the characteristic of horizontal migration simultaneously of vertical migration, are convenient for cut and convey the valve member.
The pipe fitting receiving device comprises a first receiving plate and a second receiving plate, wherein the first receiving plate is horizontally arranged, a plurality of first grooves capable of receiving pipe fittings are formed in the upper surface of the first receiving plate, the second receiving plate can penetrate through the vertical grooves, and the first grooves can be coaxial with the limiting grooves.
After the first material receiving plate moves the cut valve rod piece into the limiting groove, the second material receiving plate can penetrate through the vertical through groove to carry out secondary bearing on the valve rod piece in the limiting groove, and then the valve rod piece is conveyed continuously.
The material receiving plate is characterized by further comprising a second sliding unit, the second sliding unit comprises a second lifting rod and a second cam, the second lifting rod is vertically arranged, the second cam is used for jacking the second lifting rod, the second lifting rod is arranged between the first lifting rod and the sliding block, the sliding rod is in vertical sliding contact with the second lifting rod, the second cam is rotatably arranged, the lower end of the second lifting rod abuts against the side face of the second cam, and the upper end of the second lifting rod is fixedly connected with the second material receiving plate.
The second sliding unit can enable the second material receiving plate to move like the first material receiving plate, and a plurality of second grooves capable of bearing the valve rod pieces are formed in the upper surface of the second material receiving plate, so that the valve rod pieces driven by the first material receiving plate and cut can be borne and conveyed again.
The rotating shaft is coaxially and fixedly arranged at one end of the cylindrical cam, which is close to the sliding rod; the first cam and the second cam are coaxially and fixedly arranged on the rotating shaft.
The power of the rotating shaft rotation comes from the cylindrical cam, the first cam and the second cam are coaxially and fixedly installed on the sliding rod, the structural positions are identical, the motion states of the first material receiving plate and the second material receiving plate are kept synchronous and cannot interfere with each other, and meanwhile, the cutting processing and conveying of the valve rod piece can be circulated.
Furthermore, a plurality of cover grooves capable of covering the limiting grooves are arranged on the lower surface of the pressing plate, and the cover grooves and the limiting grooves are spliced to form an accommodating cavity for accommodating a standard valve rod piece; the pressing mechanism further comprises a vertically arranged spring rod, a rack is fixedly connected to the upper end of the spring rod, and the lower end of the spring rod is fixedly connected to the upper surface of the pressing plate.
The spring rod is controlled, so that the ascending and descending of the pressing plate can be controlled, and the valve rod pieces in each batch can be conveniently compressed after being fed; simultaneously the clamp plate lower surface is equipped with a plurality of lid grooves that can cover the spacing groove for the valve member can be wrapped up in spacing groove and the space that the lid groove lid closed, compares with smooth clamp plate surface, can prevent that clamp plate valve member from being damaged by the pressure or even being crushed by the pressure.
Furthermore, the pressing plate and the first material receiving plate are made of magnetic materials, and the magnetic poles of the lower surface of the pressing plate are the same as the magnetic poles of the upper surface of the first material receiving plate.
The lower surface of the pressing plate and the upper surface of the first material receiving plate are mutually exclusive, and the first material receiving plate rises to penetrate through the material discharging plate, so that the pressing plate which can rise and fall above the material discharging plate can rise, the valve rod piece on the material discharging plate cannot be taken out by the first material receiving plate, and the feasibility of conveying the valve rod piece by the first material receiving plate is ensured; the whole process realizes linkage of ascending material taking of the first material receiving plate and ascending of the pressing plate.
Further, one end, far away from the feeding mechanism, of the discharging plate is connected with a slide rail which inclines downwards, and the bottom of the slide rail is communicated with a collecting frame; the sliding rail is provided with a conveying groove for the second material receiving plate to move up and down or horizontally, and the conveying groove is communicated with the vertical through groove.
Be equipped with the conveying groove on the slide rail, and conveying groove and vertical logical groove intercommunication, the second of being convenient for connects the flitch when conveying the valve member after the cutting, can pass vertical logical groove and conveying groove and place the valve member on the slide rail, because the slide rail slope is downward this moment, can make to connect the valve member that the flitch transported and come by the second to rely on gravity automatic to roll down to accomplish through collecting the frame and collect.
Drawings
Fig. 1 is a schematic structural view of a cutting device for a valve stem according to the present invention in a front view direction;
fig. 2 is a left side view at the first sliding unit of fig. 1;
fig. 3 is a schematic top view of the material discharge plate and the slide rail of fig. 1.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the feeding device comprises a feeding pipe 1, a feeding plate 2, a baffle plate 201, a limiting groove 202, a pressing plate 3, a spring rod 31, a frame 32, a cover groove 33, a cylindrical cam 41, a first cam 42, a sliding block 43, a sliding rod 44, a second cam 45, a return spring 46, a first thin plate 51, a first material receiving plate 52, a first groove 53, a cutting knife 54, a second thin plate 55, a first lifting rod 56, a second material receiving plate 61, a second groove 62, a second lifting rod 63, a sliding rail 7, a collecting frame 71, a valve rod 8 and a motor 9.
The cutting device for the valve rod 8 comprises a pressing mechanism, a first material receiving plate 52 and a power mechanism, wherein the pressing mechanism, the first material receiving plate 52 and the power mechanism can drive the first material receiving plate 52 to vertically and horizontally move, the feeding pipe 1, a second material receiving plate 61 and a rotary disc type cutting knife 54 are arranged from top to bottom, and the embodiments are basically as shown in fig. 1, 2 and 3.
As shown in fig. 1, the pressing mechanism comprises a frame 32, a spring rod 31, a pressing plate 3 capable of vertically moving up and down, and a horizontally arranged discharging plate 2, which are sequentially arranged from top to bottom, wherein the upper end of the spring rod 31 is welded with the frame 32, and the lower end of the spring rod 31 is welded on the upper surface of the pressing plate 3; as shown in fig. 3, a vertical through groove for the first receiving plate 52 to pass through is formed in the material discharging plate 2, eight limiting grooves 202 which are as long as the standard valve rod 8 are arranged on the upper surface of the material discharging plate 2 in a penetrating manner, the limiting grooves 202 are communicated with the vertical through groove, the upper side and the lower side of the material discharging plate 2 are perpendicular to the axis of the limiting grooves 202, a baffle plate 201 is welded on the upper side of the material discharging plate 2, a port on the lower side of the limiting groove 202 is aligned with the feeding pipe 1, and a port on the upper side of the limiting groove 202 abuts against.
As shown in fig. 1, the power mechanism includes a slide block 43 fixedly mounted, a slide rod 44 horizontally arranged, a rotating shaft, a cylindrical cam 41, a motor 9 driving the cylindrical cam 41 to rotate, a first sliding unit and a second sliding unit, wherein the end surface of the right end of the cylindrical cam 41 is an inclined surface, and the axis of the cylindrical cam 41 is horizontally arranged; the first sliding unit includes a first lifting rod 56 vertically disposed, a first cam 42 jacking the first lifting rod 56, and a first thin plate 51 disposed between the first lifting rod 56 and the first cam 42, and the second sliding unit includes a second lifting rod 63 vertically disposed, a second cam 45 jacking the second lifting rod 63, and a second thin plate 55 disposed between the second lifting rod 63 and the second cam 45.
The left end of the sliding rod 44 abuts against the upper side of the right end face of the cylindrical cam 41, the right end of the sliding rod 44 sequentially penetrates through the first lifting rod 56 and the sliding block 43, a return spring 46 which enables the sliding rod 44 to abut against the inclined face of the cylindrical cam 41 is arranged in the sliding block 43, the return spring 46 is coaxially arranged on the sliding rod 44, the left end of the return spring 46 is welded with the side wall of the sliding rod 44, and the right end of the return spring 46 is welded with the sliding block 43; the slide bar 44 is in vertical sliding contact with the first lifter bar 56; the second lift lever 63 is vertically disposed between the first lift lever 56 and the slider 43, and the slide bar 44 is vertically in sliding contact with the second lift lever 63.
The rotating shaft is coaxially welded to the right end surface of the cylindrical cam 41, the first cam 42 and the second cam 45 are both coaxially welded to the rotating shaft, and the flange profile of the first cam 42 and the flange profile of the second cam 45 are coincident as viewed from the side of fig. 1. As shown in fig. 2, the lower end of the first lifting rod 56 is welded to the first thin plate 51, the first thin plate 51 abuts against the side surface of the first cam 42, and the upper end of the first lifting rod 56 is welded to the first material receiving plate 52; the lower end of the second lifting rod 63 is welded with the second thin plate 55, the second thin plate 55 abuts against the side surface of the second cam 45, and the upper end of the second lifting rod 63 is welded with the second material receiving plate 61.
As shown in fig. 1, the first receiving plate 52 and the second receiving plate 61 are both horizontally disposed, the upper surface of the first receiving plate 52 is provided with four first grooves 53 capable of receiving pipe fittings, the upper surface of the second receiving plate 61 is provided with a plurality of second grooves 62 capable of receiving pipe fittings, the second receiving plate 61 can also pass through the vertical through groove, and the second grooves 62 can be coaxial with the limiting groove 202. As shown in fig. 2, the cutting knife 54 is installed on the first receiving plate 52, and the cutting knife 54 can be attached to one side of the discharging plate 2 close to the feeding pipe 1, and the cutting edge of the cutting knife 54 is perpendicular to the axis of the limiting groove 202.
As shown in fig. 1, the lower surface of the pressure plate 3 is provided with a plurality of cover grooves 33 capable of covering the limit grooves 202, and the cover grooves 33 and the limit grooves 202 are spliced to form an accommodating cavity for accommodating the standard valve rod 8; the pressing plate 3 and the first material receiving plate 52 are both made of magnetic materials, and the magnetic poles of the lower surface of the pressing plate 3 are the same as the magnetic poles of the upper surface of the first material receiving plate 52.
As shown in fig. 1 and 3, the far right end of the material discharging plate 2 is connected with a slide rail 7 inclining downwards, and the bottom of the slide rail 7 is communicated with a collecting frame 71; the slide rail 7 is provided with a conveying groove for the second material receiving plate 61 to move up and down or horizontally, and the conveying groove is communicated with the vertical through groove.
When the cutting device for the valve rod 8 in the embodiment is used, the valve rod 8 is firstly conveyed into the four limiting grooves 202 on the left side shown in fig. 1 through the feeding pipe 1, and the valve rod 8 is placed in the manner shown in fig. 3.
The spring rod 31 pushes the pressing plate 3 to move downwards, so that the cover groove 33 on the pressing plate 3 is covered with the limiting groove 202 on the discharging plate 2, the valve rod 8 is wrapped in the cover groove 33 and the limiting groove 202, and the valve rod 8 is completely limited at the moment. At this time, the cylindrical cam 41, the first receiving plate 52 and the second receiving plate 61 are located in the state shown in fig. 1, the first receiving plate 52 and the second receiving plate are located at the lowest position at this time, the horizontal distance between the contact point of the slide rod 44 and the inclined surface of the cylindrical cam 41 and the slide block 43 is the smallest, and the return spring 46 is stretched to the largest state.
Then the motor 9 drives the cylindrical cam 41 to rotate, the horizontal distance between the contact point of the slide rod 44 and the inclined plane of the cylindrical cam 41 and the slide block 43 is gradually increased, the elastic force of the return spring 46 is converted into power for moving the slide rod 44 leftwards, so that the slide rod 44 and the end surface of the cylindrical cam 41 are continuously abutted, and the slide rod 44 drives the first lifting rod 56, the second lifting rod 63, the first thin plate 51, the second thin plate 55, the first material receiving plate 52 and the second material receiving plate 61 to synchronously move leftwards; simultaneously, the first cam 42 and the second cam 45 synchronously rotate, and the first cam 42 jacks the first lifting rod 56, the first thin plate 51 and the first material receiving plate 52; and simultaneously, the second cam 45 lifts the second lifting rod 63, the second thin plate 55 and the second material receiving plate 61, so that the first material receiving plate 52 and the second material receiving plate 61 move leftwards and simultaneously move upwards.
First material receiving plate 52 and second material receiving plate 61 pass through vertical through groove and move to spacing groove 202 side, and cutting knife 54 and first material receiving plate 52 follow-up this moment, treat that cutting knife 54 and blowing board 2 are laminated as the downside that fig. 3 shows, because first material receiving plate 52 drives cutting knife 54 horizontal migration, and then pivoted cutting knife 54 carries out accurate cutting to valve pin 8.
At this time, the first material receiving plate 52 and the second material receiving plate continue to move upwards, and the pressing plate 3 is loosened from the valve rod 8 and moves upwards due to the mutual magnetic repulsion between the lower surface of the pressing plate 3 and the upper surface of the first material receiving plate 52; when the first groove 53 on the first material receiving plate 52 contacts with the valve rod 8 positioned in the limiting groove 202, the first material receiving plate 52 can receive the valve rod 8 after cutting; at this time, the slide rod 44 moves rightwards again to push the first material receiving plate 52 and the second material receiving plate 61 to move rightwards horizontally, the four cut valve rod pieces 8 are opposite to the four limiting grooves 202 on the right side, the first cam 42 and the second cam 45 move downwards again to enable the first material receiving plate 52 and the second material receiving plate 61 to move downwards, and after the first material receiving plate 52 and the second material receiving plate continue to move downwards, the four cut valve rod pieces 8 are placed on the four limiting grooves 202 on the right side.
When the second material receiving plate 61 in the next upward and downward movement cycle moves to the four limiting grooves 202 on the right side, the second groove 62 on the second material receiving plate 61 can receive the four valve rod members 8 on the four limiting grooves 202 on the right side, in the process, when the cut valve rod members 8 are conveyed by the second material receiving plate 61, the cut valve rod members 8 can pass through the vertical through groove and the conveying groove to be placed on the sliding rail 7, at the moment, the sliding rail 7 inclines downwards, so that the valve rod members 8 conveyed by the second material receiving plate 61 can automatically roll down by means of gravity, and collection is completed through the collecting frame 71.
Claims (8)
1. A cutting device for valve rod spare, including the cutting knife of inlet pipe and pivoted disk, its characterized in that: the pressing mechanism, the first material receiving plate and the power mechanism are arranged from top to bottom, and the power mechanism can drive the first material receiving plate to vertically move and horizontally move;
the compressing mechanism comprises a pressing plate and a material discharging plate, the pressing plate can vertically move up and down and the material discharging plate is horizontally arranged, the material discharging plate is provided with a vertical through groove for a first material receiving plate to penetrate through, a plurality of limiting grooves with the same length as a standard valve rod piece penetrate through the upper surface of the material discharging plate, the limiting grooves are communicated with the vertical through groove, the side surfaces, close to two ports of the limiting grooves, of the material discharging plate are perpendicular to the axis of the limiting grooves, a baffle plate is fixedly installed on one side of the material discharging plate, the ports, close to one side of the pressing plate, of the limiting grooves are aligned with the material inlet pipe, and one end, far away;
the first flitch upper surface that connects is equipped with a plurality of first recesses that can hold the pipe fitting, and the cutting knife is installed on first flitch that connects, and the cutting knife can be close to one side laminating of inlet pipe with the blowing board, and the cutting edge of cutting knife is perpendicular with the axis of spacing groove.
2. A cutting device for a valve stem according to claim 1, characterized in that: the power mechanism comprises a sliding block fixedly installed, a sliding rod horizontally arranged, a rotary cylindrical cam and a first sliding unit, wherein the end face of the cylindrical cam is an inclined plane, and the axis of the cylindrical cam is horizontally arranged; the first sliding unit comprises a first lifting rod and a first cam, the first lifting rod is vertically arranged, the first cam is used for jacking the first lifting rod, one end of the sliding rod abuts against the end face of the cylindrical cam, the other end of the sliding rod sequentially penetrates through the first lifting rod and the sliding block, a return spring which enables the sliding rod to abut against the inclined face of the cylindrical cam is arranged in the sliding block, the return spring is coaxially arranged on the sliding rod, one end of the return spring is fixedly connected with the side wall of the sliding rod, and the other end of the return spring is fixedly connected with the sliding block; the slide bar is in vertical sliding contact with the first lifting rod, the first cam is rotationally arranged, the lower end of the first lifting rod is abutted against the side face of the first cam, and the upper end of the first lifting rod is fixedly connected with the first material receiving plate.
3. A cutting device for a valve stem according to claim 2, characterized in that: the pipe fitting receiving device is characterized by further comprising a second receiving plate, wherein the second receiving plate is horizontally arranged, a plurality of second grooves capable of receiving pipe fittings are formed in the upper surface of the second receiving plate, the second receiving plate can penetrate through the vertical through groove, and the second grooves can be coaxial with the limiting groove.
4. A cutting device for a valve stem according to claim 3, characterized in that: the sliding device is characterized by further comprising a second sliding unit, the second sliding unit comprises a second lifting rod and a second cam, the second lifting rod is vertically arranged, the second cam is used for jacking the second lifting rod, the second lifting rod is arranged between the first lifting rod and the sliding block, the sliding rod is in vertical sliding contact with the second lifting rod, the second cam is rotatably arranged, the lower end of the second lifting rod abuts against the side face of the second cam, and the upper end of the second lifting rod is fixedly connected with the second material receiving plate.
5. A cutting device for valve stems according to claim 4, characterized in that: the rotating shaft is coaxially and fixedly arranged at one end of the cylindrical cam, which is close to the sliding rod; the first cam and the second cam are coaxially and fixedly arranged on the rotating shaft.
6. A cutting device for a valve stem according to claim 1, characterized in that: the lower surface of the pressure plate is provided with a plurality of cover grooves capable of covering the limiting grooves, and the cover grooves and the limiting grooves are spliced to form an accommodating cavity for accommodating a standard valve rod piece; the pressing mechanism further comprises a vertically arranged spring rod, a rack is fixedly connected to the upper end of the spring rod, and the lower end of the spring rod is fixedly connected to the upper surface of the pressing plate.
7. A cutting device for a valve stem according to claim 6, characterized in that: the pressing plate and the first material receiving plate are made of magnetic materials, and the magnetic poles of the lower surface of the pressing plate are the same as the magnetic poles of the upper surface of the first material receiving plate.
8. A cutting device for valve stems according to claim 5, wherein: one end of the material discharging plate, which is far away from the feeding mechanism, is connected with a slide rail which inclines downwards, and the bottom of the slide rail is communicated with a collecting frame; the sliding rail is provided with a conveying groove for the second material receiving plate to move up and down or horizontally, and the conveying groove is communicated with the vertical through groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811640835.8A CN109702262B (en) | 2018-12-29 | 2018-12-29 | Cutting device for valve rod piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811640835.8A CN109702262B (en) | 2018-12-29 | 2018-12-29 | Cutting device for valve rod piece |
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| Publication Number | Publication Date |
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| CN109702262A CN109702262A (en) | 2019-05-03 |
| CN109702262B true CN109702262B (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811640835.8A Active CN109702262B (en) | 2018-12-29 | 2018-12-29 | Cutting device for valve rod piece |
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| CN (1) | CN109702262B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112108698A (en) * | 2020-09-16 | 2020-12-22 | 沈卫明 | Automatic fixed flitch just prevents plate shearing machine of fish tail |
| CN112850226B (en) * | 2021-02-23 | 2022-11-04 | 芜湖祥威机械科技有限公司 | Automatic loading device suitable for roll shaft production and application method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2291126A1 (en) * | 1974-11-13 | 1976-06-11 | Secim | Transport of bench drawn rods to cut off machine - involves collection of rods until sufficient arc present for single operation of cut off machine |
| CN203380956U (en) * | 2013-06-27 | 2014-01-08 | 安庆晨旺木业有限公司 | Multi-piece cutting machine |
| CN104668586B (en) * | 2015-01-25 | 2020-04-10 | 沧州瑞泰石油机械有限公司 | Novel automatic feeding device of numerical control lathe |
| CN205032795U (en) * | 2015-10-13 | 2016-02-17 | 陈琪琪 | Automatic cutting device for steel tubes |
| CN107962225A (en) * | 2017-11-23 | 2018-04-27 | 四川精通机械科技有限公司 | A kind of automatic gas cutting machine for pipe fitting cutting |
| CN108098060A (en) * | 2018-02-02 | 2018-06-01 | 成都科启新力科技有限公司 | A kind of cutter device of structural metal pipe |
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2018
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| CN109702262A (en) | 2019-05-03 |
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