CN212600480U - Outer terminal surface of oil sprayer body oil outlet and oil outlet adds clamping apparatus - Google Patents
Outer terminal surface of oil sprayer body oil outlet and oil outlet adds clamping apparatus Download PDFInfo
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- CN212600480U CN212600480U CN202021452390.3U CN202021452390U CN212600480U CN 212600480 U CN212600480 U CN 212600480U CN 202021452390 U CN202021452390 U CN 202021452390U CN 212600480 U CN212600480 U CN 212600480U
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Abstract
The utility model discloses an outer terminal surface of oil sprayer body oil outlet and oil outlet adds clamping apparatus, its characterized in that: the device comprises a bottom plate, a support plate, an inclined plate, a baffle plate, a top pin supporting seat, a pressure plate and a telescopic driving cylinder; the bottom plate is horizontally arranged; the inclined plate is positioned above the bottom plate and is obliquely arranged, and the inclined plate is fixedly connected with the bottom plate through a supporting plate; the included angle b between the inclined plate and the bottom plate and the included angle a between the central line of the oil outlet hole on the oil sprayer body and the central line of the pipe part are complementary angles; the upper surface of the inclined plate is provided with a positioning V groove; the baffle is fixed at the lower end of the inclined plate, a top pin is arranged on the top pin supporting seat, the length directions of the top pin and the positioning V-shaped groove are mutually vertical, and the top end of the top pin is used for contacting with the side wall of an oil outlet boss of an oil injector body; the lower surface of the pressing plate is provided with a pressing groove, and the output end of the telescopic driving cylinder is connected with the pressing plate. The utility model is used for the oil sprayer body fixes a position the clamping when processing outer terminal surface of oil sprayer body oil outlet and oil outlet.
Description
Technical Field
The utility model belongs to the technical field of injector body processing equipment, especially, relate to an outer terminal surface of injector body oil outlet and oil outlet adds clamping apparatus.
Background
The oil injector (or the high-pressure common rail oil injector) mainly comprises an oil injection nozzle and an oil injector body, is a precision device with very high processing precision, and is required to have a large dynamic flow range, strong anti-blocking and anti-pollution capacity and good atomization performance. The fuel injector receives the fuel injection pulse signal sent by the ECU and accurately controls the fuel injection quantity.
The spray characteristics of the fuel injector include atomization particle size, oil mist distribution, oil beam direction, range, diffusion cone angle, and the like. These characteristics are required in diesel combustion systems to achieve complete mixture formation and combustion and to achieve high power and thermal efficiency.
However, the present applicant has devised an injector body for a high pressure common rail injector, as shown in fig. 1-2, the injector body (N) has a pipe portion (N-1), an outlet boss (N-2), etc., and the injector body needs a special jig when the outer end surface (N-21) of the outlet and the outlet (N-22) of the outlet boss (N-2) are machined, because the center line of the outlet (N-22) intersects with the center line of the pipe portion (N-1) and forms an included angle (a).
SUMMERY OF THE UTILITY MODEL
In order to solve one or more defects in the prior art, the utility model provides an outer terminal surface of oil sprayer body oil outlet and oil outlet adds clamping apparatus.
In order to achieve the above object, the utility model provides an outer terminal surface of oil sprayer oil outlet and oil outlet adds clamping apparatus, its characterized in that: the device comprises a bottom plate (1), a support plate (2), an inclined plate (3), a baffle plate (4), a knock pin supporting seat (5), a pressure plate (6) and a telescopic driving cylinder (7);
the bottom plate (1) is horizontally arranged;
the inclined plate (3) is positioned above the bottom plate (1) and is obliquely arranged, and the inclined plate (3) is fixedly connected with the bottom plate (1) through a supporting plate (2);
an included angle b between the inclined plate (3) and the bottom plate (1) and an included angle a between the central line of an oil outlet hole (N-22) on the oil sprayer body (N) and the central line of the pipe part (N-1) are complementary angles;
the upper surface of the inclined plate (3) is provided with a positioning V-shaped groove (3-1), and the positioning V-shaped groove (3-1) is used for inserting and matching the outer side wall of a pipe part (N-1) of the oil injector body (N);
the baffle (4) is fixed at the lower end of the inclined plate (3), the upper surface of the baffle (4) is vertical to the length direction of the positioning V-shaped groove (3-1), and the baffle (4) is used for abutting against the lower end surface of a pipe part (N-1) of the oil injector body (N);
the knock pin supporting seat (5) is fixed on the inclined plate (3), the knock pin (8) is installed on the knock pin supporting seat (5), the knock pin (8) is vertical to the length direction of the positioning V groove (3-1), and the top end of the knock pin (8) is used for contacting with the side wall of an oil outlet boss (N-2) of an oil injector body (N);
the pressure plate (6) is positioned above the inclined plate (3) and is parallel to the inclined plate, a pressure groove (6-1) is arranged on the lower surface of the pressure plate (6), the pressure groove (6-1) corresponds to the positioning V groove (3-1), and the output end of the telescopic driving cylinder (7) is connected with the pressure plate (6).
By adopting the scheme, when the oil injector is clamped, the pipe part (N-1) of the oil injector body (N) is inserted into the positioning V-shaped groove (3-1), the positioning V-shaped groove (3-1) is in tangential contact fit with the outer side wall of the pipe part (N-1) of the oil injector body (N), and the central line of the pipe part (N-1) is positioned; the lower end surface of a pipe part (N-1) of an oil injector body (N) is abutted against the baffle (4) to be in flush contact with the baffle; the top end of the knock pin (8) is contacted with the side wall of an oil outlet boss (N-2) of the oil injector body (N) to limit the rotation and the direction positioning of the oil injector body (N); then the telescopic driving cylinder (7) is started to work and drives the pressing plate (6) to move downwards to press the pipe part (N-1) of the oil sprayer body (N) tightly, so that the oil sprayer body (N) is accurately positioned and firmly clamped and pressed, and meanwhile, the telescopic driving cylinder has the advantages of simplicity in operation, less clamping time and the like; and because the included angle b between the sloping plate (3) and the bottom plate (1) and the included angle a between the central line of the oil outlet hole (N-22) on the oil injector body (N) and the central line of the pipe part (N-1) are complementary angles, after the oil injector body (N) is clamped and fixed, the oil outlet hole (N-22) on the oil injector body (N) can be ensured to be vertical, and the outer end face (N-21) of the oil outlet hole on the oil outlet boss (N-2) on the oil injector body can be ensured to be horizontal, so the outer end face (N-21) of the oil outlet hole on the oil outlet boss (N-2) and the oil outlet hole (N-22) are accurately processed respectively after clamping.
Furthermore, a plurality of positioning V-shaped grooves (3-1) are formed in the upper surface of the inclined plate (3), and the positioning V-shaped grooves (3-1) are distributed side by side in the horizontal direction; the lower surface of the pressing plate (6) is provided with a plurality of pressing grooves (6-1), and the pressing grooves (6-1) are the same in number and correspond to the positioning V grooves (3-1) in position one by one; a plurality of ejector pins (8) are mounted on the ejector pin supporting seat (5), and the ejector pins (8) are the same in number and correspond to the positioning V grooves (3-1) in position one by one. Thus, the pipe parts (N-1) of a plurality of oil injector bodies (N) can be respectively inserted into the positioning V-grooves (3-1) one by one, the baffle (4) simultaneously contacts the lower end surface of the pipe part (N-1) of each oil injector body (N) to realize the same reference surface level positioning, the top pins (8) respectively contact the side wall of the oil outlet boss (N-2) of each oil injector body (N) one by one to limit the rotation and the direction positioning of each oil injector body (N), the pressing grooves (6-1) on the pressing plate (6) respectively press the pipe parts (N-1) of the oil injector bodies (N) one by one when pressing, thereby realizing the positioning and clamping of the oil injector bodies (N) in parallel and parallel, and realizing the same reference surface level positioning because the baffle (4) simultaneously contacts the lower end surface of the pipe part (N-1) of each oil injector body (N), the consistency of the processing depth of the outer end face (N-21) of the oil outlet on the oil outlet boss (N-2) on each oil injector body can be ensured, and meanwhile, the clamping efficiency and the processing efficiency are improved in multiples. In addition, a single telescopic driving cylinder (7) is adopted and the oil injector bodies are simultaneously compressed through the pressing plate (6), so that synchronous compression can be ensured, the control is simpler, and the cost of the clamp is reduced.
Further, the support plates (2) are two and are distributed at intervals; the lower end of the support plate (2) is fixedly connected with the bottom plate (1), and the upper end of the support plate (2) is fixedly connected with the inclined plate (3). The inclined plate (3) is supported by the two support plates (2) and is stressed stably.
Preferably, the telescopic driving cylinder (7) is fixed on the lower side surface of the inclined plate (3), and a push plate (7-1) is fixed on the output end of the telescopic driving cylinder (7); two guide rods (7-2) vertically penetrate through the inclined plate (3), the two guide rods (7-2) are arranged in parallel, one ends of the two guide rods (7-2) are fixedly connected with two ends of the pressing plate (6), and the other ends of the two guide rods (7-2) are fixedly connected with two ends of the pushing plate (7-1). When the oil sprayer works, the telescopic driving cylinder (7) drives the push plate (7-1) to move, the push plate (7-1) drives the two guide rods (7-2) to move in a guiding way on the inclined plate (3), and further drives the pressure plate (6) to move towards the inclined plate (3) to press the oil sprayer body (N) or move away from the inclined plate (3) to loosen the oil sprayer body (N). Because both ends of the pressing plate (6) are stressed simultaneously, the pressing plate (6) can be ensured to be stressed stably and not to be loosened easily when being pressed tightly. Meanwhile, the guide function of the two guide rods (7-2) can ensure that the pressure groove (6-1) corresponds to the positioning V groove (3-1) in position and can ensure accurate compression.
The utility model has the advantages that: the utility model discloses can be used to the oil sprayer body location clamping when processing outer terminal surface of oil sprayer body oil outlet and oil outlet, can realize automatically that this anchor clamps easy operation, loading and unloading are convenient simultaneously, and is with low costs, can improve production efficiency and reduce cost with the accurate location of oil sprayer body and firm clamping compresses tightly.
Drawings
Fig. 1 is a perspective view of an injector body according to the present invention.
Fig. 2 is a perspective view (looking in the other direction) of a fuel injector body according to the present invention.
Fig. 3 is a front view of the clamp of the present invention when it is not clamped.
Fig. 4 is a perspective view of the clamp of the present invention when it is not clamped.
Fig. 5 is a perspective view of the clamp of the present invention when it is not clamped (when viewed in the other direction).
Fig. 6 is a perspective view of the clamp of the present invention in positioning but compressing the injector body.
Fig. 7 is a perspective view of the clamp of the present invention (looking in the other direction) when positioning but compressing the injector body.
Fig. 8 is a front view of the clamp of the present invention when positioning and compressing the injector body.
Fig. 9 is a perspective view of the clamp of the present invention when positioning and compressing the injector body.
Fig. 10 is an enlarged view at a in fig. 9.
Fig. 11 is a perspective view of the clamp of the present invention (when viewed in the other direction) when positioning and compressing the injector body.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
referring to fig. 1-5, an outer end face of an oil outlet of an oil injector body and an oil outlet processing clamp comprise a bottom plate 1, a support plate 2, a sloping plate 3, a baffle plate 4, a top pin supporting seat 5, a pressure plate 6 and a telescopic driving cylinder 7.
The base plate 1 is arranged horizontally.
Preferably, the bottom plate 1 is provided with a plurality of strip-shaped mounting holes for facilitating the installation of the clamp on a machine tool workbench.
The inclined plate 3 is disposed above the base plate 1 and is inclined, and the inclined plate 3 is fixedly connected to the base plate 1 via a support plate 2.
Further, the two support plates 2 are distributed at intervals; the lower end of the support plate 2 is fixedly connected with the bottom plate 1, and the upper end of the support plate 2 is fixedly connected with the inclined plate 3. The inclined plate 3 is supported by the two support plates 2 and is stressed stably.
The included angle b between the inclined plate 3 and the bottom plate 1 and the included angle a between the central line of the oil outlet hole N-22 on the oil injector body N and the central line of the pipe part N-1 are complementary angles.
For example, when the angle a between the center line of the oil outlet hole N-22 of the injector body N and the center line of the pipe portion N-1 is 30 °, the angle b between the swash plate 3 and the bottom plate 1 is 60 ° (see fig. 8).
The upper surface of the inclined plate 3 is provided with a positioning V-shaped groove 3-1, and the positioning V-shaped groove 3-1 is used for inserting and matching the outer side wall of a pipe part N-1 of the oil injector body N.
The baffle 4 is fixed at the lower end of the inclined plate 3, the upper surface of the baffle 4 is vertical to the length direction of the positioning V-shaped groove 3-1, and the baffle 4 is used for abutting against the lower end surface of the pipe part N-1 of the oil injector body N.
The knock pin supporting seat 5 is fixed on the inclined plate 3, the knock pin 8 is installed on the knock pin supporting seat 5, the knock pin 8 is vertical to the length direction of the positioning V groove 3-1, and the top end of the knock pin 8 is used for contacting with the side wall of an oil outlet boss N-2 of the oil injector body N;
the pressure plate 6 is positioned above the inclined plate 3 and is parallel to each other, a pressure groove 6-1 is arranged on the lower surface of the pressure plate 6, the pressure groove 6-1 corresponds to the positioning V groove 3-1, and the output end of the telescopic driving cylinder 7 is connected with the pressure plate 6.
Specifically, the pressing groove 6-1 is a V-shaped groove or an arc-shaped groove.
When the utility model is used for clamping, referring to fig. 6-7, firstly, the pipe part N-1 of the oil sprayer body N is inserted into the positioning V-shaped groove 3-1, the positioning V-shaped groove 3-1 is in tangential contact fit with the outer side wall of the pipe part N-1 of the oil sprayer body N, and the central line of the pipe part N-1 is positioned; the lower end surface of a pipe part N-1 of an oil injector body N is abutted against the baffle 4 to be in flush contact with the baffle; the top end of the top pin 8 is contacted with the side wall of an oil outlet boss N-2 of the oil injector body N to limit the rotation and the direction positioning of the oil injector body N; then the telescopic driving cylinder 7 is started to work and drives the pressing plate 6 to move downwards to press the pipe part N-1 of the oil sprayer body N, so that the oil sprayer body N is accurately positioned and firmly clamped and pressed (see figures 8-11), and the telescopic driving cylinder has the advantages of simple operation, less clamping time and the like; because the included angle b between the inclined plate 3 and the bottom plate 1 and the included angle a between the central line of the oil outlet hole N-22 on the oil injector body N and the central line of the pipe part N-1 are complementary angles (see fig. 8), after the oil injector body N is clamped and fixed, the oil outlet hole N-22 on the oil injector body N can be ensured to be vertical, and the outer end surface N-21 of the oil outlet hole on the oil outlet boss N-2 on the oil injector body can be ensured to be horizontal, so the outer end surface N-21 of the oil outlet hole on the oil outlet boss N-2 and the outer end surface N-22 of the oil outlet hole can be accurately processed respectively after clamping.
Further, referring to fig. 3-5, a plurality of positioning V-grooves 3-1 are arranged on the upper surface of the inclined plate 3, and the positioning V-grooves 3-1 are distributed side by side in the horizontal direction; the lower surface of the pressing plate 6 is provided with a plurality of pressing grooves 6-1, and the pressing grooves 6-1 are the same in number and correspond to the positioning V grooves 3-1 in position one by one; the knock pin support 5 is provided with a plurality of knock pins 8, and the knock pins 8 are in one-to-one correspondence with the positioning V grooves 3-1 in the same number. When clamping, referring to fig. 6-11, the pipe parts N-1 of a plurality of injector bodies N can be inserted into the positioning V-grooves 3-1 one by one, the baffle 4 simultaneously contacts the lower end faces of the pipe parts N-1 of the injector bodies N to realize the same reference plane flush positioning, the knock pins 8 respectively contact the side walls of the oil outlet bosses N-2 of the injector bodies N to limit the rotation and direction positioning of the injector bodies N, the press grooves 6-1 on the press plate 6 respectively press the pipe parts N-1 of the injector bodies N one by one when pressing, thereby realizing the positioning, pressing and clamping of the injector bodies N side by side on the same reference, because the baffle 4 simultaneously contacts the lower end faces of the pipe parts N-1 of the injector bodies N to realize the same reference plane flush positioning, the machining depth consistency of the outer end faces N-21 of the oil outlet on the oil outlet bosses N-2 of the injector bodies N can be ensured, and meanwhile, the clamping efficiency and the machining efficiency are improved in multiples. In addition, a single telescopic driving cylinder 7 is adopted, and the oil injector bodies are simultaneously compressed through the pressing plate 6, so that synchronous compression can be ensured, the control is simpler, and the cost of the clamp is reduced.
Preferably, as can be seen in fig. 3-11, the telescopic driving cylinder 7 is fixed on the lower side surface of the inclined plate 3, and a push plate 7-1 is fixed on the output end of the telescopic driving cylinder 7; two guide rods 7-2 vertically penetrate through the inclined plate 3, the two guide rods 7-2 are arranged in parallel, one ends of the two guide rods 7-2 are fixedly connected with two ends of the pressing plate 6, and the other ends of the two guide rods 7-2 are fixedly connected with two ends of the pushing plate 7-1. When the oil sprayer works, the telescopic driving cylinder 7 drives the push plate 7-1 to move, the push plate 7-1 drives the two guide rods 7-2 to move in the direction of the inclined plate 3, and further drives the pressure plate 6 to move towards the inclined plate 3 to press the oil sprayer body N or depart from the inclined plate 3 to loosen the oil sprayer body N. Because the two ends of the pressing plate 6 are stressed simultaneously, the pressing plate 6 can be stably stressed and is not easy to loosen when being pressed. Meanwhile, the guide action of the two guide rods 7-2 can ensure that the pressure groove 6-1 corresponds to the positioning V groove 3-1 in position and can ensure accurate compression.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (4)
1. The utility model provides an outer terminal surface of injector oil outlet and oil outlet adds clamping apparatus which characterized in that: the device comprises a bottom plate (1), a support plate (2), an inclined plate (3), a baffle plate (4), a knock pin supporting seat (5), a pressure plate (6) and a telescopic driving cylinder (7);
the bottom plate (1) is horizontally arranged;
the inclined plate (3) is positioned above the bottom plate (1) and is obliquely arranged, and the inclined plate (3) is fixedly connected with the bottom plate (1) through a support plate (2);
an included angle b between the inclined plate (3) and the bottom plate (1) and an included angle a between the central line of an oil outlet hole (N-22) on the oil sprayer body (N) and the central line of the pipe part (N-1) are complementary angles;
the upper surface of the inclined plate (3) is provided with a positioning V-shaped groove (3-1), and the positioning V-shaped groove (3-1) is used for inserting and matching the outer side wall of a pipe part (N-1) of the oil injector body (N);
the baffle (4) is fixed at the lower end of the inclined plate (3), the upper surface of the baffle (4) is vertical to the length direction of the positioning V-shaped groove (3-1), and the baffle (4) is used for abutting against the lower end surface of a pipe part (N-1) of the oil injector body (N);
the knock pin supporting seat (5) is fixed on the inclined plate (3), the knock pin (8) is installed on the knock pin supporting seat (5), the knock pin (8) is vertical to the length direction of the positioning V groove (3-1), and the top end of the knock pin (8) is used for contacting with the side wall of an oil outlet boss (N-2) of an oil injector body (N);
the pressure plate (6) is positioned above the inclined plate (3) and is parallel to the inclined plate, a pressure groove (6-1) is arranged on the lower surface of the pressure plate (6), the pressure groove (6-1) corresponds to the positioning V groove (3-1), and the output end of the telescopic driving cylinder (7) is connected with the pressure plate (6).
2. The oil injector body oil outlet outer end face and oil outlet processing clamp as claimed in claim 1, wherein: the upper surface of the inclined plate (3) is provided with a plurality of positioning V-shaped grooves (3-1), and the positioning V-shaped grooves (3-1) are distributed side by side along the horizontal direction;
the lower surface of the pressing plate (6) is provided with a plurality of pressing grooves (6-1), and the pressing grooves (6-1) are the same in number and correspond to the positioning V grooves (3-1) in position one by one;
a plurality of ejector pins (8) are mounted on the ejector pin supporting seat (5), and the ejector pins (8) are the same in number and correspond to the positioning V grooves (3-1) in position one by one.
3. The oil injector body oil outlet outer end face and oil outlet processing clamp according to claim 1 or 2, characterized in that: the two support plates (2) are distributed at intervals;
the lower end of the support plate (2) is fixedly connected with the bottom plate (1), and the upper end of the support plate (2) is fixedly connected with the inclined plate (3).
4. The oil injector body oil outlet outer end face and oil outlet processing clamp according to claim 1 or 2, characterized in that:
the telescopic driving cylinder (7) is fixed on the lower side surface of the inclined plate (3), and a push plate (7-1) is fixed on the output end of the telescopic driving cylinder (7);
two guide rods (7-2) vertically penetrate through the inclined plate (3), one ends of the two guide rods (7-2) are fixedly connected with two ends of the pressing plate (6), and the other ends of the two guide rods (7-2) are fixedly connected with two ends of the pushing plate (7-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021452390.3U CN212600480U (en) | 2020-07-22 | 2020-07-22 | Outer terminal surface of oil sprayer body oil outlet and oil outlet adds clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021452390.3U CN212600480U (en) | 2020-07-22 | 2020-07-22 | Outer terminal surface of oil sprayer body oil outlet and oil outlet adds clamping apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN212600480U true CN212600480U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021452390.3U Active CN212600480U (en) | 2020-07-22 | 2020-07-22 | Outer terminal surface of oil sprayer body oil outlet and oil outlet adds clamping apparatus |
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| CN (1) | CN212600480U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305608A (en) * | 2021-06-10 | 2021-08-27 | 西安航天动力机械有限公司 | Clamping tool for milling certain cylindrical cross parts and batch application |
| CN114055214A (en) * | 2021-12-11 | 2022-02-18 | 西安航天动力机械有限公司 | Multi-station rapid positioning and clamping tool for milling cylindrical crossed workpieces |
| CN114654386A (en) * | 2022-04-14 | 2022-06-24 | 一汽解放汽车有限公司 | Positioning device and machine tool |
-
2020
- 2020-07-22 CN CN202021452390.3U patent/CN212600480U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305608A (en) * | 2021-06-10 | 2021-08-27 | 西安航天动力机械有限公司 | Clamping tool for milling certain cylindrical cross parts and batch application |
| CN114055214A (en) * | 2021-12-11 | 2022-02-18 | 西安航天动力机械有限公司 | Multi-station rapid positioning and clamping tool for milling cylindrical crossed workpieces |
| CN114654386A (en) * | 2022-04-14 | 2022-06-24 | 一汽解放汽车有限公司 | Positioning device and machine tool |
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