CN216326511U - Technological equipment for machining nine holes in hydraulic pump cylinder body - Google Patents
Technological equipment for machining nine holes in hydraulic pump cylinder body Download PDFInfo
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- CN216326511U CN216326511U CN202121714849.7U CN202121714849U CN216326511U CN 216326511 U CN216326511 U CN 216326511U CN 202121714849 U CN202121714849 U CN 202121714849U CN 216326511 U CN216326511 U CN 216326511U
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Abstract
The utility model discloses technological equipment for machining nine holes in a hydraulic pump cylinder body, which comprises a supporting part, a positioning part and a clamping part, wherein the supporting part is fixedly connected with the positioning part; the positioning component comprises a positioning pin and a conical rod seat, the conical rod seat comprises an integrated chassis and a conical pipe positioned in the center of the chassis, and a central through hole is formed in the center of the chassis and the conical pipe at the same time; the supporting component is assembled on the chassis, and positioning holes for installing positioning pins are simultaneously formed in the chassis and the supporting component; the clamping component passes through the central through hole of the taper rod seat. The utility model realizes high-precision and high-quality clamping and realizes the function of changing the model conveniently and quickly.
Description
Technical Field
The utility model relates to the field of machine tool process equipment manufacturing, in particular to process equipment for machining nine holes in a hydraulic pump cylinder body.
Background
Along with the rapid development of the mechanical industry, the demand of cylinder body assemblies used by hydraulic part products is rapidly increased, but at present, the clamps used by the cylinder body assemblies in the machining process mostly adopt manually clamped clamps, the structure of the clamps is not compact enough, the positioning precision is low, and the clamps do not have replaceability. Although the clamping function can be realized, the size and form and position tolerance of the product are extremely unstable. In order to meet the increase of market demand and improve the production efficiency and the machining precision, how to efficiently meet the high-precision clamping of the cylinder body assembly in the production process is an urgent industrial problem.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a technological device for machining nine holes in a hydraulic pump cylinder body, which realizes high-precision and high-quality clamping and realizes the function of changing the model conveniently and quickly.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a hydraulic pump cylinder body nine-hole processing technological device comprises a supporting component, a positioning component and a clamping component;
the positioning component comprises a positioning pin and a conical rod seat, the conical rod seat comprises an integrated chassis and a conical pipe positioned in the center of the chassis, and a central through hole is formed in the center of the chassis and the conical pipe at the same time;
the supporting component is assembled on the chassis, and positioning holes for installing positioning pins are simultaneously formed in the chassis and the supporting component;
the clamping component passes through the central through hole of the taper rod seat.
Further, the supporting part is a supporting disc, and the outer diameter of the supporting disc is consistent with the outer diameter of the cylinder body assembly.
Furthermore, the clamping component comprises a hydraulic oil cylinder, a connecting bolt, a pull rod, a taper sleeve and a nut;
the lower end of the pull rod is connected with a hydraulic rod of the hydraulic oil cylinder through a connecting bolt;
the upper end of the pull rod is provided with a pull rod upper thread section, and the outer wall of the bottom end of the pull rod upper thread section is provided with an outer convex annular table;
the taper sleeve is sleeved outside the pull rod, the outer convex ring boss and the inner convex ring boss at the upper end of the inner wall of the taper sleeve are mutually axially limited, and the outer diameter of the taper sleeve is larger than the aperture of a central hole of the cylinder body assembly;
the nut is arranged on the upper thread section of the pull rod.
Further, the device also comprises a base part, wherein the base part comprises a base and an upper cover;
the base is provided with a space capable of containing a hydraulic oil cylinder, the upper cover is fixedly connected with the upper end of the base, the hydraulic oil cylinder is fixed on the base component, and the base is provided with a positioning mounting hole.
Furthermore, the taper rod seat is fixedly connected with the upper cover below the taper rod seat.
Compared with the prior art, the utility model has the following beneficial effects:
the tool clamp in the prior art manually compresses a workpiece in multiple points, the workload of model changing is large, the efficiency of model changing is low, and the combination of the utility model can realize the model changing of the product only by changing a small number of tool components. The clamp has the advantages of relatively simple structure, convenient operation and high efficiency.
All parts are machined by a machine tool and are matched with the size of a machined workpiece by a small clearance, so that the precision positioning can be realized, and the repeated positioning precision is stabilized within 0.01. The product quality is ensured.
The safety and reliability are high, the cost performance is high, and the processing and the large-scale popularization and use are convenient. The problems of the clamp structure, such as overstaffed, low positioning precision and long mold changing time can be effectively solved.
Drawings
FIG. 1 is an exploded view of a hydraulic pump cylinder nine-hole processing tooling of the present invention;
FIG. 2 is an exploded view of the installation of the nine-hole processing tooling of a hydraulic pump cylinder of the present invention;
FIG. 3 is a schematic view of the combined structure of the supporting member and the positioning member;
fig. 4 is an exploded view of the clamping member.
In the figure: 1-base, 2-upper cover, 3-supporting disc, 4-locating pin, 5-taper rod seat, 6-hydraulic oil cylinder, 7-connecting bolt, 8-pull rod, 9-taper sleeve and 10-nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution:
a hydraulic pump cylinder body nine-hole processing technological device comprises a supporting component, a positioning component and a clamping component;
the positioning component comprises a positioning pin and a conical rod seat, the conical rod seat comprises an integrated chassis and a conical pipe positioned in the center of the chassis, and a central through hole is formed in the center of the chassis and the conical pipe at the same time;
the supporting component is assembled on the chassis, and positioning holes for installing positioning pins are simultaneously formed in the chassis and the supporting component;
the clamping component passes through the central through hole of the taper rod seat.
Further, the supporting part is a supporting disc, and the outer diameter of the supporting disc is consistent with the outer diameter of the cylinder body assembly.
Furthermore, the clamping component comprises a hydraulic oil cylinder, a connecting bolt, a pull rod, a taper sleeve and a nut;
the lower end of the pull rod is connected with a hydraulic rod of the hydraulic oil cylinder through a connecting bolt;
the upper end of the pull rod is provided with a pull rod upper thread section, and the outer wall of the bottom end of the pull rod upper thread section is provided with an outer convex annular table;
the taper sleeve is sleeved outside the pull rod, the outer convex ring boss and the inner convex ring boss at the upper end of the inner wall of the taper sleeve are mutually axially limited, and the outer diameter of the taper sleeve is larger than the aperture of a central hole of the cylinder body assembly;
the nut is arranged on the upper thread section of the pull rod.
Further, the device also comprises a base part, wherein the base part comprises a base and an upper cover;
the base is provided with a space capable of containing a hydraulic oil cylinder, the upper cover is fixedly connected with the upper end of the base, the hydraulic oil cylinder is fixed on the base component, and the base is provided with a positioning mounting hole.
Furthermore, the taper rod seat is fixedly connected with the upper cover below the taper rod seat.
The basic unit comprises base 1, upper cover 2, and base 1 and upper cover 2 are connected the fastening by the bolt, and the primary function is: the connection of the whole clamp and the workbench is realized.
The supporting part is a supporting disc 3, is a framework of the fixture, mainly supports a workpiece cylinder body, a positioning part positioning pin 4 and a taper rod seat 5, and is provided with supporting discs 3 with different sizes for workpiece cylinder body assemblies with different heights, so that the function of quick replacement is conveniently realized.
The positioning component consists of a positioning pin 4 and a taper rod seat 5 and plays a role in positioning the clamp element and the workpiece cylinder body assembly.
The clamping component consists of a hydraulic cylinder 6, a connecting bolt 7, a pull rod 8, a taper sleeve 9 and a nut 10 and mainly plays a role in compressing a workpiece cylinder body assembly. The oil inlet and outlet of the hydraulic oil circuit are connected with the oil inlet and outlet of the upper cover 2, and enter the two oil channels of the hydraulic oil cylinder 6 through the oil channels in the upper cover 2 so as to realize the lifting of the oil cylinder. When the hydraulic oil cylinder descends, the pull rod 8, the nut 10 and the taper sleeve 9 are driven to move downwards, and the taper sleeve 9 deforms due to stress of the structure of the taper sleeve, so that tension is generated on the workpiece cylinder body, and the clamping function of the workpiece cylinder body is realized; when the oil cylinder ascends, the pull rod 8, the nut 10 and the taper sleeve 9 are driven to move downwards, the taper of the taper sleeve 9 retracts due to the structure of the taper sleeve, the stress of the workpiece cylinder body is reduced, and the workpiece cylinder body is loosened.
When the model needs to be changed, the model can be changed only by detaching the fastening nut 10 and changing the taper sleeve 9, the supporting disk 3 and the positioning pin 4 into other models suitable for new product sizes.
The upper cover 2 is connected with the base 1 and is fastened by four bolts to form a base part, and hole sites connected with the hydraulic oil cylinder 6 are reserved on the base part to provide a fixing effect for the hydraulic oil cylinder 6. And after the hydraulic oil cylinder 6 is fixed, the connecting bolt is connected with a piston rod of the hydraulic oil cylinder 6. At the moment, the taper rod seat 5 is placed on the upper cover 2, the positioning boss of the taper rod seat is embedded into the positioning hole of the upper cover, the taper rod seat is matched with the positioning pin to be positioned, and the fastening bolt is tightened. After the basic component is installed, the taper rod seat 5 is placed, the bolt hole and the positioning hole which are connected with the basic component upper cover 2 are reserved on the bottom surface of the taper rod seat 5, and the taper rod seat 5 is fastened and prevented from rotating by matching with the positioning pin and the fastening bolt. At the same time, the tie rod 8 is inserted through the bolt hole of the taper rod seat 5 and connected to the connecting bolt 7. The supporting disc 3 is placed on the upper surface of the base below the conical rod seat 5, the positioning pin 4 corresponding to the supporting disc 3 is installed on the supporting disc 3, the positioning pin is matched for positioning, and the bolt is matched for fastening. At the moment, the cylinder body assembly to be processed is placed on the supporting disc 3, the matched taper sleeve 9 is inserted into the inner hole of the cylinder body assembly and is embedded into the outer ring of the taper rod seat 5, the platform above the taper rod seat is made to fall on the step boss of the taper rod seat 5, and meanwhile, the nut 10 is tightened and tightened to finish clamping.
Due to the adoption of a split structure, the supporting disc 3, the positioning pin 4 and the taper sleeve 9 can be quickly replaced according to the height and the size of different cylinder body products and the size of an inner hole so as to meet the clamping requirement, and other parts can be replaced without replacing a clamp, so that the clamp is fixed and repeatedly used, and the time cost for manually replacing the clamp is saved. And all parts are matched and processed by a machine tool and are matched with the size of a processed workpiece by a small clearance, so that the precision positioning can be realized, and the repeated positioning precision is stabilized within 0.002 mm. The alignment difficulty of the clamp is greatly reduced, and the time for changing the mold is saved. Has popularization significance in actual production.
All parts and parts which are not discussed in the present application and the connection mode of all parts and parts in the present application belong to the known technology in the technical field, and are not described again. Such as welding, threaded connections, etc.
In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The technological equipment for machining the nine holes in the hydraulic pump cylinder body is characterized by comprising a supporting component, a positioning component and a clamping component;
the positioning component comprises a positioning pin and a conical rod seat, the conical rod seat comprises an integrated chassis and a conical pipe positioned in the center of the chassis, and a central through hole is formed in the center of the chassis and the conical pipe at the same time;
the supporting component is assembled on the chassis, and positioning holes for installing positioning pins are simultaneously formed in the chassis and the supporting component;
the clamping component passes through the central through hole of the taper rod seat.
2. The processing equipment for nine holes in a hydraulic pump cylinder according to claim 1, wherein the supporting part is a supporting plate, and the outer diameter of the supporting plate is consistent with the outer diameter of the cylinder assembly.
3. The technological equipment for machining nine holes in a hydraulic pump cylinder body according to claim 1 or 2, wherein the clamping component comprises a hydraulic oil cylinder, a connecting bolt, a pull rod, a taper sleeve and a nut;
the lower end of the pull rod is connected with a hydraulic rod of the hydraulic oil cylinder through a connecting bolt;
the upper end of the pull rod is provided with a pull rod upper thread section, and the outer wall of the bottom end of the pull rod upper thread section is provided with an outer convex annular table;
the taper sleeve is sleeved outside the pull rod, the outer convex ring boss and the inner convex ring boss at the upper end of the inner wall of the taper sleeve are mutually axially limited, and the outer diameter of the taper sleeve is larger than the aperture of a central hole of the cylinder body assembly;
the nut is arranged on the upper thread section of the pull rod.
4. The technological equipment for machining nine holes in hydraulic pump cylinder according to claim 3, further comprising a base part, wherein the base part comprises a base and an upper cover;
the base is provided with a space capable of containing a hydraulic oil cylinder, the upper cover is fixedly connected with the upper end of the base, the hydraulic oil cylinder is fixed on the base component, and the base is provided with a positioning mounting hole.
5. The technological equipment for machining the nine holes in the hydraulic pump cylinder body according to claim 4, wherein the taper rod seat is fixedly connected with an upper cover below the taper rod seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121714849.7U CN216326511U (en) | 2021-07-27 | 2021-07-27 | Technological equipment for machining nine holes in hydraulic pump cylinder body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121714849.7U CN216326511U (en) | 2021-07-27 | 2021-07-27 | Technological equipment for machining nine holes in hydraulic pump cylinder body |
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| Publication Number | Publication Date |
|---|---|
| CN216326511U true CN216326511U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121714849.7U Active CN216326511U (en) | 2021-07-27 | 2021-07-27 | Technological equipment for machining nine holes in hydraulic pump cylinder body |
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| CN (1) | CN216326511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116766056A (en) * | 2023-08-11 | 2023-09-19 | 无锡市海峰海林精密轴承有限公司 | Grinding clamp for swing rod bearing inner ring and use method thereof |
-
2021
- 2021-07-27 CN CN202121714849.7U patent/CN216326511U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116766056A (en) * | 2023-08-11 | 2023-09-19 | 无锡市海峰海林精密轴承有限公司 | Grinding clamp for swing rod bearing inner ring and use method thereof |
| CN116766056B (en) * | 2023-08-11 | 2024-05-07 | 无锡市海峰海林精密轴承有限公司 | Grinding clamp for swing rod bearing inner ring and use method thereof |
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