CN115229538B - Double-sided double-positioning tool for cast iron rocker arm seat - Google Patents
Double-sided double-positioning tool for cast iron rocker arm seat Download PDFInfo
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- CN115229538B CN115229538B CN202210956881.9A CN202210956881A CN115229538B CN 115229538 B CN115229538 B CN 115229538B CN 202210956881 A CN202210956881 A CN 202210956881A CN 115229538 B CN115229538 B CN 115229538B
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- positioning
- arm seat
- rocker arm
- double
- base
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a cast iron rocker arm seat double-sided double-positioning tool in the technical field of machining equipment fixture machining, which comprises a base; the notch positioning mechanism is used for positioning two notches on the rocker arm seat; the end face positioning mechanism is used for positioning a flange face on the rocker arm seat; the arc section positioning and pressing mechanism is used for pressing a pressing surface on the rocker arm seat and simultaneously positioning an arc notch section of the rocker arm seat. The beneficial effects of the invention are as follows: can carry out reliable location to the rocking arm seat through terminal surface positioning mechanism, breach positioning mechanism, arc section location hold-down mechanism for the clamping of rocking arm seat is comparatively convenient, and clamping positioning accuracy is higher, compresses tightly the rocking arm seat through cylinder drive briquetting in addition, and can make the second rotate the wheel support tightly to the rocking arm seat in step, has realized the quick clamping to the rocking arm seat like this.
Description
Technical Field
The invention relates to the technical field of machining equipment fixtures, in particular to a cast iron rocker arm seat double-sided double-positioning tool.
Background
Turbochargers are actually air compressors that increase the amount of intake air by compressing the air. The turbine drives a coaxial impeller by utilizing the inertial impulse of exhaust gas discharged by the engine, and the impeller presses and sends air sent by an air filter pipeline to be pressurized into a cylinder. When the rotation speed of the engine is increased, the exhaust gas discharge speed and the rotation speed of the turbine are synchronously increased, more air is compressed by the impeller to enter the cylinder, more fuel can be combusted by increasing the pressure and the density of the air, and the output power of the engine can be increased by correspondingly increasing the fuel quantity and adjusting the rotation speed of the engine.
When the rocker arm seat on the automobile turbine box is processed, the clamp is required to be used for clamping and positioning the rocker arm seat, the existing clamp is mainly limited by a plurality of manual clamps, the manual clamps are simpler in structure, but larger in positioning error, and particularly, the positioning accuracy is lower because the rocker arm seat is in a blank state before being processed, so that the clamp tool capable of generating higher positioning accuracy for the rocker arm seat is required.
In order to solve the above problems, we propose a double-sided double-positioning tool for a cast iron rocker arm seat.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a double-sided double-positioning tool for a cast iron rocker arm seat, aims to solve the technical problems that in the prior art, when a rocker arm seat on an automobile turbine box is processed, a clamp is needed to clamp and position the rocker arm seat, the existing clamp is mainly limited by a plurality of manual clamps, the manual clamps have a simpler structure, but have larger positioning errors, and particularly, the rocker arm seat is in a blank state before being processed, and has lower positioning precision, so that the technical problem of the clamp tool capable of generating higher positioning precision for the rocker arm seat is needed, and the invention provides the following technical scheme that:
the invention provides a double-sided double-positioning tool for a cast iron rocker arm seat, which comprises the following components:
a base;
the notch positioning mechanism is used for positioning two notches on the rocker arm seat;
the end face positioning mechanism is used for positioning a flange face on the rocker arm seat;
the arc section positioning and pressing mechanism is used for pressing a pressing surface on the rocker arm seat and simultaneously positioning an arc notch section of the rocker arm seat.
In the double-sided double-positioning tool for the cast iron rocker arm seat, the notch positioning mechanism comprises the fixing seat arranged on the base, two positioning columns are detachably connected to the fixing seat, and the two positioning columns correspond to the two notches on the rocker arm seat respectively.
In the double-sided double-positioning tool for the cast iron rocker arm seat, the clamping strips are fixedly connected to the positioning columns, the fixing seat is provided with the slots for the clamping strips to be inserted from top to bottom, the fixing seat is provided with the fastening screws in a threaded manner, and the end faces of the fastening screws are abutted against the surfaces of the clamping strips clamped in the slots.
In the double-sided double-positioning tool for the cast iron rocker arm seat, the end face positioning mechanism comprises the end face base plate which is detachably connected to the base.
In the double-sided double-positioning tool for the cast iron rocker arm seat, the arc-shaped section positioning pressing mechanism comprises the L-shaped support arranged on the base, the vertical section of the support is fixedly connected on the base, the horizontal section of the support is fixedly connected at the top of the vertical section, the cylinder is vertically arranged on the horizontal section, the cylinder rod of the cylinder is connected with the connecting rod, the lower end of the connecting rod is fixedly connected with the pressing block, the base is provided with the lug block, the lug block is horizontally penetrated with the sliding rod, the sliding rod can freely slide on the lug block, one end of the sliding rod, facing the notch positioning mechanism, of the sliding rod is provided with the first rotating wheel, the first rotating wheel can be clamped into the arc-shaped notch section, the other end of the sliding rod is rotationally connected with the second rotating wheel, the connecting rod is provided with the connecting plate, one end, far away from the connecting rod, of the connecting plate is provided with the extending column extending downwards, the lower end of the extending column is provided with the inclined plate extending upwards, and the inclined surface on the inclined plate is in rolling contact with the second rotating wheel.
In the double-sided double-positioning tool for the cast iron rocker arm seat, the floating ring is sleeved on the sliding rod, the spring is further sleeved on the sliding rod, and two ends of the spring in the elastic direction respectively elastically abut against the floating ring and the lug.
In the double-sided double-positioning tool for the cast iron rocker arm seat, the fastening pin is arranged on the lug in a penetrating manner, and the waist-shaped groove for inserting the fastening pin is arranged on the outer wall of the sliding rod.
Compared with the prior art, the invention has the beneficial effects that: can carry out reliable location to the rocking arm seat through terminal surface positioning mechanism, breach positioning mechanism, arc section location hold-down mechanism for the clamping of rocking arm seat is comparatively convenient, and clamping positioning accuracy is higher, compresses tightly the rocking arm seat through cylinder drive briquetting in addition, and can make the second rotate the wheel support tightly to the rocking arm seat in step, has realized the quick clamping to the rocking arm seat like this.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of a prior art rocker arm base;
FIG. 2 is a schematic diagram of an assembly structure of a double-sided double-positioning tool for a cast iron rocker arm base;
fig. 3 is a schematic side view of the structure of fig. 2.
In the figure: the device comprises a 1-compression surface, a 2-notch, a 3-arc notch section, a 4-flange surface, a 5-base, a 6-second rotating wheel, a 7-vertical section, an 8-inclined plate, a 9-connecting plate, a 10-horizontal section, an 11-cylinder, a 12-kidney-shaped groove, a 13-floating ring, a 14-spring, a 15-fastening pin, a 16-sliding rod, a 17-end surface pad, a 18-fixed seat, a 19-fastening screw, a 20-clamping strip, a 21-pressing block, a 22-connecting rod, a 23-positioning column, a 24-first rotating wheel, a 25-lug block and a 26-extending column.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Examples
As shown in fig. 1-3, the present embodiment provides a technical solution: the utility model provides a two-sided double-positioning frock of cast iron rocking arm seat, including base 5, breach positioning mechanism, terminal surface positioning mechanism, arc section location hold-down mechanism, breach positioning mechanism is used for carrying out the location to two breaches 2 on the rocking arm seat, specifically, breach positioning mechanism includes the fixing base 18 of locating on the base 5, two reference columns 23 are connected with the fixing base 18 detachably, two reference columns 23 correspond with two breach 2 on the rocking arm seat respectively, furthermore, the rigid coupling has card strip 20 on the reference column 23, the slot that supplies card strip 20 top-down to insert to close is offered on the fixing base 18, the screw thread wears to be equipped with fastening screw 19 on the fixing base 18, the terminal surface butt block of fastening screw 19 is in the surface of card strip 20 in the slot, through taking out card strip 20 from the slot in, can make reference column 23 install card strip 20 in the fixing base 18 through fastening screw 19 in addition, the clamping strip 20 is firmly connected in the slot, the replacement and the maintenance of the positioning column 13 are convenient, the end face positioning mechanism is used for positioning the flange face 4 on the rocker arm seat, the end face positioning mechanism comprises an end face base plate 17 which is detachably connected on the base 5, the end face base plate 17 is particularly connected on the base 5 in a screw mode, in addition, the thickness size model of the end face base plate 17 is adjustable or replaceable, thus being suitable for clamping and positioning of rocker arm seats of different models, the flange face 4 of the rocker arm seat is placed on the end face base plate 17 to position the flange face of the rocker arm seat, simultaneously, two notches on the rocker arm seat are clamped with the two positioning columns, the arc section positioning and pressing mechanism is used for pressing the pressing face 1 on the rocker arm seat, and simultaneously, the arc notch section 3 of the rocker arm seat can be positioned, the arc section positioning and compressing mechanism comprises an L-shaped bracket arranged on a base 5, a vertical section 7 of the bracket is fixedly connected on the base 5, a horizontal section 10 of the bracket is fixedly connected at the top of the vertical section 7, a cylinder 11 is vertically arranged on the horizontal section 10, a connecting rod 22 is connected on a cylinder rod of the cylinder 11, a pressing block 21 is fixedly connected at the lower end of the connecting rod 22, an ear block 25 is arranged on the base 5, a sliding rod 16 horizontally penetrates through the ear block 25, the sliding rod 16 can freely slide on the ear block 25, one end of the sliding rod 16 facing the notch positioning mechanism is provided with a first rotating wheel 24, the first rotating wheel 24 can be clamped into the arc notch section 3, the other end of the sliding rod 16 is rotationally connected with a second rotating wheel 6, a connecting plate 9 is arranged on the connecting rod 22, one end of the connecting plate 9 away from the connecting rod 22 is provided with a downward extending column 26, the lower end of the extending column 26 is provided with an upward inclined plate 8, the inclined plane on the inclined plate 8 is in rolling contact with the second rotating wheel 6, the cylinder rod of the cylinder 11 stretches to drive the connecting rod 22 to move downwards and enable the pressing block 21 to move downwards so as to press the pressing surface 1 of the rocker arm seat, meanwhile, when the connecting rod 22 moves downwards, the second rotating wheel is in rolling contact with the vamp of the inclined plate, and along with the downward movement of the inclined plate, the sliding rod 16 can be driven to move towards the direction of the end surface backing plate, so that the first rotating wheel is clamped into the arc-shaped notch section 3 and can generate transverse abutting force on the rocker arm seat, thus, double-sided double-positioning clamping is generated on the rocker arm seat, in addition, the sliding rod 16 is sleeved with the floating ring 13, the sliding rod 16 is sleeved with the spring 14, two ends of the elastic force direction of the spring 14 respectively elastically abut against the floating ring 13 and the lug block 25, and the elastic abutting force is generated on the floating ring through the spring so that the second rotating wheel can be separated from the arc-shaped notch section, and then make the rocking arm seat can take off from the terminal surface backing plate, make the installation and removal of rocking arm seat comparatively convenient like this, wear to be equipped with the binding pin 15 on the outer piece 25 in addition, be equipped with on the slide bar 16 outer wall and supply binding pin 15 to insert the kidney slot 12 that closes, slide in kidney slot 12 through the binding pin for the slide bar can not produce the rotation, avoids first rotation wheel, second rotation wheel to produce the deflection and influences the tight positioning effect of clamp to the rocking arm seat like this.
Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that the present invention is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. Two-sided double-positioning tooling of cast iron rocking arm seat, its characterized in that includes:
a base (5);
the notch positioning mechanism is used for positioning two notches (2) on the rocker arm seat;
the end face positioning mechanism is used for positioning a flange face (4) on the rocker arm seat;
the arc section positioning and pressing mechanism is used for pressing a pressing surface (1) on the rocker arm seat and simultaneously positioning an arc notch section (3) of the rocker arm seat;
the arc section positioning and compressing mechanism comprises an L-shaped bracket arranged on a base (5), a vertical section (7) of the bracket is fixedly connected on the base (5), a horizontal section (10) of the bracket is fixedly connected at the top of the vertical section (7), an air cylinder (11) is vertically arranged on the horizontal section (10), a connecting rod (22) is connected on an air cylinder rod of the air cylinder (11), a pressing block (21) is fixedly connected at the lower end of the connecting rod (22), an ear block (25) is arranged on the base (5), a sliding rod (16) is horizontally arranged on the ear block (25) in a penetrating manner, a first rotating wheel (24) is arranged at one end of the sliding rod (16) facing the notch positioning mechanism, the first rotating wheel (24) can be clamped into the arc notch section (3), a second rotating wheel (6) is rotatably connected at the other end of the sliding rod (16), a connecting plate (9) is arranged on the air cylinder rod, one end of the connecting plate (9) is far away from a pressing block (21), a second rotating wheel (26) is arranged on the sliding rod (8) and extends upwards, a sliding column (8) is sleeved on the sliding column (8) and extends upwards, the sliding column (26) is connected with the sliding column (8), the sliding rod (16) is further sleeved with a spring (14), two ends of the spring (14) in the elastic direction respectively elastically abut against the floating ring (13) and the ear block (25), the ear block (25) is provided with a fastening pin (15) in a penetrating mode, and the outer wall of the sliding rod (16) is provided with a kidney-shaped groove (12) for the fastening pin (15) to be inserted.
2. A double-sided double-positioning tool for a cast iron rocker arm seat as claimed in claim 1, characterized in that the notch positioning mechanism comprises a fixed seat (18) arranged on the base (5), two positioning columns (23) are detachably connected to the fixed seat (18), and the two positioning columns (23) respectively correspond to the two notches (2) on the rocker arm seat.
3. The double-sided double-positioning tool of the cast iron rocker arm seat according to claim 2, wherein the positioning column (23) is fixedly connected with the clamping strip (20), the fixing seat (18) is provided with a slot for the clamping strip (20) to be inserted from top to bottom, the fixing seat (18) is threaded with a fastening screw (19), and the end face of the fastening screw (19) abuts against the surface of the clamping strip (20) clamped in the slot.
4. A double-sided double-positioning tooling for cast iron rocker arm seats according to claim 1, characterized in that the end-face positioning mechanism comprises an end-face pad (17) removably connected to the base (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210956881.9A CN115229538B (en) | 2022-08-10 | 2022-08-10 | Double-sided double-positioning tool for cast iron rocker arm seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210956881.9A CN115229538B (en) | 2022-08-10 | 2022-08-10 | Double-sided double-positioning tool for cast iron rocker arm seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115229538A CN115229538A (en) | 2022-10-25 |
| CN115229538B true CN115229538B (en) | 2023-08-29 |
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ID=83679762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210956881.9A Active CN115229538B (en) | 2022-08-10 | 2022-08-10 | Double-sided double-positioning tool for cast iron rocker arm seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115229538B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108972043A (en) * | 2018-06-28 | 2018-12-11 | 北京北机机电工业有限责任公司 | A kind of bicylindrical positioning fixture |
| CN210648770U (en) * | 2019-08-20 | 2020-06-02 | 宁波锦越新材料有限公司 | Aluminum bar fixing device of aluminum bar cutting platform |
| CN210849951U (en) * | 2019-10-20 | 2020-06-26 | 重庆拓麦汽车零部件有限公司 | ABS's partial shipment anchor clamps |
| CN112338580A (en) * | 2020-11-05 | 2021-02-09 | 扬州大学 | Variable-diameter three-point centering device |
| CN212858365U (en) * | 2020-08-25 | 2021-04-02 | 无锡市盛禾泰业涡轮增压器有限公司 | Rocker arm welding clamp for turbine shell production |
| CN212918479U (en) * | 2020-08-25 | 2021-04-09 | 无锡市盛禾泰业涡轮增压器有限公司 | Clamp for turbine shell of turbocharger |
| CN215788385U (en) * | 2021-08-10 | 2022-02-11 | 老河口楚鑫铸业有限公司 | Large rocker arm double-sided boring clamp |
| KR102425789B1 (en) * | 2021-03-17 | 2022-07-27 | 권규근 | Workpiece clamping device |
-
2022
- 2022-08-10 CN CN202210956881.9A patent/CN115229538B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108972043A (en) * | 2018-06-28 | 2018-12-11 | 北京北机机电工业有限责任公司 | A kind of bicylindrical positioning fixture |
| CN210648770U (en) * | 2019-08-20 | 2020-06-02 | 宁波锦越新材料有限公司 | Aluminum bar fixing device of aluminum bar cutting platform |
| CN210849951U (en) * | 2019-10-20 | 2020-06-26 | 重庆拓麦汽车零部件有限公司 | ABS's partial shipment anchor clamps |
| CN212858365U (en) * | 2020-08-25 | 2021-04-02 | 无锡市盛禾泰业涡轮增压器有限公司 | Rocker arm welding clamp for turbine shell production |
| CN212918479U (en) * | 2020-08-25 | 2021-04-09 | 无锡市盛禾泰业涡轮增压器有限公司 | Clamp for turbine shell of turbocharger |
| CN112338580A (en) * | 2020-11-05 | 2021-02-09 | 扬州大学 | Variable-diameter three-point centering device |
| KR102425789B1 (en) * | 2021-03-17 | 2022-07-27 | 권규근 | Workpiece clamping device |
| CN215788385U (en) * | 2021-08-10 | 2022-02-11 | 老河口楚鑫铸业有限公司 | Large rocker arm double-sided boring clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115229538A (en) | 2022-10-25 |
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