CN212095317U - Engine bearing cap adds clamping apparatus frock - Google Patents
Engine bearing cap adds clamping apparatus frock Download PDFInfo
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- CN212095317U CN212095317U CN201922432859.0U CN201922432859U CN212095317U CN 212095317 U CN212095317 U CN 212095317U CN 201922432859 U CN201922432859 U CN 201922432859U CN 212095317 U CN212095317 U CN 212095317U
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- 238000003825 pressing Methods 0.000 claims description 49
- 238000003754 machining Methods 0.000 claims description 21
- 230000007704 transition Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000005457 optimization Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an engine bearing cap processing fixture tool, which comprises a flange plate and a fixed disk, a clamping frame is fixedly arranged between the flange plate and the fixed disk, a plurality of positioning clamping positions for clamping the bearing cap are arranged on the clamping frame, the clamping frame is fixedly connected on a machine tool main shaft through the flange plate, the main shaft rotates to drive the clamping frame to rotate together with the bearing cap, a cutter turns along the radial feeding direction of the main shaft, a plurality of workpieces are processed simultaneously by one-time feeding, and the processing of both sides of a product can be completed, the utility model can realize one-time clamping, the turning processing is respectively carried out on the two side surfaces of the bearing cap, the processing precision is high, the rejection rate is reduced, the processing cost can be greatly reduced, the production efficiency is improved, the workpieces can be conveniently taken and placed on the positioning clamping positions, the clamping time can be greatly reduced, the use is convenient, the manufacturing and assembling are convenient, no slot is needed, the manufacturing cost can be greatly reduced, and the economic benefit of an enterprise is improved.
Description
Technical Field
The utility model relates to a bearing cap anchor clamps frock, specific theory relates to one kind and is adapted to press from both sides tightly the engine bearing cap, convenient processing, and the machining precision is high, and overall structure is simple, the engine bearing cap adds the anchor clamps frock of convenient manufacturing, belongs to the mechanical manufacturing technical field.
Background
The existing bearing cover has an integral structure as shown in fig. 1-2, the appearance of the bearing cover is complex, the requirement on installation accuracy is high, a corresponding tool clamp needs to be manufactured for processing, a traditional processing mode is that a processing center or a numerical control milling machine and a tool are adopted for single-side processing, and the bearing cover has the defects that the tool clamp can only clamp one piece at a time, single-side processing is realized, the replacement of a cutter takes labor, the labor intensity is high, the cost is high, the production efficiency is low and the like.
In order to solve the problem, a bearing cover clamping tool appears on the market, and the tool is as follows: 201720774135.2 discloses a many processing frock clamps of bearing cap, including the frock dish, evenly be provided with a plurality of tight positioner that press from both sides the dress work piece along the circumferencial direction on the frock dish, the frock dish passes through ring flange fixed connection on the lathe main shaft, and the main shaft rotates and drives the frock dish and rotate simultaneously together with the work piece, and the cutter is along the radial feeding direction turning of main shaft, once feeds the processing of a plurality of work pieces of simultaneous processing just can accomplish the processing of product both sides.
The bearing cap fixture tool can position and clamp a plurality of bearing caps, turn the bearing caps by adopting a machine tool, realize one-time clamping, process two side surfaces of a plurality of workpieces and is convenient to process, but the bearing cap fixture tool has complex integral structure, is inconvenient to manufacture and process and high in manufacturing cost, greatly restricts the economic benefits of enterprises, adopts the clamping and positioning device to clamp the workpieces, places the workpieces in the inner grooves on the clamping and positioning device when positioning and clamping are carried out, is provided with the workpiece openings above the inner grooves, realizes clamping and positioning through the clamping blocks and the bolt fasteners, and places the workpieces in the inner grooves or takes out the workpieces from the inner grooves, because the appearance of the bearing caps is inconvenient to take and place when the bolt fasteners and the clamping blocks clamp the workpieces placed in the inner grooves, the force of the bolt fastener is directly applied to the inner groove to realize clamping after being clamped on the tight positioning device, the clamping force is not easy to control, the workpiece is easy to loosen, the machining efficiency is further greatly reduced, the phenomenon of breaking a cutter is easy to occur when the workpiece is loosened during turning, the danger is improved, and the using effect and the practicability are greatly reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved main technical problem of the utility model is to provide an engine bearing cap adds clamping tool that is adapted to press from both sides tight to engine bearing cap, convenient processing, and the machining precision is high, and overall structure is simple, the convenient engine bearing cap who makes.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides an engine bearing cap adds clamping apparatus frock, includes ring flange and fixed disk, fixedly between ring flange and the fixed disk being provided with presss from both sides the dress frame, press from both sides and be provided with a plurality of location clamp tight positions that are used for pressing from both sides dress bearing cap on the dress frame, press from both sides the dress frame and pass through ring flange fixed connection on the lathe main shaft, the main shaft rotates and drives to press from both sides the dress frame and rotate simultaneously together with the bearing cap, the cutter is along the radial feeding direction turning of main shaft, once feeds the processing of a plurality of work pieces of simultaneous processing and can.
The following is the utility model discloses to above-mentioned technical scheme's further optimization:
the clamping frame comprises a transverse main board and a longitudinal main board, the transverse main board and the longitudinal main board are arranged perpendicularly to each other, and a cross-shaped clamping frame is formed.
Further optimization: the two sides of the transverse main plate and the longitudinal main plate respectively form the positioning and clamping positions.
Further optimization: the both sides of horizontal mainboard and vertical mainboard respectively with ring flange and fixed disk fixed connection, and the whole length of horizontal mainboard and vertical mainboard all is greater than the diameter of ring flange and fixed disk.
Further optimization: and the transverse main plate and the longitudinal main plate are respectively provided with a positioning device for positioning the bearing cover and a clamping device for clamping the bearing cover at the positioning and clamping positions.
Further optimization: the positioning device comprises two positioning blocks, the overall shapes of the positioning blocks are square, and the positioning blocks are symmetrically and fixedly arranged at the included angle between the transverse main plate and the longitudinal main plate.
Further optimization: and two end faces of the positioning block, which are far away from the transverse main plate and the longitudinal main plate, are respectively provided with a positioning face, and an arc transition section is arranged between the two positioning faces.
Further optimization: the clamping device comprises pressing plates which are sequentially arranged on two sides of the transverse main plate and the longitudinal main plate and are located at the positioning and clamping positions, and the pressing plates are used for adjusting the distance between the pressing plates and the transverse main plate and the distance between the pressing plates and the longitudinal main plate through fastening components.
Further optimization: arc surfaces are respectively arranged on two sides of the pressing plate, and the radian of each arc surface is less than or equal to that of the arc-shaped groove in the bearing cover.
Further optimization: the fastening assembly comprises double-threaded screws sequentially arranged on the transverse main plate and the longitudinal main plate, two ends of each double-threaded screw respectively penetrate through the corresponding pressing plate, and the outer ends of the double-threaded screws are in threaded connection with nuts.
The utility model adopts the above technical scheme, in use, will press from both sides dress frame and fixed disk and pass through ring flange fixed connection on the main shaft, then place the bearing cap work piece in proper order in location clamping position department, and fix a position the bearing cap work piece through the locating piece, and press from both sides the bearing cap work piece on horizontal mainboard or vertical mainboard through nut and clamp plate respectively, then make the main shaft rotate and drive the dress frame of clamp and fixed disk rotation, drive the work piece rotation simultaneously, the cutter is along the turning of main shaft radial feed direction, one side of a plurality of work pieces of simultaneous processing is fed, fast dodge the sword after the processing is accomplished, the cutter moves to another terminal surface fast along the axial, again along main shaft radial feed turning, the another side of a plurality of work pieces of simultaneous processing; after the machining is finished, the pressing force of the pressing plate is eliminated by rotating the nut, then the pressing plate rotates 180 degrees, the bearing cover workpiece is conveniently taken down at the positioning clamping position, and the next workpiece clamping machining is carried out.
The above technical scheme is adopted in the utility model, think about ingeniously, it is rational in infrastructure, can realize that the clamping is once, carry out lathe work respectively to the both sides face of bearing cap, and the machining precision is high, reduce the rejection rate, can greatly reduced processing cost, improve production efficiency, and fix a position, press from both sides dress convenient operation, it is big to press from both sides tight dynamics, can prevent that the work piece from droing the skew, can reduce workman intensity of labour greatly, and it is convenient to get the work piece on the tight position of locating clip, the clamping time that can significantly reduce, convenient to use, and overall structure is simple, it is convenient to make the equipment, need not the fluting, but greatly reduced manufacturing cost, the economic.
The present invention will be further explained with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic diagram of an overall structure of a bearing cap of an engine in the prior art;
FIG. 2 is a bottom view of FIG. 1;
fig. 3 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 4 is a perspective view of the overall structure in the embodiment of the present invention;
fig. 5 is a schematic structural view of the positioning and clamping position in the embodiment of the present invention.
In the figure: 1-a flange plate; 2-fixing the disc; 3-transverse main board, 4-longitudinal main board; 5-positioning a block; 51-a positioning surface; 6-pressing a plate; 61-arc surface; 7-a double-ended screw; 8-a nut; 9-a guide pin; 10-a gasket; 11-locating pin.
Detailed Description
Example (b): referring to fig. 1-5, an engine bearing cap machining fixture tool includes a flange plate 1 and a fixed disk 2, a clamping frame is fixedly disposed between the flange plate 1 and the fixed disk 2, a plurality of positioning clamping positions for clamping the bearing cap are disposed on the clamping frame, the clamping frame is fixedly connected to a main shaft of a machine tool through the flange plate 1, the main shaft rotates to drive the clamping frame and the bearing cap to rotate simultaneously, a tool turns in a radial feeding direction of the main shaft, a plurality of workpieces are simultaneously machined by one-time feeding, and machining of two sides of the product can be completed.
The clamping frame comprises a transverse main board 3 and a longitudinal main board 4, wherein the transverse main board 3 and the longitudinal main board 4 are arranged in a mutually perpendicular mode and form a cross-shaped clamping frame.
The two sides of the transverse main plate 3 and the longitudinal main plate 4 respectively form the positioning and clamping positions.
The both sides of horizontal mainboard 3 and vertical mainboard 4 are respectively through bolt and ring flange 1 and fixed disk 2 fixed connection, and the whole length of horizontal mainboard 3 and vertical mainboard 4 all is greater than the diameter of ring flange 1 and fixed disk 2.
Be provided with a plurality of uide pins 9 on the ring flange 1, the one end that ring flange 1 was kept away from to uide pin 9 passes horizontal mainboard 3, vertical mainboard 4 and fixed disk 2 respectively in proper order.
Design like this, can be through 9 convenient fixes a position ring flange 1 and horizontal mainboard 3, vertical mainboard 4 and fixed disk 2 of uide pin to it is integrative to connect it through the bolt, makes overall structure firm, and overall structure is simple, need not the fluting, and convenient the manufacturing, but greatly reduced manufacturing cost improves enterprise economic profit.
And the transverse main plate 3 and the longitudinal main plate 4 are respectively provided with a positioning device for positioning the bearing cover and a clamping device for clamping the bearing cover at the positioning and clamping positions.
The positioning device comprises two positioning blocks 5 for positioning the workpiece, the positioning blocks 5 are square, and the positioning blocks 5 are symmetrically and fixedly installed at the included angle between the transverse main plate 3 and the longitudinal main plate 4 through bolts.
And two end faces of the positioning block 5, which are far away from the transverse main plate 3 and the longitudinal main plate 4, are respectively provided with a positioning face 51 for positioning the bearing cover.
By the design, a bearing cap workpiece to be machined can be placed at the positioning clamping position, the bearing cap workpiece is in contact with the positioning surface 51, and the positioning block 5 is used for positioning the bearing cap workpiece.
The positioning block 5 is provided with an arc transition section between the two positioning surfaces 51, so that the bearing cap workpiece can be conveniently placed at the positioning clamping position, and the bearing cap workpiece can be conveniently taken and placed.
The clamping device comprises pressing plates 6 which are sequentially arranged on two sides of the transverse main plate 3 and the longitudinal main plate 4 and located at the positioning and clamping positions, and the pressing plates 6 are connected with the transverse main plate 3 and the longitudinal main plate 4 through fastening components.
The fastening component can drive the pressing plate 6 to move, and the distance between the pressing plate 6 and the transverse main plate 3 and the distance between the pressing plate and the longitudinal main plate 4 can be changed.
By the design, a bearing cover workpiece to be machined can be placed at the positioning and clamping position, and after the bearing cover workpiece is positioned by the positioning block 5, the pressing plate 6 can be driven by the fastening component to move so as to change the distance between the pressing plate 6 and the transverse main plate 3 and the longitudinal main plate 4; and then the pressure plate 6 can be contacted with the bearing cover at the positioning and clamping position and the bearing cover is clamped on the transverse main plate 3 or the longitudinal main plate 4, so that the bearing cover workpiece to be processed is clamped.
Arc surfaces 61 are respectively arranged on two sides of the pressing plate 6, and the radian of each arc surface 61 is smaller than or equal to that of the arc-shaped groove in the bearing cover.
By the design, the whole lengths of the upper end face and the lower end face of the pressing plate 6 can be different through the arc surface 61, the whole length of the lower end face of the pressing plate 6 is larger than the whole length of the upper end of the pressing plate 6, and further, when the pressing plate 6 rotates 180 degrees, the pressing plate 6 and the arc-shaped groove in the bearing cover can be matched to fix the pressing plate 6 or eliminate the constraint on the bearing cover.
In the initial position, the lower end surface of the pressing plate 6 faces the connecting position of the transverse main plate 3 and the longitudinal main plate 4 respectively, so that the whole length of the lower end surface of the pressing plate 6 is greater than the length of the linear distance between two points below the arc-shaped groove on the bearing cover, and the bearing cover can be clamped on the transverse main plate 3 or the longitudinal main plate 4 through the pressing plate 6.
When the pressing plate 6 rotates 180 degrees from the initial state, the upper end surface of the pressing plate 6 faces the connecting position of the transverse main plate 3 and the longitudinal main plate 4, so that the overall shape of the pressing plate 6 is matched with the overall shape of the arc-shaped groove in the bearing cover, the pressing plate 6 can penetrate through the arc-shaped groove in the bearing cover to eliminate the constraint on the bearing cover, and the bearing cover is conveniently taken and placed at the positioning and clamping position.
The fastening assembly comprises double-threaded screws 7 which are sequentially arranged on the transverse main plate 3 and the longitudinal main plate 4, two ends of each double-threaded screw 7 penetrate through the corresponding pressing plate 6 respectively, and the outer ends of the double-threaded screws are in threaded connection with nuts 8 respectively.
The nut 8 is in threaded connection with the double-threaded screw 7, the nut 8 rotates along the double-threaded screw 7 to drive the pressing plate 6 to move, and then the distance between the pressing plate 6 and the transverse main plate 3 and the distance between the pressing plate and the longitudinal main plate 4 are changed.
And a gasket 10 is padded between the nut 8 and the pressure plate 6.
By the design, the washer 10 can be used for improving the clamping effect on the bearing cover and avoiding the direct contact between the nut 8 and the pressing plate 6, so that the pressing plate 6 is seriously abraded, and the service life of the pressing plate 6 is prolonged.
Through holes which are convenient for the double-end screw 7 to pass are respectively formed in the transverse main plate 3 and the longitudinal main plate 4, positioning pin holes which are vertical to the axis of the through holes are respectively formed in the transverse main plate 3 and the longitudinal main plate 4, positioning pins 11 penetrate through the positioning pin holes, and the positioning pins 11 are used for positioning with the double-end screw 7.
A plurality of bolt through holes are annularly formed in the flange plate 1, and bolts penetrate through the bolt through holes and are used for being connected with a main shaft of a lathe.
When the tool is used, a clamping frame and a fixed disk 2 are fixedly connected to a main shaft through a flange plate 1, then bearing cover workpieces are sequentially placed at a positioning clamping position, the bearing cover workpieces are positioned through a positioning block 5, the bearing cover workpieces are respectively clamped on a transverse main plate 3 or a longitudinal main plate 4 through nuts 8 and a pressing plate 6, then the main shaft is rotated to drive the clamping frame and the fixed disk 2 to rotate, the workpieces are driven to rotate at the same time, the tool is turned along the radial feeding direction of the main shaft, one side surface of a plurality of workpieces is simultaneously machined through one-time feeding, the tool is quickly moved to the other end surface after machining is finished, the turning is again radially fed along the main shaft, and the other side surfaces of the workpieces are simultaneously machined; after the machining is finished, the pressing force of the pressing plate 6 is eliminated by rotating the nut 8, then the pressing plate 6 rotates 180 degrees, the bearing cover workpiece is conveniently taken down at the positioning and clamping position, and the next workpiece clamping machining is carried out.
For those skilled in the art, based on the teachings of the present invention, changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.
Claims (10)
1. The utility model provides an engine bearing cap adds clamping apparatus frock, includes ring flange (1) and fixed disk (2), its characterized in that: the clamping frame is fixedly arranged between the flange plate (1) and the fixed plate (2), a plurality of positioning clamping positions used for clamping the bearing cover are arranged on the clamping frame, the clamping frame is fixedly connected to a machine tool spindle through the flange plate (1), the spindle rotates to drive the clamping frame to rotate together with the bearing cover, a cutter turns along the radial feeding direction of the spindle, a plurality of workpieces are simultaneously machined by one-time feeding, and the machining of two sides of a product can be completed.
2. The engine bearing cap machining clamp tool according to claim 1, characterized in that: the clamping frame comprises a transverse main board (3) and a longitudinal main board (4), wherein the transverse main board (3) and the longitudinal main board (4) are arranged in a mutually perpendicular mode and form a cross-shaped clamping frame.
3. The engine bearing cap machining clamp tool according to claim 2, characterized in that: the two sides of the transverse main plate (3) and the longitudinal main plate (4) form the positioning and clamping positions respectively.
4. The engine bearing cap machining clamp tool according to claim 3, characterized in that: the both sides of horizontal mainboard (3) and vertical mainboard (4) respectively with ring flange (1) and fixed disk (2) fixed connection, and the whole length of horizontal mainboard (3) and vertical mainboard (4) all is greater than the diameter of ring flange (1) and fixed disk (2).
5. The engine bearing cap machining clamp tool according to claim 4, characterized in that: and the transverse main plate (3) and the longitudinal main plate (4) are respectively provided with a positioning device for positioning the bearing cover and a clamping device for clamping the bearing cover at a positioning and clamping position.
6. The engine bearing cap machining clamp tool according to claim 5, characterized in that: the positioning device comprises two positioning blocks (5), the overall shape of each positioning block (5) is square, and the positioning blocks (5) are symmetrically and fixedly installed at included angles of the transverse main plate (3) and the longitudinal main plate (4).
7. The engine bearing cap machining clamp tool according to claim 6, characterized in that: and two end faces of the positioning block (5) far away from the transverse main plate (3) and the longitudinal main plate (4) are respectively provided with a positioning face (51), and an arc transition section is arranged between the two positioning faces (51).
8. The engine bearing cap machining clamp tool according to claim 7, characterized in that: the clamping device comprises pressing plates (6) which are sequentially arranged on two sides of the transverse main plate (3) and the longitudinal main plate (4) and located at the positioning and clamping positions, and the pressing plates (6) are used for adjusting the distance between the pressing plates (6) and the transverse main plate (3) and the distance between the pressing plates (6) and the longitudinal main plate (4) through fastening components.
9. The engine bearing cap machining clamp tool according to claim 8, characterized in that: arc surfaces (61) are respectively arranged on two sides of the pressing plate (6), and the radian of each arc surface (61) is smaller than or equal to that of the arc-shaped groove in the bearing cover.
10. The engine bearing cap machining clamp tool according to claim 9, characterized in that: the fastening assembly comprises double-threaded screws (7) which are sequentially arranged on the transverse main plate (3) and the longitudinal main plate (4), two ends of each double-threaded screw (7) penetrate through the corresponding pressing plate (6) respectively, and the outer ends of the double-threaded screws are in threaded connection with nuts (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922432859.0U CN212095317U (en) | 2019-12-30 | 2019-12-30 | Engine bearing cap adds clamping apparatus frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922432859.0U CN212095317U (en) | 2019-12-30 | 2019-12-30 | Engine bearing cap adds clamping apparatus frock |
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| CN212095317U true CN212095317U (en) | 2020-12-08 |
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| CN201922432859.0U Active CN212095317U (en) | 2019-12-30 | 2019-12-30 | Engine bearing cap adds clamping apparatus frock |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894420A (en) * | 2020-12-29 | 2021-06-04 | 无锡鹰贝精密液压有限公司 | Processing tool and processing technology for welding arc of high-pressure oil rail connecting piece |
| CN113579809A (en) * | 2021-08-02 | 2021-11-02 | 天润工业技术股份有限公司 | Large-scale engine bearing cap processing frock |
-
2019
- 2019-12-30 CN CN201922432859.0U patent/CN212095317U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894420A (en) * | 2020-12-29 | 2021-06-04 | 无锡鹰贝精密液压有限公司 | Processing tool and processing technology for welding arc of high-pressure oil rail connecting piece |
| CN113579809A (en) * | 2021-08-02 | 2021-11-02 | 天润工业技术股份有限公司 | Large-scale engine bearing cap processing frock |
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