CN205085857U - Cylinder body and cylinder cap assembly fixture and cylinder body and cylinder cap assembly structure - Google Patents
Cylinder body and cylinder cap assembly fixture and cylinder body and cylinder cap assembly structure Download PDFInfo
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- CN205085857U CN205085857U CN201520629577.9U CN201520629577U CN205085857U CN 205085857 U CN205085857 U CN 205085857U CN 201520629577 U CN201520629577 U CN 201520629577U CN 205085857 U CN205085857 U CN 205085857U
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Abstract
The utility model discloses a cylinder body and cylinder cap assembly fixture and cylinder body and cylinder cap assembly structure. Cylinder body and cylinder cap assembly fixture include fixed connection's cylinder cap location structure and cylinder body location structure, cylinder cap location structure be used for with the cylinder cap joint, cylinder body location structure be used for with the cylinder body joint to inject the relative position of cylinder body and cylinder cap, wherein, cylinder cap location structure is the cylinder cap locating surface, is used for the terminal surface joint with the cylinder cap, cylinder body location structure is the cylinder body locating surface for terminal surface joint with the cylinder body, and the cylinder cap location portion of a body coupling and cylinder body location portion, wherein, the cylinder cap locating surface sets up in the portion of cylinder cap location, and the cylinder body locating surface sets up in the portion of cylinder body location. Use the utility model discloses a cylinder body and cylinder cap assembly fixture, can make cylinder cap location structure and cylinder body location structure respectively with cylinder cap and cylinder body joint to can accurate limited engine cylinder block with the relative position of cylinder cap, realize the accurate positioning of cylinder body and cylinder cap.
Description
Technical field
The utility model relates to technical field of engines, particularly relates to the cylinder block and cylinder cover assembly tooling for engine and cylinder block and cylinder cover assembly structure.
Background technology
In prior art, as shown in Figure 1, the cylinder body 3 in engine and utilize alignment pin 4 to position and fix between cylinder cap 1 more.The upper end face of cylinder body 3 and the bottom surface of cylinder cap 1 all have pin-and-hole (not shown), and the two ends of alignment pin 4 are separately positioned in the pin-and-hole on cylinder body 3 and the pin-and-hole on cylinder cap 1, to realize the relative positioning between cylinder body 3 and cylinder cap 1.
Alignment pin 4 adopts the mode of interference fit with the pin-and-hole on cylinder body 3.Alignment pin 4 adopts the mode of matched in clearance with the pin-and-hole on cylinder cap 1, namely there is gap, to avoid being difficult between alignment pin 4 and cylinder cap 1 assemble, finally causes the assembling being difficult to realize cylinder body 3 and cylinder cap 1.
When adopting above-mentioned assembling and positioning mode, cylinder body 3 and cylinder cap 1 can relative motions in the plane at place, face that is bonded with each other, such as, move upward in the right and left of Fig. 1 paper, or move upward in the side of vertical view 1 paper.Be understandable that, the distance of above-mentioned relative motion equals the twice in one-sided gap substantially, thus may occur that cylinder body 3 misplaces with the installation of cylinder cap 1, affects final positioning precision.In other words, observe intuitively from outside, the magnitude of misalignment between cylinder body 3 and the same side end face of cylinder cap 1, likely depart from desirable end surface dislocation amount (namely designing end surface dislocation amount).In order to improve positioning precision, need to reduce gap.Subtracting in closely spaced situation, in order to ensure carrying out smoothly of assembling, and then needing the machining accuracy improving alignment pin, pin-and-hole, thus difficulty when increasing cylinder body and cylinder cap manufacture, improve production cost.
Therefore, wish a kind of technical scheme to overcome or at least alleviate at least one in the above-mentioned defect of prior art.
Utility model content
The purpose of this utility model is to provide a kind of cylinder block and cylinder cover assembly tooling overcome or at least alleviate at least one in the above-mentioned defect of prior art.
For achieving the above object, the utility model provides a kind of cylinder block and cylinder cover assembly tooling, comprise the cylinder cap location structure and cylinder body location structure that are fixedly connected with, described cylinder cap location structure is used for engaging with cylinder cap, described cylinder body location structure is used for engaging with cylinder body, to limit the relative position of described cylinder body and described cylinder cap, wherein, described cylinder cap location structure is cylinder cap locating surface, for the end joined with described cylinder cap; Described cylinder body location structure is cylinder body locating surface, for the end joined with described cylinder body; And one connect cylinder cap location division and cylinder body location division, wherein, described cylinder cap locating surface is arranged on described cylinder cap location division, described cylinder body locating surface is arranged on described cylinder body location division, and described cylinder cap locating surface and described cylinder body locating surface are positioned at the same side of described cylinder block and cylinder cover assembly tooling.
Preferably, described cylinder cap locating surface and cylinder body locating surface are plane of orientation, and the end face of described cylinder cap and the end face of described cylinder body are perpendicular to the face that is bonded with each other of described cylinder body and described cylinder cap.
Preferably, described cylinder cap location division being provided with the first installing hole, so that by being fixedly connected on described cylinder cap through the threaded connector of described first installing hole, and described cylinder cap locating surface closely being engaged with the end face of described cylinder cap.
Preferably, described cylinder body location division being provided with the second installing hole, so that by being fixedly connected on described cylinder body through the threaded connector of described second installing hole, and described cylinder body locating surface closely being engaged with the end face of described cylinder body.
Preferably, described cylinder cap location division being provided with the first installing hole, so that by being fixedly connected on described cylinder body through the threaded connector of described installing hole, and described cylinder cap locating surface closely being engaged with the end face of described cylinder cap; And described cylinder body location division is provided with the second installing hole, so that by being fixedly connected on described cylinder body through the threaded connector of described second installing hole, and described cylinder body locating surface is closely engaged with the end face of described cylinder body.
Preferably, the distance between described cylinder cap locating surface and described cylinder body locating surface equals the desirable end surface dislocation amount between described cylinder body and described cylinder cap.
Preferably, the connecting portion place of described cylinder cap location division and described cylinder body location division is provided with escape groove.
Preferably, technology groove is provided with, to reduce effective bonding area of described cylinder cap locating surface and described cylinder body locating surface at described cylinder cap locating surface and described cylinder body locating surface place.
Preferably, comprise magnetic devices, stick on described cylinder body and/or described cylinder cap with the magnetic by described magnetic devices.
The utility model also provides a kind of engine cylinder-body and cylinder cap assembly structure, described engine cylinder-body and cylinder cap assembly structure comprise cylinder block and cylinder cover assembly tooling as above, wherein, described cylinder block and cylinder cover is interconnected by connecting pin, and the described cylinder cap location structure of described cylinder block and cylinder cover assembly tooling engages with described cylinder cap, described cylinder body location structure engages with described cylinder body.
Use in cylinder block and cylinder cover assembly tooling of the present utility model, cylinder cap location structure and cylinder body location structure can be made to engage with cylinder cap and cylinder body respectively, thus accurately can limit the relative position of engine cylinder-body and cylinder cap, realize the accurate assembly location of cylinder block and cylinder cover.
Accompanying drawing explanation
Fig. 1 is the assembly tooling schematic diagram of engine cylinder-body and cylinder cap in prior art.
Fig. 2 is the schematic diagram according to cylinder block and cylinder cover assembly tooling of the present utility model.
Fig. 3 is the service condition schematic diagram of the assembly tooling of cylinder block and cylinder cover shown in Fig. 2.
Reference numeral:
| 1 | Cylinder cap | 8 | Cylinder block and cylinder cover assembly tooling |
| 2 | Cylinder pad | 81 | Escape groove |
| 3 | Cylinder body | 82 | Cylinder cap locating surface |
| 4 | Alignment pin | 83 | Cylinder body locating surface |
| 7 | Threaded connector | 84 | Second installing hole |
Detailed description of the invention
The object implemented for making the utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, are further described in more detail the technical scheme in the utility model embodiment.In the accompanying drawings, same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the restriction to the utility model protection domain can not be interpreted as.
The cylinder cap location structure and cylinder body location structure that are fixedly connected with is comprised according to cylinder block and cylinder cover assembly tooling of the present utility model, wherein, described cylinder cap location structure is used for engaging with cylinder cap, and described cylinder body location structure is used for engaging with cylinder body, to limit the relative position of described cylinder body and described cylinder cap.
Use above-mentioned engine cylinder-body and cylinder cap assembly tooling, cylinder cap location structure and cylinder body location structure can be made to engage with cylinder cap and cylinder body respectively, thus accurately can limit the relative position of engine cylinder-body and cylinder cap, realize the accurate assembly location of cylinder block and cylinder cover.
As shown in Figure 3, when assembling cylinder body 3, cylinder cap 1, on the basis positioned by alignment pin 4, position by means of cylinder block and cylinder cover assembly tooling 8 pairs of cylinder bodies 3 and cylinder cap 1 further.
Particularly, cylinder block and cylinder cover assembly tooling 8 comprises cylinder cap location structure and cylinder body location structure.After connecting cylinder body 3 and cylinder cap 1 with alignment pin, make cylinder cap location structure and cylinder cap 1 against being bonded together, and cylinder body location structure and cylinder body 3 are leant be bonded together, thus the relative position of restriction cylinder cap 1 and cylinder body 3.More specifically, cylinder cap 1 is limited with cylinder body 3 at the relative position in plane that is bonded with each other.
In an alternative enforcement (not shown), cylinder cap location division is provided with the first installing hole, so that by cylinder block and cylinder cover assembly tooling by being fixedly connected on cylinder cap through the threaded connector of the first installing hole, cylinder cap locating surface is closely engaged with the end face of cylinder cap, cylinder body location division then and the end face of cylinder body against with the location realized between cylinder block and cylinder cover.In the present embodiment, only having a wherein location division to be threaded connection part in cylinder body location division and cylinder cap location division is fixed on cylinder body or cylinder cap, all be threaded on cylinder body and cylinder cap relative to cylinder body location division and cylinder cap location division, required part is less, installation steps are less, be conducive to saving time, cost-saving.
In another alternative embodiment, as shown in Figure 3, cylinder body location division is provided with the second installing hole 84, to be fixedly connected on cylinder body 3 by the threaded connector 7 through the second installing hole 84, cylinder body locating surface 83 is closely engaged with the end face of cylinder body 3, cylinder cap location division then and the end face of cylinder cap 1 against with the location realized between cylinder body 3 and cylinder cap 1.In the present embodiment, cylinder block and cylinder cover assembly tooling is threaded connection part 7 and is fixed on cylinder body 3, thus cylinder cap 1 can adjust mobile until engage with cylinder block and cylinder cover assembly tooling, cylinder body be placed on ground more heavy relative to adjustment, adjustment cylinder cap 1 is more time saving and energy saving.
In an alternative enforcement again (not shown), cylinder cap location division is provided with the first installing hole, to be fixedly connected on cylinder body by the threaded connector through installing hole, and cylinder cap locating surface is closely engaged with the end face of cylinder cap; And cylinder body location division is provided with the second installing hole, so that by being fixedly connected on cylinder body through the threaded connector of the second installing hole, and cylinder body locating surface is closely engaged with the end face of cylinder body.In the present embodiment, cylinder cap location structure and cylinder cap, cylinder body location structure is with cylinder body and engages closely, thus stability is higher when cylinder block and cylinder cover assembles, and can not lose location easily.
In a preferred embodiment (not shown), cylinder block and cylinder cover assembly tooling comprises magnetic devices, is sticked on cylinder body and/or cylinder cap by the magnetic of magnetic devices, thus the auxiliary connection realizing cylinder block and cylinder cover assembly tooling and cylinder body or cylinder cap.
Preferably, for the cylinder block and cylinder cover assembly tooling in the various embodiments described above, as shown in Figure 2, cylinder cap location structure is cylinder cap locating surface 82, for the end joined with cylinder cap 1; Cylinder body location structure is cylinder body locating surface 83, for the end joined with cylinder body 3.Adopt plane of orientation to realize the spacing of cylinder body 3 and cylinder cap 1, thus the structure of cylinder block and cylinder cover assembly tooling 8 is comparatively simple.Wherein, the end face of cylinder cap 1 engaged with above-mentioned cylinder block and cylinder cover assembly tooling 8 and the end face of cylinder body 3 are perpendicular to the be bonded with each other face of cylinder body 3 with cylinder cap 1.And at the be bonded with each other face place of cylinder body 3 with cylinder cap 1, be provided with cylinder pad 2 for the buffering between cylinder body 3 and cylinder cap 1.Be understandable that, for cylinder block and cylinder cover, the surface that engages with corresponding location structure is the situation of on-plane surface (being such as curved surface), cylinder cap location structure and cylinder body location structure are the corresponding curved surface that matches with it.
Preferably, for the cylinder block and cylinder cover assembly tooling in the various embodiments described above, with further reference to Fig. 2, cylinder cap location division is connected with cylinder body location division one, wherein, cylinder cap locating surface 82 is arranged on cylinder cap location division, and cylinder body locating surface 83 is arranged on cylinder body location division, and cylinder cap locating surface 82 and cylinder body locating surface 83 are positioned at the same side of cylinder block and cylinder cover assembly tooling 8.Thus the structure of whole cylinder block and cylinder cover assembly tooling 8 is more simple, installs and manufacture more simple.
Preferably, for the cylinder block and cylinder cover assembly tooling in the various embodiments described above, the distance between cylinder cap locating surface 82 and cylinder body locating surface 83 equals the desirable end surface dislocation amount between cylinder block and cylinder cover.Desirable end surface dislocation amount refers under desirable state, the magnitude of misalignment between the end face of cylinder block and cylinder cover the same side, namely at the side place arranging above-mentioned cylinder block and cylinder cover assembly tooling, and the magnitude of misalignment between the end face of cylinder block and cylinder cover.Desirable end surface dislocation amount is also referred to as design end surface dislocation amount, and namely its numerical value determined after cylinder body and cylinder cap have designed.
Preferably, as shown in Figure 2, cylinder block and cylinder cover assembly tooling 8 is provided with escape groove 81, to reduce the possibility interfered when cylinder block and cylinder cover assembly tooling 8 is installed with cylinder body 3 or cylinder cap 1.
Preferably, for ensure above-mentioned assembly tooling and cylinder block and head assembly tooling 8 cylinder body 3 and cylinder cap 1 exist comparatively big error time still can install, adopt the fit system of wide arc gap between the pin-and-hole of the bottom surface of cylinder cap 1 and alignment pin 4.
Preferably, for the cylinder block and cylinder cover assembly tooling in the various embodiments described above, at cylinder cap locating surface 82, described cylinder body locating surface 83 place is provided with technology groove (not shown), thus cylinder cap locating surface 82 when engaging with cylinder cap 1 contact area reduce, when cylinder body locating surface 83 engages with cylinder body 3, contact area reduces, namely reduce effective bonding area of cylinder cap locating surface 82 and cylinder body locating surface 83, thus reduce to carry out to described plane of orientation the labor content that grinds etc.
In employing above-mentioned cylinder block and cylinder cover assembly tooling, cylinder body and cylinder cap are assembled, after cylinder body and cylinder cap are positioned, again by tightening connecting bolt, cylinder body and cylinder cap are fixed, afterwards, cylinder block and cylinder cover assembly tooling just can have been dismantled, and the relative position between cylinder block and cylinder cover also can not become.
The utility model also provides a kind of cylinder block and cylinder cover assembly structure, and described cylinder block and cylinder cover assembly structure comprises cylinder block and cylinder cover assembly tooling as above.Thus its tool has the following advantages: by using cylinder block and cylinder cover assembly tooling of the present utility model, cylinder cap location structure and cylinder body location structure can be made to engage with cylinder cap and cylinder body respectively, thus accurately can limit the relative position of engine cylinder-body and cylinder cap, realize the accurate assembly location of cylinder block and cylinder cover.
Finally it is to be noted: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit.Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a cylinder block and cylinder cover assembly tooling, is characterized in that, comprising:
The cylinder cap location structure be fixedly connected with and cylinder body location structure, described cylinder cap location structure is used for engaging with cylinder cap (1), described cylinder body location structure is used for engaging with cylinder body (3), to limit the relative position of described cylinder body (3) and described cylinder cap (1), wherein, described cylinder cap location structure is cylinder cap locating surface (82), for the end joined with described cylinder cap (1); Described cylinder body location structure is cylinder body locating surface (83), for the end joined with described cylinder body (3); And
The cylinder cap location division that one connects and cylinder body location division, wherein, described cylinder cap locating surface (82) is arranged on described cylinder cap location division, described cylinder body locating surface (83) is arranged on described cylinder body location division, and described cylinder cap locating surface (82) and described cylinder body locating surface (83) are positioned at the same side of described cylinder block and cylinder cover assembly tooling (8).
2. cylinder block and cylinder cover assembly tooling as claimed in claim 1, it is characterized in that, described cylinder cap locating surface (82) and cylinder body locating surface (83) are plane of orientation, and the end face of described cylinder cap (1) and the end face of described cylinder body (3) are perpendicular to the be bonded with each other face of described cylinder body (3) with described cylinder cap (1).
3. cylinder block and cylinder cover assembly tooling as claimed in claim 2, it is characterized in that, described cylinder cap location division is provided with the first installing hole, so that by being fixedly connected on described cylinder cap through the threaded connector of described first installing hole, and described cylinder cap locating surface is closely engaged with the end face of described cylinder cap.
4. cylinder block and cylinder cover assembly tooling as claimed in claim 2, it is characterized in that, described cylinder body location division is provided with the second installing hole (84), to be fixedly connected on described cylinder body (3) by the threaded connector (7) through described second installing hole (84), and to make described cylinder body locating surface (83) closely engage with the end face of described cylinder body (3).
5. cylinder block and cylinder cover assembly tooling as claimed in claim 2, is characterized in that,
Described cylinder cap location division being provided with the first installing hole, so that by being fixedly connected on described cylinder body through the threaded connector of described installing hole, and described cylinder cap locating surface closely being engaged with the end face of described cylinder cap; And
Described cylinder body location division being provided with the second installing hole, so that by being fixedly connected on described cylinder body through the threaded connector of described second installing hole, and described cylinder body locating surface closely being engaged with the end face of described cylinder body.
6. the cylinder block and cylinder cover assembly tooling according to any one of claim 2-5, it is characterized in that, the distance between described cylinder cap locating surface (82) and described cylinder body locating surface (83) equals the desirable end surface dislocation amount between described cylinder body and described cylinder cap.
7. the cylinder block and cylinder cover assembly tooling according to any one of claim 2-5, is characterized in that, the connecting portion place of described cylinder cap location division and described cylinder body location division is provided with escape groove (81).
8. the cylinder block and cylinder cover assembly tooling according to any one of claim 2-5, it is characterized in that, described cylinder cap locating surface (82), described cylinder body locating surface (83) place is provided with technology groove, to reduce effective bonding area of described cylinder cap locating surface (82) and described cylinder body locating surface (83).
9. the cylinder block and cylinder cover assembly tooling according to any one of claim 1-5, is characterized in that, comprise magnetic devices, sticks on described cylinder body (3) and/or described cylinder cap (1) with the magnetic by described magnetic devices.
10. an engine cylinder-body and cylinder cap assembly structure, it is characterized in that, comprise cylinder block and cylinder cover assembly tooling as claimed in any one of claims 1-9 wherein, wherein, described cylinder block and cylinder cover is interconnected by connecting pin, and the described cylinder cap location structure of described cylinder block and cylinder cover assembly tooling engages with described cylinder cap (1), described cylinder body location structure engages with described cylinder body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520629577.9U CN205085857U (en) | 2015-08-19 | 2015-08-19 | Cylinder body and cylinder cap assembly fixture and cylinder body and cylinder cap assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520629577.9U CN205085857U (en) | 2015-08-19 | 2015-08-19 | Cylinder body and cylinder cap assembly fixture and cylinder body and cylinder cap assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205085857U true CN205085857U (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520629577.9U Active CN205085857U (en) | 2015-08-19 | 2015-08-19 | Cylinder body and cylinder cap assembly fixture and cylinder body and cylinder cap assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205085857U (en) |
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- 2015-08-19 CN CN201520629577.9U patent/CN205085857U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180517 Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing treasure Car Co.,Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing baowo Automobile Co.,Ltd. Address before: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee before: Beijing treasure Car Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210425 Address after: 102206, Beijing, Shahe, Changping District Town, Sha Yang Road, Lao Wan Village North Patentee after: BEIQI FOTON MOTOR Co.,Ltd. Address before: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee before: Beijing baowo Automobile Co.,Ltd. |