CN201821188U

CN201821188U - Tank structure for water-cooled generator of vehicle

Info

Publication number: CN201821188U
Application number: CN2010202824677U
Authority: CN
Inventors: 陆如辉
Original assignee: 陆如辉
Current assignee: Ningbo Xunhui Electric Appliance Co., Ltd.
Priority date: 2010-08-02
Filing date: 2010-08-02
Publication date: 2011-05-04
Anticipated expiration: 2020-08-02

Abstract

The utility model discloses a tank structure for a water-cooled generator of a vehicle, comprising a first tank body, a second tank body and a second tank body cover which are assembled with each other. An excircle end surface used for positioning is arranged on the excircle of the first tank body, and a first tank body screw hole is arranged on the excircle end surface; one side of the first tank body is provided with a large plane of the first tank body, and the other side is provided with a process boss, and a boss end surface and a boss inner hole which are arranged on the boss, and at least one square groove is arranged on the wall of the process boss; and the first tank body is internally provided with an inner hole of the first tank body, and an excircle groove and a straight hole of the first tank body are arranged on the excircle of the first tank body.

Description

Automobile water-cooling generator case body structure

Technical field

The utility model relates to the technical field of microdiecast, particularly automobile water-cooling generator case body structure.

Background technology

Along with the fast development of global auto industry, the day of petroleum resources supply is becoming tight, and countries in the world are actively sought substitute fuel or reduced the consumption of fuel oil, development of new energy-saving and environment-friendly automobile energetically.Before alternative energy sources such as solar energy, electric energy really entered the practical stage, electric energy driving automobile more and more was subjected to people's attention because of the advantage of its low oil consumption, low emission.

And now in the technology to relating to automobile water-cooling generator casing, its material adopts pack alloy usually, this shells has size and shape position accuracy demand height, flatness and requires high, internal soundness to require characteristics such as height.

Because the processing technology of present domestic routine can't satisfy the product required precision at all, the processing cost height, so this series products is difficult to realize normal production domesticization.

Summary of the invention

Technical problem to be solved in the utility model is the present situation at prior art, and automobile water-cooling generator case body structure is provided, and have advantages such as simple in structure, easy to process, adopt high-precision process equipment, can effectively enhance productivity, guarantee that final processed finished products satisfies high-precision requirement.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: automobile water-cooling generator case body structure, comprise equipped mutually first casing, second casing and second Box Cover, on the first casing cylindrical, be shaped on the cylindrical end face that is used to locate, be shaped on the first casing screwed hole on the cylindrical end face; First casing, one side is shaped on the big plane of first casing, and opposite side is shaped on false boss, is positioned at raised head face and boss endoporus on the false boss, is shaped at least one square groove on the false boss wall; Be provided with the first casing endoporus in first casing, the first casing cylindrical is provided with the first casing peripheral groove and the first casing straight hole.

For optimizing technique scheme, the measure of taking also comprises:

Square groove quantity on the above-mentioned false boss wall is three.

Above-mentioned second casing, one side is shaped on the big plane of second casing that is used to locate, and opposite side is shaped on plane on second casing, and the plane is provided with race ring, the second box sealing groove and second box body hole on second casing, is provided with centre bore in second casing.

Be provided with the second casing endoporus in the second above-mentioned casing, the second casing endoporus is connected with centre bore.

The second above-mentioned Box Cover comprises the big plane of second Box Cover that is used to locate, and is shaped on two the first Box Cover hole and second Box Cover holes that become the diagonal angle to be provided with on the big plane of second Box Cover.

The second above-mentioned Box Cover is shaped on the D plane, is shaped on into the 3rd Box Cover hole and the 4th Box Cover hole that the diagonal angle is provided with on the D plane.

The second above-mentioned Box Cover is shaped on first lug and second lug, is shaped on the first Box Cover hole on first lug, is shaped on the second Box Cover hole on second lug.

Compared with prior art, the utility model adopts high-precision process equipment, select suitable cutter, utilize effectively location clamping mode, adjust suitable working process parameter, guarantee the size contact of product between each road manufacturing procedure, the processing of last operation is often for the place mat of back one preface, guarantee the precision of final processed finished products, and established the processing process that a cover helps producing in batches.

Description of drawings

Fig. 1 a is the structural representation of first casing, first operation;

Fig. 1 b is that the A-A of Fig. 1 a is to cutaway view;

Fig. 1 c is the structural representation of first casing, second operation;

Fig. 1 d is that the A-A of Fig. 1 c is to cutaway view;

Fig. 1 e is the structural representation of first casing the 3rd operation;

Fig. 1 f is that the A-A of Fig. 1 e is to cutaway view;

Fig. 1 g is the structural representation of first casing the 4th operation;

Fig. 1 h is that the A-A of Fig. 1 g is to cutaway view;

Fig. 1 i is the structural representation of first casing the 5th operation;

Fig. 1 j is that the A-A of Fig. 1 i is to cutaway view;

Fig. 2 a is the structural representation of second casing, first operation;

Fig. 2 b is that the A-A of Fig. 2 a is to cutaway view;

Fig. 2 c is the structural representation of second casing, second operation;

Fig. 2 d is that the A-A of Fig. 2 c is to cutaway view;

Fig. 2 e is the structural representation of second casing the 3rd operation;

Fig. 2 f is that the A-A of Fig. 2 e is to cutaway view;

Fig. 2 g is the structural representation of second casing the 4th operation;

Fig. 2 h is that the A-A of Fig. 2 g is to cutaway view;

Fig. 3 a is the structural representation of second Box Cover, first operation;

Fig. 3 b is the left view of Fig. 3 a;

Fig. 3 c is the structural representation of second Box Cover, second operation;

Fig. 3 d is the left view of Fig. 3 c.

Embodiment

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.

Fig. 1 a to Fig. 3 d is depicted as structural representation of the present utility model.

Reference numeral wherein is: first casing 1, the first casing cylindrical 11, A plane 11a, B plane 11b, cylindrical end face 12, the first casing screwed hole 12a, the big plane 13 of first casing, false boss 14, square groove 15, boss endoporus 14a, raised head face 14b, square groove 15, the first casing end face 16, the outer disk 16a of C, the first casing endoporus 17, the first casing peripheral groove 18, the first casing straight hole 19, second casing 2, the big plane 21 of second casing, the second casing straight hole 22, the plane 23 on second casing, the second box sealing groove 24, second box body hole 25, the second casing endoporus 26, race ring 27, centre bore 28, second Box Cover 3, the big plane 31 of second Box Cover, first lug 32, second lug 33, the first Box Cover hole 34, the second Box Cover hole 35, D plane 36, the 3rd Box Cover hole 37, the 4th Box Cover hole 38.

Automobile water-cooling generator case body structure of the present utility model, comprise equipped mutually first casing 1, second casing 2 and second Box Cover 3, on the first casing cylindrical 11, be shaped on the cylindrical end face 12 that is used to locate, be shaped on the first casing screwed hole 12a on the cylindrical end face 12; First casing, 1 one sides are shaped on the big plane 13 of first casing, and opposite side is shaped on false boss 14, is positioned at raised head face 14b and boss endoporus 14a on the false boss 14, is shaped at least one square groove 15 on false boss 14 walls; In first casing 1, be provided with the first casing endoporus, 17, the first casing cylindricals 11 and be provided with the first casing peripheral groove 18 and the first casing straight hole 19.

Square groove 15 quantity on false boss 14 walls are preferably three.

Second casing, 2 one sides are shaped on the big plane 21 of second casing that is used to locate, opposite side is shaped on plane 23 on second casing, plane 23 is provided with race ring 27, the second box sealing groove 24 and second box body hole 25 on second casing, is provided with centre bore 28 in second casing 2.

Being provided with the second casing endoporus, 26, the second casing endoporus 26 in second casing 2 is connected with centre bore 28.

Second Box Cover 3 comprises the big plane 31 of second Box Cover that is used to locate, and is shaped on two the first Box Cover hole 34 and second Box Cover holes 35 that become the diagonal angle to be provided with on the big plane 31 of second Box Cover.

Second Box Cover 3 is shaped on D plane 36, is shaped on into the 3rd Box Cover hole 37 and the 4th Box Cover hole 38 that the diagonal angle is provided with on D plane 36.

Second Box Cover 3 is shaped on to be shaped on 34, the second lugs 33 of the first Box Cover hole on first lug 32 and second lug, 33, the first lugs 32 and is shaped on the second Box Cover hole 35.

In the present embodiment, the machining manufacture of first casing 1 mainly divides following 5 manufacturing procedures.

1), shown in Fig. 1 a and Fig. 1 b, with the cylindrical end face on the first casing cylindrical 11 12 location, mill the big plane 13 of first casing.

The process equipment of this operation is selected: machining center or CNC milling machine; Process tool is selected: face milling cutters.

In the utility model, accurately machined first procedure arrangement is very crucial often, because accurately machined positioning reference can only be a rough benchmark, this is more stable and accurately with regard to the rough benchmark that requires to process first operation and seek, because false boss 14 of the present utility model is very stable in press casting procedure, so we are chosen as the positioning reference of first operation with it, process the big plane 13 of the first follow-up casing, the flatness and the depth of parallelism between the false boss 14 that can guarantee the big plane 13 of first casing that processes so all are extraordinary, are that the basis is done in the processing location of subsequent processing.

2), shown in Fig. 1 c and Fig. 1 d, with big plane 13 of first casing and the blank first casing cylindrical 11 location, three square grooves 15 on the raised head face 14b of processing boss 14, boss endoporus 14a and false boss 14 walls.

The process equipment of this operation is selected: machining center; Process tool is selected: face milling cutters, boring cutter, T type cutter.

With the positioning reference of the big plane 13 of first casing of having processed as second operation, can guarantee effectively that like this size between first preface and second operation gets in touch, guarantee the correlation between size; Select the first casing cylindrical, 11 location of blank for use, the center that can guarantee to process the first casing cylindrical 11 of the center of boss endoporus 14a and blank keeps consistency, bad defectives such as monolateral can not appear processing in the finished product that guarantees final processing, use the boss endoporus 14a of boring cutter processing boss 14, the more effective assurance of energy aperture is that the basis is done in subsequent processing processing location; Three square groove 15 structures on false boss 14 walls are more special, and common cutter can't be processed, and need process this three square grooves 15 by T type cutter.

3), shown in Fig. 1 e and Fig. 1 f, with raised head face 14b and boss endoporus 14a location, compress the roughing first casing end face 16, the first casing endoporus 17, the first casing cylindrical 11 and the first casing peripheral groove 18 in the square groove 15.

Process equipment is selected: numerically controlled lathe; Process tool is selected: boss endoporus 14a selects lathe tool for use, and the first casing cylindrical 11 is selected lathe tool and groove cutter for use.

In the utility model, the machined surface of last operation or hole often all are the positioning references of subsequent processing, and the size positions relation between the per pass manufacturing procedure can well be controlled in such processing location, guarantees that final finished size meets the drawing requirement; Because product structure restriction can not find suitable compressing a little, so the utility model goes out three square grooves 15 in last working procedure processing, exactly in order to be convenient to compress product in this operation; Because the size tolerance requirements of the first casing cylindrical 11 and boss endoporus 14a is very tight, have only the tolerance range of 0.02-0.025mm, so in the present embodiment, add and consider man-hour to divide two procedures to process, can effectively guarantee the precision of processing dimension like this.

4), shown in Fig. 1 g and Fig. 1 h, still, compress the fine finishining first casing end face 16, the first casing endoporus 17, the first casing cylindrical 11 and the first casing peripheral groove 18 in the square groove 15 with raised head face 14b and boss endoporus 14a location.

Process equipment is selected: numerically controlled lathe; Process tool is selected: boss endoporus 14a selects lathe tool for use, and the first casing cylindrical 11 is selected lathe tool and groove cutter for use

In this operation, still use the location clamping mode of a last operation, the first casing end face 16 of intensely processed products, boss endoporus 14a, the first casing cylindrical 11 and the first casing peripheral groove 18 guarantee the processing dimension tolerance.

5), shown in Fig. 1 i and Fig. 1 j, do the benchmark location with the outer disk 16a of A plane 11a and C, all the first casing straight holes 19 and the first casing screwed hole 12a on the converted products, and false boss 14 processing are removed.

Process equipment is selected: four machining centers; Process tool is selected: bore milling cutter, two blade milling cutters, rose cutter, PCD boring cutter, pilot drill, centre drill and cut tap.

Last one manufacturing procedure of the utility model mainly is the first casing straight hole 19 and the first casing screwed hole 12a all on the converted products, and removes false boss 14; Select for use four machining centers in one procedure, to machine institute is porose, can effectively guarantee the position degree in hole; The benchmark of hole location is benchmark A plane 11a and benchmark B plane 11b, and the utility model selects the outer disk 16a of C to do the benchmark location, reason is that the structure of benchmark B plane 11b is not easy to the location clamping, only being convenient to the location compresses, and disk 16a is that one procedure processes outside benchmark B plane 11b and the benchmark C, axiality between them is very good, so the utility model is selected for use the outer disk 16a of C to substitute B plane 11b and is done the benchmark location, can effectively control the position degree relation between these holes and the benchmark, guarantee that the finished product that processes meets required precision.

In the present embodiment, the machining manufacture of second casing 2 mainly divides following 4 manufacturing procedures.

1), shown in Fig. 2 a and Fig. 2 b, make locating surface with the big plane 21 of second casing, the cylindrical at race ring 27 places centers as setting circle, mills plane 23, the second box sealing groove 24, second box body hole 25 and centre bore 28 on second casing.

Process equipment is selected: machining center; Process tool is selected: face milling cutters, drill bit, two swords or four blade milling cutters, boring cutter and self-control rose reamer.

Present embodiment selects for use the cylindrical at race ring 27 places to locate, and do not select the product cylindrical to locate, reason be the product cylindrical can because the size of the modulus that rises during die casting to cause outside diameter to change inconsistent, if make location hole with the product cylindrical, meeting exists some product orientation to become flexible or some products are adorned risk that not advance anchor clamps, and the variable quantity during the relative die casting of race ring 27 place cylindricals is very little, with it as the location, can guarantee each batch blank can both with the anchor clamps close-fitting, thereby guarantee product processing; The tolerance of three second box body holes 25 of processing is very tight, has only the tolerance of 0.025mm, processes this class hole, and be preferably as follows cooked mode: the subdrilling bottom outlet mills boring again or hinge again, thereby guarantees hole tolerance.

2), shown in Fig. 2 c and Fig. 2 d, with plane 23 on second casing of last working procedure processing as locating surface, with 2 second box body holes 25 wherein as the axial location hole, the big plane 21 of roughing second casing and the second casing endoporus 26.

Process equipment is selected: numerically controlled lathe; Process tool is selected: billhook, and the second casing endoporus 26 is selected lathe tool for use, and race ring 27 is selected the CBN lathe tool for use.

Similar with 1 processing of first casing, the processing of subsequent processing location tends to face and the hole of selecting last working procedure processing intact in the utility model, the advantage of location selection is like this: the size positions relation between the per pass manufacturing procedure can well be controlled in 1. such processing location, guarantee that final finished size meets the drawing requirement, 2. location hole can well cooperate with anchor clamps, guarantees product processing; Beat circle with centre bore for where earlier before this working procedure processing and process the center of circle surely, such way can guarantee that the processing origin of coordinate of subsequent processing and last operation is consistent always, guarantees that the position of product size between operation and operation concerns.In the present embodiment, race ring 27 is an ironcasting, can not directly process with the lathe tool of car aluminium alloy, and reason is to cause tool wear too fast, so when selecting Vehicle Processing race ring 27, use the CBN lathe tool to process separately.

3), shown in Fig. 2 e and Fig. 2 f, still with plane 23 on second casing as locating surface, with 2 second box body holes 25 wherein as the axial location hole, the big plane 21 of fine finishining second casing and the second casing endoporus 26.

Process equipment is selected: numerically controlled lathe; Process tool is selected: lathe tool, car cast iron blade, billhook.

Similar with first casing 1, because the second casing endoporus, 26 size tolerance requirements of second casing 2 have only 0.02-0.025mm, so we also are that branch two procedures are processed adding man-hour, elder generation's roughing, use the same location clamping mode then, the big plane 21 of fine finishining second casing and the second casing endoporus 26 guarantee the processing dimension tolerance; During car race ring 27, use the independent car race ring 27 of car cast iron blade, guarantee the diameter requirement of race ring 27.

4), shown in Fig. 2 g and Fig. 2 h, with the big plane of second casing 21 as locating surface, centre bore 28 is as center positioning hole, and second box body hole 25 is the axial location hole, processes the second casing straight hole 22, the second casing screwed hole 28 and other plane on second casing 2.

Process equipment is selected: four machining centers; Process tool is selected: two blade milling cutters, boring cutter, reamer, centre drill, cut tap, order special reamer.

With the big plane 21 of second casing is datum level, and centre bore 28 is as center positioning hole, and second box body hole 25 is the axial location hole, meets the machining benchmark requirement, can effectively guarantee the position degree relation of processing dimension.

In the present embodiment, the machining manufacture of second Box Cover 3, mainly divide 3 manufacturing procedures:

1), shown in Fig. 3 a and Fig. 3 b, as locating surface, wherein D plane 36 is rough milled as location hole in 2 the first Box Cover holes 34 that become diagonal angles and the second Box Cover hole 35 with the big plane of second Box Cover 31.

Process equipment is selected: CNC milling machine; Process tool is selected: face milling cutters.

Adding man-hour, select for use the big plane 13 of first casing to be datum level, the first Box Cover hole 34 and the second Box Cover hole 35 are datum hole, can guarantee better that processing dimension meets required precision, will rough mill D plane 36 earlier in this operation, reason is present big plane 31 of second Box Cover or black skin.

2), shown in Fig. 3 c and Fig. 3 d, as datum level, become the 3rd Box Cover hole 37 at diagonal angle and the 4th Box Cover hole 38 with D plane 36 on the D plane 36 as location hole, mill the big plane 31 of second Box Cover.

As can be seen, with the face of last working procedure processing or hole machining benchmark as subsequent processing, this is that the utility model is adding a preferred processing station-keeping mode in man-hour, D plane 36 by an above operation is as datum level, and the big plane 31 of second Box Cover that processes like this can effectively guarantee its flatness.

3), with the big plane of second Box Cover as datum level, first Box Cover hole place first lug and place, the second Box Cover hole second lug make axial location, process all the second Box Cover straight holes and the second Box Cover screwed hole, and the finish-milling plane.

Process equipment is selected: four machining centers; Process tool is selected: face milling cutters, two blade milling cutters, drill bit, thread forming tap, cut tap.

The first Box Cover hole at one-tenth diagonal angle and the second Box Cover hole are owing to also need processing in this procedure, so can't be as location hole, so select the axial location of doing of first Box Cover hole place first lug and place, the second Box Cover hole second lug, processing dimension can be guaranteed in the scope intermediate value of required precision as far as possible.

Advantage of the present utility model is: adopt high-precision process equipment, select suitable cutter, utilize effectively location clamping mode, adjust suitable working process parameter, guarantee the size contact of product between each road manufacturing procedure, the processing of last operation guarantees the precision of processing final finished often for the place mat of back one preface, and determines the processing process that a cover helps producing in batches.

Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.

Claims

1. automobile water-cooling generator case body structure, comprise equipped mutually first casing (1), second casing (2) and second Box Cover (3), it is characterized in that: on the first casing cylindrical (11), be shaped on the cylindrical end face (12) that is used to locate, be shaped on the first casing screwed hole (12a) on the cylindrical end face (12); Described first casing (1) one side is shaped on the big plane of first casing (13), opposite side is shaped on false boss (14), is positioned at raised head face (14b) and boss endoporus (14a) on the false boss (14), is shaped at least one square groove (15) on false boss (14) wall; Be provided with the first casing endoporus (17) in described first casing (1), the described first casing cylindrical (11) is provided with the first casing peripheral groove (18) and the first casing straight hole (19).

2. automobile water-cooling generator case body structure according to claim 1 is characterized in that: square groove (15) quantity on described false boss (14) wall is three.

3. automobile water-cooling generator case body structure according to claim 1 and 2, it is characterized in that: described second casing (2) one sides are shaped on the big plane of second casing (21) that is used to locate, opposite side is shaped on plane on second casing (23), plane (23) are provided with race ring (27), the second box sealing groove (24) and second box body hole (25) on described second casing, are provided with centre bore (28) in described second casing (2).

4. automobile water-cooling generator case body structure according to claim 3 is characterized in that: be provided with the second casing endoporus (26) in described second casing (2), the second casing endoporus (26) is connected with described centre bore (28).

5. automobile water-cooling generator case body structure according to claim 4, it is characterized in that: described second Box Cover (3) comprises the big plane of second Box Cover (31) that is used to locate, and is shaped on two the first Box Cover hole (34) and second Box Cover holes (35) that become the diagonal angle to be provided with on the big plane of described second Box Cover (31).

6. automobile water-cooling generator case body structure according to claim 5 is characterized in that: described second Box Cover (3) is shaped on D plane (36), is shaped on into the 3rd Box Cover hole (37) and the 4th Box Cover hole (38) that the diagonal angle is provided with on D plane (36).

7. automobile water-cooling generator case body structure according to claim 6, it is characterized in that: described second Box Cover (3) is shaped on first lug (32) and second lug (33), be shaped on the first Box Cover hole (34) on described first lug (32), be shaped on the second Box Cover hole (35) on described second lug (33).