CN105458669B - The assembly tooling of camshaft - Google Patents
The assembly tooling of camshaft Download PDFInfo
- Publication number
- CN105458669B CN105458669B CN201510992291.1A CN201510992291A CN105458669B CN 105458669 B CN105458669 B CN 105458669B CN 201510992291 A CN201510992291 A CN 201510992291A CN 105458669 B CN105458669 B CN 105458669B
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- China
- Prior art keywords
- camshaft
- support member
- base
- support
- block
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
Abstract
The invention discloses a kind of assembly tooling of camshaft, and it includes base (5), support member, compacting part (2), press fitting part (3), power driving part (4)；Described power driving part (4) is connected to one end of base (5), and its clutch end is connected with press fitting part (3), and press fitting part (3) is slidably connected on base (5)；The quantity of the support member is multigroup, the supporting surface of one of which support member upper end is the inner concave arc surface that the reference plane (1 1) selected in design with camshaft (1) fits, the seal face of compacting part (2) is the acting surface to be offseted positioned at the standard shaft face (1 3) of camshaft (1) end, and the lower section of seal face is relative with the supporting surface of support member.After above structure, stress surface on camshaft is to separate with reference plane, ensure that the stress balance of whole camshaft, then keeps away and ensure that its follow-up assembling and normal work.
Description
Technical field
The present invention relates to the technical field of camshaft, is especially a kind of assembly tooling of camshaft.
Background technology
The manufacture method of traditional camshaft is mainly solid forging or casting, and cam and axle are an entirety, therefore this
The shortcomings that following be present in kind camshaft：Because the mach process behind camshaft is various, allowance can so be led with regard to big
Whole camshaft weight weight is caused, waste of material is more, is not easy to manufacture.Now more commonly used has assembled cam shaft, and it is closed
Key technology is the connection method of cam sleeve and axle.Present existing manufacture method has steel pipe inner swelling method, internal hydraulic pressure method, hot jacket
Method, powder metallurgic method and knurling connection method etc..But for some special camshafts, such as it is some when exhaust cam shaft, it
Need to be pressed some other irregular parts in the end of camshaft, such as signal wheel, square cam, steel ball etc., therefore, this
Kind camshaft structure is compared with traditional camshaft structure, and its complex contour is much.If using traditional press-fitting tool, it
The problem of existing be：Because the reference plane of camshaft was just set in the design phase of camshaft, traditional camshaft
In press-fitting tool, the camshaft with multiple cams that casting forms is placed on support, and applies at reference plane and compresses
Power, reference plane is set to be in stress surface at same position, in other words, before press fitting, the stress in reference plane, whole camshaft
Stress be balance.But the press fitting of these above-mentioned irregular parts is typically to be carried out in the end of camshaft, therefore,
After one end stress of camshaft, transfer force on whole camshaft, the active force of the stress point in reference plane easily occurs partially
Angle, these angled active forces have broken the stress balance of whole camshaft, and except being provided with thrust at reference plane,
It is easy to elsewhere due to force unbalance and caused deformation, once cam shaft distortion, then had a strong impact on its follow-up dress
Match somebody with somebody and normal work, therefore, traditional press-fitting tool is not appropriate for the press fitting of these camshafts with peculiar part.
The content of the invention
It can guarantee that cam will not deform during press fitting the technical problem to be solved by the invention is to provide one kind, from
And ensure camshaft press fitting after quality camshaft assembly tooling.
In order to solve the above technical problems, the assembly tooling of camshaft provided by the invention, it includes base, treated for fixation
The support member and compacting part of the camshaft of assembling, irregular shape wheel piece has been pre-placed it and by irregular shape wheel piece pressure
Press fitting part, power driving part on camshaft；Described power driving part is connected to one end of base, its power
Output end is connected with press fitting part, and press fitting part is slidably connected on base；The quantity of the support member is multigroup, wherein one
The inner concave arc surface that the supporting surface of group support member upper end fits for the reference plane selected in design with camshaft, compacting part
Seal face be the acting surface that is offseted positioned at the standard shaft face of camshaft mandrel end, and the branch of the lower section of seal face and support member
Support face is relative.
The quantity of the support member is four groups, from the tail end of camshaft to press fitting end be followed successively by first group of support member,
Second group of support member, the 3rd support member and the 4th support member；The upper end supporting surface of second group of described support member is
The inner concave arc surface to be fitted with the reference plane of camshaft, lower slide are connected on base；First group of support member and the 3rd
The upper end supporting surface of support part part is the inner concave arc surface to be fitted with the standard shaft face of camshaft, lower end and the adjustable connection of base；
The upper end supporting surface of 4th group of support member is the inner concave arc surface to be fitted with the standard shaft face of camshaft, and lower end is fixed with base to be connected
Connect；The quantity for being pressed part is two, and the seal face of two press fitting parts is located at first group of support member and the 4th group of branch respectively
Support part part has above supporting surface.
Second group of support member includes support block I and two L-shaped guide rails；The upper surface of described support block I be with
The concave arc supporting surface that the reference plane of camshaft fits, there is prominent draw runner respectively in two side walls of lower end；It is described
Two L-shaped guide rails are oppositely arranged and are fixedly connected on base, and the chute of inverted T-shaped, support block I are formed between two L-shaped guide rails
It is slidably connected at by the cooperation of draw runner and chute between two L-shaped guide rails.
Position adjusting mechanism is provided between described support block I and base；In the junction of support block I on described base
Provided with the first slide opening, part of the support block I below draw runner is adjustable side, and the adjustable side is located in the first slide opening, and is adjusting
Save the one end of end away from press fitting part and be provided with the spring retention hole for being equipped with spring set along camshaft axis direction, spring
The bottom hole of one end and spring retention hole pushes against, and the hole wall of the other end and the first slide opening pushes against.
First group of support member and the 3rd group of support member are two groups of support members of identical, every group of support member bag
Include support block II, support base and L-shaped press strip；Two L-shaped press strips in every group of support member are oppositely arranged and are fixedly connected on bottom
On seat, the indent of inverted T-shaped is formed between two L-shaped press strips；The upper end of described support base is provided with locating slot, the side wall of lower end two
It is provided with prominent positioning strip, support base is connected between two L-shaped press strips by the way that the cooperation of positioning strip and indent is adjustable；Institute
The upper surface for the support block II stated is the concave arc supporting surface being bonded with the standard shaft face of camshaft, and lower end passes through locating piece and branch
The locating slot positioning on seat is supportted, and support block II is fixedly connected by bolt with support base.
The 4th group of support member includes support block III, and the upper surface of the support block III is to be pasted with the standard shaft face of camshaft
The concave arc supporting surface of conjunction, lower end is bolted to connection on base.
Described press fitting part includes profiling set, connection cover, pressure mounting base, slide, line slideway, ceiling molding and lower press strip；
Described profiling set is detachably connected to one end of connection cover, and the other end of connection cover and one end of pressure mounting base connect, pressure mounting base
The other end and power driving part drive end connect；The lower end of pressure mounting base is fixedly connected with the upper end of slide, under slide
End is slidably connected with rail plate, and line slideway is fixedly connected on base；Ceiling molding is fixedly connected on the upper end of lower press strip, under
The lower end of press strip is fixedly connected with base, and ceiling molding forms inverted L-shaped press strip with pushing bar, and the edge of slide passes through ceiling molding
Compress.
The frock also includes the press fitting depth induction installation below base, and its depth location part is arranged on supporting part
On part, its depth perception answers part to be arranged on press fitting part.
The depth location part of described press fitting depth induction installation includes the first contiguous block, depth induction rod and spacing
Block, the upper end of the first contiguous block are connected with the bottom of the support member at camshaft reference plane, one end of depth induction rod
The lower end of the first contiguous block is detachably connected to, the other end and the limited block of depth induction rod are slidably connected, the upper end of limited block
It is fixedly connected with the bottom surface of base；The depth perception of described press fitting depth induction installation answers part to include the second contiguous block and sensing
Probe, the base of press fitting part installation place are provided with the second slide opening, and the upper end of the second contiguous block is fixed with being pressed the bottom of part
Connect and in the second slide opening, the lower end of the second contiguous block is connected with inductive probe, the sensitive surface and depth of inductive probe
The end face face of induction rod.
The end of camshaft between described press fitting part and support member is provided with determines for camshaft circumference angle
The location structure of position, the location structure include location-plate, positioning sliding block and support bar；Positioning sliding block is slidably connected at the second slide opening
On the base at place, the lower end of location-plate and the removable connection of positioning sliding block, the upper surface of location-plate is inclined-plane, one end of support bar
It is connected at the inclined-plane of location-plate upper end, the other end is welded with steel ball, and steel ball is connected in the hollow bore of camshaft.
After above structure, the present invention compared with prior art, has the following advantages that：
1) due to this assembly tooling compacting part to the seal face of camshaft with one of support member to camshaft
Reference plane be individually separated, in other words, stress surface on camshaft is to separate with reference plane, is not in the same face, because
This, even if stress during one end press fitting of camshaft, after transferring force on whole camshaft, according to support member and compacting part
Position relationship, make the stress point in reference plane active force avoid occur drift angle, so as to ensure that the stress of whole camshaft
Balance, then avoids the caused deformation because of disequilibrium of whole camshaft, ensure that its follow-up assembling and normal work, because
This, this press-fitting tool is adapted to these to have the press fitting of the camshaft of irregular shape wheel piece；
2) it is support at reference plane at second group of support member, this support member employs the knot for positioning of floating
Structure, i.e., spring is provided between support block I and base, so as to the difference of the reference plane of the different camshaft of trace regulation
Position, make the versatility of this assembly tooling higher；
3) press fitting depth induction installation is provided between support member and press-loading apparatus at second group, is changed into press fitting depth
The variable depth of activity, is improved the blocking degree of whole frock, more with versatility；
4) in addition, in camshaft close to the end set location structure of press fitting part, camshaft is made not to be pressed these not
During regular shape wheel piece, there is individual positioning to the angle of press fitting, so that the angles and positions of press fitting are more accurate, improve non-defective unit
Rate；Moreover, location-plate and the removable connection of positioning sliding block, therefore, it is fixed to be changed according to the installation requirement of different camshafts
Position plate, without changing whole location structure, conveniently operates, reduces cost.
Brief description of the drawings
Fig. 1 is the structural representation for the camshaft being related in the present invention.
Fig. 2 is the dimensional structure diagram of the assembly tooling of camshaft of the present invention.
Fig. 3 is the main structure diagram of the assembly tooling of camshaft of the present invention.
Fig. 4 is the overlooking the structure diagram of the assembly tooling of camshaft of the present invention.
Fig. 5 is the cross section structure diagram of the assembly tooling of camshaft of the present invention.
Fig. 6 is the structural representation of first group of support member and second group of support member in the present invention.
Fig. 7 is the structural representation for the depth location part for being pressed depth induction installation in the present invention.
Fig. 8 is the structural representation of support block II in the present invention.
Fig. 9 is the structural representation in A-A directions in Fig. 3.
Figure 10 is the structural representation of location structure in the present invention.
Figure 11 is the one of which structural representation that profiling covers in the present invention.
Figure 12 is the wherein another structural representation that profiling covers in the present invention.
Figure 13 is the structural representation for being pressed connection cover in part in the present invention.
Wherein, 1, camshaft；1-1, reference plane；1-2, irregular shape wheel piece；1-3, standard shaft face；2nd, compacting part；3、
It is pressed part；4th, power driving part；5th, base；6th, support block I；7th, L-shaped guide rail；8th, chute；9th, draw runner；10th, the first slide opening；
11st, support block II；12nd, support base；13rd, L-shaped press strip；14th, locating piece；15th, locating slot；16th, adjustable side；17th, spring retention hole；
18th, spring；19th, the first contiguous block；20th, depth induction rod；21st, limited block；22nd, positioning strip；23rd, support block III；24th, profiling
Set；25th, connection cover；26th, pressure mounting base；27th, the second slide opening；28th, inductive probe；29th, the second contiguous block；30th, slide；31st, straight line
Guide rail；32nd, ceiling molding；33rd, lower press strip；34th, positioning sliding block；35th, location-plate；36th, inclined-plane；37th, support bar；38th, steel ball；39、
Cushion block；41st, resigning breach；42nd, vertical raised line；43rd, long lumbar hole；44th, vertical groove.
Embodiment
The present invention is described in more detail with reference to the accompanying drawings and detailed description.
From the structural representation of the assembly tooling of the camshaft of the present invention shown in Fig. 1~Figure 10, it include base 5,
For fix camshaft 1 to be assembled support member and compacting part 2, be pre-placed irregular shape wheel piece 1-2 and will
Irregular shape wheel piece 1-2 is fitted in press fitting part 3, power driving part 4 on camshaft 1.Described power driving part 4
One end of base 5 is connected to, its clutch end is connected with press fitting part 3, and press fitting part 3 is slidably connected on base 5.It is described
The quantity of support member is multigroup, and the supporting surface of one of which support member upper end is the base selected in design with camshaft 1
The inner concave arc surface that quasi- face 1-1 fits, the seal face of compacting part 2 offset for the standard shaft face 1-3 positioned at the end of camshaft 1
Acting surface, and the lower section of seal face is relative with the supporting surface of support member.In the present embodiment, described compacting part 2 is
General clipper in the prior art.Power driving part 4 can take various forms, and optimum structure is cylinder assembly,
Can be hydraulic cylinder, the feed screw nut etc. of motor driven, and using cylinder assembly in the present embodiment.In addition, wherein one
Individual compacting part 2 is located most closely to the press fitting opening position of camshaft, makes one of stress surface of camshaft nearest from press-assembling surface,
So as to ensure that press fitting stress is more stable.
The quantity of the support member is four groups, from the tail end of camshaft to press fitting end be followed successively by first group of support member,
Second group of support member, the 3rd support member and the 4th support member.The upper end supporting surface of second group of described support member is
The inner concave arc surface to be fitted with the reference plane 1-1 of camshaft 1, lower slide are connected on base 5.First group of support member and
The upper end supporting surface of three support members is the inner concave arc surface to be fitted with the standard shaft face 1-3 of camshaft 1, and lower end can with base 5
Mode connects.The upper end supporting surface of 4th group of support member is the inner concave arc surface to be fitted with the standard shaft face 1-3 of camshaft 1, under
End is fixedly connected with base 5.The quantity for being pressed part 3 is two, and the seal face of two press fitting parts 3 is located at first group of branch respectively
Support part part and the 4th group of support member have above supporting surface.
Second group of support member includes support block I 6 and two L-shaped guide rails 7.The upper surface of described support block I 6 is
The concave arc supporting surface to be fitted with the reference plane 1-1 of camshaft 1, there is prominent draw runner respectively in two side walls of lower end
9.Described two L-shaped guide rails 7 are oppositely arranged and are fixedly connected on base 5, and the chute of inverted T-shaped is formed between two L-shaped guide rails 7
8, support block I 6 is slidably connected between two L-shaped guide rails 7 by the cooperation of draw runner 9 and chute 8.
Position adjusting mechanism is provided between described support block I 6 and base 5.In the company of support block I 6 on described base 5
Meet place and be provided with the first slide opening 10, part of the support block I 6 in draw runner below 9 is adjustable side 16, and the adjustable side 16 is located at the first slide opening
In 10, and it is provided with the one end of adjustable side 16 away from press fitting part 3 along what camshaft axis direction was set and is equipped with spring 18
Spring retention hole 17, the bottom hole of one end of spring 18 and spring retention hole 17 pushes against, the hole wall of the other end and the first slide opening 10
Push against.
First group of support member and the 3rd group of support member are two groups of support members of identical, every group of support member bag
Include support block II 11, support base 12 and L-shaped press strip 13；Two L-shaped press strips 13 in every group of support member are oppositely arranged and fixed
It is connected on base 5, the indent of inverted T-shaped is formed between two L-shaped press strips 13.The upper end of described support base 12 is provided with locating slot
15, the side wall of lower end two is provided with prominent positioning strip 22, the adjustable company of cooperation that support base 12 passes through positioning strip 22 and indent
It is connected between two L-shaped press strips 13.The upper surface of described support block II 11 is in being bonded with the standard shaft face 1-3 of camshaft 1
Arcs of recesses supporting surface, lower end is positioned by locating piece 14 and the locating slot 15 on support base 12, and support block II 11 passes through spiral shell
Bolt is fixedly connected with support base 12.
The 4th group of support member includes support block III 23, and the upper surface of the support block III 23 is the base with camshaft 1
The concave arc supporting surface of axial plane 1-3 fittings, lower end is bolted to connection on base 5.
Described press fitting part 3 includes profiling set 24, connection cover 25, pressure mounting base 26, slide 30, line slideway 31, upper pressure
Bar 32 and lower press strip 33.Described profiling set 24 is detachably connected to one end of connection cover 25, the other end and pressure of connection cover 25
One end connection of seat 26 is filled, the other end of pressure mounting base 26 is connected with the drive end of power driving part 4.The lower end of pressure mounting base 26 with
The upper end of slide 30 is fixedly connected, and lower end and the line slideway 31 of slide 30 are slidably connected, and line slideway 31 is fixedly connected on bottom
On seat 5.Ceiling molding 32 is fixedly connected on the upper end of lower press strip 33, and the lower end of lower press strip 33 is fixedly connected with base 5, ceiling molding 32
Inverted L-shaped press strip is formed with lower press strip 33, the edge of slide 30 is compressed by ceiling molding 32.
The frock also includes the press fitting depth induction installation positioned at the lower section of base 5, and its depth location part is arranged on support
On part, its depth perception answers part to be arranged on press fitting part 3.
The depth location part of described press fitting depth induction installation includes the first contiguous block 19, depth induction rod 20 and limit
Position block 21, the upper end of the first contiguous block 19 are connected with the bottom of the support member at the reference plane of camshaft 1, depth induction rod
20 one end is detachably connected to the lower end of the first contiguous block 19, and the other end of depth induction rod 20 slides with limited block 21 to be connected
Connect, the upper end of limited block 21 is fixedly connected with the bottom surface of base 5；The depth perception of described press fitting depth induction installation answers part bag
The second contiguous block 29 and inductive probe 28 are included, the base 5 of press fitting part 3 installation place is provided with the second slide opening 27, the second contiguous block
29 upper end is fixedly connected and in the second slide opening 27 with being pressed the bottom of part 3, the lower end connection of the second contiguous block 29
There are inductive probe 28, the sensitive surface of inductive probe 28 and the end face face of depth induction rod 20.
The end of camshaft 1 between described press fitting part 3 and support member, which is provided with, is used for 1 circumferential angle of camshaft
The location structure of positioning, the location structure include location-plate 35, positioning sliding block 34 and support bar 37.Positioning sliding block 34 is slidably connected
On the base 5 at the second slide opening 27, lower end and the 34 removable connection of positioning sliding block of location-plate 35, the upper surface of location-plate 35
For inclined-plane 36, one end of support bar 37 is connected at the inclined-plane 36 of the upper end of location-plate 35, and the other end is welded with steel ball 38, steel ball 38
It is connected in the hollow bore of camshaft 1.
In this assembly tooling, cushion block 39 is respectively equipped with the bottom surface both ends of base 5, the height of cushion block 39 have to be larger than bottom
5 times press fitting depth perceptions of seat answer the height of member distance base 5, and so, press fitting depth perception answers part just not encounter work-table
Face, and ensure the normal operation of assembly tooling.
In addition, on the top surface of base 5 along its length be provided with indent mounting surface, the first slide opening 10, the second slide opening 27,
First group and 12, second groups and the 4th group support member of support base in the 3rd group of support member and the straight line in press fitting part
Guide rail etc. is installed on mounting surface, on the one hand reduces the machining accuracy of base 5, on the other hand also makes support and press fitting cam
The part of axle 1 is in same level, more ensure that the assembly precision of press fitting.
Described profiling set 24 is detachably connected to one end of connection cover 25, can be divided into center as shown in fig. 11
Profiling set 24 of the profile for circular irregular shape wheel piece, profiling set 24 and connection as shown in Fig. 13 are socketed in hole
The connection of lid 25, connected by the screw set on four corners.In addition, in order to get out of the way connection cover 25 and pressure mounting base
The position of the bolt head of the fixing bolt of 26 connections, the edge of the front and rear sides of profiling set 24 is also provided with semicircular allow
Position breach 41.Simultaneously in order to micro adjustment assembly position, long lumbar hole 43 is provided with the bolts assemblies of connection cover 25.
But for the square irregular shape wheel piece shown in accompanying drawing 12 for, it direction positioning seems very
Important, therefore, profiling set 24 is positioned to ensure its accuracy in some angle.Set in accompanying drawing 12 on the end face of profiling set 24
There is the vertical raised line 42 through center, and the end face of the connection cover 25 in accompanying drawing 13 is perpendicular provided with what is be engaged with vertical raised line 42
To groove 44.It is meanwhile general in order to have when coordinating the profiling of other structures set 24 to be assembled with connection cover 25 and pressure mounting base 26
Property, what the other structures of connection cover 25 were just as.
In the depth location part of second group of support member bottom, the lower end of the first contiguous block 19 is removable to be connected with depth
Degree induction rod 20 refers to that the lower end of the first contiguous block 19 is provided through the open slot 45 of the mounting hole of depth induction rod 20, and by
After the lower end of the first contiguous block 19 that open slot 45 separates is connected by bolt and nut, depth induction rod 20 is set to be locked in the first company
Connect on block 19.
In location structure, the lower end of location-plate 35 is detachably connected on positioning sliding block 34, refers to positioning sliding block
34 lower slide is connected in the second slide opening 27 of base 5, and upper end is provided with the square groove that can house location-plate 35, location-plate
After 35 lower end is placed in square groove, bolt is screwed into downwards from the bottom of positioning sliding block 34, and location-plate 35 and positioning are slided
Block 34 is fixed together.And when the camshaft of different setting angles carries out the press fitting of irregular shape wheel piece, then change not
With the location-plate 35 at angle of inclination, location structure now need not be entirely changed, only location-plate 35 need to be pulled down, can save
Material, save cost.
The operation principle of the assembly tooling of this camshaft is：Camshaft 1 is placed on the supporting member first, paying attention to will be convex
The reference plane 1-1 of wheel shaft 1 is directed at the concave arc supporting surface in support block I 6 in second group of support member, further according to stress surface
The operating position of the micro adjustment support block I 6 in position.Now, compacting part 2 is compressed, is made in first group of support member and the 4th
Compacting part 2 is pressed with group support member.Selected successively then according to variform irregular shape wheel piece 1-2 different
Profiling set 24 is connected with connection cover 25, and the irregular shape wheel piece 1-2 that shape matches is put into profiling set 24.Then start
As the cylinder assembly of power driving part 5, piston rod is outwards ejected, promote pressure mounting base 26 and slide 30 in line slideway 31
On moved to the direction of camshaft 1, until the press fitting depth perception for being connected to press fitting part 3 bottom answers inductive probe 28 in part to sense
The position for having arrived depth induction rod 20 is just stopped, and now, irregular shape wheel piece 1-2 press fittings are completed.The negative side of power driving part 5
To operation, press fitting part 3 is exited camshaft, open compacting part 2, take out the camshaft that press fitting is completed.
It is described above, only it is preferably feasible implementation example of the invention, it is impossible to therefore limit to the interest field of the present invention,
For those skilled in the art, it is all made with technical scheme and technical concept other are various corresponding
Change should all belong within the protection domain of the claims in the present invention.
Claims (7)
- A kind of 1. assembly tooling of camshaft, it is characterised in that：It includes base (5), for fixing camshaft to be assembled (1) Support member and compacting part (2), be pre-placed irregular shape wheel piece (1-2) and by irregular shape wheel piece (1-2) Press fitting part (3), the power driving part (4) being fitted on camshaft (1)；Described power driving part (4) is connected to bottom One end of seat (5), its clutch end are connected with press fitting part (3), and press fitting part (3) is slidably connected on base (5)；It is described The quantity of support member is multigroup, and the supporting surface of one of which support member upper end is to be selected with camshaft (1) in design The inner concave arc surface that reference plane (1-1) fits, the seal face of compacting part (2) are the standard shaft face (1- positioned at camshaft (1) end 3) acting surface to offset, and the lower section of seal face is relative with the supporting surface of support member；The quantity of the support member is four groups, and first group of support member, second are followed successively by from the tail end of camshaft to press fitting end Group support member, the 3rd support member and the 4th support member；The upper end supporting surface of second group of described support member be with it is convex The inner concave arc surface that the reference plane (1-1) of wheel shaft (1) fits, lower slide are connected on base (5)；First group of support member and The upper end supporting surface of 3rd support member is the inner concave arc surface to be fitted with the standard shaft face of camshaft (1) (1-3), lower end and bottom Seat (5) adjustable connection；The upper end supporting surface of 4th group of support member is to be fitted with the standard shaft face (1-3) of camshaft (1) Inner concave arc surface, lower end are fixedly connected with base (5)；The quantity of compacting part (2) is two, the compression of two compacting parts (2) Face is respectively above the supporting surface of first group of support member and the 4th group of support member；Second group of support member includes support block I (6) and two L-shaped guide rails (7)；The upper surface of described support block I (6) The concave arc supporting surface to be fitted for the reference plane (1-1) with camshaft (1), have respectively in two side walls of lower end and protrude Draw runner (9)；Described two L-shaped guide rails (7) are oppositely arranged and are fixedly connected on base (5), between two L-shaped guide rails (7) The chute (8) of inverted T-shaped is formed, support block I (6) is slidably connected at two L-shaped guide rails by the cooperation of draw runner (9) and chute (8) (7) between；First group of support member and the 3rd group of support member are two groups of support members of identical, and every group of support member includes branch Bracer II (11), support base (12) and L-shaped press strip (13)；Two L-shaped press strips (13) in every group of support member are oppositely arranged simultaneously It is fixedly connected on base (5), the indent of inverted T-shaped is formed between two L-shaped press strips (13)；The upper end of described support base (12) Provided with locating slot (15), the side wall of lower end two is provided with prominent positioning strip (22), support base (12) by positioning strip (22) with The cooperation of indent is adjustable to be connected between two L-shaped press strips (13)；The upper surface of described support block II (11) is and cam The concave arc supporting surface of standard shaft face (1-3) fitting of axle (1), lower end passes through the positioning on locating piece (14) and support base (12) Groove (15) is positioned, and support block II (11) is fixedly connected by bolt with support base (12).
- 2. the assembly tooling of camshaft according to claim 1, it is characterised in that：Described support block I (6) and base (5) position adjusting mechanism is provided between；The first slide opening (10) is provided with the junction of support block I (6) on described base (5), Part of the support block I (6) in draw runner (9) below is adjustable side (16), and the adjustable side (16) is located in the first slide opening (10), and The bullet for being equipped with spring (18) set along camshaft axis direction is provided with the one end of adjustable side (16) away from press fitting part (3) Spring accommodating hole (17), one end of spring (18) and the bottom hole abutting in spring retention hole (17), the other end and the first slide opening (10) Hole wall pushes against.
- 3. the assembly tooling of camshaft according to claim 1, it is characterised in that：The 4th group of support member includes branch Bracer III (23), the upper surface of the support block III (23) are the concave arc support being bonded with the standard shaft face (1-3) of camshaft (1) Face, lower end are bolted to connection on base (5).
- 4. the assembly tooling of camshaft according to claim 1, it is characterised in that：Described press fitting part (3) includes imitative Shape set (24), connection cover (25), pressure mounting base (26), slide (30), line slideway (31), ceiling molding (32) and lower press strip (33)； Described profiling set (24) is detachably connected to one end of connection cover (25), the other end and the pressure mounting base (26) of connection cover (25) One end is connected, and the other end of pressure mounting base (26) is connected with the drive end of power driving part (4)；The lower end of pressure mounting base (26) and cunning The upper end of seat (30) is fixedly connected, and lower end and the line slideway (31) of slide (30) are slidably connected, and line slideway (31) is fixed to be connected It is connected on base (5)；Ceiling molding (32) is fixedly connected on the upper end of lower press strip (33), lower end and the base (5) of lower press strip (33) It is fixedly connected, ceiling molding (32) forms inverted L-shaped press strip with lower press strip (33), and the edge of slide (30) passes through ceiling molding (32) Compress.
- 5. the assembly tooling of camshaft according to claim 1, it is characterised in that：The frock also includes being located at base (5) The press fitting depth induction installation of lower section, its depth location part are installed on the supporting member, and its depth perception answers part to be arranged on pressure Fill on part (3).
- 6. the assembly tooling of camshaft according to claim 5, it is characterised in that：Described press fitting depth induction installation Depth location part includes the first contiguous block (19), depth induction rod (20) and limited block (21), the first contiguous block (19) it is upper The bottom with the support member at camshaft (1) reference plane is held to be connected, the removable connection in one end of depth induction rod (20) In the lower end of the first contiguous block (19), the other end and the limited block (21) of depth induction rod (20) are slidably connected, limited block (21) Upper end be fixedly connected with the bottom surface of base (5)；The depth perception of described press fitting depth induction installation answers part to include the second company Block (29) and inductive probe (28) are connect, the base (5) of press fitting part (3) installation place is provided with the second slide opening (27), the second connection The upper end of block (29) is fixedly connected with the bottom of press fitting part (3) and in the second slide opening (27), the second contiguous block (29) Lower end be connected with inductive probe (28), the sensitive surface of inductive probe (28) and the end face face of depth induction rod (20).
- 7. the assembly tooling of camshaft according to claim 6, it is characterised in that：Described press fitting part (3) and support The end of camshaft (1) between part is provided with the location structure for being used for the circumferential angle positioning of camshaft (1), the location structure Including location-plate (35), positioning sliding block (34) and support bar (37)；Positioning sliding block (34) is slidably connected at the second slide opening (27) place Base (5) on, the lower end of location-plate (35) and positioning sliding block (34) removable connection, the upper surface of location-plate (35) is inclined-plane (36), one end of support bar (37) is connected to inclined-plane (36) place of location-plate (35) upper end, and the other end is welded with steel ball (38), steel Ball (38) is connected in the hollow bore of camshaft (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510992291.1A CN105458669B (en) | 2015-12-25 | 2015-12-25 | The assembly tooling of camshaft |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510992291.1A CN105458669B (en) | 2015-12-25 | 2015-12-25 | The assembly tooling of camshaft |
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| CN105458669A CN105458669A (en) | 2016-04-06 |
| CN105458669B true CN105458669B (en) | 2017-12-15 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105751116B (en) * | 2016-04-11 | 2017-12-01 | 湖州圣龙汽车动力系统有限公司 | The clamping device of assembled cam shaft overhead cam piece |
| CN107186461A (en) * | 2017-04-20 | 2017-09-22 | 常州市盛士达汽车空调有限公司 | The device that a kind of pipe fitting both-end press-fits |
| CN106984962A (en) * | 2017-06-01 | 2017-07-28 | 四川银钢通凸轮轴有限公司 | One kind pressure signal wheel frock |
| CN107363517B (en) * | 2017-08-31 | 2023-08-15 | 绵阳华晨瑞安汽车零部件有限公司 | Camshaft pin assembly device |
| CN108127368A (en) * | 2017-11-07 | 2018-06-08 | 武汉船用机械有限责任公司 | The assembly tooling of a kind of hole and axis and assembly method |
| CN111822976B (en) * | 2019-04-16 | 2022-07-01 | 陕西万方汽车零部件有限公司 | Improved expansion press-fitting system and method thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3126280C1 (en) * | 1981-07-03 | 1983-01-13 | Ford-Werke AG, 5000 Köln | Camshaft bearings |
| KR100921086B1 (en) * | 2007-12-13 | 2009-10-08 | 현대자동차주식회사 | Cam gear pressing apparatus |
| CN201366615Y (en) * | 2009-03-17 | 2009-12-23 | 河南中轴集团有限公司 | Assembly machine used for manufacturing assembly-type cam shaft |
| CN202639786U (en) * | 2012-04-16 | 2013-01-02 | 安徽海川重工科技有限公司 | Balance shaft support press fitting platform |
| CN103072003B (en) * | 2012-12-27 | 2015-04-08 | 宁波圣龙汽车动力系统股份有限公司 | Assembling mechanism for assembled cam shaft |
| CN203557335U (en) * | 2013-10-18 | 2014-04-23 | 宁波圣龙浦洛西凸轮轴有限公司 | Assembling device for signal wheel of camshaft |
| CN103978358B (en) * | 2014-05-26 | 2017-01-04 | 奇瑞汽车股份有限公司 | A kind of camshaft woodruff key pressing machine |
| CN205309718U (en) * | 2015-12-25 | 2016-06-15 | 宁波圣龙浦洛西凸轮轴有限公司 | Assembly fixture of camshaft |
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2015
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Address after: 315100 No. 788, JINDA Road, Yinzhou District, Ningbo City, Zhejiang Province Patentee after: Ningbo Shenglong Zhizao camshaft Co.,Ltd. Address before: No. 788, JINDA Road, investment and entrepreneurship center, Yinzhou District, Ningbo City, Zhejiang Province, 315104 Patentee before: NINGBO SHENGLONG PCL CAMSHAFTS CO.,LTD. |