CN105252295B - The clamping tool and its processing method of clump weight - Google Patents
The clamping tool and its processing method of clump weight Download PDFInfo
- Publication number
- CN105252295B CN105252295B CN201510639281.XA CN201510639281A CN105252295B CN 105252295 B CN105252295 B CN 105252295B CN 201510639281 A CN201510639281 A CN 201510639281A CN 105252295 B CN105252295 B CN 105252295B
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- China
- Prior art keywords
- clump weight
- hole
- column
- mounting portion
- mounting hole
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- 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
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/28—Counterweights, i.e. additional weights counterbalancing inertia forces induced by the reciprocating movement of masses in the system, e.g. of pistons attached to an engine crankshaft; Attaching or mounting same
Abstract
The invention discloses the clamping tools and its processing method of a kind of clump weight, this clamping tool can be accurately positioned clump weight, process the higher mounting hole of precision, and then it can be positioned by mounting hole, process the higher location hole of precision, the qualified productivity of clump weight is substantially increased, using effect is preferable.Clamping tool includes pedestal, pedestal one end is equipped with the boss for being used to support clump weight weightening portion, the other end of pedestal is equipped with the support column for being used to support clump weight mounting portion, two columns are additionally provided on pedestal, one of column is located at outside the boss, another column is located on the outside of support column, and the pressing plate for vertically compressing clump weight is respectively provided at the top of each column.Processing method includes casting and forming clump weight, and clump weight mounting hole interpolation keyseat rough mills A end faces, the B end faces of mounting portion；The B end faces of finish-milling clump weight；Cut with scissors mounting hole, boring mounting hole；Cut with scissors location hole, boring location hole.
Description
Technical field
The present invention relates to automotive transmission technical field, clamping tool and its processing side more particularly to a kind of clump weight
Method.
Background technology
Automotive transmission as one of component most important in car transmissions, carry change entire automobile torque and
The important task of rotating speed and automobile gear shift.With continuous improvement of the consumer to driver comfort, at present, some automobile gearboxes are
Improve shift-feel and generally take the mode for increasing clump weight.Due to the clump weight that counterweight block structure is complicated, irregular, traditional
Clamping precision is relatively low, and the machining accuracy for leading to clump weight mounting hole, location hole is low, and therefore, the qualification rate of clump weight processing is very low,
Waste product is more, and easily dress unmatches product loosening after clump weight or fit on clump weight to gearbox, and noise, user occurs
Using effect is poor.
Invention content
Clamping tool and its processing side it is an object of the invention to overcome the deficiencies of the prior art and provide a kind of clump weight
Method, this clamping tool can be accurately positioned clump weight, process the higher mounting hole of precision, and then can determine by mounting hole
Position, processes the higher location hole of precision, substantially increases the qualified productivity of clump weight, using effect is preferable.
The object of the present invention is achieved like this：
A kind of clamping tool of clump weight includes the pedestal of rectangular plate, and the one end of the pedestal along longitudinal direction, which is equipped with, to be used
Boss in support clump weight weightening portion, the other end of pedestal are equipped with the support column for being used to support clump weight mounting portion, the bottom
Two columns being additionally provided on seat to be located along the same line with boss, support column, one of column is located at outside the boss, another
Column is located on the outside of support column, and the pressing plate for vertically compressing clump weight is respectively provided at the top of each column.
In order to clump weight longitudinal register, improve positioning accuracy, it is preferable that be respectively provided on each column the bottom of along
Seat is longitudinally extended, and the holding screw for holding out against clump weight, and each holding screw difference thread fitting is stood in corresponding
On column.
In order to which pressing plate is made effectively to compress clump weight, prevented positioning, it is preferable that the pressing plate be in strip, one of pressing plate
Divide positioned at the surface of column for being connect with column, another part of pressing plate is located at for compressing clump weight on the inside of column, pressure
The part being located at right over column of plate is longitudinally set along pressing plate there are two connecting hole, and two connecting holes pass through bolt and column respectively
It is fixedly connected, wherein, the connecting hole adjacent with clump weight is the bar hole being longitudinally extended along pressing plate.
A kind of processing method of clump weight, this method carry out according to the following steps：
Step 1, casting and forming clump weight, the clump weight cast out include weightening portion, mounting portion and are connected to weightening
Connecting plate between portion, mounting portion, forms reinforcing rib on a face of connecting plate, the both ends of the reinforcing rib respectively with weightening
Portion, mounting portion connection, the weightening portion in a rectangular parallelepiped shape, thereon, lower face be parallel to plane where connecting plate, the installation
Portion is cylindrical, and for the axis of cylindric mounting portion perpendicular to the plane where connecting plate, the A end faces of mounting portion protrude connecting plate institute
In plane, connecting pole is formed, the B end faces of mounting portion, the abutting end of reinforcing rib are contour, and mounting hole, positioning are formed on mounting portion
Hole, the mounting hole and mounting portion are coaxial, and the location hole deviates from the one of connecting plate perpendicular to mounting hole, and positioned at mounting hole
Side, the mounting hole, positioning bore portion intersect；
Step 2, upward, clump weight is fixed on clamping tool for the A end faces of mounting portion, rough mills the A end faces of mounting portion；
Step 3, upward, with the connecting pole of four paws clamping clump weight, radially fixed clump weight is rough milled for the B end faces of mounting portion
The B end faces of mounting portion；
Step 4, upward, clump weight is fixed on clamping tool for the A end faces of mounting portion, the B end faces of finish-milling clump weight；
Step 5, the B end faces of mounting portion upward, with four paws clamping clump weight connecting pole, radially fixed clump weight, from
The reinforcing rib end of pouring weight is cut, hinge mounting hole, boring mounting hole；
Step 6, in clump weight mounting hole interpolation keyseat, which is located at mounting hole close to the side of connecting plate；
Step 7, it is positioned by mounting hole, hinge location hole, boring location hole.
In order to be positioned by mounting hole to clump weight, the machining accuracy of location hole is improved, it is preferable that adopted in step 7
Clamping is carried out to clump weight with fixture, the fixture includes stent, and the stent is integrally U-shaped, one wall fixed weight block
Locating rod, the clamping device of another wall fixed weight block, the locating rod, clamping device are oppositely arranged,
The locating rod integrally in step type, fix by major diameter section and the stent of locating rod, and the shaft shoulder of locating rod is used for matching
Pouring weight axially position, for the mounting hole clearance fit with clump weight, the side of locating rod path section is set the path section of locating rod
It puts for the positioning key circumferentially positioned to clump weight, the opposite side of locating rod sets the circular groove for stepping down to cutter；
The clamping device includes cylinder and cylindrical fixing body, and the axial hole and locating rod of fixing body are coaxial,
The wall of the fixing body is equipped with multiple mandrils axially extending along fixing body, and the multiple mandril is uniform along the circumferential direction of fixing body
Distribution, each mandril distinguish the pilot hole that thread fitting is equipped in fixing body, and pilot hole is stretched out in the front end of mandril, the mandril
Neck is equipped with lock nut, and the rear end face of lock nut is contacted with the front end face of fixing body, forms the locking of mandril, the installation
A connecting seat is fixed in the rear end of body, and the rear end setting connector of the connecting seat and the piston rod of cylinder connect, the cylinder
Cylinder body is fixed with bottom plate；
During clamped condition, cylinder pushes fixing body, the axial hole of fixing body is sleeved in the path section of locating rod, between formation
Gap coordinates.
In order to improve the locating effect of mandril, it is preferable that the spherical shape in front end of the mandril.
Preferably, the quantity of the mandril is four, and four mandrils are evenly distributed on fixing body.
Preferably, the pilot hole is through-hole.
Preferably, the connector is cylindrical in shape, and connector upper edge is radially provided with screw hole.
By adopting the above-described technical solution, this clamping tool can be accurately positioned clump weight, it is higher to process precision
Mounting hole, and then can be positioned by mounting hole, process the higher location hole of precision, substantially increase the qualification of clump weight
Productivity, using effect are preferable.
Description of the drawings
Fig. 1 is the structure diagram of the clamping tool of clump weight；
Fig. 2 is the structure diagram of pressing plate；
Fig. 3 is the structure diagram of fixture；
Fig. 4 is the structure diagram of locating rod；
Fig. 5 is the schematic rear view of Fig. 4；
Fig. 6 is the structure diagram of clamping device；
The right side that Fig. 7 is Fig. 6 regards schematic diagram；
Fig. 8 is the structure diagram of clump weight.
Reference numeral
In attached drawing, 11 be pedestal, and 12 be boss, and 13 be support column, and 14 be column, and 15 be pressing plate, and 16 be holding screw, 17
For connecting hole；
21 be stent, and 22 be locating rod, and 23 be clamping device, and 24 be positioning key, and 25 be circular groove, and 26 be cylinder,
27 be fixing body, and 28 be mandril, and 29 be lock nut, and 210 be connecting seat, and 211 be connector；
31 be mounting portion, and 32 be weightening portion, and 33 be mounting hole, and 34 be location hole, and 35 be connecting plate, and 36 be reinforcing rib, 37
For keyway.
Specific embodiment
Referring to Fig. 1, Fig. 2, a kind of clamping tool of clump weight, the pedestal 11 including rectangular plate, 11 edge of pedestal
One end of longitudinal direction is equipped with the boss 12 for being used to support clump weight weightening portion 32, and the other end of pedestal 11, which is equipped with, is used to support clump weight
The support column 13 of mounting portion 31.
Two columns 14 are additionally provided on the pedestal 11 to be located along the same line with boss 12, support column 13, one of them
Column 14 is located at 12 outside of boss, another column 14 is located at 13 outside of support column, and the top of each column 14 is respectively provided with
Vertically compress the pressing plate 15 of clump weight.The pressing plate 15 is in strip, the part of pressing plate 15 be located at column 14 just on
Side with column 14 for connecting, and another part of pressing plate 15 is located at 14 inside of column for compressing clump weight, and pressing plate 15 is located at
Part right over column 14 is set along 15 longitudinal direction of pressing plate there are two connecting hole 17, and two connecting holes 17 pass through bolt and column respectively
14 are fixedly connected, wherein, the connecting hole 17 adjacent with clump weight is the bar hole being longitudinally extended along pressing plate 15.Each column 14
On be respectively provided with along pedestal 11 and be longitudinally extended, and the holding screw 16 for holding out against clump weight, each holding screw 16
Thread fitting is on corresponding column 14 respectively.
A kind of processing method of clump weight, this method carry out according to the following steps：
Step 1, casting and forming clump weight, the clump weight cast out include weightening portion 32, mounting portion 31 and are connected to increasing
Connecting plate 35 between weight portion 32, mounting portion 31 forms reinforcing rib 36 on a face of connecting plate 35, the reinforcing rib 36
Both ends are connect respectively with weightening portion 32, mounting portion 31, the weightening portion 32 in a rectangular parallelepiped shape, thereon, lower face be parallel to connection
Plane where plate 35, the mounting portion 31 is cylindrical, and the axis of cylindric mounting portion 31 is perpendicular to 35 place of connecting plate
Plane, the A end faces of mounting portion 31 protrude 35 place plane of connecting plate, form connecting pole, the B end faces of mounting portion 31, reinforcing rib 36
Abutting end it is contour, mounting hole 33, location hole 34 are formed on mounting portion 31, the mounting hole 33 and mounting portion 31 are coaxial, institute
Location hole 34 is stated perpendicular to mounting hole 33, and deviates from the side of connecting plate 35, the mounting hole 33, location hole positioned at mounting hole 33
Intersect 34 parts；
Step 2, clump weight upward, is fixed on any clamping work of Claims 1-4 by the A end faces of mounting portion 31
On tool, the A end faces of mounting portion 31 are rough milled；
Step 3, the B end faces of mounting portion 31 upward, with four paws clamping clump weight connecting pole, radially fixed clump weight, slightly
The B end faces of milling mounting portion 31；
Step 4, upward, clump weight is fixed on clamping tool for the A end faces of mounting portion 31, the B end faces of finish-milling clump weight；
Specially：The weightening portion 32 of clump weight is placed on boss 12, the mounting portion 31 of clump weight is placed on support column 13, is propped up
Dagger 13 is located at 33 outside of mounting hole, turns the bolt on the connecting hole 17 opposite with clump weight, completes pressing plate to clump weight
It just compresses, bar shaped connecting hole 17 can the adaptively angle of inclination of pressing plate in the plane, then tighten the spiral shell on bar shaped connecting hole 17
Bolt completes pressing plate to the compression of clump weight, finally tightens the holding screw 16 on column 14, complete to determine the longitudinal direction of clump weight
Position.Certainly, column 14 laterally can also add a pair along pedestal 11, complete the located lateral to clump weight, locating effect is more preferable.
Step 5, the B end faces of mounting portion 31 upward, with four paws clamping clump weight connecting pole, radially fixed clump weight, from
36 end of reinforcing rib of clump weight is cut, hinge mounting hole 33, boring mounting hole 33；
Step 6, in 33 interpolation keyseat 37 of clump weight mounting hole, which is located at mounting hole 33 close to connecting plate 35
Side；
Step 7, it is positioned by mounting hole 33, hinge location hole 34, boring location hole 34.
Referring to Fig. 3 to Fig. 7, clamping carries out clump weight using fixture in step 7, the fixture includes stent 21, described
Whole U-shaped, the locating rod 22 of one wall fixed weight block of stent 21, the clamping device 23 of another wall fixed weight block are described
Locating rod 22, clamping device 23 are oppositely arranged,
The locating rod 22 is whole in step type, and major diameter section and the stent 21 of locating rod 22 are fixed, the shaft shoulder of locating rod 22
For to clump weight axially position, the path section of locating rod 22 to be for 33 clearance fit of mounting hole with clump weight, locating rod 22
The side of path section is set for the positioning key 24 circumferentially positioned to clump weight, and the opposite side of locating rod 22 is set for cutter
The circular groove 25 of resigning；
The clamping device 23 includes cylinder 26 and cylindrical fixing body 27, and the axial hole of fixing body 27 is with determining
Position bar 22 is coaxial, and the wall of the fixing body 27 is equipped with multiple mandrils 28 axially extending along fixing body 27, the multiple mandril
28 are uniformly distributed along the circumferential direction of fixing body 27, and in the present embodiment, the quantity of the mandril 28 is four, and four mandrils 28 uniformly divide
Cloth is on fixing body 27.Preferably, the spherical shape in the front end of the mandril.Each mandril 28 respectively thread fitting in being set on fixing body
Some pilot holes, it is preferable that the pilot hole is through-hole.Pilot hole is stretched out in the front end of mandril 28, and the neck of the mandril 28 is set
There is lock nut 29, the rear end face of lock nut 29 is contacted with the front end face of fixing body 27, forms the locking of mandril 28, the peace
A connecting seat 210 is fixed in the rear end of dress body, and the rear end setting connector 211 and the piston rod of cylinder 26 of the connecting seat 210 connect
It connects, it is preferable that the connector is cylindrical in shape, and connector upper edge is radially provided with screw hole, and connector is connected by screw cylinder 26
Piston rod.The cylinder body of the cylinder 26 is fixed with stent 21.
During clamped condition, cylinder 26 pushes fixing body 27, and the axial hole of fixing body 27 is sleeved on to the path section of locating rod 22
On, clearance fit is formed, the front end of each mandril 29 holds out against the mounting portion of clump weight, forms the axial limiting of clump weight, locating rod
On positioning key 24 coordinate with the keyway 37 on clump weight, form the circumferential limiting of clump weight, the circular groove in locating rod
25 is corresponding with location hole 34, for processing location hole 34, steps down to cutter, prevents to interfere, on the other hand, due to positioning
Bar completely fills mounting hole 33, when processing location hole 34, will not generate burr in the intersection of mounting hole 33, location hole 34,
Flash removed process is eliminated, since the difficulty of flash removed is quite big inside clump weight, greatly reduce processing cost.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
It crosses above preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (5)
1. a kind of processing method of clump weight, it is characterised in that this method carries out according to the following steps：
Step 1, casting and forming clump weight, the clump weight cast out include weightening portion, mounting portion and are connected to weightening portion, peace
Connecting plate between dress portion, forms reinforcing rib on a face of connecting plate, the both ends of the reinforcing rib respectively with weightening portion, peace
Dress portion connects, the weightening portion in a rectangular parallelepiped shape, thereon, lower face be parallel to plane where connecting plate, the mounting portion is in
Cylindric, perpendicular to the plane where connecting plate, the A end faces of mounting portion protrude connecting plate place and put down the axis of cylindric mounting portion
Face forms connecting pole, and the B end faces of mounting portion, the abutting end of reinforcing rib are contour, and mounting hole, location hole, institute are formed on mounting portion
It is coaxial with mounting portion to state mounting hole, the location hole is located at the side that mounting hole deviates from connecting plate perpendicular to mounting hole, described
Mounting hole, positioning bore portion intersect；
Step 2, upward, clump weight is fixed on clamping tool for the A end faces of mounting portion, rough mills the A end faces of mounting portion；
Step 3, upward, with the connecting pole of four paws clamping clump weight, radially fixed clump weight rough mills installation for the B end faces of mounting portion
The B end faces in portion；
Step 4, upward, clump weight is fixed on clamping tool for the A end faces of mounting portion, the B end faces of finish-milling clump weight；
The clamping tool includes the pedestal of rectangular plate, and the one end of the pedestal along longitudinal direction, which is equipped with, is used to support clump weight increasing
The boss in weight portion, the other end of pedestal are equipped with the support column for being used to support clump weight mounting portion, two are additionally provided on the pedestal
Column is located along the same line with boss, support column, and one of column is located at outside the boss, another column is located at support column
Outside is respectively provided with the pressing plate for vertically compressing clump weight at the top of each column；
It is respectively provided with along pedestal and is longitudinally extended on each column, and the holding screw for holding out against clump weight, it is described each
Holding screw distinguishes thread fitting on corresponding column；
The pressing plate is in strip, and a part for pressing plate is located at the surface of column for being connect with column, another part of pressing plate
For compressing clump weight on the inside of the column, the part being located at right over column of pressing plate longitudinally sets that there are two connect along pressing plate
Hole, two connecting holes are fixedly connected respectively by bolt with column, wherein, the connecting hole adjacent with clump weight is along pressing plate longitudinal direction
The bar hole of extension；
Step 5, the B end faces of mounting portion upward, the connecting pole of clump weight, radially fixed clump weight, from clump weight are clamped with four paws
Reinforcing rib end cut, hinge mounting hole, boring mounting hole；
Step 6, in clump weight mounting hole interpolation keyseat, which is located at mounting hole close to the side of connecting plate；
Step 7, it is positioned by mounting hole, hinge location hole, boring location hole；
Clamping carries out clump weight using fixture in step 7, the fixture includes stent, and the stent is integrally U-shaped, one wall
The locating rod of fixed weight block, the clamping device of another wall fixed weight block, the locating rod, clamping device are oppositely arranged,
The locating rod integrally in step type, fix by major diameter section and the stent of locating rod, and the shaft shoulder of locating rod is used for clump weight
Axially position, the path section of locating rod for the mounting hole clearance fit with clump weight, use by the side setting of locating rod path section
In the positioning key circumferentially positioned to clump weight, the opposite side of locating rod sets the circular groove for stepping down to cutter；
The clamping device includes cylinder and cylindrical fixing body, and the axial hole and locating rod of fixing body are coaxial, described
The wall of fixing body is equipped with multiple mandrils axially extending along fixing body, and the multiple mandril uniformly divides along the circumferential of fixing body
Cloth, each mandril distinguish the pilot hole that thread fitting is equipped in fixing body, and pilot hole, the neck of the mandril are stretched out in the front end of mandril
Portion is equipped with lock nut, and the rear end face of lock nut is contacted with the front end face of fixing body, forms the locking of mandril, the fixing body
Rear end fix a connecting seat, the rear end setting connector of the connecting seat and the piston rod of cylinder connect, the cylinder of the cylinder
Body is fixed with bottom plate；
During clamped condition, cylinder pushes fixing body, and the axial hole of fixing body is sleeved in the path section of locating rod, forms gap and matches
It closes.
2. the processing method of clump weight according to claim 1, it is characterised in that：The spherical shape in front end of the mandril.
3. the processing method of clump weight according to claim 1, it is characterised in that：The quantity of the mandril be four, four
A mandril is evenly distributed on fixing body.
4. the processing method of clump weight according to claim 1, it is characterised in that：The pilot hole is through-hole.
5. the processing method of clump weight according to claim 1, it is characterised in that：The connector is cylindrical in shape, connector
Upper edge is radially provided with screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639281.XA CN105252295B (en) | 2015-09-30 | 2015-09-30 | The clamping tool and its processing method of clump weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639281.XA CN105252295B (en) | 2015-09-30 | 2015-09-30 | The clamping tool and its processing method of clump weight |
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| Publication Number | Publication Date |
|---|---|
| CN105252295A CN105252295A (en) | 2016-01-20 |
| CN105252295B true CN105252295B (en) | 2018-06-19 |
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| CN201510639281.XA Active CN105252295B (en) | 2015-09-30 | 2015-09-30 | The clamping tool and its processing method of clump weight |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862964B (en) * | 2017-03-28 | 2019-05-07 | 扬力集团股份有限公司 | A kind of slider of punch quick clamping device |
| CN107263023B (en) * | 2017-05-26 | 2019-03-08 | 简式国际汽车设计（北京）有限公司 | Braking control system hydraulic control unit and its processing method |
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| CN104708456A (en) * | 2014-08-10 | 2015-06-17 | 安徽工程大学 | Special clamp for machining upper end face of base of robot |
| CN204228507U (en) * | 2014-10-07 | 2015-03-25 | 胡忠梁 | A kind of testing machine clamping centralising device of modified node method |
| CN204248485U (en) * | 2014-11-18 | 2015-04-08 | 重庆凯顺机械有限公司 | The fixture of interior angle on processing automobile gearbox balancing weight |
| CN104625628A (en) * | 2014-12-23 | 2015-05-20 | 重庆凯顺机械有限公司 | Processing method of clump weight |
| CN205074812U (en) * | 2015-09-30 | 2016-03-09 | 重庆凯顺机械有限公司 | Clamping instrument of balancing weight |
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