CN205074812U - Clamping instrument of balancing weight - Google Patents
Clamping instrument of balancing weight Download PDFInfo
- Publication number
- CN205074812U CN205074812U CN201520771060.3U CN201520771060U CN205074812U CN 205074812 U CN205074812 U CN 205074812U CN 201520771060 U CN201520771060 U CN 201520771060U CN 205074812 U CN205074812 U CN 205074812U
- Authority
- CN
- China
- Prior art keywords
- balancing weight
- column
- pressing plate
- base
- boss
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a clamping instrument of balancing weight, the higher mounting hole of precision can be processed out to the balancing weight accurate positioning to this clamping instrument, and then can process out the higher locating hole of precision through the mounting hole location, has improved the qualified productivity ratio of balancing weight greatly, and the result of use is better. The clamping instrument includes the base, and base one end is equipped with the boss that is used for supporting the balancing weight portion of increasing weight, and the other end of base is equipped with the support column that is used for supporting the balancing weight installation department, still is equipped with two stands on the base, and one of them stand lies in the boss outside, and another stand lies in the support column outside, and the top of each stand is equipped with the clamp plate that is used for compressing tightly the balancing weight along vertical orientation respectively.
Description
Technical field
The utility model relates to automotive transmission technical field, particularly relates to a kind of clamping tool of balancing weight.
Background technology
Automotive transmission as one of parts topmost in car transmissions, carry change whole automobile torque and rotational speed and automobile gear shift important task.Along with consumer's improving constantly driver comfort, at present, some automobile gearbox generally takes to increase the mode of balancing weight in order to improve gearshift feel.Because counterweight block structure is complicated, irregular, traditional balancing weight clamping precision is lower, cause the machining accuracy of balancing weight installing hole, locating hole low, therefore, the qualification rate of balancing weight processing is very low, and waste product is more, gearbox easily fills and unmatches balancing weight, or product loosens after fit on balancing weight, noise occurs, and user's result of use is poor.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of clamping tool of balancing weight is provided, this clamping tool accurately can be located balancing weight, process the installing hole that precision is higher, and then can be located by installing hole, process the locating hole that precision is higher, substantially increase the qualified productivity ratio of balancing weight, result of use is better.
The purpose of this utility model is achieved in that
A kind of clamping tool of balancing weight, comprise the base of rectangular tabular, described base one end is longitudinally provided with the boss for supporting balancing weight weightening finish portion, the other end of base is provided with the support column for supporting balancing weight installation portion, described base is also provided with two columns and boss, support column are located along the same line, one of them column is positioned at outside boss, and another column is positioned at outside support column, and the top of each column is respectively equipped with the pressing plate for vertically compressing balancing weight.
In order to balancing weight longitudinal register, improve positioning precision, preferably, described each column is respectively equipped with for extending longitudinally along base, and for holding out against the holding screw of balancing weight, described each holding screw difference threaded engagement is on corresponding column.
Effectively balancing weight is compressed in order to make pressing plate, prevented location, preferably, described pressing plate is strip, and a part for pressing plate is positioned at for being connected with column directly over column, and another part of pressing plate is positioned at inside column for compressing balancing weight, the part be positioned at directly over column of pressing plate is longitudinally provided with two connecting holes along pressing plate, two connecting holes are fixedly connected with column respectively by bolt, and wherein, the connecting hole adjacent with balancing weight is along pressing plate bar hole extending longitudinally.
Owing to have employed technique scheme, this clamping tool accurately can be located balancing weight, processes the installing hole that precision is higher, and then can be located by installing hole, process the locating hole that precision is higher, substantially increase the qualified productivity ratio of balancing weight, result of use is better.
Accompanying drawing explanation
Fig. 1 is the structural representation of the clamping tool of balancing weight;
Fig. 2 is the structural representation of pressing plate;
Fig. 3 is the structural representation of fixture;
Fig. 4 is the structural representation of backstay;
Fig. 5 is the schematic rear view of Fig. 4;
Fig. 6 is the structural representation of clamping device;
Fig. 7 is that schematic diagram is looked on the right side of Fig. 6;
Fig. 8 is the structural representation of balancing weight.
Reference numeral
In accompanying drawing, 11 is base, and 12 is boss, and 13 is support column, and 14 is column, and 15 is pressing plate, and 16 is holding screw, and 17 is connecting hole;
21 is support, and 22 is backstay, and 23 is clamping device, and 24 is positioning key, and 25 is circular groove, and 26 is cylinder, and 27 is fixing body, and 28 is push rod, and 29 is lock nut, and 210 is Connection Block, and 211 is connector;
31 is installation portion, and 32 is weightening finish portion, and 33 is installing hole, and 34 is locating hole, and 35 is connecting plate, and 36 is reinforcement, and 37 is keyway.
Detailed description of the invention
See Fig. 1, Fig. 2, a kind of clamping tool of balancing weight, comprise the base 11 of rectangular tabular, described base 11 one end is longitudinally provided with the boss 12 for supporting balancing weight weightening finish portion 32, and the other end of base 11 is provided with the support column 13 for supporting balancing weight installation portion 31.
Described base 11 is also provided with two columns 14 to be located along the same line with boss 12, support column 13, one of them column 14 is positioned at outside boss 12, another column 14 is positioned at outside support column 13, and the top of each column 14 is respectively equipped with the pressing plate 15 for vertically compressing balancing weight.Described pressing plate 15 is in strip, a part for pressing plate 15 is positioned at directly over column 14 for being connected with column 14, another part of pressing plate 15 is positioned at inside column 14 for compressing balancing weight, the part be positioned at directly over column 14 of pressing plate 15 is longitudinally provided with two connecting holes 17 along pressing plate 15, two connecting holes 17 are fixedly connected with column 14 respectively by bolt, wherein, adjacent with balancing weight connecting hole 17 is along pressing plate 15 bar hole extending longitudinally.Described each column 14 is respectively equipped with for extending longitudinally along base 11, and for holding out against the holding screw 16 of balancing weight, described each holding screw 16 difference threaded engagement is on corresponding column 14.
A processing method for balancing weight, the method is carried out according to the following steps:
Step 1, casting balancing weight, the balancing weight cast out comprises weightening finish portion 32, installation portion 31, and be connected to weightening finish portion 32, connecting plate 35 between installation portion 31, a face of connecting plate 35 forms reinforcement 36, the two ends of described reinforcement 36 respectively with weightening finish portion 32, installation portion 31 connects, described weightening finish portion 32 is in rectangular-shaped, on it, lower surface is parallel to the plane at connecting plate 35 place, described installation portion 31 is in cylindric, the axes normal of cylindric installation portion 31 is in the plane at connecting plate 35 place, the A end face of installation portion 31 gives prominence to connecting plate 35 place plane, form joint pin, the B end face of installation portion 31, the abutting end of reinforcement 36 is contour, installation portion 31 forms installing hole 33, locating hole 34, described installing hole 33 is coaxial with installation portion 31, described locating hole 34 is perpendicular to installing hole 33, and be positioned at the side that installing hole 33 deviates from connecting plate 35, described installing hole 33, locating hole 34 part intersects,
Step 2, balancing weight upward, is fixed on the arbitrary described clamping tool of Claims 1-4, rough mills the A end face of installation portion 31 by the A end face of installation portion 31;
Step 3, upward, with the joint pin of four paws clamping balancing weight, radial fixed weight block, rough mills the B end face of installation portion 31 to the B end face of installation portion 31;
Step 4, balancing weight upward, is fixed on clamping tool by the A end face of installation portion 31, the B end face of finish-milling balancing weight; Be specially: the weightening finish portion 32 of balancing weight is placed on boss 12, the installation portion 31 of balancing weight is placed on support column 13, support column 13 is positioned at outside installing hole 33, turn the bolt on the connecting hole 17 opposing with balancing weight, complete the first compression of pressing plate to balancing weight, bar shaped connecting hole 17 can self adaptation pressing plate angle of inclination in the plane, tighten the bolt on bar shaped connecting hole 17 again, complete the compression of pressing plate to balancing weight, finally tighten the holding screw 16 on column 14, complete the longitudinal register to balancing weight.Certainly, column 14 also laterally can set up a pair along base 11, and complete the located lateral to balancing weight, locating effect is better.
Step 5, upward, with the joint pin of four paws clamping balancing weight, radial fixed weight block, cutter from reinforcement 36 end of balancing weight, cuts with scissors installing hole 33, boring installing hole 33 to the B end face of installation portion 31;
Step 6, at balancing weight installing hole 33 interpolation keyseat 37, this keyway 37 is positioned at the side of installing hole 33 near connecting plate 35;
Step 7, is located by installing hole 33, hinge locating hole 34, boring locating hole 34.
See Fig. 3 to Fig. 7, adopt fixture to carry out clamping to balancing weight in step 7, described fixture comprises support 21, described support 21 is overall U-shaped, the backstay 22 of one wall fixed weight block, the clamping device 23 of another wall fixed weight block, described backstay 22, clamping device 23 are arranged in opposite directions
Described backstay 22 entirety is in notch cuttype, large footpath section and the support 21 of backstay 22 are fixed, the shaft shoulder of backstay 22 is used for balancing weight axial location, the path section of backstay 22 is used for installing hole 33 matched in clearance with balancing weight, the side of backstay 22 path section arranges the positioning key 24 be used for balancing weight circumference location, and the opposite side of backstay 22 arranges the circular groove 25 being used for stepping down to cutter;
Described clamping device 23 comprises cylinder 26, and fixing body 27 cylindrically, the axial hole of fixing body 27 is coaxial with backstay 22, the wall of described fixing body 27 is provided with multiple along the axially extended push rod 28 of fixing body 27, described multiple push rod 28 is uniformly distributed along the circumference of fixing body 27, in the present embodiment, the quantity of described push rod 28 is four, and four push rods 28 are evenly distributed on fixing body 27.Preferably, the front end of described push rod spherically shape.Each push rod 28 is the pilot hole that is provided with in fixing body of threaded engagement respectively, and preferably, described pilot hole is through hole.Pilot hole is stretched out in the front end of push rod 28, the neck of described push rod 28 is provided with lock nut 29, the rear end face of lock nut 29 contacts with the front end face of fixing body 27, form the locking of push rod 28, a connecting seat 210 is fixed in the rear end of described fixing body, and the rear end of described Connection Block 210 arranges connector 211 and is connected with the piston rod of cylinder 26, preferably, described connector is tubular, and connector is radially provided with screw hole, and connector is connected by screw the piston rod of cylinder 26.Cylinder body and the support 21 of described cylinder 26 are fixed.
During clamped condition, cylinder 26 promotes fixing body 27, the axial hole of fixing body 27 is enclosed within the path section of backstay 22, form matched in clearance, the front end of each push rod 29 holds out against the installation portion of balancing weight, form the axial limiting of balancing weight, positioning key 24 on backstay coordinates with the keyway 37 on balancing weight, the circumference forming balancing weight is spacing, circular groove 25 on backstay is corresponding with locating hole 34, for in locating and machining hole 34, cutter is stepped down, prevent to interfere, on the other hand, because backstay completely fills installing hole 33, during locating and machining hole 34, can not at installing hole 33, the intersection of locating hole 34 produces burr, eliminate flash removed operation, due to quite large in the difficulty of the inner flash removed of balancing weight, therefore, greatly reduce processing cost.
What finally illustrate is, above preferred embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model by above preferred embodiment, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from the utility model claims limited range.
Claims (3)
1. the clamping tool of a balancing weight, it is characterized in that: the base comprising rectangular tabular, described base one end is longitudinally provided with the boss for supporting balancing weight weightening finish portion, the other end of base is provided with the support column for supporting balancing weight installation portion, described base is also provided with two columns and boss, support column are located along the same line, one of them column is positioned at outside boss, another column is positioned at outside support column, and the top of each column is respectively equipped with the pressing plate for vertically compressing balancing weight.
2. the clamping tool of balancing weight according to claim 1, it is characterized in that: described each column is respectively equipped with for extending longitudinally along base, and for holding out against the holding screw of balancing weight, described each holding screw difference threaded engagement is on corresponding column.
3. the clamping tool of balancing weight according to claim 1, it is characterized in that: described pressing plate is strip, a part for pressing plate is positioned at directly over column for being connected with column, another part of pressing plate is positioned at inside column for compressing balancing weight, the part be positioned at directly over column of pressing plate is longitudinally provided with two connecting holes along pressing plate, two connecting holes are fixedly connected with column respectively by bolt, and wherein, the connecting hole adjacent with balancing weight is along pressing plate bar hole extending longitudinally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771060.3U CN205074812U (en) | 2015-09-30 | 2015-09-30 | Clamping instrument of balancing weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771060.3U CN205074812U (en) | 2015-09-30 | 2015-09-30 | Clamping instrument of balancing weight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205074812U true CN205074812U (en) | 2016-03-09 |
Family
ID=55427250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520771060.3U Expired - Fee Related CN205074812U (en) | 2015-09-30 | 2015-09-30 | Clamping instrument of balancing weight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205074812U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105252295A (en) * | 2015-09-30 | 2016-01-20 | 重庆凯顺机械有限公司 | Clamping tool for balancing weight and machining method of balancing weight |
| CN106312632A (en) * | 2016-10-26 | 2017-01-11 | 昆山勇翔精密机械有限公司 | Double-station plate jig for bearing bridge |
-
2015
- 2015-09-30 CN CN201520771060.3U patent/CN205074812U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105252295A (en) * | 2015-09-30 | 2016-01-20 | 重庆凯顺机械有限公司 | Clamping tool for balancing weight and machining method of balancing weight |
| CN105252295B (en) * | 2015-09-30 | 2018-06-19 | 重庆凯顺机械有限公司 | The clamping tool and its processing method of clump weight |
| CN106312632A (en) * | 2016-10-26 | 2017-01-11 | 昆山勇翔精密机械有限公司 | Double-station plate jig for bearing bridge |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105215714A (en) | The clamping tool of balancing weight and processing method thereof | |
| CN205074812U (en) | Clamping instrument of balancing weight | |
| CN205043507U (en) | Anchor clamps of balancing weight | |
| CN105252295A (en) | Clamping tool for balancing weight and machining method of balancing weight | |
| CN105215731A (en) | The fixture of balancing weight and processing method thereof | |
| CN205057601U (en) | Clamping instrument of balancing weight | |
| CN205057568U (en) | Clamping instrument of balancing weight | |
| CN102151842A (en) | Process method for turning inner hole and outer diameter of saw bit with small or middle diameter and free of fabrication hole | |
| CN203317061U (en) | Work fixture for machining profiled piston rod on numerical control machine work | |
| CN205057603U (en) | Clamping instrument of balancing weight | |
| CN105215733A (en) | The fixture of balancing weight and processing method thereof | |
| CN105252318A (en) | Clamping tool and machining method for balancing weight | |
| CN105215732A (en) | The clamping tool of balancing weight and processing method thereof | |
| CN101733663A (en) | Novel general key groove milling fixture | |
| CN205057600U (en) | Anchor clamps of balancing weight | |
| CN205057599U (en) | Anchor clamps of balancing weight | |
| CN205057602U (en) | Anchor clamps of balancing weight | |
| CN205415011U (en) | Milling fixture of bolt hole terminal surface of car connecting rod | |
| CN105252320B (en) | The fixture and its processing method of balancing weight | |
| CN203077156U (en) | Quickly located gear shaft straight pin press-mounting device | |
| CN105252319A (en) | Clamp for balancing weight and machining method of balancing weight | |
| CN108381419B (en) | General bonding jig | |
| CN108406354B (en) | Eccentric positioning block suitable for quick switching of engine connecting rods of various types | |
| CN107914031B (en) | Drill jig for processing high-precision inclined hole | |
| CN201346647Y (en) | Adjustable clamp for sawing cup connection rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20210930 |