CN205057601U - Clamping instrument of balancing weight - Google Patents
Clamping instrument of balancing weight Download PDFInfo
- Publication number
- CN205057601U CN205057601U CN201520770595.9U CN201520770595U CN205057601U CN 205057601 U CN205057601 U CN 205057601U CN 201520770595 U CN201520770595 U CN 201520770595U CN 205057601 U CN205057601 U CN 205057601U
- Authority
- CN
- China
- Prior art keywords
- balancing weight
- column
- base
- pressing plate
- 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
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 is located along the same line, one of them column is positioned at outside boss, another column is positioned at outside support column, the top of each column is respectively equipped with the pressing plate for vertically compressing balancing weight, described pressing plate is strip, one end of pressing plate is positioned at directly over column for compressing column, the other end of pressing plate is positioned at inside column for compressing balancing weight, the mid portion of pressing plate is provided with connecting hole, one screw rod is through this connecting hole, the lower end of described screw rod coordinates fixing with whorl of base, the upper end of described screw rod arranges nut location.
In order to make pressing plate effectively can compress balancing weight, preferably, described connecting hole 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 19 is stud, and 110 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 211 is pin hole, and 212 is alignment pin, and 213 is Connection Block, and 214 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, 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, one end of pressing plate 15 is positioned at directly over column 14 for compressing column 14, the other end of pressing plate 15 is positioned at inside column 14 for compressing balancing weight, the mid portion of pressing plate is provided with connecting hole 110, one screw rod 19 is through this connecting hole 110, the lower end of described screw rod 19 coordinates fixing with whorl of base, the upper end of described screw rod 19 arranges nut location.In order to make pressing plate effectively can compress balancing weight, preferably, described connecting hole is along pressing plate bar hole extending longitudinally.
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, tighten the nut on screw rod 19, complete the compression of pressing plate to balancing weight, bar shaped connecting hole 110 can self adaptation pressing plate angle of inclination in the plane.
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.Each push rod is the pilot hole that is provided with in fixing body of matched in clearance respectively, the front end of push rod, pilot hole is all stretched out in rear end, described push rod is provided with some pin holes 211 extended along push rod radial direction, each pin hole 211 is along push rod axial distribution, and the axis of each pin hole 211 is in the same plane, described fixing body is radially provided with alignment pin 212, the location formed push rod is inserted in one of them pin hole in one end of alignment pin 212, a connecting seat 213 is fixed in the rear end of described fixing body 27, the rear end of described Connection Block 213 arranges connector 214 and is connected with the piston rod of cylinder 26, described connector 214 is in tubular, connector 214 is radially provided with screw hole, 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 (2)
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 is located along the same line, one of them column is positioned at outside boss, another column is positioned at outside support column, the top of each column is respectively equipped with the pressing plate for vertically compressing balancing weight, described pressing plate is strip, one end of pressing plate is positioned at directly over column for compressing column, the other end of pressing plate is positioned at inside column for compressing balancing weight, the mid portion of pressing plate is provided with connecting hole, one screw rod is through this connecting hole, the lower end of described screw rod coordinates fixing with whorl of base, the upper end of described screw rod arranges nut location.
2. the clamping tool of balancing weight according to claim 1, is characterized in that: described connecting hole is along pressing plate bar hole extending longitudinally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770595.9U CN205057601U (en) | 2015-09-30 | 2015-09-30 | Clamping instrument of balancing weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770595.9U CN205057601U (en) | 2015-09-30 | 2015-09-30 | Clamping instrument of balancing weight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205057601U true CN205057601U (en) | 2016-03-02 |
Family
ID=55384204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520770595.9U Expired - Fee Related CN205057601U (en) | 2015-09-30 | 2015-09-30 | Clamping instrument of balancing weight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205057601U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215732A (en) * | 2015-09-30 | 2016-01-06 | 重庆凯顺机械有限公司 | The clamping tool of balancing weight and processing method thereof |
-
2015
- 2015-09-30 CN CN201520770595.9U patent/CN205057601U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215732A (en) * | 2015-09-30 | 2016-01-06 | 重庆凯顺机械有限公司 | The clamping tool of balancing weight and processing method thereof |
| CN105215732B (en) * | 2015-09-30 | 2018-03-27 | 重庆凯顺机械有限公司 | The clamping tool and its processing method of balancing weight |
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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 |
Granted publication date: 20160302 Termination date: 20160930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |