CN106378644A - Universal drilling clamp and method for processing heavy-duty truck axle thrust supporting base hole - Google Patents
Universal drilling clamp and method for processing heavy-duty truck axle thrust supporting base hole Download PDFInfo
- Publication number
- CN106378644A CN106378644A CN201610892930.1A CN201610892930A CN106378644A CN 106378644 A CN106378644 A CN 106378644A CN 201610892930 A CN201610892930 A CN 201610892930A CN 106378644 A CN106378644 A CN 106378644A
- Authority
- CN
- China
- Prior art keywords
- installing plate
- thrust bearing
- vehicle bridge
- earhole
- base
- 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.)
- Pending
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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
- B23B—TURNING; BORING
- B23B35/00—Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines; Use of auxiliary equipment in connection with such methods
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to a universal drilling clamp which comprises a base; a fixed supporting device is arranged on the upper surface of the base; vertical plates which are the same in structure are separately arranged on the front part and the rear part of the left side of the base; two rotary positioning assemblies which are the same in structure are separately arranged on the front part and the rear part of the right side of the base; the left ends of front and rear sides of a mounting plate are separately matched with main pin holes in the upper parts of two vertical plates through a main pin and a lining, and can rotate around the main pin and the lining; a longitudinal half-cylinder is arranged on the middle part of the lower surface of the mounting plate, and the half-cylinder is correspondingly in contact with a supporting base; a cushion block which can regulate the inclination angle of the mounting plate is arranged between the half-cylinder and a longitudinal groove; and a pressure plate clamping assembly and a bolt positioning assembly which are symmetrical with each other are separately arranged at the left side and the right side of the middle part of the upper surface of the mounting plate. The universal drilling clamp can be suitable for processing a heavy-duty truck axle thrust supporting base and various parts with similar structures, so that production efficiency can be improved, and production management cost can be saved.
Description
Technical field
The present invention relates to clamping tool for machine work, specifically relate to a kind of for heavy-duty vehicle bridge thrust bearing journal stirrup hole machined
General piercing fixture and method.
Background technology
Affected by financial crisis with national heavy axle product market, the situation facing is severeer, domestic each heavy type
, all in the road of the growth of Seeking Development Through by every means, competition is unprecedentedly fierce for Main Engine factory and original equipment manufacturer.The speed of model change
Subsist increasingly fast, kind also gets more and more.Multi items, small batch production model manifest increasingly, the small lot of order, product
Diversification is more and more obvious.But design concept is but identical, some products howsoever change, and its structure is always very
Similar, in process, its positioning principle is also substantially the same.Heavy-duty vehicle bridge thrust bearing is provided with journal stirrup
Hole, for the processing of an earhole, in conventional Fixture Design, is all fixed with the bottom center hole of vehicle bridge thrust bearing and side
Position, is then processed, not only high labor intensive, low production efficiency, and being designed and manufactured as of frock is high.Therefore, need
The journal stirrup hole machined of the good vehicle bridge thrust bearing class component of versatility to be developed.
Chinese patent literature CN103170850A discloses " a kind of quick angle boring grab ", including base plate, on base plate
It is provided with support, the top of support is provided with template, and described base plate is provided with bearing, and bearing is provided with rotary shaft, and rotary shaft sets
There is a cam, the side of rotary shaft is provided with rotation handwheel；Described template is provided with through hole, and the bottom of template is provided with positioning
Fork, the lower section of template is provided with inclined-plane, is fixed with drill sleeve on inclined-plane.After employing said structure, can facilitate to workpiece
Clamped, by increasing capacitance it is possible to increase the precision of boring, improved the efficiency of boring, improved the qualification rate of product, reduced the cost of product.But
The journal stirrup hole machined of vehicle bridge thrust bearing class component can not be solved.
Content of the invention
It is an object of the invention to provide a kind of General piercing fixture, it can be suitably used for heavy-duty vehicle bridge thrust bearing and many
The Drilling operation of the similar parts of kind of structure, not only can reduce labor intensity, improve production efficiency, save production management and become
This, and being designed and manufactured as originally of frock can be reduced.
The present invention also provides a kind of processing method of heavy-duty vehicle bridge thrust bearing hole, and the method can be in an equipment
Upper and a set of frock realizes the processing of heavy-duty vehicle bridge thrust bearing hole；By clamped one time, complete to process, can not only simplify
Machining sequence, and the dimensional accuracy of bridge thrust bearing hole can be improved, that reduces frock is designed and manufactured as this.
General piercing fixture of the present invention, including base, is provided with a fixed support device on the middle part of base,
It is fixedly connected with support base on this fixed support device, above this support base, be provided with longitudinal fluting；Before the described base left side
Portion and rear portion are respectively equipped with structure identical riser, and the top of two pieces of risers is equipped with mutually corresponding kingpin bore；Described base
The front and rear on the right is not provided with two rotational positioning assemblies of structure identical, and described rotational positioning assembly includes lower end and institute
State the socket of base interference fit, lower end passes through the eyelet bolt that secondary pin is connected with described socket, eyelet bolt can be around secondary pin
Rotate, also include the nut with the cooperation of described eyelet bolt upper end.
This fixture also includes an installing plate, and before and after it, the left end of both sides is stood with described two pieces by a stub and bushing respectively
The kingpin bore on plate top is joined merga pass holding screw and is fixed, and described installing plate can rotate around stub and bushing.
Front and rear on the right of described installing plate is respectively equipped with horizontal bayonet socket, described two rotational positioning assemblies
The upper end of eyelet bolt is each passed through two bayonet sockets and is connected with described nut screw connection.
Middle part below described installing plate is provided with longitudinal semicolumn, this semicolumn pass through many second screws with described
Installing plate connects, and corresponding with the longitudinal fluting bottom surface on described support base contacts；Arrange between semicolumn and longitudinal fluting
Cushion block, can adjust the angle of inclination of installing plate.
On described installing plate, the left side of Middle face and the right are respectively equipped with symmetrical pressing plate clamp assemblies；Described
Above installing plate, the position near the pressing plate clamp assemblies on the left side is provided with a longitudinally through T-slot, and this T-slot is fixed with a bolt
Hyte part coordinates, the pressing plate clamp assemblies on the left side of Middle face, the pressing plate clamp assemblies on the right and described spiral shell on described installing plate
The bolt positioning component vehicle bridge thrust bearing clamping position to journal stirrup hole to be processed together.
Preferably, described pressing plate clamp assemblies include pressing plate, the first stud, the second stud and the first nut, described pressure
Plate being capable of transverse shifting be provided with horizontal bar hole in the middle；The lower end of described first stud is joined with described installing plate interference
Close, upper end is stretched out near the one end at described installing plate edge from bar hole；The lower end of described second stud and described installing plate mistake
It is full of cooperation, upper end and stretches out from bar hole and be connected with described first nut screw connection, described first nut is pressed on described pressing plate.
Preferably, described bolt positioning component includes two pieces of positioning with threaded hole with the cooperation of described T-slot gap
Block, two pieces of locating pieces all can slide along described T-slot；Also include two to connect with the screwed hole cooperation on every piece of locating piece respectively
The first screw connecing.
The method being processed using above General piercing fixture counterweight vehicle bridge thrust bearing hole, its step is as follows：
The first step, selects cushion block：The journal stirrup centerline hole of the vehicle bridge thrust bearing according to be processed earhole and horizontal folder
Angle [alpha] selects cushion block, the different cushion block of different folder angle Selection；
Second step, places cushion block：First two the second nuts are unscrewed, spin up installing plate, then selected cushion block is put into support base
Longitudinal fluting in, screw off installing plate, semicolumn is pressed onto on selected cushion block, make semicolumn raise, to ensure to be processed earhole
Vehicle bridge thrust bearing journal stirrup end face perpendicular to horizontal line, then by two the second nut screwing clampings, and then ensure that installing plate is fixed.
3rd step, the vehicle bridge thrust bearing of to be processed earhole of positioning：First by the vehicle bridge thrust bearing of to be processed earhole
It is positioned on installing plate, then locating piece is put in T-slot from side, then two the first screws are each passed through thrust bearing
Longitudinally threaded in two stomidiums and with locating piece, locating piece slides it is adaptable to different product along T-slot.
4th step, the vehicle bridge thrust bearing of to be processed earhole of clamping：By the bar hole adjustment position on pressing plate, make two
Pressing plate is respectively placed in the transverse ends of the vehicle bridge thrust bearing of to be processed earhole, and avoids interference position, finally tightens two
First nut, compresses the vehicle bridge thrust bearing of to be processed earhole by pressing plate.
5th step, bores an earhole.
Present invention reduces the difficulty of processing of thrust bearing hole machined, by the rotation to boring grab installing plate, change
The needs to meet the journal stirrup hole machined of different product vehicle bridge thrust bearing for the corresponding cushion block of different angle, not only can save life
Produce management cost, meet the needs of lean production, and being designed and manufactured as originally of frock can be reduced, and work can also be reduced
People's labour intensity, improve product quality.
Brief description
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the left view of Fig. 1；
Fig. 4 is the structural representation of the vehicle bridge thrust bearing of to be processed earhole；
Fig. 5 be to be processed earhole center line be 0 ° with horizontal line angle vehicle bridge thrust bearing clamping showing in the present invention
It is intended to（Do not need cushioning block）；
The center line of to be processed earhole of Fig. 6 and horizontal line angle are the signal in the present invention for the vehicle bridge thrust bearing clamping of α
Figure（Need cushioning block）；
In figure：1- base, 2- stub, 3- installing plate, 4- pressing plate, 5- first stud, 6- first nut, 7- second spiral shell
Post, 8- first screw, 9- locating piece, 10- second nut, 11- eyelet bolt, 12- pin, 13- socket, 14- semicircle
Post, 15- second screw, 16- support base, 17- longitudinal fluting, 18-T type groove, 19- bar hole, 20- riser, 21- serves as a contrast
Set, 22- holding screw；
23- first cushion block（When journal stirrup centerline hole and horizontal angle are 1 °）；
24- second cushion block（When journal stirrup centerline hole and horizontal angle are 1.5 °）；
25- the 3rd cushion block（When journal stirrup centerline hole and horizontal angle are 2 °）；
26- the 4th cushion block（When journal stirrup centerline hole and horizontal angle are 2.5 °）；
27- the 5th cushion block（When journal stirrup centerline hole and horizontal angle are 3 °）；
28- vehicle bridge thrust bearing, 29- location hole, 30- journal stirrup, 31- props up earhole.
Specific embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
Referring to the General piercing fixture shown in Fig. 1, Fig. 2 and Fig. 3, including base 1, it is provided with one on the middle part of base solid
Determine support meanss, this fixed support device is fixedly connected with support base 16, above this support base, be provided with longitudinal fluting 17；Institute
The front and rear stating base 1 left side is respectively equipped with structure identical riser 20, and the top of two pieces of risers is equipped with mutually corresponding
Kingpin bore；The front and rear on described base 1 the right is not provided with two rotational positioning assemblies of structure identical, and described rotation is fixed
The movable joint that hyte part includes the socket 13 of lower end and described base 1 interference fit, lower end is connected with described socket by time pin 12
Bolt 11, eyelet bolt can rotate around secondary pin, also includes the nut 10 with the cooperation of described eyelet bolt upper end.
Fixture also sets up an installing plate 3, and before and after it, the left end of both sides passes through a stub 2 and bushing 21 and described two pieces respectively
The kingpin bore on riser 20 top is joined merga pass holding screw 22 and is fixed, and described installing plate can rotate around stub and bushing.
Front and rear on the right of installing plate 3 is respectively equipped with horizontal bayonet socket, the work of described two rotational positioning assemblies
The upper end of section bolt 11 is each passed through two bayonet sockets and is connected with described nut 10.
Middle part below installing plate 3 is provided with longitudinal semicolumn 14, and this semicolumn passes through many second screws 15 and institute
State installing plate to connect, and corresponding with longitudinal fluting 17 bottom surface on described support base 16/contact；Semicolumn and longitudinal fluting it
Between arrange cushion block, the angle of inclination of installing plate can be adjusted.
On installing plate 3, the left side of Middle face and the right are respectively equipped with symmetrical pressing plate clamp assemblies；In installing plate 3
Position near the pressing plate clamp assemblies on the left side is provided with a longitudinally through T-slot 18, this T-slot and a bolt positioning group above
Part coordinates, and on described installing plate, the pressing plate clamp assemblies on the left side of Middle face, the pressing plate clamp assemblies on the right and described bolt are fixed
Hyte part vehicle bridge thrust bearing 28 clamping position to journal stirrup hole to be processed together.
Described pressing plate clamp assemblies include pressing plate 4, the first stud 5, the second stud 7 and the first nut 6, and described pressing plate can
Transverse shifting is simultaneously provided with horizontal bar hole 19 in the middle；The lower end of described first stud 5 and the interference of described installing plate 3 are joined
Close, upper end is stretched out near the one end at described installing plate edge from bar hole 19；The lower end of described second stud 7 and described installing plate
3 interference fit, upper end are stretched out from bar hole 19 and are connected with described first nut 6, and described first nut is pressed on described
On pressing plate 4.
Described bolt positioning component include with described T-slot 18 gap cooperation two pieces of locating pieces 9 with threaded hole, two pieces
Locating piece all can slide along described T-slot 18；Also include two to be connected with the screwed hole on every piece of locating piece respectively
First screw 8.
Referring to Fig. 4, this figure is the structural representation of the vehicle bridge thrust bearing of to be processed earhole；On vehicle bridge thrust bearing 28
It is provided with multiple location holes 29 and two symmetrical journal stirrups 30, two journal stirrups are respectively equipped with mutually corresponding earhole 31.Part car
The center line of an earhole of bridge thrust bearing is parallel with horizontal line, and both angle α are 0 °, bores and is not added with cushion block when propping up earhole；Part
The center line of the earhole of vehicle bridge thrust bearing and horizontal line angle α are not 0 °, bore an earhole up to less will plus one piece of cushion block.
Referring to Fig. 4, Fig. 5 and Fig. 6, the loaded vehicle bridge thrust bearing hole process steps of the present invention are as follows：
The first step, selects cushion block：According to the journal stirrup centerline hole of the vehicle bridge thrust bearing of to be processed earhole and horizontal line in Fig. 4
Folder angle [alpha] select cushion block；When journal stirrup centerline hole is 0 ° with horizontal folder angle [alpha], bores and be not added with cushion block when propping up earhole；Vehicle bridge
When the journal stirrup centerline hole of thrust bearing and horizontal angle are 1 °, plus the first cushion block 23；An earhole of vehicle bridge thrust bearing
When center line and horizontal angle are 1.5 °, plus the second cushion block 24；The journal stirrup centerline hole of vehicle bridge thrust bearing and horizontal line
Angle when being 2 °, plus the 3rd cushion block 25；When the journal stirrup centerline hole of vehicle bridge thrust bearing and horizontal angle are 2.5 °, plus
4th cushion block 26；When the journal stirrup centerline hole of vehicle bridge thrust bearing and horizontal angle are 3 °, plus the 5th cushion block 27；Above-mentioned each
Cushion block can be superimposed use.
Second step, places cushion block：First two the second nuts 10 are unscrewed, spin up installing plate 3, then selected cushion block is put into
In the longitudinal fluting of support base 16, screw off installing plate 3, semicolumn 14 is pressed onto on selected cushion block, so that semicolumn is raised, to ensure to treat
Journal stirrup 30 end face of the vehicle bridge thrust bearing of processing earhole is tightened perpendicular to horizontal line, then by two the second nuts 10, and then
Ensure that installing plate is fixed.
3rd step, the vehicle bridge thrust bearing of to be processed earhole of positioning：First the vehicle bridge thrust of to be processed earhole 31 is propped up
Seat 28 is positioned on installing plate 3, then locating piece 9 is put in T-slot 18 from side, then wears two the first screws 8 respectively
Cross thrust bearing longitudinally to threaded in two stomidiums and with locating piece 9, locating piece 9 slides it is adaptable to different product along T-slot
Product.
4th step, the vehicle bridge thrust bearing of to be processed earhole of clamping：By bar hole 19 adjustment position on pressing plate 4,
Make two pressing plates 4 be respectively placed in the transverse ends of the vehicle bridge thrust bearing of to be processed earhole, and avoid interference position, finally tighten
Two the first nuts 6, compress the vehicle bridge thrust bearing of to be processed earhole by pressing plate 4.
5th step, bores an earhole.
The present invention processes same or similar shape with the principle that the cushion block of a general brill fixture and series exchanges, no
With the machining of the small lot multi-assortment production of size, both can save production management cost, meet the needs of lean production,
That can reduce frock is designed and manufactured as this again.
Claims (4)
1. a kind of General piercing fixture, including base（1）, in the base between be provided with a fixed support device, this is fixing to support dress
Put and be fixedly connected with support base（16）, support base top surface is provided with longitudinal fluting（17）；In described base（1）The front portion on the left side and
Rear portion is respectively equipped with structure identical riser（20）, the top of two pieces of risers is equipped with mutually corresponding kingpin bore；Described base
（1）The front and rear on the right is respectively equipped with two rotational positioning assemblies of structure identical, under described rotational positioning assembly includes
End and described base（1）The socket of interference fit（13）, lower end pass through time pin（12）The eyelet bolt being connected with described socket
（11）, eyelet bolt（11）Can be around secondary pin（12）Rotate, also include and described eyelet bolt（11）The nut of upper end cooperation
（10）；It is characterized in that, also include an installing plate（3）, before and after it, the left end of both sides passes through a stub respectively（2）And bushing（21）
With described two pieces of risers（20）The kingpin bore on top joins merga pass holding screw（22）Fixing, described installing plate（3）Can be around
Stub（2）And bushing（21）Rotate；
In described installing plate（3）The front and rear on the right be respectively equipped with horizontal bayonet socket, described two rotational positioning assemblies
Eyelet bolt（11）Upper end be each passed through two horizontal bayonet sockets and described nut（10）It is connected；
In described installing plate（3）Following middle part is provided with longitudinal semicolumn（14）, this semicolumn is by many second screws
（15）Be connected with described installing plate and with described support base（16）On longitudinal fluting（17）Bottom surface corresponds to/contact；
In described installing plate（3）The left side of upper Middle face and the right are respectively equipped with symmetrical pressing plate clamp assemblies；Described
Installing plate（3）Position near the pressing plate clamp assemblies on the left side is provided with a longitudinally through T-slot above（18）, this T-slot with
One bolt positioning component cooperation, the pressing plate clamp assemblies on the pressing plate clamp assemblies on the left side of Middle face, the right on described installing plate
The vehicle bridge thrust bearing to journal stirrup hole to be processed together with described bolt positioning component（28）Clamping position.
2. General piercing fixture according to claim 1 it is characterised in that：Described pressing plate clamp assemblies include pressing plate（4）、
First stud（5）, the second stud（7）With the first nut（6）, described pressing plate（4）Being capable of transverse shifting be provided with horizontal stroke in the middle
To bar hole（19）；Described first stud（5）Lower end and described installing plate（3）Interference fit, upper end are from bar hole（19）
One end near described installing plate edge is stretched out；Described second stud（7）Lower end and described installing plate（3）Interference fit, on
End is from bar hole（19）Stretch out and with described first nut（6）It is connected, described first nut is pressed on described pressing plate（4）
On.
3. General piercing fixture according to claim 1 and 2, is characterized in that：Described bolt positioning component includes and described T
Type groove（18）Two pieces of locating pieces with threaded hole of gap cooperation（9）, two pieces of locating pieces all can be along described T-slot（18）Sliding
Dynamic；Also include two respectively with every piece of locating piece on the first screw of being connected of screwed hole（8）.
4. utilize claim 1-3 described in General piercing fixture process loaded vehicle bridge thrust bearing hole method it is characterised in that
Step is as follows：
The first step, selects cushion block：The journal stirrup centerline hole of the vehicle bridge thrust bearing according to be processed earhole and horizontal folder
Angle [alpha] selects cushion block, the different cushion block of different folder angle Selection；
Second step, places cushion block：First by two the second nuts（10）Unscrew, spin up installing plate（3）, then selected cushion block is put into
Support base（16）Longitudinal fluting in, screw off installing plate（3）, semicolumn（14）It is pressed onto on selected cushion block, so that semicolumn is raised, with
Ensure the journal stirrup of the vehicle bridge thrust bearing of to be processed earhole（30）End face perpendicular to horizontal line, then by two the second nuts（10）
Tighten, and then ensure that installing plate is fixed；
3rd step, the vehicle bridge thrust bearing of to be processed earhole of positioning：First by be processed earhole（31）Vehicle bridge thrust bearing
（28）It is positioned over installing plate（3）On, then by locating piece（9）Put into T-slot from side（18）Interior, then by two the first screws
（8）It is each passed through in longitudinal two stomidiums of thrust bearing and and locating piece（9）Threaded, locating piece（9）Along the slip of T-slot,
It is applied to different products；
4th step, the vehicle bridge thrust bearing of to be processed earhole of clamping：By pressing plate（4）On bar hole（19）Adjustment position,
Make two pressing plates（4）It is respectively placed in the transverse ends of the vehicle bridge thrust bearing of to be processed earhole, and avoids interference position, finally twist
Tight two the first nuts（6）, by pressing plate（4）The vehicle bridge thrust bearing of to be processed earhole of compression；
5th step, bores an earhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610892930.1A CN106378644A (en) | 2016-10-13 | 2016-10-13 | Universal drilling clamp and method for processing heavy-duty truck axle thrust supporting base hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610892930.1A CN106378644A (en) | 2016-10-13 | 2016-10-13 | Universal drilling clamp and method for processing heavy-duty truck axle thrust supporting base hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106378644A true CN106378644A (en) | 2017-02-08 |
Family
ID=57936509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610892930.1A Pending CN106378644A (en) | 2016-10-13 | 2016-10-13 | Universal drilling clamp and method for processing heavy-duty truck axle thrust supporting base hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106378644A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110370054A (en) * | 2019-08-21 | 2019-10-25 | 中联精工（天津）有限公司 | A kind of engine cylinder cover positioning fixture |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201783837U (en) * | 2010-08-23 | 2011-04-06 | 天津思为机器设备有限公司 | Positioning fixture for processing of generator base |
| CN201960369U (en) * | 2010-12-09 | 2011-09-07 | 南车石家庄车辆有限公司 | Tooling for processing horizontal extension slot at end part of slotted hole in middle part of pillar |
| CN105057743A (en) * | 2015-07-31 | 2015-11-18 | 重庆大江工业有限责任公司 | Universal drilling clamp |
| CN105522423A (en) * | 2016-02-02 | 2016-04-27 | 重庆大江工业有限责任公司 | General drilling fixture |
| CN105666189A (en) * | 2016-04-11 | 2016-06-15 | 哈尔滨建成集团有限公司 | Clamp special for square part end face groove milling |
-
2016
- 2016-10-13 CN CN201610892930.1A patent/CN106378644A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201783837U (en) * | 2010-08-23 | 2011-04-06 | 天津思为机器设备有限公司 | Positioning fixture for processing of generator base |
| CN201960369U (en) * | 2010-12-09 | 2011-09-07 | 南车石家庄车辆有限公司 | Tooling for processing horizontal extension slot at end part of slotted hole in middle part of pillar |
| CN105057743A (en) * | 2015-07-31 | 2015-11-18 | 重庆大江工业有限责任公司 | Universal drilling clamp |
| CN105522423A (en) * | 2016-02-02 | 2016-04-27 | 重庆大江工业有限责任公司 | General drilling fixture |
| CN105666189A (en) * | 2016-04-11 | 2016-06-15 | 哈尔滨建成集团有限公司 | Clamp special for square part end face groove milling |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110370054A (en) * | 2019-08-21 | 2019-10-25 | 中联精工（天津）有限公司 | A kind of engine cylinder cover positioning fixture |
| CN110370054B (en) * | 2019-08-21 | 2023-10-03 | 大川精工(朝阳)有限公司 | Engine cylinder cover positioning fixture |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170208 |