CN105269234B - Liner tube compressing and positioning mechanism - Google Patents
Liner tube compressing and positioning mechanism Download PDFInfo
- Publication number
- CN105269234B CN105269234B CN201510809248.7A CN201510809248A CN105269234B CN 105269234 B CN105269234 B CN 105269234B CN 201510809248 A CN201510809248 A CN 201510809248A CN 105269234 B CN105269234 B CN 105269234B
- Authority
- CN
- China
- Prior art keywords
- cylinder
- guide
- piston rod
- plate body
- guide cylinder
- 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.)
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
Abstract
The invention discloses a liner tube compressing and positioning mechanism. A piston rod of a first air cylinder is connected with the lower end of a guide column. A positioning pin is installed at the top end of the guide column. A second air cylinder is installed on a guide barrel and connected with one end of a pressing arm, and a pressing head is fixed to the bottom face of the other end of the pressing arm. Mounting holes are formed in the four corners of a positioning ring, and a convex block is arranged between every two adjacent mounting holes in the circumferential direction. A connector is arranged between the guide column and the piston rod of the first air cylinder. A boss at the head of the connector is clamped into a T-shaped through slot in the lower end of the guide column. The lower end of the connector is in threaded connection with the piston rod of the first air cylinder. A connection plate is arranged between the guide barrel and the second air cylinder and is formed by stamping a steel plate. The connection plate is provided with a first plate body and a second plate body, and an obtuse angle is formed between the first plate body and the second plate body. The liner tube compressing and positioning mechanism is easy to implement, simple and compact in structure, easy to assemble, small in size, convenient to control, and flexible and reliable in running. Moreover, liner pipes can be positioned accurately and stably.
Description
Technical field
The invention belongs to technical field of tooling clamps, specifically, particularly to a kind of machine for bushing pipe compression positioning
Structure.
Background technology
Automobile hind axle assembly is by crossbeam, trailing arm, spring base, bushing pipe, parking brake cable support, oil tube bracket and damper
Mounting seat etc. constitute, be symmetrically welded trailing arm at the two ends of crossbeam, each trailing arm welds successively bushing pipe, parking brake cable support,
Damper mounting seat and oil tube bracket.When welding, need operation break-down by multiple frocks respectively to crossbeam, trailing arm, bullet
Spring abutment, bushing pipe etc. are positioned.Existing bushing pipe positioning tool complex structure, takes up room big, high cost, and contraposition is difficult, and
And position steadiness poor so that welding quality is difficult to ensure that, do not reach the requirement of uniform production.
Content of the invention
The technical problem to be solved is to provide a kind of structure simple, reliably for bushing pipe compression positioning
Mechanism.
Technical scheme is as follows: a kind of for bushing pipe compression positioning mechanism it is characterised in that: in the first cylinder
Cylinder body on fixed guide cylinder, guide cylinder is steel structure, and the piston rod of the first cylinder stretches in guide cylinder straight up, and with
The lower end of guide pillar connects, and installs alignment pin on the top of described guide pillar, alignment pin can stretch out outside guide cylinder, in described alignment pin
Periphery be provided with locating ring, this locating ring is installed on the top surface of guide cylinder；Equipped with the second cylinder on described guide cylinder, second
The axial line of cylinder is paralleled with the axial line of the first cylinder, and the piston rod of described second cylinder stretches out straight up, and with pressure
One end of arm connects, and fixes pressure head in the bottom surface of the pressure arm other end, and this pressure head is located at the surface of alignment pin；
The outline of described locating ring be four angles be rounded down square, open up installation at four angles of locating ring
Hole, wears sunk screw in each installing hole, and locating ring and guide cylinder are fixed together, and sets between circumferential two adjacent installing holes
There is projection, projection is circumferentially uniformly distributed, and the bottom of projection is connected as a single entity with the top surface of locating ring；
Offer " t " shape groove in the lower end of described guide pillar, and be provided between the piston rod of guide pillar and the first cylinder and connect
Head, described joint is bolt arrangement, and the head boss of this joint snaps in " t " shape groove of guide pillar lower end, and both are engaged by clamping,
The lower end of joint is connected with the piston rod thread of the first cylinder, and by nut check, nut is close to the top of the first cylinder piston rod
Face；
Described guide cylinder is square, is provided with connecting plate, described connecting plate is by steel plate stamping between guide cylinder and the second cylinder
Molded, there is the first plate body and second plate body at obtuse angle each other, the first plate body is fitted with a side of guide cylinder, the first plate
It is bolted between body and guide cylinder, the second plate body is fitted with the positioning plane of setting on the second cylinder block, the second plate
Fix also by bolt between body and the second cylinder.
Using above technical scheme, when positioning automobile hind axle assembly bushing pipe, first bushing pipe is placed on locating ring, connects
And drive the piston rod of the first cylinder to protrude upward, so that guide pillar is moved upwards together with alignment pin, alignment pin stretches into positioning in bushing pipe,
Make bushing pipe planar will not produce to rock, then drive the piston rod action of the second cylinder, make the piston rod band of the second cylinder
Dynamic pressure arm moves downward, until pressure head compressing is in the top surface of bushing pipe, pressure head and locating ring match, you can realize the folder to bushing pipe
Hold compression, in conjunction with the alignment pin in bushing pipe it can be ensured that bushing pipe positioning steadiness, the welding between such bushing pipe and trailing arm
Quality is secure, can meet the requirement of uniform production.
, using double cylinders providing power, parts are few for the present invention, overall structure simple, compact it is easy to assembling, small volume
Ingeniously, take up room little, low cost, and manipulates conveniently.
Locating ring passes through four circumferentially equally distributed projection support bushing pipes, and the strong point is evenly distributed, with pressure head cooperation
The good reliability of clamping position bushing pipe.Locating ring is connected with guide cylinder using four sunk screws, not only connects firm it is easy to tear open
Dress, and the head of sunk screw does not expose, and support bushing pipe will not be adversely affected.
Because guide pillar is limited and can only move in above-below direction by guide cylinder, therefore the piston rod of guide pillar and the first cylinder it
Between be attached using joint, so that the upper end of joint is engaged by clamping with guide pillar, the lower end of joint is led to the piston rod of the first cylinder
Cross screw threads for fastening, this greatly simplifies the mounting structure between guide pillar and the first cylinder piston rod, disassembling operations are very convenient,
Fast.
Be attached using connecting plate between guide cylinder and the second cylinder, connect plate moulding simple it is easy to processing and fabricating；Even
Fishplate bar is steel plate, and structural strength is good, will not deform or damage.Two plate bodys of connecting plate respectively with guide cylinder and the second gas
Cylinder laminating is fixed, and contact area is big between connecting plate and guide cylinder and between connecting plate and the second cylinder, the fixing of connection
Good.
In order to reduce abrasion as much as possible, increase the service life, be embedded with wear-resisting bushing pipe, institute in the inside of described guide cylinder
State wear-resisting bushing pipe to be slidably matched with guide pillar.
In order to simplify structure, it is easy to processing and fabricating and assembling, described pressure head is rectangular block structure, this pressure head passes through row's spiral shell
Bolt is connected with pressure arm.
Beneficial effect: the present invention implements easily, structure is simple, compact to take up room little it is easy to assembling, compact, becomes
This is low, and it is convenient not only to manipulate, and goes slick, reliable, and is capable of accuracy and the steadiness of bushing pipe positioning, is conducive to serving as a contrast
Pipe welded and installed, welding quality is secure, can meet the requirement of uniform production.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the a-a sectional view of Fig. 1.
Fig. 3 is the structural representation of guide pillar.
Fig. 4 is the structural representation of locating ring.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples:
As shown in Figure 1 and Figure 2, guide cylinder 2 is arranged on the cylinder body of the first cylinder 1, guide cylinder 2 is located at the first cylinder 1 cylinder body
Top, and guide cylinder 2 is fixed together with the cylinder body of the first cylinder 1.Guide cylinder 2 is steel structure, this guide cylinder 2
Profile is square, and that is, the outline of guide cylinder 2 cross section is square.The piston rod of the first cylinder 1 stretches into guide cylinder 2 straight up
Interior, guide pillar 3 is set above the first cylinder 1 piston rod, and guide pillar 3 is located in guide cylinder 2, guide pillar 3 internal setting-in with guide cylinder 2
Wear-resisting bushing pipe 12 be slidably matched.
As shown in Figure 2 and Figure 3, the lower end in guide pillar 3 offers " t " shape groove 3a, and the work in guide pillar 3 and the first cylinder 1
It is provided with joint 9 between stopper rod.Joint 9 is bolt arrangement, and the head boss of this joint 9 snaps in " t " shape groove 3a of guide pillar 3 lower end
In, both are engaged by clamping.The lower end of joint 9 is stretched in the piston rod of the first cylinder 1, the piston rod spiral shell of joint 9 and the first cylinder 1
Line connects, and is locked by nut 10, nut 10 is set on joint 9, and nut 10 is close to the top surface of the first cylinder 1 piston rod.
As shown in Figure 1 and Figure 2, on the top of guide pillar 3, alignment pin 4 is installed, passes through between the top surface of alignment pin 4 and all sides
Conical surface transition, the bottom of this alignment pin 4 is formed with short column 4a, and short column 4a embeds in the adaptation groove that guide pillar 3 upper end opens up.?
The center of alignment pin 4 offers up big and down small two-part stepped hole, wears countersunk head stay bolt, countersunk head stay bolt in this stepped hole
Lower end stretch in guide pillar 3, alignment pin 4 and guide pillar 3 are fixed together, alignment pin 4 can be stretched under the drive of guide pillar 3 upwards
Go out outside guide cylinder 2.
As shown in Figure 1, Figure 2, Figure 4 shows, the periphery in alignment pin 4 is provided with locating ring 5, and the interior edge of this locating ring 5 is circle, fixed
Position ring 5 outline be four angles be rounded down square.Open up installing hole 5a at four angles of locating ring 5, this installing hole
5a is up big and down small two-part stepped hole, wears sunk screw in each installing hole 5a, locating ring 5 pass through four sunk screws with
Guide cylinder 2 is fixed together.It is provided with projection 5b between circumferential two adjacent installing hole 5a, projection 5b is circumferentially uniformly distributed, and
The bottom of projection 5b is connected as a single entity with the top surface of locating ring 5.
As shown in figure 1, arranging the second cylinder 6 on the side of guide cylinder 2, the axial line of the second cylinder 6 and the first cylinder 1
Axial line is parallel.It is provided with connecting plate 11 between guide cylinder 2 and the second cylinder 6, connecting plate 11 is molded by steel plate punched, has
First plate body at obtuse angle and the second plate body each other.First plate body of connecting plate 11 is fitted with a side of guide cylinder 2, the first plate
It is bolted between body and guide cylinder 2.The positioning plane of setting on second plate body of connecting plate 11 and the second cylinder 6 cylinder body
Laminating, fixes also by bolt between the second plate body and the second cylinder 6.The piston rod of the second cylinder 6 stretches out straight up, and with
One end of pressure arm 7 connects, and fixes pressure head 8 in the bottom surface of pressure arm 7 other end, and this pressure head 8 is located at the surface of alignment pin 4.Pressure head 8
It is preferably rectangular block structure, this pressure head 8 is connected with pressure arm 7 by row's bolt.
The operation principle of the present invention is as follows:
When positioning automobile hind axle assembly bushing pipe, first bushing pipe is placed on locating ring 5, makes bushing pipe by locating ring 5
Four projection 5b support, then drive the piston rod of the first cylinder 1 to protrude upward, so that guide pillar 3 is transported upwards together with alignment pin 4
Dynamic, alignment pin 4 stretches into positioning in bushing pipe, so that bushing pipe planar will not be produced and rocks, then drives the piston rod of the second cylinder 6
Action, makes the piston rod of the second cylinder 6 drive pressure arm 7 to move downward, until pressure head 8 oppresses top surface in bushing pipe, pressure head 8 and fixed
Position ring 5 matches, you can realize to the clamping of bushing pipe compression, in conjunction with the alignment pin 4 in bushing pipe it can be ensured that bushing pipe positioning
Accuracy and steadiness.
Claims (3)
1. a kind of mechanism for bushing pipe compression positioning, fixed guide cylinder (2) on the cylinder body of the first cylinder (1), the first cylinder
(1) piston rod stretches in guide cylinder (2) straight up, equipped with the second cylinder (6), the second cylinder on described guide cylinder (2)
(6) axial line is paralleled with the axial line of the first cylinder (1), and the piston rod of described second cylinder (6) stretches out straight up, and
Be connected with one end of pressure arm (7), in the fixing pressure head in the bottom surface of pressure arm (7) other end (8) it is characterised in that: guide cylinder (2) is steel
Matter structure, the piston rod of the first cylinder (1) is connected with the lower end of guide pillar (3), installs alignment pin on the top of described guide pillar (3)
(4), alignment pin (4) can stretch out guide cylinder (2) outward, is provided with locating ring (5), this locating ring in the periphery of described alignment pin (4)
(5) it is installed on the top surface of guide cylinder (2), described pressure head (8) is located at the surface of alignment pin (4)；
The outline of described locating ring (5) be four angles be rounded down square, open up installation at four angles of locating ring (5)
Hole (5a), wears sunk screw in each installing hole (5a), locating ring (5) and guide cylinder (2) is fixed together, in circumferential two-phase
It is provided with projection (5b), projection (5b) is circumferentially uniformly distributed, and the bottom of projection (5b) and locating ring between adjacent installing hole (5a)
(5) top surface is connected as a single entity；
Offer " t " shape groove (3a) in the lower end of described guide pillar (3), and guide pillar (3) and the first cylinder (1) piston rod it
Between be provided with joint (9), described joint (9) is bolt arrangement, and the head boss of this joint (9) snaps in " t " shape of guide pillar (3) lower end
In groove (3a), both are engaged by clamping, and the lower end of joint (9) is connected with the piston rod thread of the first cylinder (1), by nut (10)
Locking, nut (10) is close to the top surface of the first cylinder (1) piston rod；
Described guide cylinder (2) is square, is provided with connecting plate (11), described connecting plate between guide cylinder (2) and the second cylinder (6)
(11) it is molded by steel plate punched, there is the first plate body and second plate body at obtuse angle each other, one of the first plate body and guide cylinder (2)
Fitting in side, is bolted between the first plate body and guide cylinder (2), and the second plate body and the second cylinder (6) cylinder body are arranged
Positioning plane laminating, fix also by bolt between the second plate body and the second cylinder (6).
2. according to claim 1 for bushing pipe compression positioning mechanism it is characterised in that: in described guide cylinder (2)
Inside is embedded with wear-resisting bushing pipe (12), and described wear-resisting bushing pipe (12) is slidably matched with guide pillar (3).
3. according to claim 1 for bushing pipe compression positioning mechanism it is characterised in that: described pressure head (8) be rectangular
Block structure, this pressure head (8) is connected with pressure arm (7) by row's bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510809248.7A CN105269234B (en) | 2015-11-20 | 2015-11-20 | Liner tube compressing and positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510809248.7A CN105269234B (en) | 2015-11-20 | 2015-11-20 | Liner tube compressing and positioning mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105269234A CN105269234A (en) | 2016-01-27 |
| CN105269234B true CN105269234B (en) | 2017-01-25 |
Family
ID=55139541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510809248.7A Active CN105269234B (en) | 2015-11-20 | 2015-11-20 | Liner tube compressing and positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105269234B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2875680Y (en) * | 2006-03-06 | 2007-03-07 | 庄添财 | Welding fixture for supporting frame |
| KR100819884B1 (en) * | 2007-05-30 | 2008-04-08 | 윤상욱 | Clamp device for short pipe of welding jig |
| CN201385196Y (en) * | 2009-01-13 | 2010-01-20 | 上海诸光机械有限公司 | Welded tube fixing device |
| CN201913428U (en) * | 2010-12-31 | 2011-08-03 | 浙江吉利汽车有限公司 | Automatic pre-buckling device for pre-splicing automobile body in white |
| CN104175049A (en) * | 2014-09-12 | 2014-12-03 | 苏州石丸英合精密机械有限公司 | Bush clamping mechanism of automatic bush welding machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6325278B1 (en) * | 2000-01-12 | 2001-12-04 | Grant Prideco, L.P. | Concentric, insulated tubular conduits and method of assembly |
-
2015
- 2015-11-20 CN CN201510809248.7A patent/CN105269234B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2875680Y (en) * | 2006-03-06 | 2007-03-07 | 庄添财 | Welding fixture for supporting frame |
| KR100819884B1 (en) * | 2007-05-30 | 2008-04-08 | 윤상욱 | Clamp device for short pipe of welding jig |
| CN201385196Y (en) * | 2009-01-13 | 2010-01-20 | 上海诸光机械有限公司 | Welded tube fixing device |
| CN201913428U (en) * | 2010-12-31 | 2011-08-03 | 浙江吉利汽车有限公司 | Automatic pre-buckling device for pre-splicing automobile body in white |
| CN104175049A (en) * | 2014-09-12 | 2014-12-03 | 苏州石丸英合精密机械有限公司 | Bush clamping mechanism of automatic bush welding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105269234A (en) | 2016-01-27 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211119 Address after: 400000 886 Haier Road Jiangbei District Chongqing Patentee after: Chongqing youciba Auto Parts Co.,Ltd. Address before: 400026 No. 886, Haier Road, Jiangbei District, Chongqing Patentee before: CHONGQING SKYMAN AUTOMOBILE BODY MANUFACTURE Co.,Ltd. |
|
| CP03 | Change of name, title or address |
Address after: No. 886 Haier Road, Jiangbei District, Chongqing 400025 Patentee after: Chongqing Tianren Automotive Technology Co.,Ltd. Country or region after: China Address before: 400000 886 Haier Road Jiangbei District Chongqing Patentee before: Chongqing youciba Auto Parts Co.,Ltd. Country or region before: China |