CN105598667B - Rear-axle bushing pressing machine - Google Patents
Rear-axle bushing pressing machine Download PDFInfo
- Publication number
- CN105598667B CN105598667B CN201610072477.XA CN201610072477A CN105598667B CN 105598667 B CN105598667 B CN 105598667B CN 201610072477 A CN201610072477 A CN 201610072477A CN 105598667 B CN105598667 B CN 105598667B
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- Prior art keywords
- main
- pressure head
- bushing
- hydraulic cylinder
- guide rail
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
- B23P19/102—Aligning parts to be fitted together using remote centre compliance devices
- B23P19/105—Aligning parts to be fitted together using remote centre compliance devices using sensing means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
A kind of rear-axle bushing pressing machine, it is related to a kind of pressing machine, including two sets of symmetrically arranged press-loading apparatus, often covering press-loading apparatus includes main hydraulic cylinder, main pressure head, secondary hydraulic cylinder, secondary pressure head, main guide rail, secondary guide rail, the external part of main hydraulic cylinder is connected with main pressure head, the bottom of main pressure head is slidably matched with main guide rail, and main pressure head is connected with bushing；The external part of described secondary hydraulic cylinder is connected with secondary pressure head, and secondary pressure head is slidably matched with secondary guide rail；The rear axle assy sleeve pipe connection of secondary pressure head and bushing to be pressed.The operation that the present invention can make to be placed and taken out rear axle assy becomes easier to, have press fitting is convenient, press fitting precision is high, press fitting efficiency high, can real-time display job result, it is simple in construction the characteristics of, use easy to spread.
Description
Technical field
The present invention relates to a kind of pressing machine, particularly a kind of rear-axle bushing pressing machine.
Background technology
As the continuous development of society, the demand of automobile are increasing.Back axle is automobile using to support wheel and connection
The parts of rear wheel, for the automobile of rear wheel drive, back axle in addition to carrying acts on, also acts as driving, subtracted as drive axle
The effect of speed and differential.Bushing is generally assembled in rear axle assy, to play a part of vibration damping, buffering and protection.Due to
Rear axle assy and bushing are interference fit, usually require larger external force during assembling, and the requirement to assembly precision is also higher.Cause
This, it is not only time-consuming, laborious by manually carrying out assembling press fitting, and easily occur to assemble situation not in place.Authorization Notice No.
CN202070895U discloses a kind of automobile rear axle bush press-mounting machine, and the pressing machine is pressed using pressing device, solves artificial pressure
Situation time-consuming, laborious, that press fitting is not in place is filled, but because the hydraulic press stroke that pressing machine uses is limited, and the body of rear axle assy
Product is larger, and pressing machine keeps for the installing space of rear axle assy very limited, and therefore, rear axle assy is placed and taken out operation ratio
It is more difficult.
The content of the invention
The technical problem to be solved in the present invention is：A kind of rear-axle bushing pressing machine is provided, deposited with solving above-mentioned prior art
Rear axle assy the weak point for being placed and taken out operating difficulties.
Solve above-mentioned technical problem technical scheme be：A kind of rear-axle bushing pressing machine, including two sets of symmetrically arranged pressures
Assembling device, often covering press-loading apparatus includes main hydraulic cylinder, main pressure head, secondary hydraulic cylinder, secondary pressure head, main guide rail, secondary guide rail, described master
The external part of hydraulic cylinder is connected with main pressure head, and bottom and the main guide rail of main pressure head are slidably matched, and main pressure head is connected with bushing；It is described
The external part of secondary hydraulic cylinder be connected with secondary pressure head, secondary pressure head is slidably matched with secondary guide rail；Secondary pressure head with after bushing is pressed
Axle assembly sleeve pipe connection.
The present invention further technical scheme be：Described main pressure head include main transparent cover, contiguous block, main mounting blocks, cushion cover,
Main cushion block, bushing location mandril, described contiguous block are arranged in main mounting blocks, and main transparent cover, cushion cover are separately mounted to contiguous block
Both sides, it is outer and be connected with the side of main mounting blocks, one end of contiguous block endoporus and main hydraulic pressure that described main cushion block is located at cushion cover
The external part connection of cylinder, the other end of contiguous block endoporus are connected with bushing location mandril, and the tail end of bushing location mandril, which stretches out, to be connected
Connect and be connected outside block with bushing.
The present invention further technical scheme be：Described secondary pressure head include secondary cushion block, secondary mounting blocks, sleeve, locating shaft,
Secondary transparent cover, small sleeve, described secondary mounting blocks are arranged on outside sleeve, and secondary cushion block is arranged on outside sleeve and positioned at the one of secondary mounting blocks
Side, secondary transparent cover are arranged on the opposite side of secondary mounting blocks and be connecteds with secondary hydraulic cylinder, locating shaft, small sleeve it is interior positioned at sleeve respectively and
Locating shaft is in close contact with small sleeve, the rear axle assy sleeve pipe connection of the endoporus of locating shaft and bushing to be pressed, and in locating shaft
Back-moving spring is installed, the external part of small sleeve and secondary hydraulic cylinder is in close contact in hole.
The present invention further technical scheme be：Described rear-axle bushing pressing machine also includes control system, the control system
System includes pressure sensor, displacement transducer, single-chip microcomputer, display screen, magnetic valve, described pressure sensor, displacement transducer
It is separately mounted on the rear axle assy sleeve pipe of bushing to be pressed, pressure sensor, the output end of displacement transducer and single-chip microcomputer
Input connects, and the output end of single-chip microcomputer is connected with display screen, magnetic valve respectively, magnetic valve be separately mounted to each main hydraulic cylinder,
On the input of secondary hydraulic cylinder.
The present invention further technical scheme be：Two sets of described press-loading apparatus are symmetrically mounted on workbench, work
Workpiece locating mechanism is additionally provided with platform.
Due to compared with prior art, being had below beneficial to effect using said structure, the back axle bush press-mounting machine of the present invention
Fruit：
1. fit easily into and take out rear axle assy：
Due to the present invention include two sets symmetrically arranged press-loading apparatus, often set press-loading apparatus including main hydraulic cylinder, main pressure head,
Secondary hydraulic cylinder, secondary pressure head, main guide rail, secondary guide rail, the external part of main hydraulic cylinder are connected with main pressure head, and the bottom of main pressure head is with dominating
Rail is slidably matched, and main pressure head is connected with bushing；The external part of secondary hydraulic cylinder is connected with secondary pressure head, and secondary pressure head slides with secondary guide rail matches somebody with somebody
Close；The rear axle assy sleeve pipe connection of secondary pressure head and bushing to be pressed.In use, rear axle assy is correctly placed on station, will
Bushing is arranged on main pressure head, is started secondary hydraulic cylinder, is driven secondary pressure head to be moved along secondary guide rail to centre, reaches rear axle assy position
Postpone, the sleeve pipe of rear axle assy is pressed into secondary pressure head, secondary hydraulic cylinder stops；Then start main hydraulic cylinder, drive main pressure head with
Bushing is moved along main guide rail to centre, and when reaching rear axle assy position, the bushing on main pressure head is pressed into the sleeve pipe of rear axle assy
On.When all reaching setting numerical value by the displacement transducer of control system and determination of pressure sensor position and pressure, main pressure head
By main hydraulic cylinder drive reversely retract original position, secondary pressure head is retracted by back-moving spring, and qualified workpiece is unloaded down, it is on the contrary then
Alarm.Therefore, the present invention leaves enough positions between main pressure head and secondary pressure head, makes the operation for being placed and taken out rear axle assy
Become very easy.
2. press fitting is convenient：
Because the present invention is to carry out automatic press mounting to bushing by two sets of symmetrically arranged press-loading apparatus, without manually striking
Beat, press fitting, it is time saving and energy saving, it is more convenient.
3. it is high to be pressed precision：
Because the present invention is simultaneously to the sleeve pipe on the rear axle assy left and right sides by two sets of symmetrically arranged press-loading apparatus
Press fitting bushing is carried out, ensure that the axiality of two bushings in left and right.In addition, the present invention also passes through the displacement transducer of control system
With determination of pressure sensor position and pressure, then its pressure, stroke and speed controlled by single-chip microcomputer, press fitting precision is higher.
4. it is pressed efficiency high：
Because the present invention is simultaneously to the sleeve pipe on the rear axle assy left and right sides by two sets of symmetrically arranged press-loading apparatus
Press fitting bushing is carried out, without that bushing will be pressed respectively one by one, it is higher that it is pressed efficiency.
5. can real-time display job result：
The present invention can be embodied in line detection, shows power and displacement curve, opens up monitoring window, real-time display operation knot
Fruit, ensure the qualification rate of product 100%.
6. edlin can be entered to the data of operating process, store.
7. simple in construction, use easy to spread.
Below, the technical characteristic of the back axle bush press-mounting machine of the present invention is made further in conjunction with the accompanying drawings and embodiments
It is bright.
Brief description of the drawings
Fig. 1：The structural representation of the back axle bush press-mounting machine of the present invention（Overlook direction）,
Fig. 2：The front view of press-loading apparatus described in embodiment one,
Fig. 3：The top view of press-loading apparatus described in embodiment one.
In above-mentioned accompanying drawing, each label declaration is as follows：
1- press-loading apparatus, 11- main hydraulic cylinders,
The main pressure heads of 12-, the main transparent covers of 121-, 122- contiguous blocks, the main mounting blocks of 123-, 124- cushion covers,
The main cushion blocks of 125-, 126- bushing location mandrils,
13- pair hydraulic cylinders, 14- pair pressure heads,
141- pair cushion blocks, 142- pair mounting blocks, 143- sleeves, 144- locating shafts, 145- pair transparent covers,
146- small sleeves, 15- main guide rails, 16- pair guide rails,
2- workbench, 3- workpiece locating mechanisms.
Embodiment
Embodiment one：
A kind of rear-axle bushing pressing machine, including two sets of symmetrically arranged press-loading apparatus 1, two sets of press-loading apparatus 1 are symmetrically installed
On workbench 2, workbench 2 is provided with workpiece locating mechanism 3, and workpiece locating mechanism 3 is known technology, it is not tied here
Structure is elaborated.
Often covering press-loading apparatus 1 includes main hydraulic cylinder 11, main pressure head 12, secondary hydraulic cylinder 13, secondary pressure head 14, main guide rail 15, pair
Guide rail 16, described main hydraulic cylinder 11 are standard hydraulic cylinder, and the external part of the main hydraulic cylinder 11 is connected with main pressure head 12, main pressure head
12 bottom is slidably matched with main guide rail 15, and main pressure head 12 is connected with bushing；Described secondary hydraulic cylinder 13 is slim hydraulic cylinder, should
The external part of secondary hydraulic cylinder 13 is connected with secondary pressure head 14, and secondary pressure head 14 is slidably matched with secondary guide rail 16；Secondary pressure head 14 is pressed with waiting
The rear axle assy sleeve pipe connection of bushing, above-mentioned main guide rail 15, secondary guide rail 16 are linear guides.
Described main pressure head 12 include main transparent cover 121, contiguous block 122, main mounting blocks 123, cushion cover 124, main cushion block 125,
Bushing location mandril 126, described contiguous block 122 are arranged in main mounting blocks 123, and main transparent cover 121, cushion cover 124 are installed respectively
In the both sides of contiguous block 122, described main cushion block 125 is located at outside cushion cover 124 and is connected with the side of main mounting blocks 123, connects
One end of the endoporus of block 122 is connected with the external part of main hydraulic cylinder 11, the other end and the bushing location mandril of the endoporus of contiguous block 122
126 connections, the tail end of bushing location mandril 126 is stretched out outside contiguous block 122 to be connected with bushing.
Described secondary pressure head 14 include secondary cushion block 141, secondary mounting blocks 142, sleeve 143, locating shaft 144, secondary transparent cover 145,
Small sleeve 146, described secondary mounting blocks 142 are arranged on outside sleeve 143, and secondary cushion block 141 is arranged on outside sleeve 143 and positioned at secondary peace
The side of block 142 is filled, secondary transparent cover 145 is arranged on the opposite side of secondary mounting blocks 142 and is connected with secondary hydraulic cylinder 13, locating shaft 144,
Small sleeve 146 is interior positioned at sleeve 143 respectively and locating shaft 144 is in close contact with small sleeve 146, and the endoporus of locating shaft 144 is with treating
It is pressed the rear axle assy sleeve pipe connection of bushing, and back-moving spring is installed in the endoporus of locating shaft 144（Not shown in figure）, small sleeve
146 are in close contact with the external part of secondary hydraulic cylinder 13.
Described rear-axle bushing pressing machine also includes control system, and the control system includes pressure sensor, displacement sensing
Device, single-chip microcomputer, display screen, magnetic valve, described pressure sensor, displacement transducer are separately mounted to the back axle of bushing to be pressed
On total packaged tube, the input connection of pressure sensor, the output end of displacement transducer and single-chip microcomputer, the output end point of single-chip microcomputer
It is not connected with display screen, magnetic valve, magnetic valve is separately mounted on the input of each main hydraulic cylinder, secondary hydraulic cylinder.
The operation principle of the back axle bush press-mounting machine of the present invention is as follows：
In use, rear axle assy is correctly placed on station by workpiece locating mechanism 3, bushing is arranged on main pressure head
On, the angle of bushing is fixed by the location mandril of main pressure head.Start secondary hydraulic cylinder, drive secondary pressure head along secondary guide rail to centre
It is mobile, after reaching rear axle assy position, the sleeve pipe of rear axle assy is pressed into the positioning shaft hole of secondary pressure head, secondary hydraulic cylinder stops；
Then start main hydraulic cylinder, drive main pressure head and bushing to be moved along main guide rail to centre, when reaching rear axle assy position, by main pressure
Bushing on head is pressed into the sleeve pipe of rear axle assy along the guiding of secondary pressure head locating shaft.Pass through the displacement transducer of control system
When all reaching setting numerical value with determination of pressure sensor press fitting position and pressure, main pressure head is driven by main hydraulic cylinder and reversely retracted
Original position, secondary pressure head are retracted by back-moving spring, and qualified rear axle assy workpiece is unloaded down, on the contrary then alarm.
Claims (4)
- A kind of 1. rear-axle bushing pressing machine, it is characterised in that：Including two sets of symmetrically arranged press-loading apparatus（1）, often set press fitting dress Put（1）Including main hydraulic cylinder（11）, main pressure head（12）, secondary hydraulic cylinder（13）, secondary pressure head（14）, main guide rail（15）, secondary guide rail （16）, described main hydraulic cylinder（11）External part and main pressure head（12）Connection, main pressure head（12）Bottom and main guide rail（15） It is slidably matched, main pressure head（12）It is connected with bushing；Described secondary hydraulic cylinder（13）External part and secondary pressure head（14）Connection, pair pressure Head（14）With secondary guide rail（16）It is slidably matched；Secondary pressure head（14）With the rear axle assy sleeve pipe connection of bushing to be pressed；Described master Pressure head（12）Including main transparent cover（121）, contiguous block（122）, main mounting blocks（123）, cushion cover（124）, main cushion block（125）, bushing Location mandril（126）, described contiguous block（122）Installed in main mounting blocks（123）It is interior, main transparent cover（121）, cushion cover（124）Point An Zhuan not contiguous block（122）Both sides, described main cushion block（125）Positioned at cushion cover（124）It is outer and with main mounting blocks（123）'s Side connects, contiguous block（122）One end of endoporus and main hydraulic cylinder（11）External part connection, contiguous block（122）Endoporus it is another One end and bushing location mandril（126）Connection, bushing location mandril（126）Tail end stretch out contiguous block（122）Connect outside with bushing Connect.
- 2. rear-axle bushing pressing machine according to claim 1, it is characterised in that：Described secondary pressure head（14）Including secondary cushion block （141）, secondary mounting blocks（142）, sleeve（143）, locating shaft（144）, secondary transparent cover（145）, small sleeve（146）, described secondary peace Fill block（142）Installed in sleeve（143）Outside, secondary cushion block（141）Installed in sleeve（143）It is outer and be located at secondary mounting blocks（142）'s Side, secondary transparent cover（145）Installed in secondary mounting blocks（142）Opposite side and with secondary hydraulic cylinder（13）Connection, locating shaft（144）、 Small sleeve（146）It is located at sleeve respectively（143）Interior and locating shaft（144）With small sleeve（146）It is in close contact, locating shaft（144） Endoporus and bushing to be pressed rear axle assy sleeve pipe connection, and locating shaft（144）Back-moving spring, small sleeve are installed in endoporus （146）With secondary hydraulic cylinder（13）External part be in close contact.
- 3. rear-axle bushing pressing machine according to claim 1, it is characterised in that：Described rear-axle bushing pressing machine also includes Control system, the control system include pressure sensor, displacement transducer, single-chip microcomputer, display screen, magnetic valve, described pressure Sensor, displacement transducer be separately mounted on the rear axle assy sleeve pipe of bushing to be pressed, pressure sensor, displacement transducer The input of output end and single-chip microcomputer is connected, and the output end of single-chip microcomputer is connected with display screen, magnetic valve respectively, and magnetic valve is pacified respectively Mounted in each main hydraulic cylinder, secondary hydraulic cylinder input on.
- 4. according to the rear-axle bushing pressing machine described in claim 1 or 2 or 3, it is characterised in that：Two sets of described press-loading apparatus （1）It is symmetrically mounted on workbench（2）On, workbench（2）On be additionally provided with workpiece locating mechanism（3）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610072477.XA CN105598667B (en) | 2016-02-02 | 2016-02-02 | Rear-axle bushing pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610072477.XA CN105598667B (en) | 2016-02-02 | 2016-02-02 | Rear-axle bushing pressing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105598667A CN105598667A (en) | 2016-05-25 |
| CN105598667B true CN105598667B (en) | 2018-01-19 |
Family
ID=55979284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610072477.XA Active CN105598667B (en) | 2016-02-02 | 2016-02-02 | Rear-axle bushing pressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105598667B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687504B (en) * | 2017-04-06 | 2020-05-19 | 上海汇众汽车制造有限公司 | Press mounting equipment |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB654577A (en) * | 1948-02-11 | 1951-06-20 | Simon Aukema | A device for driving out pins, bushes and the like from articulated tracks, chains, and the like |
| CN202028904U (en) * | 2010-12-21 | 2011-11-09 | 江铃汽车股份有限公司 | Large-angle swing arm lining press-mounting device |
| CN202070895U (en) * | 2011-05-06 | 2011-12-14 | 浙江金刚汽车有限公司 | Automobile rear axle bush press-mounting machine |
| CN103071997B (en) * | 2013-01-17 | 2014-12-10 | 银川西部大森数控技术有限公司 | Double-lever press-fitting mechanism |
| CN203831038U (en) * | 2014-03-04 | 2014-09-17 | 上海必博机械有限公司 | Servo lining pressing machine |
| CN203918393U (en) * | 2014-05-13 | 2014-11-05 | 上海汇众汽车装备制造有限公司 | Press for crimping torsion beam back axle sleeve pipe, lining |
| CN205496928U (en) * | 2016-02-02 | 2016-08-24 | 柳州六和方盛机械有限公司 | Rear axle bush pressure equipment machine |
-
2016
- 2016-02-02 CN CN201610072477.XA patent/CN105598667B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105598667A (en) | 2016-05-25 |
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