CN107877132B - Multi-station oil seal with counter-force support and bearing press-fitting equipment - Google Patents
Multi-station oil seal with counter-force support and bearing press-fitting equipment Download PDFInfo
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- CN107877132B CN107877132B CN201711348384.6A CN201711348384A CN107877132B CN 107877132 B CN107877132 B CN 107877132B CN 201711348384 A CN201711348384 A CN 201711348384A CN 107877132 B CN107877132 B CN 107877132B
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- 230000000712 assembly Effects 0.000 claims abstract description 16
- 238000000429 assembly Methods 0.000 claims abstract description 16
- 239000000523 sample Substances 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 16
- 238000003825 pressing Methods 0.000 description 11
- 239000000758 substrate Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 101100328887 Caenorhabditis elegans col-34 gene Proteins 0.000 description 1
- RRLHMJHRFMHVNM-BQVXCWBNSA-N [(2s,3r,6r)-6-[5-[5-hydroxy-3-(4-hydroxyphenyl)-4-oxochromen-7-yl]oxypentoxy]-2-methyl-3,6-dihydro-2h-pyran-3-yl] acetate Chemical compound C1=C[C@@H](OC(C)=O)[C@H](C)O[C@H]1OCCCCCOC1=CC(O)=C2C(=O)C(C=3C=CC(O)=CC=3)=COC2=C1 RRLHMJHRFMHVNM-BQVXCWBNSA-N 0.000 description 1
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- 230000007306 turnover Effects 0.000 description 1
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
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- Engineering & Computer Science (AREA)
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Abstract
The invention discloses multi-station oil seal and bearing press-fitting equipment with counter force support, which comprises a frame, wherein a plurality of stations are arranged on the frame, each station is provided with a servo electric cylinder, and each servo electric cylinder can translate in a horizontal plane relative to the frame; each station is provided with a plurality of press-fit basic components, and each press-fit basic component comprises a press-fit rod; the lower ends of the press-fitting rods of the different press-fitting basic components are provided with oil seal press heads or bearing press heads as required; the frame is provided with a reaction force supporting device for carrying out reaction force supporting on a partial press-fitting position or all press-fitting positions of the pressed workpiece. The multi-station oil seal and bearing press-fitting equipment with the counter force support has fewer servo electric cylinders and fewer stations, the servo electric cylinders can be in butt joint with different press-fitting assemblies to press-fit the bearing, the oil seal and other elements at different positions on the engine shell, and the counter force support device is arranged at the key position, so that the engine can be prevented from deforming in press-fitting.
Description
Technical Field
The invention relates to the field of automatic equipment, in particular to multi-station oil seal and bearing press-fitting equipment with counter force support.
Background
In the production of automobile engine, need press-fit many oil blanket, elements such as bearing on the engine housing, the automation machine on the market at present can only one machine one, and an equipment can only press an element promptly, and often can only press the element that corresponds to the same position department on the engine housing, and this kind of equipment is first inefficiency, and two come with high costs, and need the manual work of input be many, be unfavorable for saving the cost, and the upper portion position of engine is comparatively weak, can make the engine housing warp at the pressure equipment in-process, leads to the fact the disablement.
Disclosure of Invention
The invention aims to: in order to overcome the defects in the prior art, the invention provides multi-station oil seal and bearing press-mounting equipment with fewer power sources, capability of press-mounting oil seals and bearings at a plurality of positions on an engine shell at fewer stations and with a counter force support device at an important press-mounting position.
The technical scheme is as follows: in order to achieve the purpose, the multi-station oil seal and bearing press-fitting equipment with counter-force support comprises a rack, wherein a plurality of stations are arranged on the rack, each station is provided with a servo electric cylinder, and each servo electric cylinder can translate in a horizontal plane relative to the rack; each station is provided with a plurality of press-fit basic components, and each press-fit basic component comprises a press-fit rod which can be lifted relative to the frame; the lower ends of the press-fitting rods of the different press-fitting basic components are provided with oil seal press heads or bearing press heads as required; the servo electric cylinder of each station can be in butt joint with all the press-fit basic components of the station and execute press-fit operation in cooperation with the press-fit basic components; different stations are correspondingly provided with different positioning jigs, and a counter force supporting device for carrying out counter force support on the local press-fitting positions or all press-fitting positions of the pressed workpiece is arranged on the rack.
Further, each servo electric cylinder is arranged on a translation sliding table, and the translation sliding tables can move in a single shaft or double shafts in the same horizontal plane.
Further, a butt joint is arranged on the telescopic rod of the servo electric cylinder, and a butt joint block is arranged at the top end of each press-fit rod; the lower extreme of butt joint has the butt joint portion, thin down thick in the butt joint portion, the butt joint piece upper end is opened has the cross-section to be "protruding" font, and along the horizontal direction extension's link up the groove, the butt joint portion of butt joint can horizontal translation business turn over link up the groove.
Further, the press-fit rod can reciprocate between a high position and a low position, a retaining structure for retaining the press-fit rod at the high position is arranged between the press-fit rod and the rack, the retaining structure comprises a bolt cylinder fixed relative to the rack and a bolt, the bolt can be driven by the bolt cylinder to reciprocate in the radial direction of the press-fit rod, a positioning pin hole is formed in the press-fit rod, and when the press-fit rod moves to the high position, the positioning pin hole is coaxial with the bolt.
Further, the lower end of the oil seal pressure head is sequentially provided with an oil seal centering section and a press-fit section, and the press-fit section is thicker than the centering section.
Further, an anti-reflection mechanism is arranged on the oil seal pressing head and comprises a probe rod which can move up and down relative to the oil seal pressing head, the lower end of the probe rod is a relatively flat detection part, and the length direction of the detection part is perpendicular to the radial direction of the oil seal pressing head; and a detection sensor for detecting the movement condition of the probe rod is also arranged on the oil seal press head.
Further, the bearing pressure head comprises an outer cylinder fixed on the press-fit rod, a mandrel capable of sliding up and down relative to the outer cylinder is arranged in the outer cylinder, and a reset spring which enables the mandrel to move downwards is arranged between the mandrel and the outer cylinder; in a non-press-fitting state, the lower end of the mandrel extends out of the outer cylinder, at least one ball plunger is arranged on the outer circumference of the mandrel, and the ball of the ball plunger is exposed out of the outer circumference of the mandrel.
Further, the reaction force supporting device comprises a fixed supporting column and a non-fixed supporting component, the non-fixed supporting component comprises a supporting electric cylinder and movable supporting columns distributed at a plurality of press-fit positions, and the supporting electric cylinder can translate on the same height relative to the frame and cooperate with different movable supporting columns to carry out reaction force supporting.
Further, the supporting electric cylinder can be matched with the second bearing press-fit assembly to press-fit the bearing from bottom to top.
Further, a jig seat is fixedly arranged on the frame, the positioning jig is elastically connected with the jig seat in a floating manner, and the positioning jig can translate relative to the jig seat.
The beneficial effects are that: the multi-station oil seal and bearing press-fitting equipment with the counter force support is semi-automatic equipment, has fewer servo electric cylinders and fewer stations, can press-fit the bearings, the oil seals and other elements at different positions on the engine shell in a butt joint manner with different press-fitting assemblies only by manually assisting in feeding and executing corresponding operations, is provided with the counter force support device at a key position, can ensure that the engine cannot deform in press-fitting, has the characteristics of high efficiency, low cost and labor saving, and is suitable for large-scale mass production of products.
Drawings
FIG. 1 is a general structure diagram of a multi-station oil seal with a counter force support and bearing press-fitting equipment;
FIG. 2 is a diagram of a press-fit base assembly in combination with an oil seal ram;
FIG. 3 is a combined cross-sectional view of a press-fit base assembly and an oil seal ram;
FIG. 4 is a cross-sectional view of a bearing ram;
FIG. 5 is a front view of the combination of the jig and the reaction force supporting device;
FIG. 6 is a perspective view of the combination of the jig and the reaction force supporting device;
FIG. 7 is a block diagram of a second bearing press-fit assembly;
FIG. 8 is a block diagram of the movable dowel assembly;
fig. 9 is a combined diagram of a servo electric cylinder, a translation sliding table and a double-shaft rectangular coordinate robot.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
The multi-station oil seal and bearing press-fitting equipment with counter force support shown in the attached drawing 1 comprises a frame 1, wherein two stations are arranged on the frame 1, each station is provided with a servo electric cylinder 2, and each servo electric cylinder 2 can translate in a horizontal plane relative to the frame 1; each station is provided with a plurality of press-fitting basic assemblies 3, and as shown in fig. 2, each press-fitting basic assembly 3 comprises a press-fitting rod 31 which can be lifted relative to the frame 1; the lower ends of the press-fitting rods 31 of the different press-fitting basic assemblies 3 are provided with oil seal press heads 4 or bearing press heads 5 as required, the oil seal press heads 4 have basically the same structure and different size specifications, and the bearing press heads 5 are the same, so that the oil seal press heads 4 or the bearing press heads 5 and the press-fitting basic assemblies 3 form press-fitting assemblies; the servo electric cylinder 2 of each station can be in butt joint with all the press-fit basic components 3 of the station and execute press-fit operation in cooperation with the press-fit basic components; different stations are correspondingly provided with different positioning jigs 6, and the frame 1 is provided with a counterforce supporting device 7 for counterforce supporting the local press-fitting position or all press-fitting positions of the pressed workpiece.
The method for translating the servo electric cylinders 2 relative to the frame 1 is that each servo electric cylinder 2 is arranged on a translation sliding table 8, and the translation sliding tables 8 can move in a single shaft or double shafts in the same horizontal plane.
In this embodiment, the first station is provided with four press-fit assemblies, and the sliding table 8 on which the servo electric cylinder 2 is mounted on the first station is mounted on a dual-axis rectangular coordinate robot, as shown in fig. 9, so that the servo electric cylinder 2 of the station can make dual-axis movement relative to the frame 1, and thus can perform press-fit tasks in a butt joint manner with different press-fit assemblies. The second station is provided with two press-fitting assemblies, and the sliding table 8 provided with the servo electric cylinder 2 on the second station is driven by the single-shaft robot to reciprocate between the two press-fitting assemblies to cooperate with the two press-fitting assemblies to execute corresponding press-fitting tasks.
The butt joint mode of the servo electric cylinder 2 and the press-fit basic unit 3 is as follows: the telescopic rods of the servo electric cylinders 2 are provided with butt joints 21, and the top end of each press-fitting rod 31 is provided with a butt joint block 32, as shown in figure 3; the lower end of the butt joint 21 is provided with a butt joint part, the butt joint part is thin and thick at the upper part, the upper end of the butt joint block 32 is provided with a through groove 321 with a convex section and extending along the horizontal direction, and the butt joint part of the butt joint 21 can horizontally translate into and out of the through groove 321.
The press-fitting rod 31 can reciprocate between a high position and a low position, a retaining structure for retaining the press-fitting rod 31 at the high position is arranged between the press-fitting rod 31 and the frame 1, the retaining structure comprises a bolt cylinder 33 fixed relative to the frame 1 and a bolt 34, the bolt 34 can be driven by the bolt cylinder 33 to reciprocate in the radial direction of the press-fitting rod 31, a positioning pin hole 311 is arranged on the press-fitting rod 31, and when the press-fitting rod 31 moves to the high position, the positioning pin hole 311 is coaxial with the bolt 34.
As shown in fig. 2 and 3, the lower end of the oil seal pressing head 4 is sequentially provided with an oil seal centering section 41 and a press-fitting section 42, and the press-fitting section 42 is thicker than the centering section 41. The transition shoulder between the centering section 41 and the press-fit section 42 is the main part that applies the press-fit force to the oil seal.
In order to prevent an operator from manually reversely putting the oil seal when the operator manually envelopes the oil seal on the oil seal centering section 41, the oil seal pressing head 4 is provided with an anti-reverse mechanism, the anti-reverse mechanism comprises a probe rod 43 which can move up and down relative to the oil seal pressing head 4, the oil seal pressing head 4 is provided with a chute, a probe 43 is arranged in the chute, the lower end of the probe rod 43 is a relatively flat detection part, and the length direction of the detection part is perpendicular to the radial direction of the oil seal pressing head 4; the oil seal ram 4 is also provided with a detection sensor 44 for detecting the movement condition of the probe 43. Because the oil seal has annular seam on only one terminal surface, when the oil seal is placed on the oil seal pressure head 4 to the operative employee correctly, the oil seal can jack up probe 43, and detection sensor 44 can detect probe 43 and take place the motion, thereby judge that the oil seal direction is correct, when the operative employee with the reverse cover of oil seal to oil seal centering section 41, probe 43's detection portion can get into the annular seam on the oil seal, thereby probe 43 can not be jacked up, detection sensor 44 can not detect probe 43's motion, then control system warning tells the operative employee that the oil seal is not adorned, the operative employee reinstallation.
As shown in fig. 4, the bearing ram 5 includes an outer cylinder 51 fixed on the press-fitting rod 31, a mandrel 52 capable of sliding up and down relative to the outer cylinder 51 is provided in the outer cylinder 51, and a return spring 53 for making the mandrel 52 move downward is provided between the mandrel 52 and the outer cylinder 51; in the non-press-fitting state, the lower end of the mandrel 52 extends out of the outer cylinder 51, and at least one ball plunger 54 is disposed on the outer circumference of the mandrel 52, and the ball of the ball plunger 54 is exposed out of the outer circumference of the mandrel 52. The ball of the ball plunger 54 is elastically retractable relative to the plunger body so that the ball can retract into the spindle 52 when the operator is sleeving the bearing onto the spindle 52, and the ball is exposed outside the outer circumference of the spindle 52 to lock the bearing from falling when the bearing is sleeved onto the ball plunger 54.
As shown in fig. 5 and fig. 6, the reaction force supporting device 7 includes a fixed supporting column 71 fixed relative to the frame 1, when several different workpieces need to be press-assembled at the same station, a non-fixed supporting assembly may be used, where the non-fixed supporting assembly includes a supporting electric cylinder 72 and movable supporting columns 73 distributed at a plurality of press-assembling positions, the supporting electric cylinder 72 may cooperate with the different movable supporting columns 73 to support the reaction force relative to the frame 1 under the driving of the single-axis linear module 74, and this structure may push the specific movable supporting column 73 against the reverse surface of the workpiece according to specific needs.
The supporting electric cylinder 72 can be matched with the second bearing press-fitting assembly 9 to press-fit the bearings from bottom to top. In this embodiment, the pressed bearing is an outer ring of a tapered roller bearing, as shown in fig. 7, the second bearing press-mounting assembly 9 includes a second press-mounting rod 91 that can lift relative to the frame 1, a second bearing press-mounting head 92 is provided on the second press-mounting rod 91, an upper end of the second bearing press-mounting head 92 is tapered, in order to detect whether the bearing exists before press-mounting, the second bearing press-mounting assembly 9 further includes a bearing detection unit, the bearing detection unit includes a probe 93, the probe 93 can move up and down relative to the bearing press-mounting head 92, and an upper top spring 94 that makes the probe 93 have an upward movement trend is provided between the probe 93 and the second press-mounting rod 91, and a proximity sensor 95 for detecting a lower end of the probe 93 is further provided on the second press-mounting rod 91. When the outer ring of the bearing is placed on the second bearing head 92, the outer ring of the bearing presses the probe 93 to enable the probe to move downwards, so that the proximity sensor 95 can sense that the lower end of the probe 93 generates a switch signal, and then it can be judged that the outer ring of the bearing is placed on the second bearing head 92.
The machine frame 1 is fixedly provided with a jig seat 11, the positioning jig 6 is elastically connected with the jig seat 11 in a floating manner, and the positioning jig 6 can translate relative to the jig seat 11.
Specifically, the positioning jig 6 includes a jig substrate 61, positioning elements for positioning the workpiece are disposed on the jig substrate 61, four guide posts 62 are disposed at four corners of the jig substrate 61, the jig base 11 includes a base plate 111, four guide sleeves 112 in one-to-one sliding fit with the four guide posts 62 are fixed on the base plate 111, and a spring (not shown in the figure) is disposed between the lower end of each guide post 62 and the base plate 111. The positioning jig 6 is arranged in a floating mode, so that the positioning jig 6 does not bear the pressing force at all, the pressing force borne by the workpiece is borne by the counter-force supporting device arranged on the opposite side of the pressing position, and the service life of the positioning jig 6 can be ensured.
In order to position different workpieces on the jig substrate 61, the positioning element on the jig substrate 61 comprises a plurality of groups of movable positioning pin assemblies 63, as shown in fig. 8, the movable positioning pin assemblies 63 comprise movable positioning pins 631 and pin barrels 632, the movable positioning pins 631 are in sliding fit with the positioning pin barrels 632, compression springs 633 which enable the movable positioning pins 631 to have upward movement trend are arranged between the lower ends of the movable positioning pins 631 and the bottoms of the positioning pin barrels 632, under the normal state, the upper ends of the positioning pins 631 are exposed out of the jig substrate 61, when the workpieces are placed on the jig substrate 61, the movable positioning pins 631 at positions corresponding to positioning holes on the workpieces are protected, the positioning pins 631 position the workpieces through the positioning holes on the workpieces, other movable positioning pins 631 are pressed into the jig substrate 61 by the workpieces, and the different movable positioning pins 631 are pressed into the jig substrate 61 corresponding to the different workpieces, so that the positioning jig 6 is suitable for the different workpieces. It should be noted that, the positioning tools of the two stations have substantially the same main structure except that the number and positions of the movable positioning pin assemblies 63 are different.
The multi-station oil seal and bearing press-fitting equipment with the counter force support is semi-automatic equipment, has fewer servo electric cylinders and fewer stations, can press-fit the bearings, the oil seals and other elements at different positions on the engine shell in a butt joint manner with different press-fitting assemblies only by manually assisting in feeding and executing corresponding operations, is provided with the counter force support device at a key position, can ensure that the engine cannot deform in press-fitting, has the characteristics of high efficiency, low cost and labor saving, and is suitable for large-scale mass production of products.
The foregoing is only a preferred embodiment of the invention, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the invention.
Claims (7)
1. The utility model provides a multistation area counter-force supports oil blanket and bearing pressure equipment which characterized in that: the automatic feeding device comprises a frame (1), wherein a plurality of stations are arranged on the frame (1), each station is provided with a servo electric cylinder (2), and each servo electric cylinder (2) can translate in a horizontal plane relative to the frame (1); each station is provided with a plurality of press-fit basic components (3), and each press-fit basic component (3) comprises a press-fit rod (31) which can be lifted relative to the frame (1); the lower ends of the press-fitting rods (31) of the different press-fitting basic assemblies (3) are provided with oil seal press heads (4) or bearing press heads (5) according to the requirements; the servo electric cylinder (2) of each station can be in butt joint with all the press-fit basic components (3) of the station and execute press-fit operation in cooperation with the press-fit basic components; different positioning jigs (6) are correspondingly arranged at different stations, and a counter force supporting device (7) for carrying out counter force support on the local press-fitting positions or all press-fitting positions of the pressed workpiece is arranged on the frame (1); the oil seal pressure head (4) is provided with an anti-reflection mechanism, the anti-reflection mechanism comprises a probe rod (43) which can move up and down relative to the oil seal pressure head (4), and the lower end of the probe rod (43) is a relatively flat detection part; the oil seal pressure head (4) is also provided with a detection sensor (44) for detecting the movement condition of the probe rod (43); when the oil seal is correctly placed on the oil seal pressure head (4), the oil seal can jack up the probe rod (43), the detection sensor (44) can detect the movement of the probe rod (43) so as to judge that the direction of the oil seal is correct, when the oil seal is reversely sleeved on the oil seal centering section (41), the detection part of the probe rod (43) can enter an annular gap on the oil seal, so that the probe rod (43) cannot be jacked up, the detection sensor (44) cannot detect the movement of the probe rod (43), and a control system alarms;
the lower end of the oil seal pressure head (4) is sequentially provided with an oil seal centering section (41) and a press-fit section (42), and the press-fit section (42) is thicker than the centering section (41);
the bearing pressure head (5) comprises an outer cylinder (51) fixed on the press-fit rod (31), a mandrel (52) capable of sliding up and down relative to the outer cylinder (51) is arranged in the outer cylinder (51), and a reset spring (53) which enables the mandrel (52) and the outer cylinder (51) to have downward movement trend is arranged between the mandrel and the outer cylinder; in a non-press-fitting state, the lower end of the mandrel (52) extends out of the outer cylinder (51), at least one ball plunger (54) is arranged on the outer circumference of the mandrel (52), and the ball of the ball plunger (54) is exposed out of the outer circumference of the mandrel (52).
2. The multi-station oil seal and bearing press-fitting device with counter force support according to claim 1, wherein: each servo electric cylinder (2) is arranged on a translation sliding table (8), and the translation sliding tables (8) can move in a single shaft or double shafts in the same horizontal plane.
3. The multi-station oil seal and bearing press-fitting device with counter force support according to claim 1, wherein: a butt joint (21) is arranged on the telescopic rod of the servo electric cylinder (2), and a butt joint block (32) is arranged at the top end of each press-fitting rod (31); the lower end of the butt joint (21) is provided with a butt joint part, the butt joint part is thin and thick at the upper part, the upper end of the butt joint block (32) is provided with a through groove (321) with a convex cross section and extending along the horizontal direction, and the butt joint part of the butt joint (21) can horizontally translate into and out of the through groove (321).
4. The multi-station oil seal and bearing press-fitting device with counter force support according to claim 1, wherein: the press-fit rod (31) can reciprocate between a high position and a low position, a retaining structure for keeping the press-fit rod (31) at the high position is arranged between the press-fit rod (31) and the frame (1), the retaining structure comprises a bolt cylinder (33) and a bolt (34) which are fixed relative to the frame (1), the bolt (34) can be driven by the bolt cylinder (33) to reciprocate in the radial direction of the press-fit rod (31), a positioning pin hole (311) is formed in the press-fit rod (31), and when the press-fit rod (31) moves to the high position, the positioning pin hole (311) is coaxial with the bolt (34).
5. The multi-station oil seal and bearing press-fitting device with counter force support according to claim 1, wherein: the counter-force supporting device (7) comprises a fixed supporting column (71) and a non-fixed supporting component, the non-fixed supporting component comprises a supporting electric cylinder (72) and movable supporting columns (73) distributed at a plurality of press-fit positions, and the supporting electric cylinder (72) can translate on the same height relative to the frame (1) and cooperate with different movable supporting columns (73) to carry out counter-force supporting.
6. The multi-station oil seal and bearing press-fitting device with counter-force support according to claim 5, wherein: the supporting electric cylinder (72) can be matched with the second bearing press-fit assembly (9) to press-fit the bearings from bottom to top.
7. The multi-station oil seal and bearing press-fitting device with counter force support according to any one of claims 1 to 6, wherein: the jig base (11) is fixedly arranged on the frame (1), the positioning jig (6) is elastically connected with the jig base (11) in a floating mode, and the positioning jig (6) can translate relative to the jig base (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711348384.6A CN107877132B (en) | 2017-12-15 | 2017-12-15 | Multi-station oil seal with counter-force support and bearing press-fitting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711348384.6A CN107877132B (en) | 2017-12-15 | 2017-12-15 | Multi-station oil seal with counter-force support and bearing press-fitting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107877132A CN107877132A (en) | 2018-04-06 |
| CN107877132B true CN107877132B (en) | 2023-12-15 |
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| CN201711348384.6A Active CN107877132B (en) | 2017-12-15 | 2017-12-15 | Multi-station oil seal with counter-force support and bearing press-fitting equipment |
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| CN207656213U (en) * | 2017-12-15 | 2018-07-27 | 昆山市工研院智能制造技术有限公司 | A kind of oil sealing and bearing press mounting equipment of the support of multi-station belt counter-force |
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| CN107350772A (en) * | 2017-08-22 | 2017-11-17 | 苏州三体智能科技有限公司 | Multistation bearing automatic press mounting device |
| CN207656213U (en) * | 2017-12-15 | 2018-07-27 | 昆山市工研院智能制造技术有限公司 | A kind of oil sealing and bearing press mounting equipment of the support of multi-station belt counter-force |
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| CN107877132A (en) | 2018-04-06 |
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