CN113997245B - Automatic assembling device for primary rubber spring and working method - Google Patents
Automatic assembling device for primary rubber spring and working method Download PDFInfo
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- CN113997245B CN113997245B CN202111255333.5A CN202111255333A CN113997245B CN 113997245 B CN113997245 B CN 113997245B CN 202111255333 A CN202111255333 A CN 202111255333A CN 113997245 B CN113997245 B CN 113997245B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/30—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same positioning or withdrawing springs, e.g. coil or leaf springs
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- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The invention discloses an automatic assembling device and a working method of a primary rubber spring. The bracket device comprises a supporting bottom plate and a supporting frame; a fixed rod is arranged at the top of the support frame; one end of the fixed rod is connected with the top of the support frame, and the other end of the fixed rod is connected with the bolt tightening device; the conveying device comprises a hydraulic cylinder, a conveying table, and an electric motor and a sleeve which are arranged on the conveying table; the hydraulic cylinder is fixed on the supporting bottom plate and drives the conveying table to ascend; the sleeve is driven by the electric motor to rotate and rise; the tightening device comprises a bolt tightening sleeve frame and a bolt installing frame; the top of the bolt tightening sleeve frame is connected to the supporting frame through a fixing rod; the bottom of the bolt tightening sleeve frame is provided with a sleeve frame bottom plate; the bolt mounting frame is arranged on the sleeve frame bottom plate. The device lifts a series of rubber springs by replacing manpower through machinery, reduces the labor intensity of manpower and improves the working efficiency.
Description
Technical Field
The invention relates to the field of bogies, in particular to an automatic assembly device for a series of rubber springs and a working method.
Background
From the initial state of construction to the present state, passenger car equipment in China gradually goes from backward to advanced, and particularly in recent years, along with the loading use of new bogies and the application of various advanced technologies, the traveling environment of people is more and more comfortable. Among other things, various parameters of the bogie directly determine the stability of the vehicle and the ride comfort of the vehicle.
When the primary rubber spring of the bogie is assembled, the primary rubber spring is lifted to the corresponding position of the framework by manpower, and then the primary rubber spring is fixed by four bolts and nuts in a matched mode by another person. The process requires an operator to hold the primary rubber spring with the weight of 15kg for a long time, so that the labor intensity is high and the time consumption is long.
Disclosure of Invention
The invention aims to solve the technical problems of the prior art, and provides an automatic assembly device and a working method for a primary rubber spring.
In order to solve the technical problems, the invention adopts the following technical scheme:
an automatic assembly device of a series of rubber springs is characterized in that: comprises a conveying device and a tightening device which are arranged on a bracket device.
The bracket device comprises a supporting bottom plate and a supporting frame vertically fixed on the supporting bottom plate.
A fixed rod is arranged at the top of the support frame; one end of the fixing rod is connected with the top of the supporting frame, and the other end of the fixing rod is connected with the bolt tightening device.
The conveying device comprises a hydraulic cylinder, a conveying table, a plurality of electric motors and a plurality of sleeves; the cylinder barrel of the hydraulic cylinder is fixed on the supporting bottom plate, a piston rod of the hydraulic cylinder is detachably connected with the conveying table, and the conveying table can be driven by the piston rod of the hydraulic cylinder to ascend and descend along the vertical direction; one end of each electric motor is fixed on the conveying table, and the other end of each electric motor is connected with the sleeve; the sleeve is driven by the electric motor to rotate and ascend and descend along the axis direction of the sleeve.
The tightening device comprises a bolt tightening sleeve frame and a bolt installing frame; the top of the bolt tightening sleeve frame is connected to the supporting frame through a fixing rod; the bottom of the bolt tightening sleeve frame is provided with a sleeve frame bottom plate integrally connected with the bolt tightening sleeve frame.
The bolt mounting frame is arranged on a sleeve frame bottom plate of the bolt tightening sleeve frame and can freely slide on the sleeve frame bottom plate.
The bolt mounting frame is also provided with a plurality of mounting frame through holes for arranging bolts.
As a further preferred aspect of the present invention, the conveying table is provided with a fixing groove for mounting a series of rubber springs; the inside wall at the top of the bolt tightening sleeve frame is provided with a mounting frame positioning groove matched with the fixing groove.
As a further preferred aspect of the present invention, one end of the sleeve frame bottom plate is provided with a limit baffle plate arranged perpendicular to the sleeve frame bottom plate; the limit baffle can prop against the bolt mounting frame, so that the mounting frame through holes are matched with the sleeves of the conveying device in a one-to-one correspondence manner.
As a further preferred aspect of the present invention, the top of the bolt mounting rack is further provided with a bolt baffle plate parallel to the bolt mounting rack and a clamping groove for mounting the bolt baffle plate; the bolt baffle can freely move in the clamping groove.
As a further preferred aspect of the present invention, the bolt baffle is provided with a plurality of baffle through holes for distributing bolts; when bolt baffle one end aligns with limit baffle, baffle through-hole on the bolt baffle and the mounting bracket through-hole on the bolt mounting bracket one-to-one match and set up.
As a further preferred aspect of the present invention, the sizes of the mounting frame through hole and the baffle through hole are smaller than the length size of the diagonal angle of the bolt head; the bolt head can pass through the mounting frame through hole and the baffle through hole, but the bolt head can be blocked by the mounting frame through hole when the bolt rotates.
As a further preferable mode of the invention, the fixing rod is connected with the top of the supporting frame in a sliding way, and the fixing rod can drive the bolt tightening sleeve frame to move in the vertical direction.
Further preferably, the support frame is further provided with a storage box for placing bolts and nuts.
Further preferably, the bottom of the supporting base plate is provided with universal wheels.
The working method of the automatic assembly device of the primary rubber spring specifically comprises the following steps:
s1, adjusting the vertical height of the tightening sleeve frame by adjusting the fixing rod according to the height of the vehicle body frame, so that the vertical height of the mounting seat of the vehicle body frame is positioned between the bolt mounting frame and the conveying table; pushing the device until the mounting seat of the vehicle body framework is positioned below the bolt mounting frame, and the mounting seat of the vehicle body framework is aligned with the positioning groove of the mounting seat, wherein at the moment, the mounting holes on the vehicle body framework are matched with the bolt through holes of the bolt mounting frame in a one-to-one correspondence manner; locking the universal wheel to enable the device to stop at the position;
s2, placing a series of rubber springs in a fixed groove of a conveying table; taking out the nut placed in the storage box and placing the nut on the sleeve;
s3, moving the bolt baffle to enable the baffle through hole and the mounting frame through hole to be partially overlapped; the screw rod of the bolt passes through the through hole of the overlapped part and falls into the bolt mounting frame; at this time, the head of the bolt is blocked by the bolt baffle plate because the through holes are partially overlapped;
s4, starting a hydraulic cylinder, and jacking up the conveying table by a piston rod of the hydraulic cylinder; the first rubber spring and the nut arranged on the sleeve are also lifted up until the first rubber spring is almost jointed with the mounting seat of the vehicle body framework, and the hydraulic cylinder is continuously clicked until the first rubber spring is closely jointed with the mounting seat of the vehicle body framework;
s5, moving the bolt baffle to enable one end of the bolt baffle to be aligned with the limit baffle, wherein the baffle through hole is completely overlapped with the mounting frame through hole, and the bolt passes through the mounting hole of the vehicle body framework and the mounting hole of the first rubber spring to fall into the nut;
s6, starting an electric motor to drive the nut to rotate; at the moment, the bolt head of the bolt is fixedly clamped in the through hole of the mounting frame, and the nut is driven by the electric motor to gradually rotate and screw up; all bolts and nuts are sequentially screwed in a diagonal screwing mode, and the pre-tightening operation of a single primary rubber spring is completed;
s7, adjusting the fixing rod to drive the tightening sleeve frame to ascend, and enabling the bolt mounting frame arranged on the sleeve frame bottom plate to ascend along with the tightening sleeve frame to be separated from the bolt; the piston rod of the hydraulic cylinder is lowered, and the universal wheel is loosened, so that the device can be moved out.
The invention has the following beneficial effects:
1. the conventional installation method needs to manually lift a series of rubber springs below the installation seat of the vehicle body framework, continuous lifting is needed in the installation process, and the manual labor intensity is high.
2. The relative positions of the device and the mounting seat of the vehicle body framework are adjusted in a mode of operating the universal wheels, so that a series of rubber spring mounting holes are aligned with the mounting holes of the vehicle body framework on the conveying table, the on-site docking time is shortened, and the mounting efficiency is improved.
3. The device adopts a mechanical power tightening mode, so that neglected assembly caused by manual tightening and errors of insufficient tightening are reduced.
Drawings
FIG. 1 is an isometric view of an automatic assembly device for a primary rubber spring according to the present invention.
Fig. 2 is a left side view of an automatic assembly device for a primary rubber spring according to the present invention.
FIG. 3 is a schematic view showing the cooperation of a bolt mounting bracket and a bolt baffle plate of the automatic assembly device for a primary rubber spring.
FIG. 4 is a cross-sectional view of a bolt mount of an automatic assembly device for a primary rubber spring according to the present invention.
The method comprises the following steps:
10. a bracket device; 11. a support base plate; 12. a support frame; 13. a fixed rod; 14. a storage box; 15. a universal wheel;
20. a conveying device; 21. a hydraulic cylinder; 22. a conveying table; 23. an electric motor; 24. a sleeve; 25. a fixing groove;
30. a tightening device; 31. the bolts are screwed up the sleeve frame; 32. a bolt mounting rack; 33. a sleeving frame bottom plate; 34. a mounting bracket through hole; 35. a limit baffle; 36. a bolt baffle; 37. a clamping groove; 38. a baffle through hole; 39. and positioning grooves.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings and specific preferred embodiments.
In the description of the present invention, it should be understood that the terms "left", "right", "upper", "lower", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and "first", "second", etc. do not indicate the importance of the components, and thus are not to be construed as limiting the present invention. The specific dimensions adopted in the present embodiment are only for illustrating the technical solution, and do not limit the protection scope of the present invention.
The invention will be described in further detail with reference to the drawings and the detailed description.
As shown in fig. 1 and 2, an automatic assembling device for a primary rubber spring is characterized in that: comprising a conveyor 20 and a tightening device 30 mounted on a support device 10.
The bracket device 10 includes a support base 11 and a support bracket 12 vertically fixed to the support base 11. The bottom of the supporting bottom plate 11 is provided with universal wheels 15 which can drive the whole device to freely move and adjust nearby the installation position.
The top of the supporting frame 12 is provided with a fixed rod 13; the fixed rod 13 is slidably connected with the top of the support frame 12, and the other end is connected with the tightening device 30. The fixing rod 13 can drive the tightening device 30 to ascend and descend in the vertical direction.
The vertical height of the tightening jig 31 is adjusted by adjusting the fixing lever 13 so that the vertical height of the vehicle body frame position is between the bolt mount 32 and the conveying table 22. Through the universal wheel 15 removal this device, let automobile body framework mount pad be located bolt mounting bracket 32 below, and automobile body framework mount pad and mount pad positioning groove 39 align, the mounting hole on the automobile body framework sets up with the mounting bracket through-hole 34 one-to-one matching this moment, later locks universal wheel 15, and this device can be static to stop in this mounted position.
The support frame 12 is also provided with a storage box 14, and bolts and nuts for installation, spare parts and other tools can be placed in the storage box 14.
The conveyor 20 comprises a hydraulic cylinder 21, a conveyor table 22, a number of electric motors 23 and a number of sleeves 24. Preferably, 4 sets of electric motors 23 and 4 sets of sleeves 24 may be provided.
The cylinder barrel of the hydraulic cylinder 21 is fixed on the supporting bottom plate 11, a piston rod of the hydraulic cylinder 21 is detachably connected with the conveying table 22, and the conveying table 22 can be driven by the hydraulic cylinder 21 to ascend and descend along the vertical direction.
One end of each electric motor 23 is fixed on the conveying table 22, and the other end is connected with a sleeve 24; the sleeve 24 is driven by the electric motor 23 to rotate and descend in the axial direction.
The conveying table 22 is provided with a fixing groove 25, and a series of rubber springs are arranged in the fixing groove 25 and connected with the conveying table 22.
The hydraulic cylinder 21 is started, a piston rod of the hydraulic cylinder 21 jacks up the conveying table 22, and an electric motor 23, a sleeve 24 and a series of rubber springs which can drive the conveying table 22 to be arranged on the conveying table 22 synchronously ascend until the series of rubber springs are almost attached to a mounting seat of a vehicle body framework.
The tightening device 30 includes a bolt tightening jig 31 and a bolt mounting bracket 32. The top of the bolt tightening sleeve frame 31 is connected to the supporting frame 12 through a fixed rod 13; the bottom of the bolt tightening sleeve frame 31 is provided with a sleeve frame bottom plate 33 integrally connected with the bolt tightening sleeve frame 31.
The bolt mounting frame 32 is arranged on a frame base plate 33 of the bolt tightening frame 31, and can freely slide on the frame base plate 33.
The bolt mounting frame 32 is further provided with a plurality of mounting frame through holes 34 for arranging bolts.
A limit baffle 35 which is arranged perpendicular to the sleeve frame bottom plate 33 is arranged at one end of the sleeve frame bottom plate 33; the limit baffle 35 can prop against the bolt mounting frame 32, so that the mounting frame through holes 34 are matched with the sleeves 24 of the conveying device 20 in a one-to-one correspondence manner.
The top of the bolt mounting frame 32 is also provided with a bolt baffle 36 parallel to the bolt mounting frame 32 and a clamping groove 37 for mounting the bolt baffle 36; the bolt baffle 36 is freely movable within the catch 37.
As a first preferred embodiment of the present invention, the bolt baffle 36 is provided with a plurality of baffle through holes 38 for arranging bolts; when one end of the bolt baffle 36 is aligned with the limit baffle 35, the baffle through holes 38 on the bolt baffle 36 are arranged in one-to-one correspondence with the mounting frame through holes 34 on the bolt mounting frame 32.
Preferably, the number of the mount through holes 34 and the baffle through holes 38 is 4 in accordance with the number of the rubber spring mounting holes and the body frame mounting holes.
The sizes of the mounting frame through holes 34 and the baffle plate through holes 38 are smaller than the length size of the diagonal angle of the bolt head; the bolt head may pass through the mounting bracket through hole 34 and the baffle through hole 38, but the bolt head may be caught by the mounting bracket through hole 34 when the bolt is rotated.
The mounting steps using the first preferred embodiment are: firstly, moving the bolt baffle 36 to enable the baffle through hole 38 to be partially overlapped with the mounting frame through hole 34; the screw of the bolt is inserted through the through hole of the overlapping part and falls into the bolt mounting frame 32; at this time, the head of the bolt is caught by the bolt baffle 36 due to the partial overlapping of the through holes. After the conveying table 22 is lifted to a proper position, the bolt baffle 36 is moved again to align one end of the bolt baffle 36 with the limit baffle 35, the baffle through hole 38 and the mounting frame through hole 34 are completely overlapped, the bolt passes through the mounting hole of the vehicle body framework and the mounting hole of the first rubber spring and falls into the nut, and the electric motor 23 is started to be screwed.
As shown in fig. 3 and 4, as a second preferred embodiment of the present invention, the bolt baffle 36 is provided with a baffle through hole 38; the two ends of the bolt through hole groove are circular groove holes, and the diameter of the circular groove holes is larger than the diagonal dimension length of the bolt head; the two circular holes are communicated through a square slotted hole, and the width of the square slotted hole is smaller than the length of the side length of the bolt head but larger than the diameter of the screw rod. The bolt mounting frame 32 is provided with a square mounting frame through hole 34; the width of the mounting bracket through hole 34 is smaller than the length of the diagonal angle of the bolt head, but larger than the length of the side length of the bolt head.
The mounting steps using the second preferred embodiment are: firstly, moving the bolt baffle 36 to enable the baffle through hole 38 to coincide with the square slotted hole of the mounting frame through hole 34; the shank of the bolt may pass through the through hole of the overlapping portion and fall into the bolt mount 32; the bolt head is sized larger than the square slot hole of the baffle through hole 38, and the head of the bolt is caught by the bolt baffle 36. After the conveying table 22 is lifted to a proper position, the bolt baffle 36 is moved to align one end of the bolt baffle 36 with the limit baffle 35, at this time, the circular slot hole of the baffle through hole 38 is completely overlapped with the mounting frame through hole 34, the bolt passes through the mounting hole of the vehicle body frame and the mounting hole of the first rubber spring and falls into the nut, and the electric motor 23 is started to be screwed.
The conventional installation method needs to manually lift a series of rubber springs below the installation seat of the vehicle body framework, continuous lifting is needed in the installation process, and the manual labor intensity is high. Meanwhile, the relative positions of the device and the mounting seat of the vehicle body framework are adjusted in a mode of operating the universal wheels, so that a series of rubber spring mounting holes and the mounting holes of the vehicle body framework are aligned when the device is placed on the conveying table, the on-site docking time is shortened, and the mounting efficiency is improved.
The working method of the automatic assembly device of the primary rubber spring specifically comprises the following steps:
s1, adjusting the vertical height of a tightening sleeve frame 31 by adjusting a fixing rod 13 according to the height of a vehicle body framework, so that the vertical height of a vehicle body framework mounting seat is positioned between a bolt mounting frame 32 and a conveying table 22; pushing the device until the mounting seat of the vehicle body framework is positioned below the bolt mounting frame 32 and aligned with the positioning groove 39 of the mounting seat, wherein the mounting holes on the vehicle body framework are matched with the mounting frame through holes 34 one by one; locking the universal wheel 15 to enable the device to stop at the position;
s2, placing a series of rubber springs in the fixing grooves 25 of the conveying table 22; taking out the nut placed in the storage box 14 and placing the nut on the sleeve 24;
s3, moving the bolt baffle 36 to enable the baffle through hole 38 to be partially overlapped with the mounting frame through hole 34; the screw of the bolt is inserted through the through hole of the overlapping part and falls into the bolt mounting frame 32; at this time, the head of the bolt is caught by the bolt baffle 36 due to the partial overlapping of the through holes;
s4, starting the hydraulic cylinder 21, and lifting the conveying table 22 by a piston rod of the hydraulic cylinder 21; the first series of rubber springs arranged in the fixing groove 25 and the nuts arranged on the sleeve 24 rise along with the first series of rubber springs until the first series of rubber springs are almost jointed with the mounting seat of the vehicle body framework, and the hydraulic cylinder 21 is continuously clicked until the first series of rubber springs are closely jointed with the mounting seat of the vehicle body framework;
s5, moving the bolt baffle 36 to enable one end of the bolt baffle 36 to be aligned with the limit baffle 35, wherein the baffle through hole 38 and the mounting frame through hole 34 are completely overlapped, and bolts pass through the mounting holes of the vehicle body framework and the mounting holes of the first rubber spring and fall into nuts;
s6, starting the electric motor 23 to drive the nut to rotate; at this time, the bolt head of the bolt is fixedly clamped in the mounting frame through hole 34, and the nut is gradually rotated and screwed under the drive of the electric motor 23; all bolts and nuts are sequentially screwed in a diagonal screwing mode, and the pre-tightening operation of a single primary rubber spring is completed;
s7, adjusting the fixing rod 13 to drive the tightening sleeve frame 31 to ascend, and enabling the bolt mounting frame 32 arranged on the sleeve frame bottom plate 33 to ascend along with the tightening sleeve frame to be separated from the bolts; the piston rod of the hydraulic cylinder 21 is lowered, and the universal wheel 15 is loosened, so that the device can be removed.
The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited to the specific details of the above embodiments, and various equivalent changes can be made to the technical solution of the present invention within the scope of the technical concept of the present invention, and all the equivalent changes belong to the protection scope of the present invention.
Claims (10)
1. An automatic assembly device of a series of rubber springs is characterized in that: comprises a conveying device (20) and a tightening device (30) which are arranged on a bracket device (10);
the bracket device (10) comprises a supporting bottom plate (11) and a supporting frame (12) vertically fixed on the supporting bottom plate (11);
a fixed rod (13) is arranged at the top of the supporting frame (12); one end of the fixed rod (13) is connected with the top of the supporting frame (12), and the other end of the fixed rod is connected with the tightening device (30);
the conveying device (20) comprises a hydraulic cylinder (21), a conveying table (22), a plurality of electric motors (23) and a plurality of sleeves (24); the cylinder barrel of the hydraulic cylinder (21) is fixed on the supporting bottom plate (11), a piston rod of the hydraulic cylinder (21) is detachably connected with the conveying table (22), and the conveying table (22) can be driven by the hydraulic cylinder (21) to ascend and descend along the vertical direction; one end of each electric motor (23) is fixed on the conveying table (22), and the other end is connected with the sleeve (24); the sleeve (24) is driven by the electric motor (23) to rotate and ascend and descend along the axis direction of the sleeve;
the tightening device (30) comprises a bolt tightening sleeve frame (31) and a bolt installing frame (32); the top of the bolt tightening sleeve frame (31) is connected to the supporting frame (12) through a fixing rod (13); a sleeve frame bottom plate (33) integrally connected with the bolt tightening sleeve frame (31) is arranged at the bottom of the bolt tightening sleeve frame (31);
the bolt mounting frame (32) is arranged on a sleeve frame bottom plate (33) of the bolt tightening sleeve frame (31), and can freely slide on the sleeve frame bottom plate (33);
the bolt mounting frame (32) is also provided with a plurality of mounting frame through holes (34) for arranging bolts.
2. The automatic assembly device for a series of rubber springs according to claim 1, wherein: a fixing groove (25) for mounting a series of rubber springs is formed in the conveying table (22); the inner side wall of the top of the bolt tightening sleeve frame (31) is provided with a mounting frame positioning groove (39) which is matched with the fixing groove (25).
3. The automatic assembly device for a series of rubber springs according to claim 2, wherein: one end of the sleeve frame bottom plate (33) is provided with a limit baffle (35) which is arranged perpendicular to the sleeve frame bottom plate (33); the limit baffle (35) can prop against the bolt mounting frame (32), so that the mounting frame through holes (34) are matched with the sleeves (24) of the conveying device (20) in a one-to-one correspondence manner.
4. A primary rubber spring automatic assembling apparatus according to claim 3, wherein: the top of the bolt mounting frame (32) is also provided with a bolt baffle plate (36) parallel to the bolt mounting frame (32) and a clamping groove (37) for mounting the bolt baffle plate (36); the bolt baffle plate (36) can move freely in the clamping groove (37).
5. The automatic assembly device for a series of rubber springs according to claim 4, wherein: the bolt baffle (36) is provided with a plurality of baffle through holes (38) for arranging bolts; when one end of the bolt baffle (36) is aligned with the limit baffle (35), baffle through holes (38) on the bolt baffle (36) are arranged in one-to-one correspondence with mounting frame through holes (34) on the bolt mounting frame (32).
6. The automatic assembly device for a series of rubber springs according to claim 5, wherein: the sizes of the mounting frame through holes (34) and the baffle through holes (38) are smaller than the length size of the diagonal angle of the bolt head; the bolt head can pass through the mounting frame through hole (34) and the baffle through hole (38), but the bolt head can be blocked by the mounting frame through hole (34) when the bolt rotates.
7. The automated assembly device for a series of rubber springs of claim 6, wherein: the fixing rod (13) is connected with the top of the supporting frame (12) in a sliding mode, and the fixing rod (13) can drive the bolt tightening sleeve frame (31) to move in the vertical direction.
8. The automated assembly device for a series of rubber springs of claim 7, wherein: the support frame (12) is also provided with a storage box (14) for placing bolts and nuts.
9. The automated assembly device for a series of rubber springs of claim 8, wherein: the bottom of the supporting bottom plate (11) is provided with universal wheels (15).
10. The working method of the automatic assembly device for the primary rubber spring based on the claim 9 specifically comprises the following steps:
s1, adjusting the vertical height of a bolt tightening sleeve frame (31) through adjusting a fixing rod (13) according to the height of a vehicle body framework, so that the vertical height of a vehicle body framework mounting seat is positioned between a bolt mounting frame (32) and a conveying table (22); the device is pushed until the mounting seat of the vehicle body framework is positioned below the bolt mounting frame (32), the mounting seat of the vehicle body framework is aligned with the positioning groove (39) of the mounting frame, and at the moment, the mounting holes on the vehicle body framework are matched with the through holes (34) of the mounting frame in a one-to-one correspondence manner; locking the universal wheel (15) to enable the device to stop at the position;
s2, placing a series of rubber springs in a fixing groove (25) of a conveying table (22); taking out the nut placed in the storage box (14) and placing the nut on the sleeve (24);
s3, moving the bolt baffle (36) to enable the baffle through hole (38) to be partially overlapped with the mounting frame through hole (34); the screw rod of the bolt passes through the through hole of the overlapped part and falls into the bolt mounting frame (32); at this time, the head of the bolt is blocked by the bolt baffle plate (36) because the through holes are partially overlapped;
s4, starting a hydraulic cylinder (21), and jacking up a conveying table (22) by a piston rod of the hydraulic cylinder (21); the first rubber spring and the nut arranged on the sleeve (24) are arranged in the fixing groove (25) and ascend along with the fixing groove until the first rubber spring is almost jointed with the mounting seat of the vehicle body framework, and the hydraulic cylinder (21) is continuously clicked until the first rubber spring is closely jointed with the mounting seat of the vehicle body framework;
s5, moving the bolt baffle plate (36) to enable one end of the bolt baffle plate (36) to be aligned with the limit baffle plate (35), wherein the baffle plate through hole (38) is completely overlapped with the mounting frame through hole (34), and bolts sequentially pass through the mounting holes of the vehicle body frame and the first rubber spring mounting holes and fall into nuts;
s6, starting an electric motor (23) to drive the nut to rotate; at the moment, the bolt head of the bolt is fixedly clamped in the mounting frame through hole (34), and the nut is driven by the electric motor (23) to gradually rotate and screw up; all bolts and nuts are sequentially screwed in a diagonal screwing mode, and the pre-tightening operation of a single primary rubber spring is completed;
s7, adjusting the fixing rod (13) to drive the bolt tightening sleeve frame (31) to ascend, and enabling the bolt mounting frame (32) arranged on the sleeve frame bottom plate (33) to ascend along with the ascending and be separated from the bolt; the piston rod of the hydraulic cylinder (21) is lowered, and the universal wheel (15) is loosened, so that the device can be moved out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255333.5A CN113997245B (en) | 2021-10-27 | 2021-10-27 | Automatic assembling device for primary rubber spring and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255333.5A CN113997245B (en) | 2021-10-27 | 2021-10-27 | Automatic assembling device for primary rubber spring and working method |
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| CN113997245A CN113997245A (en) | 2022-02-01 |
| CN113997245B true CN113997245B (en) | 2023-04-25 |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2682228B2 (en) * | 1990-11-09 | 1997-11-26 | 日産自動車株式会社 | Bolt positioning device |
| IT1308450B1 (en) * | 1999-04-23 | 2001-12-17 | Parodi Iva | DISASSEMBLY AND ASSEMBLY EQUIPMENT OF SPRING GROUP-SHOCK ABSORBER FOR VEHICLE SUSPENSIONS |
| JP2004009219A (en) * | 2002-06-07 | 2004-01-15 | Daihatsu Motor Co Ltd | Coil spring fitting device |
| CN201998142U (en) * | 2010-12-28 | 2011-10-05 | 上海英伦帝华汽车部件有限公司 | Rear suspension spring press mounting device |
| CN107225399A (en) * | 2017-07-31 | 2017-10-03 | 成都市阿李科技有限公司 | A kind of damper assemble method and damper assembling device |
| CN107335987A (en) * | 2017-08-31 | 2017-11-10 | 汐畅信息咨询新沂有限公司 | A kind of expansion bolt assembles assembly system |
| CN209614795U (en) * | 2019-03-01 | 2019-11-12 | 西格迈股份有限公司 | Default outer ejector half shock-absorber suspension spring top glue nut tightening equipment |
| CN214444414U (en) * | 2020-12-24 | 2021-10-22 | 龙铁纵横（北京）轨道交通科技股份有限公司 | Multi-shaft air spring tightening system |
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- 2021-10-27 CN CN202111255333.5A patent/CN113997245B/en active Active
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