CN114473466A - Automatic twisting machine for pull rod - Google Patents
Automatic twisting machine for pull rod Download PDFInfo
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- CN114473466A CN114473466A CN202210148683.XA CN202210148683A CN114473466A CN 114473466 A CN114473466 A CN 114473466A CN 202210148683 A CN202210148683 A CN 202210148683A CN 114473466 A CN114473466 A CN 114473466A
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- pull rod
- sliding
- fixing
- seat
- rotating shaft
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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
- B23P19/04—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 assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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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
- B23P19/10—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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Abstract
The application discloses an automatic pull rod screwing machine which comprises a workbench, wherein a pull rod fixing device and a sliding screwing device are arranged on the workbench, the pull rod fixing device is used for fixing a pull rod sleeve to be installed, and the sliding screwing device is used for pushing an earring bolt to be installed to move towards one side of the pull rod sleeve to be installed; meanwhile, a driving device for pushing the sliding screwing device, a first detection mechanism for detecting the position of the sliding screwing device and a second detection mechanism for detecting the inclination angle of the earring bolt to be connected are also arranged on the workbench; compared with the prior art, the automatic assembling device realizes the automatic assembling of the pull rod parts, thereby greatly improving the assembling efficiency of the pull rod parts; meanwhile, the main technical indexes are accurately monitored in the assembling process, so that manual fine adjustment is not needed after the pull rod part is assembled, one-time assembly of the pull rod part is realized, the assembling efficiency is further improved, and the assembling quality is also ensured.
Description
Technical Field
The application relates to the technical field of processing equipment, concretely relates to automatic screwing machine of pull rod.
Background
The pull rod type component is mainly used in an aircraft power system and plays a role in fixing the linkage of a power element and an aircraft structure. The distance L (tolerance is 1 pitch) between the earring bolt hole about need guaranteeing to pull rod assembly in the assembling process to and about earring bolt A, B plane keep certain angle, generally adopt artifical manual assembly among the actual assembly process, its assembling process mainly includes and just adorns and the debugging, but whole in-process debugging need consume longer time, and its packaging efficiency is lower.
Disclosure of Invention
The main aim at of this application provides an automatic machine of twisting of pull rod to solve the defect that the installation effectiveness is low that exists among the prior art.
In order to achieve the purpose, the application provides an automatic pull rod screwing machine which comprises a workbench;
the pull rod fixing device is arranged on the workbench and used for fixing a pull rod sleeve to be installed;
the sliding screwing device is arranged on the workbench in a sliding mode and used for pushing the earring bolt to be connected to move towards the pull rod sleeve to be installed and driving the earring bolt to be installed to rotate so as to screw the earring bolt to be installed on the pull rod sleeve to be installed;
the driving device is fixed on the workbench and is in power connection with the sliding and screwing device so as to push the driving device to move towards one side of the pull rod fixing device;
the detection mechanism comprises a first detection mechanism used for detecting the position of the sliding screwing device and a second detection mechanism used for detecting the inclination angle of the earring bolt to be connected.
Optionally, the pull rod supporting device comprises two symmetrically arranged supporting seats, and the tops of the supporting seats are fixedly connected with supporting clamping plates matched with the pull rod sleeves to be installed through connecting bolts.
Optionally, the bottom of the supporting seat is further provided with a slide bar and a locking screw rod for fixing the slide bar on the workbench, the first detection mechanism is a distance sensor, and the first detection mechanism is fixed on the supporting seat.
Optionally, the sliding and screwing device comprises two sets of symmetrically arranged sliding seats and a rotating mechanism fixed on the sliding seats, the sliding seats are further provided with rotating shafts connected with the rotating mechanism, one end of each rotating shaft is provided with a fastening device used for fixing the to-be-installed earring bolt, and the other end of each rotating shaft is connected with the driving device.
Optionally, the rotating mechanism includes a rotating motor, and the rotating shaft and the rotating motor are in power connection through a first gear and a second gear which are meshed with each other.
Optionally, the sliding seat is further provided with a fixing plate, and the rotating shaft is provided with a limiting groove matched with the fixing plate.
Optionally, the fastening device comprises a fixed seat, and one end of the fixed seat is connected with the rotating shaft thread through a connecting rod; still be provided with on the fixing base with wait to install the fixed slot of earring bolt adaptation, still be provided with the dead lever in the fixed slot, be provided with fastening nut on the dead lever.
Optionally, the driving device comprises a supporting frame and a driving block, and the driving block is connected with the rotating shaft thread; the support frame is also provided with a sliding groove arranged along the axis direction of the rotating shaft, and the driving block is provided with a limiting block inserted into the sliding groove; and a driving spring sleeved on the rotating shaft is also arranged between the driving block and the supporting frame.
Optionally, the second detection mechanism includes an angle sensor and a grating scale, the grating scale is fixed on the rotating shaft, and the angle sensor is fixed on the sliding base.
Optionally, the screwing machine further comprises two sets of adjusting seats, and the adjusting seats are arranged on the workbench in a sliding manner; the two supporting seats are respectively arranged on the adjusting seat in a sliding mode, the two sliding seats are respectively arranged on the adjusting seat, the two supporting frames are respectively connected with the two adjusting seats integrally, and the adjusting seat is provided with a locking screw rod.
Compared with the prior art, the invention has the following beneficial effects:
the device comprises a workbench, wherein a pull rod fixing device and a sliding screwing device are arranged on the workbench, the pull rod fixing device is used for fixing a pull rod sleeve to be installed, and the sliding screwing device is used for pushing an earring bolt to be installed to move towards one side of the pull rod sleeve to be installed; meanwhile, a driving device for pushing the sliding screwing device, a first detection mechanism for detecting the position of the sliding screwing device and a second detection mechanism for detecting the inclination angle of the earring bolt to be connected are also arranged on the workbench;
when the device is used, the pull rod sleeve to be installed is installed on the pull rod fixing device, meanwhile, the end face of the pull rod sleeve to be installed is ensured to be flush with the end face of the pull rod fixing device, and then the pull rod sleeve to be installed is fixed; pushing the earring bolt to be installed to move towards one side of the pull rod sleeve to be installed through the driving device, and rotating the earring bolt to be installed so as to connect the earring screw to be installed with the pull rod sleeve to be installed in a threaded manner; in the assembling process, the detection device respectively detects the position of the screwing device to be slid and the inclination angle of the earring bolt to be connected;
based on the fact that the earring bolt to be installed is in a fixed state on the sliding screwing device, the distance between the circle center of the bearing hole of the earring bolt to be installed and the vertical end face of the sliding screwing device is a fixed value; the distance between the circle center of the bearing hole of the earring bolt to be installed and the end face of the pull rod sleeve to be installed can be calculated by combining detection parameters of the first detection mechanism, and meanwhile, the total length of the whole pull rod part after being assembled can be quickly calculated due to the fact that the length of the pull rod sleeve to be installed is a fixed value, and therefore accurate control over assembling precision is achieved;
the second detection mechanism respectively detects the included angles between the two to-be-installed lug bolts and the horizontal plane, so that the included angles between the two to-be-installed lug bolts can be detected, the detection of the main quality control indexes of the pull rod part is realized, and the assembly precision is ensured;
compared with the prior art, the automatic assembling device realizes the automatic assembling of the pull rod parts, thereby greatly improving the assembling efficiency of the pull rod parts; meanwhile, the main technical indexes are accurately monitored in the assembling process, so that manual fine adjustment is not needed after the pull rod part is assembled, one-time assembly of the pull rod part is realized, the assembling efficiency is further improved, and the assembling quality is also ensured.
Drawings
Fig. 1 is a schematic structural view of an automatic pull rod screwing machine according to an embodiment of the present disclosure;
fig. 2 is a schematic cross-sectional structural view of an automatic pull rod screwing machine provided in an embodiment of the present application;
fig. 3 is an assembly view of the sliding engagement device and the pull rod fixing device according to the embodiment of the present disclosure;
FIG. 4 is an exploded view of a slide fastener device according to an embodiment of the present disclosure;
fig. 5 is an exploded view of a tension rod fixing device according to an embodiment of the present disclosure;
FIG. 6 is an exploded view of a fastening device provided in accordance with an embodiment of the present application;
FIG. 7 is a schematic diagram of a measurement provided by an embodiment of the present application;
reference numerals: 1-a workbench, 2-a pull rod fixing device, 3-a sliding screwing device, 4-a driving device, 5-a first detection mechanism, 6-a second detection mechanism, 7-an adjusting seat, 201-a supporting seat, 202-a connecting bolt, 203-a supporting clamping plate, 204-a sliding strip, 205-a locking screw rod, 301-a sliding seat, 302-a rotating shaft, 303-a rotating motor, 304-a first gear, 305-a second gear, 306-a fixing plate, 307-a limiting groove, 308-a fixing seat, 309-a connecting rod, 310-a fixing rod, 311-a fastening nut, 401-a supporting frame, 402-a driving block, 403-a sliding groove, 404-a limiting block, 405-a driving spring, 601-an angle sensor and 602-a grating ruler.
The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Embodiment mode 1
Referring to fig. 1 to 6, the application discloses an automatic pull rod screwing machine, which comprises a workbench 1, wherein a plurality of sliding rails are arranged on the workbench 1, the cross sections of the sliding rails are in a dovetail shape or a T shape, two adjusting seats 7 are arranged on the workbench 1, sliding strips matched with the sliding rails are arranged on the adjusting seats 7, and locking screw rods 205 used for fixing the adjusting seats 7 are also arranged on two sides of the adjusting seats 7;
the twisting machine further comprises a pull rod fixing device 2 and a sliding twisting device 3, wherein the pull rod fixing device 2 comprises two supporting seats 201 with the same structure, the sliding twisting device 3 comprises two sliding seats 301 with the same structure, the top surfaces of the adjusting seats 7 are both provided with sliding grooves 403, and the bottom surfaces of the supporting seats 201 and the sliding seats 301 are both provided with sliding strips 204 inserted into the sliding grooves 403; the sliding groove 403 is dovetail-shaped or T-shaped, wherein the two sides of the supporting seat 201 are further provided with locking screws 205, so that the supporting seat 201 is fixed on the adjusting seat 7 through the locking screws 205, and the position of the supporting seat 201 can be conveniently adjusted at the same time, thereby meeting the installation requirements of pull rod sleeves with different lengths;
the top of the supporting seat 201 is also provided with a supporting clamping plate 203, the top of the supporting clamping plate 203 is provided with a limiting groove 307 matched with the shape of the pull rod sleeve, and the bottom of the supporting clamping plate 203 is fixedly connected with the supporting seat 201 through a connecting bolt 202; when the pull rods with different specifications need to be assembled, different supporting clamping plates 203 can be quickly replaced, so that diversified supporting requirements are met;
the sliding seat 301 is provided with a mounting hole which is a stepped hole, a rolling bearing is fixedly arranged in the mounting hole, the sliding seat is rotatably connected with a rotating shaft 302 through the rolling bearing, meanwhile, the sliding seat 301 is also provided with a fixing plate 306, the fixing plate 306 is provided with an upper piece and a lower piece, the upper piece and the lower piece are both provided with semicircular through holes, the two semicircular through holes are spliced into a circular through hole, and the rotating shaft 302 penetrates through the circular through hole; meanwhile, a limit groove 307 is also arranged on the rotating shaft 302, and the fixing plate 306 is clamped into the limit groove 307; the structure is simple, the reliability and the stability of the device can be improved, and meanwhile, the axial limiting of the rotating shaft 302 can be realized through the matching of the fixing plate 306 and the limiting groove 307, so that the rotating shaft is ensured to rotate only without axial sliding;
the sliding seat 301 is further provided with a rotating mechanism, the rotating mechanism comprises a rotating motor 303 fixed on the sliding seat 301, the rotating motor 303 is a servo motor, a second gear 305 is arranged on an output shaft of the rotating motor 303, a first gear 304 is arranged on the rotating shaft 302, and the first gear 304 and the second gear 305 are meshed with each other, so that the rotating motor 303 is in power connection with the rotating shaft 302;
the power connection between the rotating shaft 302 and the rotating motor 303 can be realized through two-stage gears, on one hand, the structure is simple, the transmission accuracy can be effectively improved, the accumulated error caused by multi-stage gear transmission is avoided, the control precision is improved, and meanwhile, the control on the included angle of bolts of two earrings of the pull rod is improved; on the other hand, the structure simplifies the structure of the equipment to the maximum extent, and improves the reliability and stability of the equipment;
a fastening device is arranged at one end of the rotating shaft 302 opposite to the supporting seat 201, the fastening device comprises a fixed seat 308, one end of the fixed seat 308 is integrally connected with a connecting rod 309, a threaded hole matched with the connecting rod 309 is formed in the rotating shaft 302, and the fixed connection of the fixed seat 308 and the rotating shaft 302 is realized in a threaded connection mode;
two limit blocks 404 are symmetrically arranged on the top surface of the fixed seat 308, and fixing grooves for limiting earring bolts to be installed are formed on the top surface of the fixed seat 308 through the two limit blocks 404; during installation, the surfaces, opposite to each other, of the limiting blocks 404 are respectively attached to the two side surfaces of the earring bolt to be installed, so that the earring bolt to be installed is fixed in the axial direction; the fixing groove is also provided with a fixing hole, a fixing rod 310 is inserted in the fixing hole, and two ends of the fixing rod 310 are provided with fastening nuts 311; during installation, the fixing rod 310 penetrates through the earring bolt to be installed and the fixing hole, and the locking of the earring bolt to be installed is realized through the fastening nuts 311 positioned at the two ends;
the screwing machine further comprises a driving device 4, the driving device 4 comprises a fixed seat 308 integrally connected with the adjusting seat 7, two sliding plates are symmetrically arranged on the fixed seat 308, the two sliding plates are symmetrical about the axis of the rotating shaft 302, and sliding grooves 403 which are symmetrical with each other are arranged on the opposite surfaces of the sliding plates; the driving device 4 further comprises a driving block 402, two sides of the driving block 402 are respectively provided with a limiting block 404 inserted into the sliding groove 403, and meanwhile, the driving block 402 is connected with the rotating shaft 302 in a threaded manner;
a return spring is sleeved on the rotating shaft 302, and two sides of the return spring are respectively abutted against the end surfaces of the driving block 402 and the fixed seat 308;
when the device is used, the rotating shaft 302 is driven by the rotating motor 303 to rotate, the driving block 402 is connected with the rotating shaft 302 in a threaded manner, the two sides of the driving block 402 are also provided with the limiting blocks 404 inserted into the sliding grooves 403, the driving block 402 linearly moves along the axis direction of the rotating shaft 302 through the rotation limiting of the limiting blocks 404, so that the return spring is compressed, the return spring exerts a reaction force on the driving block 402 in the process of compressing the return spring, and when the reaction force is greater than the friction force applied to the sliding seat 301, the sliding seat 301 is pushed to slide through the driving block 402 because the driving block 402 is connected with the rotating shaft 302 in a threaded manner, so that the earring bolt to be installed is driven to move towards one side of the pull rod sleeve to be installed;
in the structure, the whole driving mechanism has a simple structure, the structure of the whole set of equipment is greatly simplified, and the reliability and the stability of the equipment are improved;
meanwhile, in the structure, the bounce force of the reset spring is skillfully utilized as the driving force, so that power equipment such as a motor and the like and corresponding transmission equipment are simplified, the cost of the equipment is favorably reduced, the structure of the whole set of equipment is favorably simplified, the stage number of power transmission is reduced, and the transmission force of the reset spring is favorably and fully utilized;
the detection device further comprises a second detection mechanism 6, the second detection mechanism 6 comprises an angle sensor 601 and a grating ruler 602, the grating ruler 602 is fixed on the rotating shaft 302, and the angle sensor 601 is fixed on the sliding base 301;
when the device is used, the rotating shaft 302 drives the grating ruler 602 to rotate, the angle sensor 601 detects the rotating angle of the rotating shaft 302 by detecting the grating ruler 602, so that the included angle between the earring bolt to be installed and the horizontal plane is judged, the included angle between the two earring bolts to be installed and the horizontal plane can be quickly measured and calculated by combining the included angles between the two earring bolts to be installed and the horizontal plane, the structure is simple, the structure of the device can be simplified to the maximum extent, and the reliability and the stability of the device are improved;
in the structure, two supporting seats 201 and two sliding seats 301 are arranged symmetrically, and on one hand, two earring bolts to be mounted can be assembled at the same time, so that the assembly efficiency is improved; on the other hand, in the process of synchronous assembly, the included angle between two earring bolts to be mounted and the screwing length of the earring bolts to be mounted can be better controlled, and compared with single assembly, the subsequent adjusting process is avoided, so that the assembly efficiency can be further improved, and the assembly quality is higher;
the detection device further comprises a first detection mechanism 5, wherein the first detection mechanism 5 is a distance sensor, and the distance sensor is fixed on the support seat 201;
as shown in fig. 7, after the equipment is assembled, because the positions of the sliding seat and the fixed seat are fixed, after the earring bolt to be installed is installed and fixed, the distance L2 between the circle center of the bearing hole and the end surface of the sliding seat is fixed, meanwhile, the first detection mechanism is arranged on the supporting seat, the detection end surface of the first detection mechanism is flush with one side surface of the supporting clamping plate facing the sliding seat, when the pull rod sleeve to be installed is installed, the end surface of the pull rod sleeve to be installed is flush with the detection end surface, and therefore the distance L1 between the end surface of the sliding seat and the end surface of the pull rod sleeve to be installed is ensured to be detected through the first detection mechanism;
as shown, L3 is L1-L2, where L3 represents the distance between the center of the bearing hole of the earring bolt to be installed and the end face of the pull rod sleeve to be installed, and the value will decrease as the earring bolt to be installed is screwed into the pull rod sleeve to be installed;
the structure of the pull rod type part is known, the total length of the pull rod type part comprises the length of a pull rod sleeve and the length of an earring bolt exposed outside (namely L3), and the length of the pull rod sleeve is a fixed value, so that the length of the whole pull rod part can be quickly calculated through detection data of a first detection mechanism, and effective monitoring of an assembly process is realized;
meanwhile, a second detection mechanism detects an included angle between the upper surface of the lug bolt to be installed and the horizontal plane, and the included angle between the upper surfaces of the two lug bolts to be installed can be quickly calculated by adding or subtracting the two included angles, so that the included angle parameter is detected;
compared with the prior art, the automatic assembling device realizes the automatic assembling of the pull rod parts, thereby greatly improving the assembling efficiency of the pull rod parts; meanwhile, the main technical indexes are accurately monitored in the assembling process, so that manual fine adjustment is not needed after the pull rod part is assembled, one-time assembly of the pull rod part is realized, the assembling efficiency is further improved, and the assembling quality is also ensured.
Correspondingly, based on the screwing mechanism, the using method comprises the following steps:
s1, debugging the equipment;
adjusting the distance between the two supporting seats according to the length of the pull rod sleeve to be installed, and adjusting the position of the adjusting seat according to the length of the earring bolt to be installed;
s2, fixing a pull rod sleeve to be installed and an earring bolt to be installed;
the two ends of the pull rod sleeve to be installed are respectively arranged on the two supporting clamping plates, the position of the supporting seat is finely adjusted, the end face of the pull rod sleeve to be installed is required to be ensured to be flush with the side face, opposite to the same-side sliding seat, of the supporting clamping plate after the adjustment is finished, and then the supporting seat is fixed through a locking bolt;
the earring bolt to be installed is arranged in the installation groove, and then the fixation of the earring bolt to be installed is realized through the fixing rod and the fastening nut;
connecting a fixed seat of the earring bolt to be installed with the rotating shaft, and adjusting the angle of the fixed seat after connection is finished to ensure that the top surface of the earring bolt to be installed is in a horizontal state; meanwhile, after the installation device is connected with the fixed seat, a certain distance is required to be reserved between the lug bolt to be installed and the sleeve to be installed;
s3, setting technical parameters and starting equipment to complete the assembly of the pull rod parts;
calculating the range of the distance L1 between the end face of the sliding seat and the end face of the pull rod sleeve to be installed according to the tolerance requirement of the assembling size of the pull rod part, the length of the pull rod sleeve to be installed and the distance L2 between the circle center of the bearing hole and the end face of the sliding seat;
meanwhile, an included angle between the top surfaces of the two lug bolt to be installed is calculated according to the requirement of assembly dimensional tolerance;
editing a control program according to the parameters and inputting the calculated parameters;
starting a rotating motor, and inputting pulse current to the rotating motor so as to control the rotating angle of the servo motor; the rotating shaft is driven to rotate by the rotating motor, and then the earring bolt to be installed is driven by the driver to move towards the pull rod sleeve to be installed;
meanwhile, the rotating shaft drives the earring bolt to be installed to rotate, when the detection data of the first detection mechanism enter a set parameter range, the data of a second detection parameter are extracted, whether the data are qualified or not is judged, if the data are qualified, the assembly process is stopped, and the assembly of the pull rod part is completed;
and if the two earring bolts are not qualified, finely adjusting the two earring bolts to be installed until the two earring bolts are qualified.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are included in the scope of the present application.
Claims (10)
1. An automatic pull rod twisting machine is characterized by comprising a workbench (1);
the pull rod fixing device (2) is arranged on the workbench (1) and used for fixing a pull rod sleeve to be installed;
the sliding screwing device (3) is arranged on the workbench (1) in a sliding mode and used for pushing the earring bolt to be connected to move towards the pull rod sleeve to be installed and driving the earring bolt to be installed to rotate so as to screw the earring bolt to be installed on the pull rod sleeve to be installed;
the driving device (4) is fixed on the workbench (1) and is in power connection with the sliding screwing device (3) so as to push the driving device (4) to move towards one side of the pull rod fixing device (2);
the detection mechanism comprises a first detection mechanism (5) for detecting the position of the sliding screwing device (3) and a second detection mechanism (6) for detecting the inclination angle of the earring bolt to be connected.
2. The automatic tightening machine for the pull rod according to claim 1, wherein the pull rod supporting device comprises two symmetrically arranged supporting seats (201), and a supporting clamping plate (203) matched with a pull rod sleeve to be installed is fixedly connected to the top of each supporting seat (201) through a connecting bolt (202).
3. The automatic tightening machine for the pull rod according to claim 2, wherein a slide bar (204) and a locking screw (205) for fixing the slide bar on the workbench (1) are further arranged at the bottom of the supporting seat (201), the first detection mechanism (5) is a distance sensor, and the first detection mechanism (5) is fixed on the supporting seat (201).
4. The automatic tightening machine for the pull rod according to claim 1, characterized in that the sliding tightening device (3) comprises two sets of sliding bases (301) which are symmetrically arranged and a rotating mechanism fixed on the sliding bases (301), the sliding bases (301) are further provided with rotating shafts (302) connected with the rotating mechanism, one end of each rotating shaft (302) is provided with a fastening device for fixing a bolt of an earring to be installed, and the other end of each rotating shaft is connected with the driving device (4).
5. The automatic tightening machine for the pull rod of claim 4, wherein the rotating mechanism comprises a rotating motor (303), and the rotating shaft (302) is in gear power connection with the rotating motor (303) through a first gear (304) and a second gear (305) which are meshed with each other.
6. The automatic tightening machine for the pull rod according to claim 4, wherein the sliding base (301) is further provided with a fixing plate (306), and the rotating shaft (302) is provided with a limiting groove (307) adapted to the fixing plate (306).
7. The automatic tightening machine for the pull rod according to claim 4, characterized in that the fastening device comprises a fixed seat (308), one end of the fixed seat (308) is screwed with the rotating shaft (302) through a connecting rod (309); the fixing seat (308) is further provided with a fixing groove matched with the earring bolt to be installed, a fixing rod (310) is further arranged in the fixing groove, and a fastening nut (311) is arranged on the fixing rod (310).
8. The automatic tightening machine for the pull rod according to claim 4, wherein the driving device (4) comprises a support frame (401) and a driving block (402), the driving block (402) is in threaded connection with the rotating shaft (302); the supporting frame (401) is also provided with a sliding groove (403) arranged along the axial direction of the rotating shaft (302), and the driving block (402) is provided with a limiting block (404) inserted into the sliding groove (403); a driving spring (405) sleeved on the rotating shaft (302) is further arranged between the driving block (402) and the supporting frame (401).
9. The automatic tightening machine for the pull rod according to claim 1, wherein the second detection mechanism comprises an angle sensor (601) and a grating ruler (602), the grating ruler (602) is fixed on the rotating shaft (302), and the angle sensor (601) is fixed on the sliding base (301).
10. The automatic tightening machine for the pull rod according to claim 8, characterized in that the tightening machine further comprises two sets of adjusting seats (7), wherein the adjusting seats (7) are slidably arranged on the workbench (1); two supporting seat (201) slide respectively set up in adjust on seat (7), two slide (301) are arranged in respectively adjust on seat (7), two support frame (401) link to each other with two regulation seat (7) an organic whole respectively, it is provided with locking screw (205) to adjust seat (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210148683.XA CN114473466B (en) | 2022-02-17 | 2022-02-17 | Automatic twisting machine for pull rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210148683.XA CN114473466B (en) | 2022-02-17 | 2022-02-17 | Automatic twisting machine for pull rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114473466A true CN114473466A (en) | 2022-05-13 |
| CN114473466B CN114473466B (en) | 2023-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210148683.XA Active CN114473466B (en) | 2022-02-17 | 2022-02-17 | Automatic twisting machine for pull rod |
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| CN (1) | CN114473466B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115816052A (en) * | 2023-03-01 | 2023-03-21 | 无锡市耀杰机械有限公司 | Coupler concentricity correction device and correction method thereof |
| CN117381359A (en) * | 2023-12-11 | 2024-01-12 | 江苏中圣管道工程技术有限公司 | Semi-automatic assembly platform and assembly method for high-precision constant-force spring support and hanger |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02311230A (en) * | 1989-05-24 | 1990-12-26 | Honda Motor Co Ltd | Tie-rod end fastening device |
| KR20140063988A (en) * | 2012-11-19 | 2014-05-28 | 주식회사 티앤지 | Apparatus for assembling tie-rod |
| CN210476084U (en) * | 2019-08-26 | 2020-05-08 | 广汽丰田汽车有限公司 | Steering engine single body and ball head pull rod assembling device |
| CN210878464U (en) * | 2019-08-02 | 2020-06-30 | 绍兴京山汽车配件有限公司 | Double-station joint screwing device of automobile pull rod |
| CN112025253A (en) * | 2020-09-17 | 2020-12-04 | 福建龙溪轴承(集团)股份有限公司 | Pull rod assembly assembling and detecting integrated device |
| CN113483640A (en) * | 2021-06-25 | 2021-10-08 | 成都飞机工业（集团）有限责任公司 | Adjusting and detecting device and method for limiting angle of lug of screw sleeve of pull rod of case |
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2022
- 2022-02-17 CN CN202210148683.XA patent/CN114473466B/en active Active
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| JPH02311230A (en) * | 1989-05-24 | 1990-12-26 | Honda Motor Co Ltd | Tie-rod end fastening device |
| KR20140063988A (en) * | 2012-11-19 | 2014-05-28 | 주식회사 티앤지 | Apparatus for assembling tie-rod |
| CN210878464U (en) * | 2019-08-02 | 2020-06-30 | 绍兴京山汽车配件有限公司 | Double-station joint screwing device of automobile pull rod |
| CN210476084U (en) * | 2019-08-26 | 2020-05-08 | 广汽丰田汽车有限公司 | Steering engine single body and ball head pull rod assembling device |
| CN112025253A (en) * | 2020-09-17 | 2020-12-04 | 福建龙溪轴承(集团)股份有限公司 | Pull rod assembly assembling and detecting integrated device |
| CN113483640A (en) * | 2021-06-25 | 2021-10-08 | 成都飞机工业（集团）有限责任公司 | Adjusting and detecting device and method for limiting angle of lug of screw sleeve of pull rod of case |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115816052A (en) * | 2023-03-01 | 2023-03-21 | 无锡市耀杰机械有限公司 | Coupler concentricity correction device and correction method thereof |
| CN117381359A (en) * | 2023-12-11 | 2024-01-12 | 江苏中圣管道工程技术有限公司 | Semi-automatic assembly platform and assembly method for high-precision constant-force spring support and hanger |
| CN117381359B (en) * | 2023-12-11 | 2024-02-23 | 江苏中圣管道工程技术有限公司 | Semi-automatic assembly platform and assembly method for high-precision constant-force spring support and hanger |
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| Publication number | Publication date |
|---|---|
| CN114473466B (en) | 2023-01-10 |
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