CN113879254A - Wiper installation rod and processing device thereof - Google Patents
Wiper installation rod and processing device thereof Download PDFInfo
- Publication number
- CN113879254A CN113879254A CN202111474260.9A CN202111474260A CN113879254A CN 113879254 A CN113879254 A CN 113879254A CN 202111474260 A CN202111474260 A CN 202111474260A CN 113879254 A CN113879254 A CN 113879254A
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- Prior art keywords
- connecting cylinder
- clamping
- hollow round
- pair
- pushing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/34—Wiper arms; Mountings therefor
- B60S1/3425—Constructional aspects of the arm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/043—Attachment of the wiper assembly to the vehicle
- B60S1/0441—Attachment of the wiper assembly to the vehicle characterised by the attachment means
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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
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/34—Wiper arms; Mountings therefor
- B60S1/3425—Constructional aspects of the arm
- B60S1/3445—Joints between elements
- B60S1/3447—Joints between elements the elements being an arm piece and a link piece
Abstract
A wiper installation rod and a processing device thereof are provided, wherein the wiper installation rod comprises a first connecting cylinder, a connecting component, a second connecting cylinder, a third connecting cylinder, a connector and an assembling component; the number of the connecting members is a pair, and the connecting members are respectively arranged at two ends of the first connecting cylinder; the number of the second connecting cylinders is one pair, and the second connecting cylinders are respectively arranged at the other ends of the connecting members; the number of the third connecting cylinders is a pair, the third connecting cylinders are respectively sleeved at the other ends of the second connecting cylinders, the number of the connectors is a pair, the connectors are respectively connected at the other ends of the second connecting cylinders and penetrate through the third connecting cylinders, and the number of the assembling components is a pair and are respectively and integrally formed at the other ends of the connectors. And the wiper mounting rod processing device is used for processing the third connecting cylinder. According to the problems in the prior art, the invention designs the assembled mounting rod which is convenient to assemble, convenient to adjust the length of the mounting rod, expanded in application range, convenient to replace related parts and compact in structure.
Description
Technical Field
The invention relates to the technical field of vehicle accessories or parts, in particular to a windscreen wiper mounting rod and a machining device thereof.
Background
A wiper, also known as a wiper, a wiper blade, or a windshield wiper, is a device for wiping off raindrops and dust attached to a windshield of a vehicle, so as to improve visibility of a driver and increase driving safety. Of course, other vehicles, such as trains and trams, are equipped with wipers in addition to automobiles. The windscreen wiper mainly comprises a mounting rod mounted on a vehicle, scraping plates hinged to two ends of the mounting rod and a reciprocating connecting rod structure used for driving the scraping plates to reciprocate. The mounting rod is a basic part for mounting the wiper blade and plays an important role in the wiper blade.
The existing installation rod is directly integrally formed according to the appearance structure and the size requirement of a vehicle, the weight of the installation rod is larger in the mode, the weight of the whole vehicle is increased, the applicability of the installation rod is poor, the installation rod is inconvenient to replace when a fault occurs, and due to the integral forming, the use amount of raw materials is larger, and the cost input of an enterprise is increased.
Disclosure of Invention
The invention provides a wiper mounting rod and a processing device thereof, aiming at solving the defects of the prior art, and designing an assembled mounting rod which is convenient to assemble and adjust the length of the mounting rod, expands the application range, is convenient to replace related parts, has a compact structure and excellent structural strength; meanwhile, the invention also provides a special processing device, which can efficiently process the third connecting cylinder, reduces the processing difficulty, realizes the automation degree during processing and has stronger practicability.
In order to achieve the purpose of the invention, the following technology is adopted:
a wiper mounting rod comprises a first connecting cylinder, a connecting member, a second connecting cylinder, a third connecting cylinder, a connector and an assembling member;
the number of the connecting members is a pair, and the connecting members are respectively arranged at two ends of the first connecting cylinder;
the number of the second connecting cylinders is one pair, and the second connecting cylinders are respectively arranged at the other ends of the connecting members;
the number of the third connecting cylinders is a pair, the third connecting cylinders are respectively sleeved at the other end of the second connecting cylinder,
the number of the connectors is one pair, the connectors are respectively connected to the other end of the second connecting cylinder and penetrate through the third connecting cylinder;
the number of the assembling components is a pair, and the assembling components are respectively and integrally formed at the other end of the connecting head.
Furthermore, the first connecting cylinder and the second connecting cylinder are the same in structure and are both hollow structures, the inner walls of the first connecting cylinder and the second connecting cylinder are both provided with threads, and the outer walls of the first connecting cylinder and the second connecting cylinder are both provided with reinforcing ribs in a circumferential array manner.
Furthermore, the connecting component comprises a connecting screw rod, one end of the connecting screw rod is arranged in the first connecting cylinder, the other end of the connecting screw rod is arranged in the second connecting cylinder, a pair of tightening nuts are arranged on the connecting screw rod, one tightening nut is tightly pressed against the end part of the first connecting cylinder, and the other tightening nut is tightly pressed against the outer side end of the second connecting cylinder.
Furthermore, end dents are formed in the inner side end of the third connecting cylinder in a circumferential array mode, a plurality of fixing dents are formed in the outer side end of the third connecting cylinder in an extrusion forming mode, notches are formed in the outer side end of the third connecting cylinder in a circumferential array mode, a blocking ring is arranged in the inner side end of the third connecting cylinder, and the blocking ring is arranged between the second connecting cylinder and the end dents.
Furthermore, the connector comprises end posts, limiting bulges are formed on the inner side ends of the end posts in a circumferential array manner, the limiting bulges are respectively embedded at the notches, inner inserting posts are formed on the end posts in an inward extending manner, fixing grooves are formed on the outer walls of the inner inserting posts in an inward recessed manner, the fixing dents are respectively penetrated into the fixing grooves corresponding to the fixing dents, fixing discs are arranged on the inner side ends of the inner inserting posts, the fixing discs are fixed on the inner inserting posts through screws, inner extension screws are arranged on the fixing discs in an inward extending manner, the inner side ends of the inner extension screws are all arranged at the outer side ends of the second connecting cylinders, and baffle rings are sleeved on the inner extension screws;
the assembling component comprises a crank arm formed at the outer side end of the end column, a shaft sleeve is arranged at the other end of the crank arm, a connecting end plate is arranged at the other end of the shaft sleeve, a U-shaped groove is formed at the outer side end of the connecting end plate, the shaft sleeve is used for rotatably connecting the lower end of the wiper rocker arm, and the connecting end plate is used for fixedly connecting the mounting rod.
The utility model provides a wiper installation pole processingequipment for the processing of the third connecting cylinder of wiper installation pole is with hollow round bar processing into the third connecting cylinder, and it includes:
a support platform;
the rotary conveying assembly is arranged at one end of the supporting platform and comprises a supporting member arranged on the supporting platform, a pair of conveying mechanisms are symmetrically arranged on the supporting member in a left-right distribution manner, a pair of rotating mechanisms are symmetrically arranged on the supporting member in an up-down distribution manner, the conveying mechanisms are used for conveying the hollow round rods and limiting the hollow round rods during rotation, and the rotating mechanisms are used for rotating the hollow round rods;
the clamping mechanism is arranged at the front end of the rotary conveying assembly and used for clamping and fixing the hollow round rod during processing;
the processing mechanism is arranged at the front end of the clamping mechanism and is used for cutting the hollow round rod and processing the notch;
the transfer mechanism is arranged on one side of the supporting platform and used for transferring the cut hollow round rods;
and the forming mechanism is arranged at the other end of the supporting platform and is used for extrusion forming of the end dent.
The technical scheme has the advantages that:
according to the problems in the prior art, the invention designs the assembled mounting rod which is convenient to assemble, convenient to adjust the length of the mounting rod, expanded in application range, convenient to replace related parts, compact in structure and excellent in structural strength. Meanwhile, the invention also provides a special processing device, and the processing device can efficiently process the third connecting cylinder, thereby reducing the processing difficulty, realizing the automation degree during processing and having stronger practicability.
Drawings
Fig. 1 shows a perspective view of a wiper blade mounting lever.
Fig. 2 shows a sectional view of the wiper blade mounting lever.
Fig. 3 shows an enlarged view at a in fig. 1.
Fig. 4 shows an enlarged view at B in fig. 1.
Fig. 5 is a first perspective view of the wiper blade mounting bar machining apparatus.
Fig. 6 is a perspective view of a wiper blade mounting bar processing apparatus.
Fig. 7 shows a third perspective view of the wiper blade mounting bar machining device.
Fig. 8 shows an enlarged view at C in fig. 5.
Fig. 9 shows an enlarged view at D in fig. 6.
Fig. 10 shows an enlarged view at E in fig. 6.
Fig. 11 shows an enlarged view at F in fig. 7.
Fig. 12 shows an enlarged view at G in fig. 7.
Description of reference numerals:
the connecting rod comprises a mounting rod-1, a first connecting cylinder-10, a connecting member-11, a second connecting cylinder-12, a third connecting cylinder-13, a connecting head-15, an assembling member-14, a connecting screw rod-112, a jacking nut-111, an end notch-130, a fixing notch-131, a notch-132, a baffle ring-133, an end column-150, a limiting protrusion-151, an inner inserting column-152, a fixing groove-153, a screw-154, a fixing disc-155, an inner extending screw rod-156, a crank arm-140, a shaft sleeve-141 and a connecting end plate-142;
a supporting platform-7, a rotary conveying assembly-2, a supporting member-21, a conveying mechanism-22, a rotating mechanism-23, a concave support plate-210, a transverse concave piece-211, a longitudinal concave piece-212, a concave guide plate-220, a middle plate-221, an inner ejection bearing seat-222, an inner ejection guide rod-223, an inner ejection motor-224, an inner ejection screw rod-2250, an inner ejection seat-225, a rotating motor-226, a rotating driving wheel-227, a rotating transmission belt-228, a rotating driven wheel-229, a rotating wheel-2290, an inner push bearing seat-230, an inner push driving seat-231, an inner push motor-232, an inner push driving wheel-233, an inner push driven wheel-234, an inner push wire sleeve-235, an inner push wire rod-236 and an inner push seat-237, the device comprises an inner push plate-238, a guide groove-2380, a driving connecting seat-239, a conveying motor-2390, a driving gear-2391, a driven gear-2392, a conveying driving belt wheel-2393, a conveying transmission belt-2394, a conveying driven belt wheel-2395 and a conveying wheel-2396;
the device comprises a clamping mechanism-3, a fixing piece-30, a clamping transverse column-31, an outer hinged column-32, an inner hinged column-33, a clamping cylinder-34, a lower push frame-35, a clamping rack-36, a clamping gear-37, an incomplete gear-38, a rotating outer plate-39, an inner extending chuck-390, a side clamping groove-391 and an upper clamping column-392;
the device comprises a processing mechanism-4, a lifting mechanism-40, a first adjusting mechanism-41, a second adjusting mechanism-42, a lifting bearing seat-400, a lifting column-401, a lifting motor-402, a lifting screw rod-403, a lifting seat-404, an overhanging base plate-410, a first adjusting bearing seat-411, a first adjusting guide rod-412, a first adjusting motor-413, a first adjusting screw rod-414, a first adjusting seat-415, a second adjusting back plate-420, a second adjusting bearing seat-421, a second adjusting guide rod-422, a second adjusting motor-423, a second adjusting screw rod-424, a second adjusting seat-425 and a laser cutter-43;
the device comprises a transfer mechanism-5, a transverse screw rod-50, a clamping claw-51, a push-out mechanism-52, a fixed clamping seat-510, an internal pulling cylinder-511, a clamping end plate-512, an external clamping seat-513, a folded connecting plate-514, a push-out driving motor-520, a push-out motor-521, a push-out driving wheel-522, a push-out driven wheel-523, a push-out wire sleeve-524, a push-out screw rod-525, a push-out end plate-526, a convex seat-527, a push-out guide rod-528, a rotating cylinder-529, a rotating plate-5290 and an internal push column-5291;
the device comprises a forming mechanism-6, a lower supporting piece-60, an extrusion mechanism-61, a forming piece-62, a guide sleeve-610, a limit convex plate-611, an inner pushing piece-612, a guide groove-613, an extrusion rack-614, an extrusion gear-615, an extrusion bearing seat-616, an extrusion motor-617, a forming block-620, an arc groove-621 and a forming convex plate-622.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.
Furthermore, the terms "substantially", and the like are intended to indicate that the relative terms are not necessarily strictly required, but may have some deviation. For example: "substantially equal" does not mean absolute equality, but because absolute equality is difficult to achieve in actual production and operation, certain deviations generally exist. Thus, in addition to absolute equality, "substantially equal" also includes the above-described case where there is some deviation. In this case, unless otherwise specified, terms such as "substantially", and the like are used in a similar manner to those described above.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1 to 4, a wiper blade mounting lever includes a first connecting cylinder 10, a connecting member 11, a second connecting cylinder 12, a third connecting cylinder 13, a connecting head 15, and a fitting member 14. The connecting members 11 are provided in a pair at both ends of the first connecting cylinder 10, respectively. The second connecting cylinders 12 are provided at the other end of the connecting member 11 in a pair. The number of the third connecting cylinders 13 is a pair, and the third connecting cylinders are respectively sleeved at the other ends of the second connecting cylinders 12. The number of the connecting heads 15 is a pair, and the connecting heads are respectively connected to the other end of the second connecting cylinder 12 and all penetrate through the third connecting cylinder 13. The fitting members 14 are paired and integrally formed at the other end of the connecting head 15, respectively.
In light of some of the problems in the prior art, the present embodiment proposes a mounting bar that is different from the conventional structure. The mounting rod is composed of a first connecting cylinder 10, a connecting member 11, a second connecting cylinder 12, a third connecting cylinder 13, a connecting head 15, and a fitting member 14. Wherein, first connecting cylinder 10 is middle adapting unit, can concatenate other parts through connecting elements 11, and connecting elements 11 can carry out the connection between first connecting cylinder 10 and the second connecting cylinder 12, also conveniently adjusts after connecting simultaneously, also provides probably for the replacement or the change that can carry out other parts simultaneously. The second connecting cylinder 12 is an intermediate part connected between the connector 15 and the first connecting cylinder 10, the third connecting cylinder 13 is sleeved on the connector 15 and used for improving the connection strength between the second connecting cylinder 12 and the connector 15, so that the structural strength of the installation rod is improved, the connector 15 and the assembly component 14 can be made of aluminum alloy with light weight and excellent strength, the aluminum alloy is conveniently formed and processed at the same time, and the connector 15 is arranged to facilitate the connection and fixation of the third connecting cylinder 13 and the second connecting cylinder 12. And the fitting member 14 is mainly used for assembling the wiper arm and fixing the mounting rod.
The first connecting cylinder 10 and the second connecting cylinder 12 have the same structure and are both hollow structures, the inner walls of the first connecting cylinder and the second connecting cylinder are both provided with threads, and the outer walls of the first connecting cylinder and the second connecting cylinder are both provided with reinforcing ribs in a circumferential array. The reinforcing ribs can significantly improve the strength of the first connecting cylinder 10 and the second connecting cylinder 12.
The connecting member 11 includes a connecting screw rod 112, one end of the connecting screw rod 112 is disposed in the first connecting cylinder 10, the other end of the connecting screw rod 112 is disposed in the second connecting cylinder 12, a pair of tightening nuts 111 is disposed on the connecting screw rod 112, one of the tightening nuts 111 is tightened against the end of the first connecting cylinder 10, and the other tightening nut 111 is tightened against the outer end of the second connecting cylinder 12. The connecting screw rod 112 is convenient to use, the distance between the first connecting cylinder 10 and the second connecting cylinder 12 can be adjusted, and after the adjustment is completed, in order to avoid the phenomenon of automatic movement in the using process, the jacking nut 111 is arranged on the connecting screw rod 112, and the length of the connecting screw rod 112 extending into the connecting screw rod is locked through the jacking nut 111.
The connector 15 includes an end post 150, limiting protrusions 151 are formed on an inner side end of the end post 150 in a circumferential array, the limiting protrusions 151 are respectively inserted into the notches 132, an inner insertion post 152 is formed on the end post 150 in an inwardly extending manner, a fixing groove 153 is formed on an outer wall of the inner insertion post 152 in an inwardly recessed manner, the fixing indentations 131 respectively penetrate through the corresponding fixing grooves 153, a fixing plate 155 is arranged on an inner side end of the inner insertion post 152, the fixing plate 155 is fixed to the inner insertion post 152 through a screw 154, an inner extension screw 156 is arranged on the fixing plate 155 in an inwardly extending manner, inner side ends of the inner extension screws 156 are all arranged at an outer side end of the second connecting cylinder 12, and a stop ring 133 is sleeved on the inner extension screw 156. Wherein, the limiting protrusion 151 inlaid in the notch 132 is prevented from rotating after the connector 15 is connected with the third connecting cylinder 13. The end post 150 acts as a stop for the end of the third connector barrel 13 to prevent variations in the length of the mounting bar after connection. The insertion column 152 penetrating the third connecting cylinder 13 is a main connecting component, and when the connection is performed, the fixing indentation 131 and the fixing groove 153 are matched with each other to complete the position locking of the connecting head 15 and the third connecting cylinder 13, which facilitates the processing and has excellent connection effect. The provision of the inwardly extending screw 156 enables the coupling head 15 and the second connector barrel 12 to be connected together in a manner which facilitates the assembly operation of the mounting bar.
The assembling member 14 includes a crank arm 140 formed at an outer end of the end post 150, a boss 141 is provided at the other end of the crank arm 140, a connecting end plate 142 is provided at the other end of the boss 141, a U-shaped groove is formed at an outer end of the connecting end plate 142, the boss 141 is used for the pivotal connection of the lower end of the wiper arm, and the connecting end plate 142 is used for the connection and fixation of the mounting rod 1.
When the mounting rod is processed, the assembling member 14 and the connecting head 15 are formed by casting, and the first connecting cylinder 10, the connecting member 11 and the second connecting cylinder 12 are processed by machining. The third connecting cylinder 13 is formed by special equipment due to the appearance structure characteristics.
When the mounting rod is assembled, the third connecting cylinder 13 and the connecting head 15 are connected and fixed by an extrusion device, and the inward extending screw 156 is fixed on the connecting head 15 before the connection and the fixation. Then, the retainer ring 133 is inserted into the inward extending screw 156, the second connecting cylinder 12 is disposed on the inward extending screw 156, the connecting screw 112 is fixed to the second connecting cylinder 12, and finally, the first connecting cylinder 10 is used to fixedly connect the connecting members 11, and the debugging and installation are performed after the connection.
Example 2
As shown in fig. 5-12, a wiper blade mounting rod processing device is used for processing a third connecting cylinder 13, and includes a supporting platform 7, a rotary conveying assembly 2 is mounted at one end of the supporting platform 7, a clamping mechanism 3 is arranged at the front end of the rotary conveying assembly 2, a processing mechanism 4 is arranged at the front end of the clamping mechanism 3, a transfer mechanism 5 is arranged at one side of the supporting platform 7, and a forming mechanism 6 is mounted at the other end of the supporting platform 7. Rotate conveying component 2 and be used for the rotation of drive hollow round bar and feed the transport, fixture 3 is used for hollow round bar to add the centre gripping fixed man-hour, processing agency 4 be used for hollow round bar cut and the processing of breach 132, transfer mechanism 5 is used for cutting the transfer of back hollow round bar, forming mechanism 6 is used for end dent 130's extrusion.
The device is mainly used for processing the third connecting cylinder 13 in the embodiment 1, and the processing efficiency, the processing precision and the processing automation degree are obviously improved through the processing device. Wherein rotate the setting of conveying component 2 and can conveniently carry out feeding of hollow round bar and carry and drive hollow round bar and rotate, and then conveniently carry out the processing operation of breach 132, also conveniently carry out the automatic feed operation when hollow round bar cuts simultaneously. Fixture 3 mainly is being cut or add the convenient centre gripping of carrying on fixedly man-hour at hollow round bar to ensure to cut or the stability of processing, machining mechanism 4 has adopted the mode that the triaxial was adjusted laser cutting to carry out the processing of breach 132 and the operation of cutting of hollow round bar, transfer mechanism 5 conveniently cuts centre gripping and the automatic propelling movement operation of accomplishing hollow round bar, degree of automation when improving whole processing operation through the device, the extrusion of the end indentation 130 of the 6 mainly used hollow round bar of forming agency.
In concrete operation, hollow round bar carries forward through rotating conveyor components 2, after hollow round bar carries one section distance, fixture 3 carries out the centre gripping to it, and then carry out the processing of breach through processing agency 4, when adding man-hour, hollow round bar rotates under the drive of rotating conveyor components 2, until processing is accomplished, processing is accomplished back and is carried out cutting of hollow round bar through processing agency 4, when cutting, transfer mechanism 5 carries out the centre gripping to it, when cutting accomplish the back, transfer mechanism 5 will cut the tubular product that gets off and shift to forming mechanism 6 on, and carry out the shaping operation of tubular product through forming mechanism 6.
The rotary conveying assembly 2 comprises a supporting member 21 arranged on the supporting platform 7, a pair of conveying mechanisms 23 are symmetrically arranged on the supporting member 21 in a left-right mode, a pair of rotating mechanisms 22 are symmetrically arranged on the supporting member 21 in an up-down mode, the conveying mechanisms 23 are used for conveying and limiting the hollow round rods during rotation, and the rotating mechanisms 22 are used for rotating the hollow round rods.
The support member 21 comprises a pair of concave plates 210 mounted to the support platform 7, the concave plates 210 each having a transverse scoop 211 mounted at an upper end thereof, the transverse scoop 211 having a pair of longitudinal scoops 212 disposed therebetween.
The rotating mechanism 22 comprises two pairs of concave guide plates 220 penetrating through the longitudinal concave part 212, a middle plate 221 is arranged between each pair of concave guide plates 220, two pairs of inner top bearing seats 222 are arranged on the outer side of the longitudinal concave part 212, a plurality of inner top guide rods 223 are arranged on each pair of inner top bearing seats 222, the inner top bearing seats 222 arranged on the inner side are arranged on the longitudinal concave part 212, inner top motors 224 are arranged on the inner top bearing seats 222 arranged on the outer side, output shafts of the inner top motors 224 are connected with inner top screw rods 2250, the inner top screw rods 2250 are provided with inner top seats 225, inner side ends of the inner top seats 225 are arranged on the concave guide plates 220, a rotating driving wheel 227 is arranged between the outer side ends of the middle plate 221, the rotating driving wheel 227 is connected with a rotating motor 226, a pair of rotating wheels 2290 is arranged between the inner side ends of the middle plate 221, a rotating driven wheel 229 is arranged between the rotating wheels 2290, and the rotating driven wheel 229 are connected through a rotating transmission belt 228.
The conveying mechanism 23 comprises an inward-pushing bearing seat 230 arranged on the outer wall of the transverse concave part 211, an inward-pushing driving seat 231 is arranged at the outer side end of the inward-pushing bearing seat 230, an inward-pushing motor 232 is arranged on the inward-pushing driving seat 231, an output shaft of the inward-pushing motor 232 is connected with an inward-pushing driving wheel 233, the inward-pushing driving wheel 233 is meshed with an inward-pushing driven wheel 234, an inward-pushing wire sleeve 235 is arranged in the inward-pushing driven wheel 234, the inward-pushing wire sleeve 235 penetrates through the inward-pushing bearing seat 230, an inward-pushing wire rod 236 is arranged in the inward-pushing wire sleeve 235, an inward-pushing seat 237 is arranged at the inner side end of the inward-pushing wire rod 236, a pair of inner push plates 238 are arranged at the inner side end of the inward-pushing seat 237, guide grooves 2380 are formed at both sides of the inner push plates 238, the inner push plates 238 all penetrate through the transverse concave part 211, driving connecting seats 239 are arranged at the outer side end of the inner push plates 238, a driving gear 2391 is arranged between the driving connecting seats 239, one end of the driving gear 2391 is connected with a conveying motor 2390, the driving gear 2391 is engaged with a driven gear 2392, the driven gear 2392 is arranged between the outer ends of the inner push plates 238, the two ends of the driven gear 2392 are both connected with conveying driving belt wheels 2393, the outer walls of the inner ends of the inner push plates 238 are both provided with conveying driven belt wheels 2395, the conveying driving belt wheels 2393 and the conveying driven belt wheels 2395 which are positioned on the same side are connected through conveying transmission belts 2394, conveying wheels 2396 are arranged between the inner ends of the inner push plates 238, the conveying wheels 2396 are connected to the conveying driven belt wheels 2395, and conveying arc grooves are formed in the conveying wheels 2396.
When conveying mechanism 23 carried hollow round bar, start conveying motor 2390, conveying wheel 2396 rotated under conveying motor 2390's drive, and conveying wheel 2396 will drive hollow round bar when rotating and carry out feed motion, wherein, in order to ensure the stability of carrying, set up anti-skidding rubber pad at the conveying arc groove, the conveying arc groove carries on spacingly at hollow round bar simultaneously to ensure hollow round bar pivoted stability. When the position of the conveying wheel 2396 is adjusted, the inward-pushing motor 232 is started, the inward-pushing driving wheel 233 is driven by the inward-pushing motor 232 to rotate, the rotation of the inward-pushing driving wheel 233 drives the inward-pushing driven wheel 234 to rotate, the inward-pushing driven wheel 234 drives the inward-pushing screw sleeve 235 to rotate when rotating, the rotation of the inward-pushing screw sleeve 235 drives the limited inward-pushing screw rod 236 to move, the position of the conveying wheel 2396 is adjusted by the movement of the inward-pushing screw rod 236, the hollow round rod can be prevented from shaking or moving when rotating through adjustment, the machining precision and effect are improved, and meanwhile, the conveying stability can be ensured.
The clamping mechanism 3 comprises a fixing part 30 arranged on the supporting platform 7, a clamping transverse column 31 is arranged at the upper end of the fixing part 30, outer hinged columns 32 are arranged at the two ends of the clamping transverse column 31 in a downward extending mode, inner hinged columns 33 are arranged on the inner sides of the outer hinged columns 32, the inner hinged columns 33 are arranged on the clamping transverse column 31, the length of the inner hinged columns 33 is shorter than that of the outer hinged columns 32, a clamping cylinder 34 is arranged on the clamping transverse column 31, a lower push frame 35 is arranged at the movable end of the clamping cylinder 34, clamping racks 36 are arranged on the two sides of the lower push frame 35, clamping gears 37 are meshed with the clamping racks 36, the clamping gears 37 are respectively arranged at the lower ends of the inner hinged columns 33, incomplete gears 38 are meshed with the outer sides of the clamping gears 37, the incomplete gears 38 are respectively arranged at the lower ends of the outer hinged columns 32, each incomplete gear 38 is provided with a rotating outer plate 39, and an inward extending clamp 390 is vertically arranged at the lower end of each rotating plate 39, the inner end of the inwardly extending clamp 390 is formed with a side clamping groove 391, the lower ends of the lower push frames 35 are each provided with an upper clamping column 392, and the inner ends of the upper clamping columns 392 are each formed with an upper clamping groove.
When fixture 3 carries out the centre gripping to the hollow round bar, starts centre gripping cylinder 34, pushes down frame 35 downstream under centre gripping cylinder's 34 drive, and it will be spacing through last clamp groove to the upside of hollow round bar that push down frame 35 will be when downstream. When the lower push frame 35 moves downwards, the clamping gear 36 drives the clamping gears 37 at two sides to rotate, the clamping gears 37 drive the incomplete gears 38 engaged with each other to rotate when rotating, the rotation of the incomplete gears 38 enables the inward extending chucks 390 to turn inwards, and finally the two sides of the hollow round rod are limited through the side clamping grooves 391. The stability of hollow round bar centre gripping can be guaranteed through the spacing mode of three point centre gripping, the precision of hollow round bar processing has also been guaranteed.
The processing mechanism 4 comprises a lifting mechanism 40 arranged on one side of the supporting platform, the lifting mechanism 40 is provided with a first adjusting mechanism 41, the first adjusting mechanism 41 is provided with a second adjusting mechanism 42, and the second adjusting mechanism 42 is provided with a laser cutter 43.
When the processing operation of the notch 132 is performed, the hollow round rod is driven to rotate through the rotating conveying assembly 2, when the processing is performed, the lifting mechanism 40, the first adjusting mechanism 41 and the second adjusting mechanism 42 adjust the position of the laser cutter 43, and when the notch 132 is processed, the traveling path of the laser cutter 43 is of a concave structure, the laser cutter 43 adopts a common carbon dioxide laser, and the processing mode is high in efficiency, high in precision and convenient to control. When the hollow round bar is cut, the lifting mechanism 40 adjusts the height of the laser cutter 43 to a certain value, meanwhile, the second adjusting mechanism 42 adjusts the laser cutter 43 to the cutting position of the hollow round bar, then the cutting operation of the hollow round bar is carried out under the driving of the second adjusting mechanism 42, and the section of the cut hollow round bar is neat.
The lifting mechanism 40 comprises a pair of lifting bearing seats 400 distributed up and down, the lifting bearing seats 400 at the lower end are mounted on one side of the supporting platform 7, four lifting columns 401 are arranged between the lifting bearing seats 400, a lifting motor 402 is mounted on the lifting bearing seat 400 at the upper end, an output shaft of the lifting motor 402 is connected with a lifting screw 403, and the lifting screw 403 is provided with a lifting seat 404.
When the lifting mechanism 40 adjusts the height of the first adjusting mechanism 41 and indirectly adjusts the height of the laser cutter 43, the lifting motor 402 is started, the lifting screw 403 is driven by the lifting motor 402 to rotate, the lifting screw 403 drives the lifting base 404 to move along the length direction of the lifting column 401 when rotating, and finally the height adjustment of the laser cutter 43 is completed, and the adjustment mode is high in accuracy.
The first adjusting mechanism 41 includes an overhanging base plate 410 installed on the lifting base 404, a pair of first adjusting bearing seats 411 are installed on the upper wall of the overhanging base plate 410, a plurality of first adjusting guide rods 412 are arranged between the first adjusting bearing seats 411, a first adjusting motor 413 is installed on the first adjusting bearing seat 411 positioned at the inner side, an output shaft of the first adjusting motor 413 is connected with a first adjusting screw 414, the first adjusting screw 414 is provided with a first adjusting base 415, and the lower end of the first adjusting base 415 penetrates through the overhanging base plate 410.
When the first adjusting mechanism 41 adjusts the position of the second adjusting mechanism 42, the first adjusting motor 413 is started, the first adjusting screw 414 is driven by the first adjusting motor 413 to rotate, the first adjusting screw 414 rotates to drive the first adjusting seat 415 to move along the first adjusting guide rod 412, and the position of the second adjusting mechanism 42 is adjusted by the movement of the first adjusting seat 415, which is high in accuracy.
The second adjusting mechanism 42 includes a second adjusting back plate 420 installed on the first adjusting seat 415, a pair of second adjusting bearing seats 421 are installed on the lower wall of the second adjusting back plate 420, a second adjusting guide rod 422 is arranged between the second adjusting bearing seats 421, a second adjusting motor 423 is installed on one of the second adjusting bearing seats 421, an output shaft of the second adjusting motor 423 is connected with a second adjusting screw 424, the second adjusting screw 424 is provided with a second adjusting seat 425, the laser cutter 43 is installed on the second adjusting seat 425, and the axial direction of the second adjusting guide rod 422 is perpendicular to the axial direction of the first adjusting guide rod 412.
When the second adjusting mechanism 42 adjusts the position of the laser cutter 43, the second adjusting motor 423 is started, the second adjusting screw 424 is driven by the second adjusting motor 423 to rotate, the second adjusting screw 424 rotates to drive the second adjusting seat 425 to move along the axial direction of the second adjusting guide rod 422, and finally the position adjustment of the laser cutter 43 is achieved.
The transfer mechanism 5 comprises a traverse screw 50 mounted on the support platform 7, the traverse screw 50 is provided with a gripper jaw 51, and the traverse screw 50 is provided with a push-out mechanism 52. Wherein adopted the transfer lead screw 50 that the regulation precision is high to carry out the position control of gripper jaw 51, thereby conveniently carry out the centre gripping of hollow round bar through gripper jaw 51, also can carry out the high accuracy transfer of hollow round bar simultaneously, and ejecting mechanism 52 can push away hollow round bar to forming mechanism 6 in from gripper jaw 51, thereby conveniently carry out the automatic shaping of hollow round bar, wherein ejecting mechanism 52 can also support the inside of hollow round bar when shaping, thereby ensure the stability and the accuracy nature that end indent 130 takes shape, also avoid the unnecessary deformation of taking place for the hollow round bar when shaping, thereby influence the shaping effect.
The clamping jaw 51 comprises a folded connecting plate 514 arranged at the output end of the transverse screw rod 50, the other end of the folded connecting plate 514 is provided with a fixed clamping seat 510, the upper side and the lower side of the fixed clamping seat 510 are respectively provided with an inward-pulling cylinder 511, the movable end of the inward-pulling cylinder 511 is respectively provided with a clamping end plate 512, an outer clamping seat 513 is arranged between the clamping end plates 512, and clamping inner grooves are formed on the inner walls of the outer clamping seat 513 and the fixed clamping seat 510.
When the clamping jaw 51 clamps the hollow round rod, the clamping jaw 51 moves to the end of the hollow round rod under the driving of the transverse screw 50, the inner pulling cylinder 511 is started to clamp the hollow round rod through the outer clamping seat 513, then the hollow round rod is cut, and the hollow round rod moves towards the forming mechanism 6 under the driving of the transverse screw 50 after the cutting is completed. In order to ensure the stability of clamping and facilitate the pushing out of the hollow round rod, clamping inner grooves are formed in the inner walls of the outer clamping base 513 and the fixed clamping base 510.
The pushing mechanism 52 comprises a pushing driving motor 520 arranged on the horizontal section of a folded connecting plate 514, the pushing driving motor 520 is provided with a pushing motor 521, the output shaft of the pushing motor 521 is connected with a pushing driving wheel 522, the pushing driving wheel 522 is engaged with a pushing driven wheel 523, a pushing wire sleeve 524 is arranged in the pushing driven wheel 523, the inner side end of the pushing wire sleeve 524 is provided with a pushing seat, the pushing seat is arranged on the folded connecting plate 514, a pushing screw rod 525 is arranged in the pushing wire sleeve 524, one end of the pushing screw rod 525 is provided with a pushing end plate 526, both sides of the pushing end plate 526 are provided with convex seats 527, the convex seats 527 are provided with pushing guide rods 528, the pushing guide rods 528 are all penetrated in the folded connecting plate 514, the pushing end plate 526 is provided with a rotating cylinder 529, the movable end of the rotating cylinder 529 is provided with a rotating plate 5290, the other end of the rotating plate 5290 is provided with an inner pushing column 5291, the inner pushing disc is arranged at the inner side end of the inner pushing column 5291, and the other end of the pushing disc is provided with an inner brace, the inner strut is matingly provided with a shaped slot for the shaped end indent 130.
In order to avoid the clamping of the hollow round rod by the inner supporting rod in the pushing-out mechanism 52, a corresponding rotating cylinder 529 is provided, when the hollow round rod is clamped, the rotating plate 5290 is driven by the rotating cylinder 529 to turn outwards, and when the hollow round rod is pushed out and formed, the rotating plate 5290 rotates inwards until the inner supporting rod and the hollow round rod are concentric, then the pushing-out operation of the hollow round rod is carried out, in the pushing-out operation, the pushing-out motor 521 is started, the pushing-out driving wheel 522 is driven by the pushing-out motor 521 to rotate, the rotation of the pushing-out driving wheel 522 drives the pushing-out driven wheel 523 to rotate, the pushing-out driven wheel 523 drives the pushing-out wire sleeve 524 to rotate when rotating, the rotation of the pushing-out wire sleeve 524 drives the pushing-out screw rod 525 limited by the pushing-out guide rod 528 to move, the screw rod 525 drives the inner supporting rod to push out the hollow round rod when moving, and the inner support rod penetrates through the hollow round rod, one end of the push-out disc and one end of the hollow round rod are tightly pressed, and when the push-out screw rod 525 continues to move, the hollow round rod penetrates through the forming mechanism 6, so that the inner push effect is stable and the precision is high.
The forming mechanism 6 comprises a lower support 60 mounted on the supporting platform 7, a pair of squeezing mechanisms 61 are arranged at the upper end of the lower support 60, and forming members 62 are arranged at the inner ends of the squeezing mechanisms 61. The extrusion mechanism 61 comprises a guide sleeve 610 installed at the upper end of the lower support member 60, the inner wall of the guide sleeve 610 is provided with a limiting convex plate 611, an inner pushing member 612 penetrates through the guide sleeve 610, guide grooves 613 are formed on two sides of the inner pushing member 612, the limiting convex plates 611 penetrate through the guide grooves 613 respectively, an extrusion rack 614 is arranged at the upper end of the inner pushing member 612, the extrusion rack 614 is engaged with an extrusion gear 615, two ends of the extrusion gear 615 are provided with extrusion bearing seats 616, the extrusion bearing seats 616 are installed on the guide sleeve 610, and the extrusion gear 615 is connected with an extrusion motor 617. The forming member 62 includes a forming block 620 mounted on the inner end of the inner pushing member 612, the inner wall of the forming block 620 is formed with a forming arc groove 621, and the inner wall of the forming arc groove 621 is formed with a forming convex plate 622.
When the forming mechanism 6 forms the end concave mark 130, the extruding motor 617 is started at the same time, the extruding gear 615 rotates under the driving of the extruding motor 617, the extruding gear 615 rotates to drive the extruding rack 614 to move, the extruding rack 614 moves to enable the forming blocks 620 to approach each other, the forming convex plates 622 arranged on the forming blocks 620 when the forming blocks approach each other act on the hollow round rod, and finally the end concave mark 130 is formed on the hollow round rod.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is apparent that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. A wiper blade mounting rod is characterized by comprising a first connecting cylinder (10), a connecting component (11), a second connecting cylinder (12), a third connecting cylinder (13), a connector (15) and an assembling component (14);
the number of the connecting components (11) is one pair, and the connecting components are respectively arranged at two ends of the first connecting cylinder (10);
the number of the second connecting cylinders (12) is a pair, and the second connecting cylinders are respectively arranged at the other end of the connecting component (11);
the number of the third connecting cylinders (13) is a pair, the third connecting cylinders are respectively sleeved at the other end of the second connecting cylinder (12),
the number of the connectors (15) is a pair, the connectors are respectively connected to the other end of the second connecting cylinder (12), and the connectors are all penetrated in the third connecting cylinder (13);
the number of the fitting members (14) is a pair, and the fitting members are integrally formed at the other end of the connecting head (15).
2. The wiper blade mounting rod of claim 1, wherein the first connecting cylinder (10) and the second connecting cylinder (12) are of the same structure and are of a hollow structure, the inner walls of the first connecting cylinder and the second connecting cylinder are provided with threads, and the outer walls of the first connecting cylinder and the second connecting cylinder are provided with reinforcing ribs in a circumferential array.
3. The wiper mounting bar of claim 2, wherein the connecting member (11) comprises a connecting screw (112), one end of the connecting screw (112) is disposed in the first connecting cylinder (10), the other end of the connecting screw (112) is disposed in the second connecting cylinder (12), and a pair of tightening nuts (111) are disposed on the connecting screw (112), one of the tightening nuts (111) is tightened against the end of the first connecting cylinder (10), and the other tightening nut (111) is tightened against the outer end of the second connecting cylinder (12).
4. The wiper mounting bar of claim 3, wherein the third connecting barrel (13) has end notches (130) formed in a circumferential array at an inboard end thereof, a plurality of securing notches (131) are extruded into the outboard end of the third connecting barrel (13), notches (132) are formed in the outboard end of the third connecting barrel (13) in a circumferential array, and a stop ring (133) is disposed in the inboard end of the third connecting barrel (13), the stop ring (133) being interposed between the second connecting barrel (12) and the end notches (130).
5. The wiper mounting bar as recited in claim 4, wherein the connecting head (15) comprises end posts (150), the inner ends of the end posts (150) are formed with limiting protrusions (151) in a circumferential array, the limiting protrusions (151) are respectively inserted into the notches (132), the end posts (150) are formed with inner insertion posts (152) extending inwards, the outer walls of the inner insertion posts (152) are formed with fixing grooves (153) recessed inwards, the fixing indents (131) are respectively inserted into the corresponding fixing grooves (153), the inner ends of the inner insertion posts (152) are provided with fixing discs (155), the fixing discs (155) are fixed to the inner insertion posts (152) through screws (154), the fixing discs (155) are provided with inner extension screws (156) extending inwards, the inner ends of the inner extension screws (156) are all arranged at the outer ends of the second connecting cylinder (12), and the stop rings (133) are sleeved on the inner extension screws (156);
the assembling component (14) comprises a crank arm (140) formed at the outer end of an end column (150), a shaft sleeve (141) is arranged at the other end of the crank arm (140), a connecting end plate (142) is arranged at the other end of the shaft sleeve (141), a U-shaped groove is formed at the outer end of the connecting end plate (142), the shaft sleeve (141) is used for rotatably connecting the lower end of the wiper arm, and the connecting end plate (142) is used for fixedly connecting the mounting rod (1).
6. A wiper blade mounting bar processing apparatus for processing a wiper blade mounting bar according to claim 4 or 5 into a third connecting cylinder (13) from a hollow round bar, comprising:
a support platform (7);
the rotary conveying assembly (2) is arranged at one end of the supporting platform (7) and comprises a supporting member (21) arranged on the supporting platform (7), the supporting member (21) is provided with a pair of conveying mechanisms (22) in bilateral symmetry, the supporting member (21) is provided with a pair of rotating mechanisms (23) in up-down symmetry, the conveying mechanisms (22) are used for conveying the hollow round rods and limiting the hollow round rods during rotation, and the rotating mechanisms (23) are used for rotating the hollow round rods;
the clamping mechanism (3) is arranged at the front end of the rotary conveying assembly (2) and is used for clamping and fixing the hollow round rod during processing;
the processing mechanism (4) is arranged at the front end of the clamping mechanism (3) and is used for cutting the hollow round rod and processing the notch (132);
the transfer mechanism (5) is arranged on one side of the supporting platform (7) and is used for transferring the cut hollow round rods;
and the forming mechanism (6) is arranged at the other end of the supporting platform (7) and is used for extrusion forming of the end dent (130).
7. The wiper blade mounting bar machining device according to claim 6, wherein: the processing mechanism (4) is including installing in elevating system (40) of supporting platform one side, be equipped with first adjustment mechanism (41) on elevating system (40), be equipped with second adjustment mechanism (42) on first adjustment mechanism (41), be equipped with laser cutter (43) on second adjustment mechanism (42), elevating system (40) are used for going up and down first adjustment mechanism (41), first adjustment mechanism (41) are used for driving second adjustment mechanism (42) and move along the predetermined direction, second adjustment mechanism (42) are used for adjusting laser cutter (43) to the slitting department of hollow round bar and make laser cutter (43) carry out the operation of cutting.
8. The processing device of the wiper blade mounting rod of claim 6, wherein the forming mechanism (6) comprises a lower supporting member (60) mounted on the supporting platform (7), a pair of extruding mechanisms (61) are arranged at the upper end of the lower supporting member (60), a forming member (62) is arranged at the inner side end of each extruding mechanism (61), each extruding mechanism (61) comprises a guide sleeve (610) mounted at the upper end of the lower supporting member (60), a limiting convex plate (611) is arranged on the inner wall of each guide sleeve (610), an inner pushing member (612) penetrates through each guide sleeve (610), guide grooves (613) are formed on two sides of each inner pushing member (612), the limiting convex plates (611) penetrate through the guide grooves (613), an extruding rack (614) is arranged at the upper end of each inner pushing member (612), each extruding rack (614) is engaged with an extruding gear (615), extruding bearing seats (616) are arranged at two ends of each extruding gear (615), extrusion bearing seat (616) all install in uide bushing (610), and extrusion gear (615) are connected with extrusion motor (617), and forming piece (62) are used for taking shape.
9. The processing device of the windscreen wiper mounting rod as claimed in claim 6, wherein the clamping mechanism (3) comprises a fixing part (30) mounted on the supporting platform (7), a clamping transverse column (31) is mounted at the upper end of the fixing part (30), outer hinged columns (32) are arranged at two ends of each clamping transverse column (31) in a downward extending manner, inner hinged columns (33) are arranged on the inner sides of the outer hinged columns (32), the inner hinged columns (33) are arranged on the clamping transverse columns (31), clamping cylinders (34) are mounted on the clamping transverse columns (31), lower push frames (35) are mounted at the movable ends of the clamping cylinders (34), clamping racks (36) are mounted at two sides of the lower push frames (35), clamping gears (37) are meshed with the clamping racks (36), the clamping gears (37) are respectively arranged at the lower ends of the inner hinged columns (33), incomplete gears (38) are meshed with the outer sides of the clamping gears (37), incomplete gear (38) are respectively arranged at the lower ends of the outer hinged columns (32), the incomplete gear (38) is provided with a rotating outer plate (39), the lower ends of the rotating outer plate (39) are respectively provided with an inward extending chuck (390) in an inward vertical extending mode, the inner side end of the inward extending chuck (390) is provided with a side clamping groove (391), the lower end of the downward pushing frame (35) is provided with an upper clamping column (392), and the inner side end of the upper clamping column (392) is provided with an upper clamping groove.
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| CN202111474260.9A CN113879254B (en) | 2021-12-06 | 2021-12-06 | Wiper installation rod and processing device thereof |
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| CN202111474260.9A CN113879254B (en) | 2021-12-06 | 2021-12-06 | Wiper installation rod and processing device thereof |
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| CN113879254B CN113879254B (en) | 2022-02-15 |
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