CN218225349U - Three-axis hollow C-shaped positioner - Google Patents

Abstract

The utility model discloses a triaxial cavity C type machine of shifting, the on-line screen storage device comprises a base, base upper end fixedly connected with main part box subassembly, upper end one side of main part box subassembly is connected with rocking arm box subassembly, one side both ends that main part box subassembly was kept away from to rocking arm box subassembly are connected with headstock box subassembly and tailstock box subassembly respectively through centering adjusting part and the subassembly of sauntering, the subassembly of sauntering includes plate and slider, headstock box subassembly includes headstock shell, rotary driving piece, rotary driving spare, headstock hollow support, headstock slewing bearing, headstock carousel, headstock clamping jaw. Compared with the prior art, the utility model the advantage lie in: the headstock hollow support and the tailstock hollow support are arranged, so that the purpose that the internal welding seam of the workpiece can be achieved when the barrel-shaped workpiece is clamped is achieved, and the centering adjusting assembly can meet the clamping work of the barrel-shaped workpieces with various sizes.

Description

Three-axis hollow C-shaped positioner

Technical Field

The utility model relates to a machine technical field that shifts indicates a triaxial cavity C type machine of shifting particularly.

Background

The positioner is a welding auxiliary assembly of being exclusively used in, is applied to the dislocation of welding in-process work piece to obtain ideal position, C type positioner commonly used only has the rotation and the function of tumbling, can't realize the stepless centering adjustment of barrel-shaped work piece on length direction, and, because general C type positioner rotation axis is non-cavity form, when welding, welder can't stretch into barrel-shaped work piece inside, can't realize carrying out the purpose welded to barrel-shaped work piece inside welding seam.

SUMMERY OF THE UTILITY MODEL

The utility model discloses what solve is the technical problem who mentions in the above background art, provides a cavity formula C type machine of shifting with tumble, rotatory and stepless centering regulatory function.

In order to solve the technical problem, the utility model provides a technical scheme does: triaxial cavity C type machine of shifting, the on-line screen storage device comprises a base, base upper end fixedly connected with main part box subassembly, upper end one side of main part box subassembly is connected with rocking arm box subassembly, one side both ends that main part box subassembly was kept away from to rocking arm box subassembly are connected with headstock box subassembly and tailstock box subassembly respectively through centering adjusting part and subassembly of sauntering, the subassembly of sauntering includes plate and slider, headstock box subassembly includes headstock casing, rotary driving piece, rotating transmission spare, headstock hollow support, headstock slewing bearing, headstock carousel, headstock clamping jaw, headstock casing fixed connection is on the plate, its inside fixedly connected with rotary driving piece, one side fixed connection head frame hollow support of rocking arm box subassembly is kept away from to the headstock casing, one side that headstock hollow support is close to tailstock box subassembly rotates connection head frame slewing bearing, the driving piece passes through rotary transmission spare and is connected with headstock slewing bearing transmission, the headstock clamping jaw passes through headstock carousel fixed connection in one side that tailstock slewing bearing is close to tailstock box subassembly.

Further, the rocking arm box subassembly includes rocking arm casing, connection pad and guide rail, one side fixedly connected with connection pad of rocking arm casing, guide rail fixed connection is kept away from the one side of connection pad at rocking arm casing and, the extending direction of guide rail is unanimous with rocking arm casing's extending direction, slider cooperation guide rail makes the board sliding connection of sauntering in one side of rocking arm casing.

Further, the centering adjustment assembly comprises a hydraulic driving piece, a connecting seat, a bearing seat, a first driving piece, a second driving piece, a transmission connecting piece, a connecting shaft, a third driving piece, a fourth driving piece and an encoder, wherein the two ends of the connecting shaft are respectively connected with the first driving piece and the third driving piece through the transmission connecting piece, the other end of the first driving piece is in transmission connection with the hydraulic driving piece, the hydraulic driving piece is fixedly connected onto the rocker arm box body assembly through the connecting seat, the other end of the third driving piece is connected with the encoder, the first driving piece and the third driving piece are both connected to one side of the rocker arm box body assembly through the bearing seat in a rotating mode, and the second driving piece and the fourth driving piece are respectively in transmission connection with the first driving piece and the third driving piece and are connected to the same fixed connection is arranged on one side of the plate.

Furthermore, the main box body assembly comprises a supporting shell, a tipping driving piece, a tipping transmission piece and a tipping slewing bearing, wherein the tipping slewing bearing is arranged on one side of the supporting shell, the tipping driving piece is fixedly connected in the supporting shell, a power shaft of the tipping driving piece is in transmission connection with the tipping slewing bearing through the tipping transmission piece, and the connecting disc is fixedly connected on one side of the tipping slewing bearing.

Further, tailstock box subassembly includes tailstock casing, tailstock cavity support, tailstock slewing bearing, tailstock carousel and tailstock clamping jaw, tailstock casing fixed connection is on the plate, and its one side fixedly connected with tailstock cavity support of keeping away from the plate, one side that tailstock cavity support is close to the headstock clamping jaw is equipped with tailstock slewing bearing, tailstock slewing bearing's opposite side passes through tailstock carousel and connects the tailstock clamping jaw.

Furthermore, the headstock clamping jaws are annularly arranged at uniform angle intervals by taking the rotating axis of the headstock slewing bearing as an axis, and one side of the headstock clamping jaws close to the annularly arranged axis forms a wedge part.

Furthermore, the tailstock clamping jaws are multiple and are annularly arranged by taking the rotating shaft center of the tailstock slewing bearing as an axis at uniform intervals, and a wedge-shaped part is formed on one side of the tailstock clamping jaws close to the annularly arranged shaft center.

Further, the rotation axes of the headstock slewing bearing and the tailstock slewing bearing are on the same straight line.

Furthermore, a plurality of connecting holes are formed in the plate, and the sliding block is fixedly connected to one side, close to the rocker box body assembly, of the plate.

Furthermore, a plurality of vertical through holes are formed at the lower end of the base.

Compared with the prior art, the utility model the advantage lie in: 1. the centering clamping and positioning of the barrel-shaped workpiece are realized through the centering adjusting assembly, the subsequent positioning programming of the welding robot is facilitated, the working efficiency is improved, the positioning precision can be improved through the encoder, and the processing is safe and reliable; 2. the open part of the side surface of the barrel-shaped workpiece is kept during clamping through the headstock hollow support and the tailstock hollow support, and the purpose of welding a welding seam shell in the barrel-shaped workpiece is realized.

Drawings

Fig. 1 is the utility model discloses triaxial cavity C type machine spatial structure schematic diagram that shifts.

Fig. 2 is a schematic view of the three-axis hollow C-shaped positioner according to the embodiment of the present invention.

Fig. 3 is a schematic view of the base portion shown in fig. 1.

Fig. 4 is a schematic view of a portion of the main body case assembly shown in fig. 1.

FIG. 5 is a schematic illustration of a portion of the rocker box assembly shown in FIG. 1.

FIG. 6 is a rear perspective view of the headstock box assembly portion shown in FIG. 1.

Fig. 7 isbase:Sub>A schematic sectional viewbase:Sub>A-base:Sub>A shown in fig. 6.

FIG. 8 is a front view of the tailstock case assembly shown in FIG. 1.

Fig. 9 is a schematic sectional view B-B shown in fig. 8.

FIG. 10 is a schematic illustration of the centering adjustment assembly shown in FIG. 1.

Figure 11 is a partially schematic view of the walking plate assembly shown in figure 2.

Figure 12 is a schematic view of the rotary drive shown in figure 2.

Fig. 13 is a schematic view of the tilt drive unit shown in fig. 2.

Fig. 14 is a schematic diagram of a state of the embodiment of the present invention during operation.

In the drawings: 1. a base; 2. a main body case assembly; 201. a support housing; 202. a tipping drive; 203. tipping a transmission medium; 204. tipping the slewing bearing;

3. a rocker arm box assembly; 301. a rocker arm housing; 302. a connecting disc; 303. a guide rail;

4. a headstock box assembly; 401. a head frame housing; 402. a rotary drive member; 403. rotating the transmission member; 404. a headstock hollow support; 405. a headstock slewing bearing; 406. a headstock turntable; 407. a headstock clamping jaw;

5. a tailstock tank assembly; 501. a tailstock housing; 502. a tailstock hollow support; 503. a tailstock slewing bearing; 504. a tailstock turntable; 505. a tailstock clamping jaw;

6. a centering adjustment assembly; 601. a hydraulic drive; 602. a connecting seat; 603. a bearing seat; 604. a first transmission member; 605. a second transmission member; 606. a drive connection; 607. a connecting shaft; 608. a third transmission member; 609. a fourth transmission member; 610. an encoder;

7. the plate component is strolled; 701. a plate member; 702. a slider; 100. three-axis hollow C type machine of shifting.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-13, the three-axis hollow C-type positioner comprises a base 1, wherein a plurality of vertical through holes are formed at the lower end of the base 1, and the upper end of the base 1 is fixedly connected with a main box assembly 2, the main box assembly 2 comprises a supporting shell 201, a tipping driving member 202, a tipping transmission member 203 and a tipping slewing bearing 204, the tipping slewing bearing 204 is arranged at one side of the supporting shell 201, the tipping driving member 202 is fixedly connected in the supporting shell 201, a power shaft of the tipping driving member is in transmission connection with the tipping slewing bearing 204 through the tipping transmission member 203, and a rocker box assembly 3 is fixedly connected at one side of the tipping slewing bearing 204.

The rocker arm box assembly 3 comprises a rocker arm shell 301, a connecting disc 302 and a guide rail 303, the middle of one side of the rocker arm shell 301 is fixedly connected to one side of the tilting slewing bearing 204 through the connecting disc 302, the guide rail 303 is fixedly connected to one side of the rocker arm shell 301, which is far away from the connecting disc 302, the extending direction of the guide rail 303 is consistent with the extending direction of the rocker arm shell 301, two ends of the guide rail 303 are slidably connected with two sliding plate assemblies 7, each sliding plate assembly 7 comprises a plate 701 and a sliding block 702, a plurality of connecting holes are formed in the plate 701, the sliding block 702 is fixedly connected to one side, close to the rocker arm box assembly 3, of the plate 701, and the other side of the plate 701 is fixedly connected with a headstock box assembly 4 and a tailstock box assembly 5.

The headstock box assembly 4 comprises a headstock shell 401, a rotation driving member 402, a rotation driving member 403, a headstock hollow support 404, a headstock slewing bearing 405, a headstock turntable 406 and headstock clamping jaws 407, wherein the headstock shell 401 is fixedly connected to a plate 701, the rotation driving member 402 is fixedly connected to the inside of the headstock shell, one side of the headstock shell 401, which is far away from the rocker box assembly 3, is fixedly connected with the headstock hollow support 404, one side of the headstock hollow support 404 is connected with the headstock slewing bearing 405, the driving member is in transmission connection with the headstock slewing bearing 405 through the rotation driving member 403, the headstock clamping jaws 407 are fixedly connected to one side of the headstock slewing bearing 405 through the headstock turntable 406, the headstock clamping jaws 407 are multiple, the headstock clamping jaws 407 are annularly arranged with the rotation axis of the headstock slewing bearing 405 as an axis and are spaced by an angle, and a wedge portion is formed on one side of the headstock clamping jaws 407, which is close to the annularly arranged axis.

The tailstock box body assembly 5 comprises a tailstock shell 501, a tailstock hollow support 502, a tailstock rotary support 503, a tailstock turntable 504 and tailstock clamping jaws 505, wherein the tailstock shell 501 is fixedly connected to a plate 701, the side, far away from the plate 701, of the tailstock hollow support 502 is fixedly connected with the tailstock hollow support 502, one side, close to the headstock clamping jaws 407, of the tailstock hollow support 502 is provided with the tailstock rotary support 503, the other side of the tailstock rotary support 503 is connected with the tailstock clamping jaws 505 through the tailstock turntable 504, the number of the tailstock clamping jaws 505 is multiple, the plurality of the tailstock clamping jaws 505 are annularly arranged with the rotary shaft center of the tailstock rotary support 503 as an axis at uniform interval angles, one side, close to the annularly arranged shaft center of the tailstock clamping jaws 505, of the tailstock clamping jaws forms a wedge-shaped part, and the rotary shaft centers of the headstock rotary support 405 and the tailstock rotary support 503 are located on the same straight line.

A centering adjustment assembly 6 is further arranged between the rocker arm box assembly 3 and the pulling plate assembly 7, the centering adjustment assembly 6 comprises a hydraulic driving piece 601, a connecting seat 602, a bearing seat 603, a first driving piece 604, a second driving piece 605, a transmission connecting piece 606, a connecting shaft 607, a third driving piece 608, a fourth driving piece 609 and an encoder 610, wherein two ends of the connecting shaft 607 are respectively connected with the first driving piece 604 and the third driving piece 608 through the transmission connecting piece 606, the other end of the first driving piece 604 is in transmission connection with the hydraulic driving piece 601, the hydraulic driving piece 601 is fixedly connected to the rocker arm box assembly 3 through the connecting seat 602, the other end of the third driving piece 608 is connected with the encoder 610, the first driving piece 604 and the third driving piece 608 are both rotatably connected to one side of the rocker arm box assembly 3 through the bearing seat 603, and the second driving piece 605 and the fourth driving piece 609 are respectively in transmission connection with the first driving piece 604 and the third driving piece 608 and are both fixedly connected to one side of the plate 701.

The utility model discloses theory of operation and operating method when specifically implementing as follows:

referring to fig. 3 and 14, in use, the base 1 is fixedly mounted on a welding workstation through a fastener, referring to fig. 1 and 10, before a workpiece is mounted, the headstock box assembly 4 and the tailstock box assembly 5 are adjusted to designated positions at two ends, in this embodiment, the transmission connector 606 is a coupler, the first transmission member 604 is a left-handed screw, the third transmission member 608 is a right-handed screw, the second transmission member 605 is a left-handed nut, the fourth transmission member 609 is a right-handed nut, the hydraulic driving member 601 is a hydraulic motor, the hydraulic motor is fixedly connected to the rocker casing 301 through the connector 602, the left-handed screw and the right-handed screw are rotatably connected to one side of the rocker casing 301 through a plurality of bearing seats 603, the left-handed nut and the right-handed nut are fixedly connected to the headstock box assembly 4 and the tailstock box assembly 5, the headstock box assembly 4 and the tailstock box assembly 5 are slidably connected to one side of the rocker casing assembly 3 through the runner assembly 7, the left-handed screw is driven to rotate reversely when the hydraulic motor rotates, the right-handed screw is driven to rotate reversely through the coupler and the left-handed screw, the left-handed screw and the right-handed nut are driven to rotate downwards at one end of the transmission member to move away from the headstock box assembly 4 and the tailstock box assembly 14, and the tailstock box assembly 607, and the tailstock box assembly move away from the headstock box assembly 14.

Referring to fig. 4 and 5, in this embodiment, the tilt driving unit 202 is a speed reduction motor, the tilt transmission unit 203 is a gear engaged with the tilt slewing bearing 204 for transmission, one side of the rocker housing 301 is fixedly connected to the tilt slewing bearing 204 through a connecting disc 302, the tilt slewing bearing 204 is connected to the upper end side of the supporting housing, the tilt driving unit 202 drives the tilt transmission unit 203 during operation, and the tilt transmission unit 203 is in transmission connection with the tilt slewing bearing 204, so that the middle part of the rocker housing 301 rotates around the rotation axis of the tilt slewing bearing 204 to control the tilt driving unit 202 to rotate the rocker housing 301 to the horizontal position.

As shown in fig. 14, a lifting material table is arranged on the welding workstation, the lifting material table lifts the barrel-shaped workpiece to make the axis of the barrel-shaped workpiece at the same height of the rotation axis of the headstock slewing bearing 405, the centering adjustment assembly 6 is controlled to work to make the headstock clamping jaw 407 and the tailstock clamping jaw 505 approach each other, the wedge part of the headstock clamping jaw 407 and the wedge part of the tailstock clamping jaw 505 are clamped at the edges of the two ends of the barrel-shaped workpiece to realize centering clamping and positioning, the left-handed screw rod and the right-handed screw rod in the centering adjustment assembly 6 are both trapezoidal screw rods, the structural bearing capacity is strong, and an absolute value encoder 610 is installed at one side of the centering adjustment assembly 6, so that the centering adjustment embodied by the embodiment is high in accuracy, safe and reliable.

After the barrel-shaped workpiece is clamped and positioned in the previous step, the lifting material platform descends to the original position.

Referring to fig. 6-9, in this embodiment, the rotation driving element 402 is a speed reduction motor, the rotation driving element 403 is a gear engaged with the headstock slewing bearing 405 for driving, a headstock hollow support 404 is fixedly connected to one side of the headstock housing 401, the headstock hollow support 404 is connected to the headstock slewing bearing 405, the speed reduction motor drives the headstock slewing bearing 405 to rotate through the rotation driving element 403, the headstock clamping jaws 407 are fixedly connected to the headstock slewing bearing 405 through a headstock turntable 406, and similarly, the tailstock box assembly 5 is less driving element than the headstock box assembly 4, so that the position change of the barrel-shaped workpiece can be realized by controlling the tilting driving element 202 and the rotation driving element 402, thereby obtaining a desired welding angle and orientation, at which time, the welding robot starts to weld the headstock.

After the strip welding is finished, the lifting material platform rises to the right position, the centering adjusting assembly 6 controls the two walking plate assemblies 7 to be away from each other, so that clamping of the workpiece is loosened, the lifting material platform supports the workpiece and descends to the right position, and the next procedure is waited for taking the material.

In the description of the present invention, it is to be understood that the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying the number of technical features indicated; the terms "plurality" or "a plurality" mean two or more, and unless otherwise specifically limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. Triaxial cavity C type machine of shifting includes base (1), its characterized in that: the upper end of the base (1) is fixedly connected with a main body box body component (2), one side of the upper end of the main body box body component (2) is connected with a rocker arm box body component (3), two ends of one side, far away from the main body box body component (2), of the rocker arm box body component (3) are respectively connected with a headstock box body component (4) and a tailstock box body component (5) through a centering adjusting component (6) and a walking plate component (7), the walking plate component (7) comprises a plate (701) and a sliding block (702), the headstock box body component (4) comprises a headstock shell (401), a rotary driving piece (402), a rotary driving piece (403), a headstock hollow support (404), a headstock rotary support (405), a headstock turntable (406) and a headstock clamping jaw (407), the headstock shell (401) is fixedly connected to a plate (701), a rotary driving piece (402) is fixedly connected to the headstock shell (401), a headstock hollow support (404) is fixedly connected to one side, away from the rocker box assembly (3), of the headstock shell (401), a headstock rotary support (405) is rotatably connected to one side, close to the tailstock box assembly (5), of the headstock hollow support (404), the driving piece is in transmission connection with the headstock rotary support (405) through the rotary driving piece (403), and the headstock clamping jaws (407) are fixedly connected to the headstock rotary support (405) through a headstock turntable (406) and close to the tailstock box assembly One side of the piece (5).

2. The triaxial hollow C-type positioner of claim 1, wherein: rocker arm box subassembly (3) include rocker arm casing (301), connection pad (302) and guide rail (303), one side fixedly connected with connection pad (302) of rocker arm casing (301), guide rail (303) fixed connection is in the one side that keeps away from connection pad (302) in rocker arm casing (301), and, the extending direction of guide rail (303) is unanimous with the extending direction of rocker arm casing (301), slider (702) cooperation guide rail (303) make board sliding connection of sauntering one side at rocker arm casing (301).

3. The triaxial hollow C-type positioner of claim 1, which comprises: the centering adjustment assembly (6) comprises a hydraulic driving piece (601), a connecting seat (602), a bearing seat (603), a first driving piece (604), a second driving piece (605), a driving connecting piece (606), a connecting shaft (607), a third driving piece (608), a fourth driving piece (609) and an encoder (610), wherein two ends of the connecting shaft (607) are respectively connected with the first driving piece (604) and the third driving piece (608) through the driving connecting piece (606), the other end of the first driving piece (604) is in driving connection with the hydraulic driving piece (601), the hydraulic driving piece (601) is fixedly connected to the rocker arm box body assembly (3) through the connecting seat (602), the other end of the third driving piece (608) is connected with the encoder (610), the first driving piece (604) and the third driving piece (608) are rotatably connected to one side of the rocker arm box body assembly (3) through the bearing seat (603), and the second driving piece (605) and the fourth driving piece (609) are respectively in driving connection with the first driving piece (604) and the third driving piece (608) and are fixedly connected to one side of the plate (701).

4. The triaxial hollow C-type positioner of claim 2, which comprises: the main box body assembly (2) comprises a supporting shell (201), a tipping driving piece (202), a tipping transmission piece (203) and a tipping slewing bearing (204), wherein the tipping slewing bearing (204) is arranged on one side of the supporting shell (201), the tipping driving piece (202) is fixedly connected in the supporting shell (201), a power shaft of the tipping driving piece is in transmission connection with the tipping slewing bearing (204) through the tipping transmission piece (203), and a connecting disc (302) is fixedly connected on one side of the tipping slewing bearing (204).

5. The triaxial hollow C-type positioner of claim 1, which comprises: tailstock box subassembly (5) includes tailstock casing (501), tailstock cavity support (502), tailstock slewing bearing (503), tailstock carousel (504) and tailstock clamping jaw (505), tailstock casing (501) fixed connection is on plate (701), and its one side fixedly connected with tailstock cavity support (502) of keeping away from plate (701), one side that tailstock cavity support (502) are close to headstock clamping jaw (407) is equipped with tailstock slewing bearing (503), tailstock clamping jaw (505) is connected through tailstock carousel (504) to the opposite side of tailstock slewing bearing (503).

6. The triaxial hollow C-type positioner of claim 1, wherein: the headstock clamping jaws (407) are arranged in an annular mode with the rotation axis of the headstock slewing bearing (405) as an axis and the interval angles of the plurality of headstock clamping jaws (407) are uniform, and wedge-shaped portions are formed on one sides, close to the annular arrangement axis, of the headstock clamping jaws (407).

7. The triaxial hollow C-type positioner of claim 5, wherein: the tail frame clamping jaws (505) are multiple, the tail frame clamping jaws (505) are annularly arranged at uniform intervals and angles by taking the rotating shaft center of the tail frame slewing bearing (503) as an axis, and a wedge-shaped part is formed on one side of each tail frame clamping jaw (505) close to the annularly arranged shaft center.

8. The triaxial hollow C-type positioner according to claim 1 or 5, wherein: the rotation axes of the headstock slewing bearing (405) and the tailstock slewing bearing (503) are positioned on the same straight line.

9. The triaxial hollow C-type positioner of claim 1, which comprises: the plate (701) is provided with a plurality of connecting holes, and the sliding block (702) is fixedly connected to one side of the plate (701) close to the rocker box body assembly (3).

10. The triaxial hollow C-type positioner of claim 1, wherein: the lower extreme of base (1) is equipped with a plurality of vertical through-holes.

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