CN217417361U

CN217417361U - Rotary blanking mechanism

Info

Publication number: CN217417361U
Application number: CN202220242759.0U
Authority: CN
Inventors: 邵雳
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-09-13
Anticipated expiration: 2032-01-28

Abstract

The utility model provides a rotatory unloading mechanism, it includes frame, lift seat, revolving stage and swivel mount, wherein, the lift seat slides and locates in the frame, and the lift seat is because of being ordered about and follow frame direction of height reciprocating motion. The rotary table is rotatably arranged on the lifting seat and can move along with the movement of the lifting seat, and the rotary table can rotate relative to the lifting seat due to being driven. The revolving frame is fixedly connected to the revolving table, and a transmission device is arranged between the lifting seat and the revolving frame, so that when each clamping unit rotates along with the revolving frame, each clamping unit bears the driving of the transmission device and can rotate around the central shaft of the clamping unit in the opposite direction. Rotatory unloading mechanism, through setting up the transmission between lift seat and swivel mount, can be so that rotatory unloading mechanism can realize the rotation of finished piece at the in-process of rotatory unloading to can be suitable for the finished piece unloading that has positive and negative differentiation, better commonality and result of use have.

Description

Rotary blanking mechanism

Technical Field

The utility model relates to the technical field of machining, in particular to rotatory unloading mechanism.

Background

At present, a clamping jaw type blanking mechanism is generally adopted in a blanking station, and in order to improve efficiency, the mechanism adopts a double-station rotary platform to carry out one-to-one grabbing and one-to-one placing on a workpiece, so that the blanking beat is improved; however, the blanking of the rotary platform can cause the workpiece directions of the two stations to be opposite, and if the workpiece has a forward and reverse component, two processing methods are conventional:

1. adopting a single-station translation type clamping jaw mechanism for blanking;

2. the double-station rotary platform is adopted for blanking, but in order to ensure the consistency of the direction of a workpiece, a self-rotating platform is required to be added to each station.

Aiming at the existing blanking mechanism for workpieces with forward and reverse division, if the clamping jaw is in a single-station translation type, the clamping jaw needs to move back and forth, so that the feeding and blanking efficiency is low, and the production rhythm is slowed down; if a double-station rotating platform is adopted, a self-rotating platform is required to be added to each station, the material cost is increased, and the structure size is increased. Therefore, the two blanking modes have obvious defects.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a rotatory unloading mechanism to can realize the rotation of work piece at the in-process of rotatory unloading.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a rotary blanking mechanism comprises a frame, a lifting seat, a rotary table and a rotary frame, wherein,

the lifting seat is arranged on the rack in a sliding mode and driven to move back and forth along the height direction of the rack;

the rotary table is rotatably arranged on the lifting seat and can move along with the movement of the lifting seat, and the rotary table can rotate relative to the lifting seat due to being driven;

the rotating frame is fixedly connected to the rotating table, a plurality of clamping units are arranged on the rotating frame at intervals, and each clamping unit is provided with two clamping jaws which can approach each other to clamp a workpiece;

and a transmission device is arranged between the lifting seat and the rotating frame, so that when each clamping unit rotates along with the rotating frame, each clamping unit bears the drive of the transmission device and can rotate around the central shaft of the clamping unit in the opposite direction.

Furthermore, transmission includes that each corresponds press from both sides a plurality of drive unit that gets the unit setting, drive unit is including locating fixed synchronizing wheel on the lift seat with rotate and locate rotation synchronizing wheel on the swivel mount to and twine at fixed synchronizing wheel with the hold-in range on the rotation synchronizing wheel, the hold-in range with fixed synchronizing wheel with the rotation synchronizing wheel all meshes continuously.

Furthermore, the lifting seat is provided with connecting rods penetrating through the rotating center of the rotary table, and the fixed synchronous wheels of the transmission units are sleeved on the connecting rods and are arranged at intervals along the axial direction of the connecting rods.

Furthermore, the rotating frame comprises a first connecting plate connected with the rotating platform and a second connecting plate connected with the first connecting plate and arranged at intervals, and the autorotation synchronizing wheel is rotatably arranged on the second connecting plate.

Furthermore, a plurality of rotating shafts are arranged on the second connecting plate corresponding to the clamping units, and the autorotation synchronizing wheel and the clamping units are respectively arranged at two ends of the same rotating shaft.

Furthermore, the rotating frame is provided with tensioning wheels for respectively tensioning the synchronous belts.

Furthermore, a lifting driving device is arranged on the rack, and the lifting seat is connected to the power output end of the lifting driving device so as to receive the driving of the lifting driving device and move.

Furthermore, the rack is provided with a slide rail arranged along the height direction of the rack, the slide rail corresponds to the slide rail, the lifting seat is provided with a slide groove in sliding fit with the slide rail, and the slide rail is embedded in the slide groove.

Furthermore, a rotation driving device is arranged on the lifting seat, and the rotary table is connected to a power output end of the rotation driving device so as to bear the driving of the rotation driving device to rotate.

Furthermore, the clamping unit comprises a linear driving device, and a power output end of the linear driving device is connected with at least one of the clamping jaws.

Compared with the prior art, the utility model discloses following advantage has:

rotatory unloading mechanism, through the lift seat of the edge frame direction of height reciprocating motion who sets up to and rotate and locate the revolving stage on the lift seat, and link firmly the swivel mount on the revolving stage, make the clamp on the swivel mount get the unit and can carry out the rotation type unloading. Simultaneously, through setting up the transmission between lift seat and swivel mount for press from both sides and get the unit and rotate simultaneously along with the swivel mount, can wind self center pin antiport, thereby make the finished piece at the in-process of rotatory unloading, realize the rotation of finished piece, and then can be suitable for the finished piece unloading that has positive and negative differentiation, have better commonality and the wide characteristics of application range.

In addition, the transmission device adopts a structural form that the fixed synchronizing wheel and the autorotation synchronizing wheel are meshed with the synchronous belt to be connected, so that the improvement of the rotation precision of a workpiece is facilitated, and the arrangement and installation of the structure are also facilitated. The connecting rod that sets up in revolving stage center department for a plurality of fixed synchronizing wheel suit are on the connecting rod, and the arrangement installation of the fixed synchronizing wheel of being convenient for on the one hand, on the other hand make the structure more compact. The rotating frame adopts the first connecting plate and the second connecting plate which are arranged at intervals, so that installation space can be provided for arrangement of the transmission device, and the whole structure is more compact.

In addition, the tensioning wheel arranged on the rotating frame is beneficial to tensioning the synchronous belt, so that the transmission accuracy can be ensured.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a rotary blanking mechanism according to an embodiment of the present invention;

fig. 2 is a front view of a rotary blanking mechanism according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the rotary blanking mechanism of the embodiment of the present invention without a clamping unit;

FIG. 4 is an enlarged view of portion A of FIG. 1;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 2;

fig. 6 is a partial sectional view of the rotary blanking mechanism according to the embodiment of the present invention;

description of reference numerals:

1. a frame; 101. a lift drive; 102. a slide rail; 103. a chute; 2. a lifting seat; 201. a rotation driving device; 3. a turntable; 4. a rotating frame; 401. a first connecting plate; 402. a second connecting plate; 403. a connecting rod; 404. a tension wheel; 5. a gripping unit; 501. a linear drive device; 502. a clamping jaw; 503. a rotating shaft; 504. connecting columns; 505. a third connecting plate; 506. a fourth connecting plate; 507. a carrier plate; 6. a transmission device; 601. fixing a synchronizing wheel; 602. a self-rotating synchronous wheel; 603. a synchronous belt; 604. a guide wheel.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

In the description of the present invention, it should be noted that if terms indicating directions or positional relationships such as "up", "down", "inside", "outside", etc. appear, they are based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection may be fixed, detachable, or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention can be understood in combination with the specific situation.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The embodiment relates to a rotary blanking mechanism, which is optimized in structure, so that the workpiece can rotate in the rotary blanking process.

Based on the above design concept, an exemplary structure of the rotary blanking mechanism of the present embodiment is shown in fig. 1 and fig. 2, and the rotary blanking mechanism mainly includes a frame 1, a lifting seat 2, a turntable 3, and a rotating frame 4. The lifting seat 2 is slidably disposed on the frame 1, and the lifting seat 2 is driven to reciprocate along the height direction of the frame 1. The turntable 3 is rotatably disposed on the lifting base 2 and can move along with the movement of the lifting base 2, and the turntable 3 can rotate relative to the lifting base 2 due to being driven.

The rotating frame 4 is fixedly connected to the rotating table 3, and a plurality of clamping units 5 are arranged on the rotating frame 4 at intervals, and each clamping unit 5 has two clamping jaws 502 which can approach each other to clamp a workpiece. Meanwhile, a transmission device 6 is arranged between the lifting seat 2 and the rotating frame 4, so that when each clamping unit 5 rotates along with the rotating frame 4, each clamping unit 5 is driven by the transmission device 6 to rotate around the central shaft of the clamping unit 5 in the opposite direction.

According to the structure, the lifting seat which can move back and forth along the height direction of the rack is arranged, the rotary table which is arranged on the lifting seat is rotated, and the rotary frame which is fixedly connected onto the rotary table, so that the clamping unit on the rotary frame can carry out rotary blanking. Simultaneously, through setting up the transmission between lift seat and swivel mount for press from both sides and get the unit and rotate simultaneously along with the swivel mount, can wind self center pin antiport, thereby make the finished piece at the in-process of rotatory unloading, realize the rotation of finished piece, and then can be suitable for the finished piece unloading that has positive and negative differentiation.

In detail, referring to fig. 1 and fig. 3, the rack 1 of the present embodiment is provided with a slide rail 102 arranged along the height direction of the rack 1, and the lifting seat 2 is provided with a slide groove 103 slidably engaged with the slide rail 102 corresponding to the slide rail 102, and the slide rail 102 is embedded in the slide groove 103. In order to facilitate the smooth reciprocating motion of the lifting seat along the height direction of the machine frame, the lifting driving device 101 is arranged on the machine frame 1, and the lifting seat 2 is connected to the power output end of the lifting driving device 101, so that the lifting driving device 101 can be driven to move.

Therefore, the lifting frame can slide along the height direction of the machine frame by the driving of the lifting driving device 101 and the sliding fit of the slide rail 102 and the slide groove 103. Further, as a preferred embodiment of the present embodiment, the elevation driving device 101 of the present embodiment preferably employs an air cylinder. Of course, besides the air cylinder, an oil cylinder or a linear motor can be adopted.

Referring to fig. 1 to 3, in this embodiment, to facilitate the rotation of the turntable 3, a rotation driving device 201 is disposed on the lifting seat 2, and the turntable 3 is connected to a power output end of the rotation driving device 201 to receive the driving of the rotation driving device 201 and rotate, so as to drive the rotating frame connected to the turntable 3 to rotate, and further, after the clamping unit clamps the workpiece, the workpiece can rotate around a rotation center of the turntable 3.

It should be noted that the rotation driving device 201 of the present embodiment preferably employs a rotating electric machine to provide a rotational driving force.

As shown in fig. 1 to 3 in combination with fig. 5 to 6, in the present embodiment, the transmission device 6 includes a plurality of transmission units provided corresponding to the respective gripping units 5. In a preferred embodiment, two gripping units 5 are spaced apart from each other on the rotating frame 4, and two transmission units are provided in the transmission device corresponding to the two gripping units 5.

It is to be understood here that the gripping unit 5 of the present embodiment may be provided in other plural numbers according to actual requirements, in addition to the two provided above. In addition, it can be understood that the rotation angle of the gripping unit 5 around its central axis can be adjusted by setting the transmission ratio of the timing belt 603 to the rotation timing wheel 602, so that the rotation angle of the workpiece can be adjusted.

Specifically, the transmission unit includes a fixed synchronizing wheel 601 fixedly connected to the lifting seat 2, a rotation synchronizing wheel 602 rotatably disposed on the rotating frame 4, and a synchronous belt 603 wound around the fixed synchronizing wheel 601 and the rotation synchronizing wheel 602, and the synchronous belt 603 is meshed with both the fixed synchronizing wheel 601 and the rotation synchronizing wheel 602.

In order to facilitate the arrangement and installation of the two fixed synchronizing wheels 601, in this embodiment, in a specific structure, a cavity is formed in the middle of the mounting table 3, that is, in the rotation center position of the rotating table 3, a connecting rod 403 extending through the cavity formed in the rotating table 3 is provided on the lifting base 2, and the two fixed synchronizing wheels 601 are sleeved on the end of the connecting rod 403 and are arranged at intervals along the axial direction of the connecting rod 403.

In addition, a rotating shaft 503 is rotatably provided on the rotating frame 4 corresponding to the gripping unit 5, a rotation synchronizing wheel 602 is fixed to one end of the rotating shaft 503, and the gripping unit 5 is fixed to the other end of the rotating shaft 503. So when making rotation synchronizing wheel 602 rotate, can drive pivot 503 and rotate to the unit is got around pivot 503 and is rotated in the drive, and then realizes that the self of the finished piece of getting rotates.

As an exemplary structure of the present embodiment, the rotating frame 4 of the present embodiment specifically includes a first connecting plate 401 connected to the turntable 3, and a second connecting plate 402 connected to the first connecting plate 401 and disposed at a distance. The first connecting plate 401 and the second connecting plate 402 are fixedly connected together by a connecting rod, and the rotation synchronizing wheel 602 is rotatably disposed on the second connecting plate 402. In addition, the arrangement of the first connecting plate 401 and the second connecting plate 402 at intervals can provide installation space for arrangement of the transmission unit, so that the whole structure is more compact.

In addition, in this embodiment, the rotating frame 4 is provided with a tensioning wheel 404 for tensioning each synchronous belt 603, so that the synchronous belts 603 can be tensioned, thereby ensuring the transmission accuracy. In addition, in order to facilitate the smooth rotation of the synchronous belt 603, in this embodiment, guide wheels 604 are disposed on the second connecting plate 402 corresponding to two sides of the tension wheel 404, so as to ensure the smooth rotation of the synchronous belt 603, thereby facilitating the improvement of the transmission precision.

The rotating shaft 503 is disposed on the second connecting plate 402 corresponding to each gripping unit 5, and the rotation synchronizing wheel 602 and the gripping unit 5 are disposed at two ends of the same rotating shaft 503. As shown in fig. 4 to fig. 6, in the present embodiment, two rotating shafts 503 are rotatably disposed on the second connecting plate 402, and two ends of the two rotating shafts 503 are respectively and correspondingly disposed with a rotation synchronizing wheel 602 and the gripping unit 5. So can make hold-in range 603 be connected rotation synchronizing wheel 602 and the fixed synchronizing wheel that corresponds, realize respectively getting unit 5 to each clamp and apply the revolving force for each clamp is got unit 5 and all can is rotated around self center pin. And in structural arrangement, the whole structure is more compact.

Referring to fig. 4 and fig. 5, the gripping unit 5 of the present embodiment includes a third connecting plate 505 fixedly connected to the rotating shaft 503, and a supporting plate 507 connected together through a connecting column 504, and the above-mentioned clamping jaw 502 is slidably connected to the supporting plate 507. Specifically, linear driving device 501 is fixedly connected to bearing plate 507, a power output end of linear driving device 501 is connected to fourth connecting plate 506, and clamping jaw 502 is connected to fourth connecting plate 506 through a connecting rod body, so that under the driving of linear driving device 501, fourth connecting plate 506 is driven to move, and clamping jaw 502 is driven to move.

In this embodiment, each of the clamping jaws 502 is provided with a linear driving device 501, so that the two clamping jaws 502 can be synchronously close to or far away from each other, thereby facilitating clamping of a workpiece. It will be appreciated, of course, that instead of using two linear drives to drive the two jaws 502, it is also possible to provide only one of the jaws 502 with a linear drive 501 so that one of the jaws 502 moves towards the other jaw 502 to grip the article.

It should be noted that the linear driving device 501 of the present embodiment preferably employs a slide table cylinder. And, for doing benefit to the steady movement of clamping jaw, be equipped with direction slide mechanism between clamping jaw 502 and loading board 507 in this embodiment, this direction slide mechanism is including setting up the spout on the clamping jaw to and establish the slide rail on the terminal surface under loading board 507, through the sliding fit of spout and slide rail, is favorable to improving the stationarity and the precision that the clamping jaw removed.

When the rotary blanking mechanism of this embodiment is used specifically, first, the clamping jaws 502 are aligned with a workpiece to be clamped, the lifting driving device 101 drives the lifting base 2 to move downward along the height direction of the rack, and the linear driving device 501 drives the fourth connecting plate 506 to move, so that the two clamping jaws 502 capture the workpiece. Next, the lifting driving device 101 drives the lifting base 2 to move upwards along the height direction of the rack, and when the lifting base is moved to a predetermined position, the rotary table is driven to rotate by the rotation driving device 201, and the rotary frame 4 is driven to rotate around the rotation center of the rotary table, at this time, the clamping unit on the rotary frame drives the rotation synchronizing wheel 602 to rotate reversely under the rotation of the synchronous belt 603, so that the workpiece clamped by the clamping unit can rotate reversely around the central shaft of the clamping unit.

The rotatory unloading mechanism of this embodiment is through setting up the transmission between lift seat and swivel mount for press from both sides and get the unit and rotate simultaneously along with the swivel mount, can wind self center pin antiport, thereby make the finished piece at the in-process of rotatory unloading, realize the rotation of finished piece, and then can be suitable for the finished piece unloading that has positive and negative differentiation, have better commonality and the wide characteristics of application range.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a rotatory unloading mechanism which characterized in that: comprises a frame (1), a lifting seat (2), a turntable (3) and a rotating frame (4), wherein,

the lifting seat (2) is arranged on the rack (1) in a sliding manner, and the lifting seat (2) is driven to move in a reciprocating manner along the height direction of the rack (1);

the rotary table (3) is rotatably arranged on the lifting seat (2) and can move along with the movement of the lifting seat (2), and the rotary table (3) can rotate relative to the lifting seat (2) due to being driven;

the rotating frame (4) is fixedly connected to the rotary table (3), a plurality of clamping units (5) which are arranged at intervals are arranged on the rotating frame (4), and the clamping units (5) are provided with two clamping jaws (502) which can be close to each other to clamp a workpiece;

a transmission device (6) is arranged between the lifting seat (2) and the rotating frame (4), so that when each clamping unit (5) rotates along with the rotating frame (4), each clamping unit (5) bears the drive of the transmission device (6) and can rotate around the central shaft of the clamping unit in the reverse direction.

2. The rotary blanking mechanism of claim 1, wherein:

the transmission device (6) comprises a plurality of transmission units which correspond to the clamping units (5), the transmission units comprise fixed synchronizing wheels (601) arranged on the lifting seat (2), rotation synchronizing wheels (602) arranged on the rotating frame (4) in a rotating mode, and synchronous belts (603) wound on the fixed synchronizing wheels (601) and the rotation synchronizing wheels (602), and the synchronous belts (603) are meshed with the fixed synchronizing wheels (601) and the rotation synchronizing wheels (602) respectively.

3. The rotary blanking mechanism of claim 2, wherein:

the lifting seat (2) is provided with a connecting rod (403) penetrating through the rotating center of the rotary table (3), and the fixed synchronizing wheels (601) of the transmission units are sleeved on the connecting rod (403) and are arranged at intervals along the axial direction of the connecting rod (403).

4. The rotary blanking mechanism of claim 2, wherein:

the rotating frame (4) comprises a first connecting plate (401) connected with the rotating table (3) and second connecting plates (402) connected with the first connecting plate (401) and arranged at intervals, and the rotation synchronizing wheel (602) is rotatably arranged on the second connecting plates (402).

5. The rotary blanking mechanism of claim 4, wherein:

the second connecting plate (402) is provided with a plurality of rotating shafts (503) corresponding to the clamping units (5), and the autorotation synchronizing wheel (602) and the clamping units (5) are respectively arranged at two ends of the same rotating shaft (503).

6. The rotary blanking mechanism of claim 2, wherein:

and a tensioning wheel (404) for tensioning each synchronous belt (603) is arranged on the rotating frame (4).

7. The rotary blanking mechanism of claim 1, wherein:

the lifting driving device (101) is arranged on the rack (1), and the lifting seat (2) is connected to the power output end of the lifting driving device (101) so as to receive the driving of the lifting driving device (101) and move.

8. The rotary blanking mechanism of claim 7, wherein:

the lifting device is characterized in that a sliding rail (102) arranged in the height direction of the rack (1) is arranged on the rack (1), a sliding groove (103) in sliding fit with the sliding rail (102) is formed in the lifting seat (2) and corresponds to the sliding rail (102), and the sliding rail (102) is embedded in the sliding groove (103).

9. The rotary blanking mechanism of claim 1, wherein:

the lifting seat (2) is provided with a rotation driving device (201), and the rotary table (3) is connected to the power output end of the rotation driving device (201) so as to bear the driving of the rotation driving device (201) to rotate.

10. The rotary blanking mechanism of any one of claims 1 to 9, wherein:

the clamping unit (5) comprises a linear driving device (501), and the power output end of the linear driving device (501) is connected with at least one clamping jaw (502).