CN221473985U

CN221473985U - Double eccentric wheel mechanism and steel bar floor carrier plate welding equipment

Info

Publication number: CN221473985U
Application number: CN202323629570.0U
Authority: CN
Inventors: 陈振东; 请求不公布姓名
Original assignee: Jianke Intelligent Equipment Manufacturing Tianjin Co ltd
Current assignee: Jianke Intelligent Equipment Manufacturing Tianjin Co ltd
Priority date: 2023-12-29
Filing date: 2023-12-29
Publication date: 2024-08-06
Anticipated expiration: 2033-12-29

Abstract

The utility model belongs to the technical field of manufacturing of reinforced building carrier plates, and discloses a double eccentric wheel mechanism and reinforced building carrier plate welding equipment, wherein the double eccentric wheel mechanism comprises an eccentric wheel assembly, the eccentric wheel assembly comprises an eccentric sleeve, the eccentric sleeve is arranged on a main shaft, a transmission box is sleeved on the eccentric sleeve, a first end of a first connecting piece is connected with the transmission box, and a second end of the first connecting piece is connected with a first device; the eccentric disc assembly comprises an eccentric disc, the eccentric disc is arranged on the main shaft, the shaft block is arranged on the eccentric disc, the first end of the second connecting piece is connected with the shaft block in a switching way, and the second end of the second connecting piece is connected with the second device; when the second end of the first connecting piece rises or falls, the second end of the second connecting piece moves horizontally away from or near the main shaft. The reinforced concrete floor carrier plate welding equipment comprises the double eccentric wheel mechanism, so that the traditional cylinder driving is replaced through mechanical transmission, the polluted air is avoided, the noise is reduced, and one main shaft drives the lifting and horizontal cooperative action at the same time, so that the cost can be saved.

Description

Double eccentric wheel mechanism and steel bar floor carrier plate welding equipment

Technical Field

The utility model relates to the technical field of manufacturing of reinforced floor support plates, in particular to a double eccentric wheel mechanism and reinforced floor support plate welding equipment.

Background

The existing reinforced concrete floor carrier plates are welded in two ways, one way is usually manually aligned and welded one by one, and a galvanized plate and a reinforced concrete truss are manually stepped in the welding process, so that the cost of the way is high, and the production efficiency is low; the other mode adopts special reinforcing steel bar floor support plate welding equipment to weld the two, a stepping mechanism used for welding an upper electrode mechanism and conveying a galvanized plate to advance is arranged in the reinforcing steel bar floor support plate welding equipment, the upper electrode mechanism is required to descend for welding after the stepping mechanism is conveyed in place, and in the process of backing back of the stepping mechanism, the upper electrode mechanism is required to ascend away from the galvanized plate; in the prior art, the process of driving the upper electrode mechanism to lift and driving the stepping mechanism to advance and retreat is completed by adopting different air cylinders, so that more air cylinders are used, and the air cylinders are attached to the air compressor, so that the air is polluted, the noise is high, and the use cost is high; the problems of gas leakage, unstable action and the like can also occur in the working process of the air cylinder, and the use of the air cylinder is greatly influenced by environmental factors.

Disclosure of utility model

The utility model aims to provide a double eccentric wheel mechanism and steel bar floor support plate welding equipment, wherein a main shaft can drive the lifting of an upper electrode mechanism and the advancing and retreating of a stepping mechanism, so that the noise is reduced, the cost is saved, and the driving is stable.

To achieve the purpose, the utility model adopts the following technical scheme:

A dual eccentric mechanism comprising:

the main shaft is rotationally connected to the frame;

The eccentric wheel assembly comprises an eccentric sleeve, a transmission box and a first connecting piece, wherein the eccentric sleeve is arranged on the main shaft, the transmission box is sleeved on the outer side of the eccentric sleeve and is rotationally connected with the eccentric sleeve, the first end of the first connecting piece is connected with the transmission box, and the second end of the first connecting piece is used for being connected with a first device;

The eccentric disc assembly comprises an eccentric disc, a shaft block and a second connecting piece, wherein the eccentric disc is arranged on the main shaft, the shaft block is arranged on the eccentric disc and is spaced from the main shaft, the first end of the second connecting piece is connected with the shaft block in a switching mode, and the second end of the second connecting piece is used for being connected with a second device;

when the second end of the first connecting piece ascends or descends, the second end of the second connecting piece moves horizontally away from or close to the main shaft.

Preferably, the eccentric wheel assembly and the eccentric disc assembly are respectively provided with two groups, the two groups of eccentric disc assemblies are respectively arranged at the end part of the main shaft, and the two groups of eccentric wheel assemblies are arranged at intervals between the two groups of eccentric disc assemblies.

Preferably, the eccentric sleeve is provided with a first key groove, and the main shaft is provided with a second key groove matched with the first key groove.

Preferably, the eccentric disc comprises a first disc portion and a second disc portion which are connected with each other, the main shaft is connected with the first disc portion, the second disc portion extends away from the main shaft, the shaft block is movably arranged on the second disc portion along the direction close to or away from the main shaft, and an adjusting locking piece is arranged on the second disc portion to adjust and fix the shaft block.

Preferably, the second disk portion is provided with a sliding groove, and the shaft block is slidably connected to the sliding groove.

Preferably, the adjusting locking member comprises a pressing cover, an adjusting bolt and a pressing block, the pressing cover is arranged at the end part of the sliding groove, which is far away from the main shaft, the shaft block is provided with a long screw hole, the adjusting bolt rotates to penetrate through the pressing cover and is in threaded connection with the shaft block, and the pressing block is arranged on the pressing cover so as to prevent the adjusting bolt from being separated from the pressing cover.

Preferably, the device further comprises a bearing seat assembly, wherein the two groups of bearing seat assemblies are arranged on the frame at intervals, and the main shaft is connected to the bearing seat assemblies in a switching mode.

Preferably, the bearing seat assembly comprises a bearing side seat, the bearing side seat is connected with the frame, two first bearings are arranged in the bearing side seat at intervals, a small spacer is arranged between the two first bearings, a large spacer is sleeved on the outer side of the small spacer, and the main shaft penetrates through the first bearings and the small spacer.

Preferably, a driving part is further provided, and an output end of the driving part is connected with the main shaft to drive the main shaft to rotate.

Still provide a reinforcing bar building carrier plate welding equipment, including last electrode mechanism and step mechanism, reinforcing bar building carrier plate welding equipment still includes as above two eccentric wheel mechanisms, the second end of first connecting piece is connected go up electrode mechanism, the second end of second connecting piece is connected step mechanism.

The utility model has the beneficial effects that:

The traditional cylinder driving is replaced by mechanical transmission of the main shaft, the eccentric sleeve, the eccentric disc, the first connecting piece and the second connecting piece, so that air pollution can be avoided, noise is reduced, the restriction of environmental factors when the cylinder is applied is reduced by using mechanical transmission, and the driving is more stable; on the basis, the main shaft can drive the lifting motion of the first device and the horizontal movement of the second device to cooperatively act, so that the cost can be saved.

Drawings

FIG. 1 is a schematic diagram of a dual eccentric wheel mechanism of the present utility model;

FIG. 2 is a cross-sectional view of the dual eccentric mechanism of the present utility model;

FIG. 3 is a schematic view of a spindle in accordance with the present utility model;

FIG. 4 is a cross-sectional view of the eccentric assembly of the present utility model;

FIG. 5 is a schematic view of an eccentric sleeve in accordance with the present utility model;

FIG. 6 is a cross-sectional view of an eccentric disc assembly of the present utility model;

FIG. 7 is a top view of the eccentric disc assembly of the present utility model;

FIG. 8 is a schematic view of an eccentric disc of the present utility model;

fig. 9 is a cross-sectional view of a bearing housing assembly according to the present utility model.

In the figure:

1. a main shaft; 11. a gear; 12. a second keyway; 13. a fourth keyway;

2. An eccentric wheel assembly; 21. an eccentric sleeve; 211. a first keyway; 22. a transmission box; 221. a jack; 23. a first connector; 24. a second end cap; 25. a second bearing;

3. an eccentric disc assembly; 31. an eccentric disc; 311. a through hole; 312. a third keyway; 32. a shaft block; 33. a second connector; 34. a sliding groove; 35. adjusting the locking member; 351. a gland; 352. briquetting; 353. an adjusting bolt; 36. a rotating shaft;

4. A bearing block assembly; 41. a bearing side seat; 42. a first bearing; 43. a small spacer bush; 44. a large spacer bush; 45. a first end cap;

10. a frame; 20. a driving part.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 to 9, the present application provides a double eccentric wheel mechanism, which comprises a main shaft 1, an eccentric wheel assembly 2 and an eccentric disc assembly 3, wherein the main shaft 1 is rotatably arranged on a frame 10; the eccentric wheel assembly 2 comprises an eccentric sleeve 21, a transmission box 22 and a first connecting piece 23, wherein the eccentric sleeve 21 is arranged on the main shaft 1, the transmission box 22 is sleeved on the outer side of the eccentric sleeve 21 and is rotationally connected with the eccentric sleeve 21, the first end of the first connecting piece 23 is connected with the transmission box 22, and the second end of the first connecting piece 23 is connected with the first device; the eccentric disc assembly 3 comprises an eccentric disc 31, a shaft block 32 and a second connecting piece 33, wherein the eccentric disc 31 is arranged on the main shaft 1, the shaft block 32 is arranged on the eccentric disc 31 and is spaced from the main shaft 1, the first end of the second connecting piece 33 is connected with the shaft block 32 in a switching way, and the second end of the second connecting piece 33 is connected with a second device; the second end of the second link 33 moves horizontally away from or toward the main shaft 1 when the second end of the first link 23 is raised or lowered.

With the structure, the mechanical transmission of the main shaft 1, the eccentric sleeve 21, the eccentric disc 31, the first connecting piece 23 and the second connecting piece 33 replaces the traditional cylinder driving, so that air pollution can be avoided, noise is reduced, the restriction of environmental factors when the cylinder is applied is reduced by using the mechanical transmission, and the driving is more stable; on the basis, the main shaft 1 can drive the lifting motion of the first device and the horizontal movement of the second device to cooperatively act, so that the cost can be saved.

As shown in fig. 2 and 9, in the present embodiment, the double eccentric mechanism is provided with bearing seat assemblies 4, two sets of bearing seat assemblies 4 are arranged on the frame 10 at intervals, and the main shaft 1 is rotatably connected to the two sets of bearing seat assemblies 4; the main shaft 1 is rotated more stably by adopting two groups of bearing seat assemblies 4. Further, each bearing seat assembly 4 comprises a bearing side seat 41, the bearing side seats 41 are connected to the frame 10, two first bearings 42 are arranged in the bearing side seats 41 at intervals, a small spacer 43 is arranged between the two first bearings 42, a large spacer 44 is sleeved on the outer side of the small spacer 43, and the main shaft 1 is penetrated by the first bearings 42 and the small spacer 43 so as to enable the main shaft 1 to normally rotate. And by arranging the small spacer bush 43 and the large spacer bush 44, lubricating oil can be conveniently added in later use. In order to prevent the first bearing 42 from falling off, the bearing side seat 41 is further provided with a first end cap 45.

As shown in fig. 1 and 2, in order to drive the spindle 1 to rotate, the double eccentric mechanism is further provided with a driving part 20, and an output end of the driving part 20 is connected to the spindle 1 so as to be capable of driving the spindle 1 to rotate. Illustratively, the driving part 20 adopts a motor, the main shaft 1 is provided with a gear 11, and the output end of the motor is connected with the gear 11 through a chain for driving; or a belt pulley can be arranged on the main shaft 1, and the output end of the motor is connected with the belt pulley through a transmission belt for driving; it will be appreciated that the driving portion 20 may take other forms, and is not particularly limited.

In this embodiment, in order to ensure stability of driving the first device and the second device, the eccentric wheel assemblies 2 and the eccentric disc assemblies 3 are respectively provided with two groups, the two groups of eccentric disc assemblies 3 are respectively provided at the end of the spindle 1, and the two groups of eccentric wheel assemblies 2 are arranged between the two groups of eccentric disc assemblies 3 at intervals, so that force is uniformly applied to the first device and the second device during driving.

As shown in fig. 3 to 5, in the present embodiment, the eccentric sleeve 21 is provided with a first key slot 211, and the position on the spindle 1 corresponding to the eccentric sleeve 21 is provided with a second key slot 12 matching with the first key slot 211, and the eccentric sleeve 21 and the spindle 1 are fixedly connected by a first positioning key inserted into the first key slot 211 and the second key slot 12, so that the eccentric sleeve 21 can rotate along with the spindle 1. The transmission box 22 is arranged outside the eccentric sleeve 21 through the second bearing 25, so that the transmission box 22 is driven to do lifting motion through the rotation of the eccentric sleeve 21, and the transmission box 22 is provided with a jack 221 for inserting the first connecting piece 23. In this embodiment, the transmission case 22 is a bearing bush case, and the first connecting member 23 is a straight connecting rod. It should be noted that, in order to prevent the second bearing 25 from falling off, the eccentric assembly 2 further includes a second end cap 24.

As shown in fig. 6 to 8, the eccentric disc 31 includes a first disc portion for connection with the spindle 1 and a second disc portion extending in a direction away from the spindle 1, which are connected to each other; the shaft block 32 is provided on the second disk portion, and the shaft block 32 is eccentric with the spindle 1 with a space therebetween. Specifically, the first disc portion is provided with a through hole 311, a third key groove 312 is provided in the through hole 311, a fourth key groove 13 is provided at a position of the spindle 1 corresponding to the second disc portion, and the third key groove 312 and the fourth key groove 13 are connected by a second positioning key, so that the eccentric disc 31 rotates along with the spindle 1. In this embodiment, for convenience of manufacture, the first disc portion and the second disc portion are integrally formed. In order to adjust the moving distance of the second device, the shaft block 32 can be movably arranged on the second disc part along the direction approaching to or separating from the main shaft 1, and the adjusting locking member 35 is arranged on the second disc part, so that the shaft block 32 can be fixed after moving in place. More specifically, the second disk portion is provided with a slide groove 34 in a direction approaching or separating from the spindle 1, and the shaft block 32 is slidably received in the slide groove 34. The adjusting locking piece 35 comprises a pressing cover 351, the pressing cover 351 is arranged at the end part of the sliding groove 34 far away from the main shaft 1, a long screw hole is formed in the shaft block 32, the adjusting bolt 353 penetrates through the pressing cover 351 and is in threaded connection with the long screw hole of the shaft block 32, a pressing block 352 is fixed on the pressing cover 351, a limiting cavity is formed in the pressing block 352, a limiting part is arranged in the middle of the adjusting bolt 353, and the limiting part is arranged in the limiting cavity, so that the adjusting bolt 353 can rotate between the pressing cover 351 and the pressing block 352 to prevent the adjusting bolt 353 from separating from the pressing cover 351, and therefore the reciprocating distance of a second device is indirectly changed by screwing the adjusting bolt 353 to adjust the distance between the shaft block 32 and the main shaft 1, and different types of steel bar trusses can be fed; while for ease of adjustment, the end of the adjusting bolt 353 remote from the shaft block 32 is threaded through the press block 352. The shaft block 32 is provided with a rotating shaft 36 protruding from the sliding groove 34, and the first end of the second connecting piece 33 is connected to the rotating shaft 36 in a switching manner. Illustratively, the second connector 33 is a straight link and the adjustment bolt 353 is a lathe carriage bolt.

The application also provides a steel bar floor carrier plate welding device, which comprises an upper electrode mechanism, a stepping mechanism and the double eccentric wheel mechanism, wherein the second end of the first connecting piece 23 is connected with the upper electrode mechanism, and the second end of the second connecting piece 33 is connected with the stepping mechanism, so that when the main shaft 1 is driven to rotate, the upper electrode mechanism is driven to lift, and the stepping mechanism is driven to advance and retreat. Illustratively, taking the X direction in fig. 1 as the conveying direction of the galvanized sheet, the angles of the eccentric sleeve 21 and the eccentric disc 31 with respect to the axis of the spindle 1 can be predetermined by changing the positions of the first key groove 211, the second key groove 12, the third key groove 312, and the fourth key groove 13, enabling the spindle 1 to be rotated during rotation. The second end of the first connecting member 23 moves from the highest point to the lowest point, the second end of the second connecting member 33 approaches from the farthest end far away from the main shaft 1 to the nearest end near the main shaft, by changing the opening positions of the first key slot 211 and the third key slot 312 on the eccentric sleeve 21 and the eccentric disc 31, the second end of the second connecting member 33 has reached the nearest end when the second end of the first connecting member 23 approaches the lowest point, and the second end of the second connecting member 33 has reached the farthest end from the nearest end when the second end of the first connecting member 23 approaches the lowest point; similarly, when the second end of the first link 23 returns to the highest point, the second end of the second link 33 reaches the most distal end, which loops in turn. So that the upper electrode mechanism and the stepping mechanism can be driven simultaneously by adopting one main shaft 1.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Double eccentric wheel mechanism, its characterized in that includes:

the main shaft (1), the said main shaft (1) rotates and connects to the stander (10);

The eccentric wheel assembly (2) comprises an eccentric sleeve (21), a transmission box (22) and a first connecting piece (23), wherein the eccentric sleeve (21) is arranged on the main shaft (1), the transmission box (22) is sleeved on the outer side of the eccentric sleeve (21) and is rotationally connected with the eccentric sleeve (21), a first end of the first connecting piece (23) is connected with the transmission box (22), and a second end of the first connecting piece (23) is used for being connected with a first device;

The eccentric disc assembly (3) comprises an eccentric disc (31), a shaft block (32) and a second connecting piece (33), wherein the eccentric disc (31) is arranged on the main shaft (1), the shaft block (32) is arranged on the eccentric disc (31) and is spaced from the main shaft (1), a first end of the second connecting piece (33) is connected with the shaft block (32) in a switching mode, and a second end of the second connecting piece (33) is used for being connected with a second device;

When the second end of the first connecting piece (23) is lifted or lowered, the second end of the second connecting piece (33) moves horizontally away from or towards the main shaft (1).

2. The double eccentric mechanism according to claim 1, wherein the eccentric wheel assemblies (2) and the eccentric disc assemblies (3) are arranged in two groups, the two groups of eccentric disc assemblies (3) are respectively arranged at the end parts of the main shaft (1), and the two groups of eccentric wheel assemblies (2) are arranged at intervals between the two groups of eccentric disc assemblies (3).

3. Double eccentric mechanism according to claim 1, characterized in that the eccentric sleeve (21) is provided with a first keyway (211), and the spindle (1) is provided with a second keyway (12) cooperating with the first keyway (211).

4. Double eccentric mechanism according to claim 1, characterized in that the eccentric disc (31) comprises a first disc portion and a second disc portion which are connected with each other, the spindle (1) is connected to the first disc portion, the second disc portion extends away from the spindle (1), the axle block (32) is movably arranged on the second disc portion in a direction approaching or separating from the spindle (1), and an adjusting locking member (35) is arranged on the second disc portion to adjust and fix the axle block (32).

5. Double eccentric mechanism according to claim 4, characterized in that the second disc part is provided with a sliding groove (34), the axle block (32) sliding in the sliding groove (34).

6. The double eccentric mechanism according to claim 5, wherein the adjustment locker (35) comprises a gland (351), an adjustment bolt (353) and a pressing block (352), the gland (351) is arranged at the end of the sliding groove (34) far away from the main shaft (1), the shaft block (32) is provided with a long screw hole, the adjustment bolt (353) rotates to penetrate through the gland (351) and is in threaded connection with the shaft block (32), and the pressing block (352) is arranged on the gland (351) so as to prevent the adjustment bolt (353) from being separated from the gland (351).

7. The double eccentric mechanism according to claim 1, further comprising a bearing seat assembly (4), wherein two groups of bearing seat assemblies (4) are arranged on the frame (10) at intervals, and the main shaft (1) is connected to the bearing seat assemblies (4) in a switching mode.

8. The double eccentric mechanism according to claim 7, wherein the bearing seat assembly (4) comprises a bearing side seat (41), the bearing side seat (41) is connected with the frame (10), two first bearings (42) are arranged in the bearing side seat (41) at intervals, a small spacer (43) is arranged between the two first bearings (42), a large spacer (44) is sleeved outside the small spacer (43), and the main shaft (1) penetrates through the first bearings (42) and the small spacer (43).

9. Double eccentric mechanism according to any one of claims 1-8, further provided with a driving part (20), the output end of the driving part (20) being connected to the spindle (1) for driving the spindle (1) to rotate.

10. The welding equipment for the reinforced floor support plate comprises an upper electrode mechanism and a stepping mechanism, and is characterized by further comprising the double eccentric wheel mechanism according to any one of claims 1-9, wherein the second end of the first connecting piece (23) is connected with the upper electrode mechanism, and the second end of the second connecting piece (33) is connected with the stepping mechanism.