Box cover feeding and clamping mechanism

Abstract

The utility model relates to a box cover feeding and clamping mechanism, and relates to the technical field of transformer assembly, the box cover feeding and clamping mechanism comprises symmetrically arranged supports, a cross beam sliding in the horizontal direction is slidably arranged on the supports, and a first driving part driving the cross beam to slide is fixedly arranged on the supports; a sliding block sliding in the horizontal direction is arranged on the cross beam in a sliding mode, a second driving piece driving the sliding block to slide is fixedly arranged on the cross beam, a vertical rod sliding in the vertical direction is arranged on the sliding block in a sliding mode, and a third driving piece driving the vertical rod to slide is fixedly arranged on the sliding block. A plurality of bearing rods are fixedly arranged on the outer edge of the lower end of the vertical rod, a fixing plate is fixedly arranged at the lower ends of the bearing rods jointly, a plurality of guide plates are fixedly arranged on the periphery of the fixing plate, clamping claws are arranged on the guide plates in a sliding mode, and a control assembly for driving the clamping claws to slide in a reciprocating mode in the direction close to the axis of the vertical rod is fixedly arranged above the fixing plate. According to the box cover clamping device, the multiple clamping jaws are used for clamping one box cover together, and the possibility of loosening or falling off in the follow-up moving process is reduced.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of transformer processing, and in particular to a box cover feeding and clamping mechanism. BACKGROUND

[0002] As a core device in the power system, oil-immersed transformers play a crucial role in voltage transformation, power transmission and distribution. Based on the principle of electromagnetic induction, it can convert voltage levels to meet the specific needs of various power equipment and power loads. With its excellent insulation performance, high-efficiency heat dissipation and stable operation performance, oil-immersed transformers have been widely used in power systems.

[0003] From the technical structure, the oil-immersed transformer mainly includes the core, the box, the box cover, the high-voltage porcelain bottle and the low-voltage porcelain bottle and other key components. The core, as the magnetic circuit core of the transformer, is made of high-quality silicon steel sheets and has high permeability and low loss characteristics, which can effectively reduce eddy current loss and hysteresis loss. The box and the box cover constitute the solid shell of the transformer, which not only provides necessary protection, but also ensures the insulation and heat dissipation performance inside. The high-voltage porcelain bottle and the low-voltage porcelain bottle are responsible for the lead-out of the high-voltage winding and the low-voltage winding respectively. In addition, the insulating oil filled in the transformer plays an important role in insulation, heat dissipation and arc extinction.

[0004] However, in the assembly process of the oil-immersed transformer, the movement and positioning of the box cover is a key link. In the traditional method, workers usually use gantry cranes and other lifting equipment to move the box cover from the storage table to the assembly table above. However, it is worth noting that the clamping structure on the gantry crane, such as hooks or pneumatic suction cups, has the risk of unstable clamping, which may cause the box cover to loosen or even fall during movement, thereby causing safety hazards. CONTENT OF THE UTILITY MODEL

[0005] The purpose of the present application is to provide a box cover feeding and clamping mechanism to solve the problem of safety hazards caused by the possible loosening or falling of the box cover during movement in the related art.

[0006] The box cover feeding and clamping mechanism provided by the present application adopts the following technical solution:

[0007] The utility model provides a box cover feeding clamping mechanism, including the support of symmetrical arrangement, the horizontal direction sliding of slidingly arranged beam on the support, the first drive member of fixedly arranged with the sliding of beam, the horizontal direction sliding of slidingly arranged sliding block on the beam, the second drive member of fixedly arranged with the sliding of sliding block, the vertical direction sliding of slidingly arranged vertical rod on the sliding block, the third drive member of fixedly arranged with the sliding of vertical rod, the outer edge of vertical rod lower end part is fixedly arranged with a plurality of receiving rods, the lower end part of a plurality of receiving rods is fixedly arranged with fixed plate, the outer circle of fixed plate is evenly fixedly arranged with a plurality of guide plates along the horizontal direction, the clamping claw of slidingly arranged on the guide plate, the control assembly of fixedly arranged above fixed plate with the reciprocating sliding of clamping claw to the direction close to vertical rod axis.

[0008] Through adopting the above technical scheme, in the operation process of the box cover feeding mechanism, the fixed plate is first moved to the upper side of the box cover placing table along with the vertical rod, then the control assembly is started to move the plurality of clamping claws to the direction close to the vertical rod (tighten), thereby clamping the box cover, finally the clamped box cover is moved to the assembling table, and the control assembly is reversely operated to move the three clamping claws to the direction away from the vertical rod (loosen), thereby placing the box cover on the assembling table, and the above process is repeated to realize the clamping and feeding of the box cover; due to the cooperation of the control assembly and the clamping claw, the plurality of clamping claws are used to clamp one box cover, thereby reducing the possibility of loosening or falling in the subsequent moving process and improving the safety performance in the box cover feeding process.

[0009] Optionally, the clamping claw comprises a clamping plate and a clamping rod fixedly arranged on the clamping plate, the lower end of the clamping rod is fixedly arranged with a bending plate bent to the direction close to the vertical rod, the guide rail is fixedly arranged on the guide plate along the length direction of the guide plate, and the guide slot is arranged on the side of the clamping plate away from the clamping rod and slidably matched with the guide rail.

[0010] Through adopting the above technical scheme, when the clamping claw and the guide plate are assembled, the guide rail on the guide plate is slidably arranged in the guide slot on the clamping claw, thereby improving the stability of the clamping claw in the sliding process.

[0011] Optionally, the clamping plate is fixedly arranged with a reinforcing rib plate on both sides of the clamping rod, and one side of the reinforcing rib plate is fixedly connected with the side surface of the clamping rod.

[0012] Through adopting the above technical scheme, due to the arrangement of the reinforcing rib plate, the reinforcing rib plate is fixedly connected with the clamping plate and the clamping rod, thereby improving the assembly stability of the clamping plate and the clamping rod.

[0013] Optionally, the guide plate is fixedly arranged with a limiting plate at both ends of the guide rail.

[0014] By adopting the technical scheme, the two limiting plates are fixed at the two ends of the guide slide rail to limit the sliding stroke of the clamping plate, thereby preventing the clamping plate from sliding out of the guide slide rail in a natural state.

[0015] Optionally, the control assembly comprises a rotary air cylinder fixed to the lower end of the vertical rod in the horizontal direction, and a transmission member above the fixed plate, the transmission member being used to connect the rotary air cylinder and the clamping plate, and the rotary air cylinder driving the clamping plate to reciprocate through the transmission member when the rotary air cylinder rotates.

[0016] By adopting the technical scheme, when the rotary air cylinder rotates, the clamping plates can be driven to reciprocate synchronously through the transmission member, thereby achieving the clamping and releasing control of the clamping jaw on the box cover.

[0017] Optionally, the transmission member comprises a transmission plate fixed coaxially with the output shaft of the rotary air cylinder, and a plurality of connecting rods fixed to the outer periphery of the transmission plate and having the same number as the guide plates, the clamping plate being fixed with an extension rod along the length direction of the guide plate, the end of the extension rod away from the clamping plate being hingedly connected with a transmission rod, and the other end of the transmission rod being hingedly connected with the end of the connecting rod.

[0018] By adopting the technical scheme, when the rotary air cylinder rotates, the transmission plate is driven to rotate synchronously, and the connecting rods are controlled to reciprocate along the length direction of the connecting rods through the connecting rod structure of the connecting rods and the transmission rods, thereby achieving the reciprocating sliding of the clamping jaw.

[0019] Optionally, the fixed plate is provided with a fixed recess on the side away from the vertical rod, the fixed recess being used for inserting the end of the guide plate, the bottom side of the fixed recess being provided with a fixed through hole, the guide plate being provided with a fixed screw hole coinciding with the fixed through hole, and the fixed plate being provided above the fixed through hole with a fixed bolt screwed into the fixed screw hole.

[0020] By adopting the technical scheme, during the assembly of the fixed plate and the guide plate, one end of the guide plate is installed in the fixed recess on the fixed plate in advance, the fixed through hole is made to coincide with the fixed screw hole, and then the fixed bolt is screwed into the fixed screw hole through the fixed through hole.

[0021] Optionally, the first driving member, the second driving member and the third driving member are linear motors.

[0022] By adopting the technical scheme, during the operation of the first driving member, the second driving member and the third driving member, the linear motor has a fast dynamic response speed, can reach a predetermined motion state in a short time, and meets the requirements of high speed and high precision motion control.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. Due to the matching arrangement of the control assembly and the clamping jaw, multiple clamping jaws are used to clamp a box cover together, which reduces the possibility of loosening or falling off during subsequent movement, and improves the safety performance of the box cover during feeding. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0026] Figure 1 is a schematic diagram of the overall structure of the embodiment of the present application;

[0027] Figure 2 is a schematic diagram of the local structure of the embodiment of the present application embodying the installation distribution of the clamping jaw;

[0028] Figure 3 is a schematic diagram of the local structure of the embodiment of the present application embodying the installation and matching of the clamping jaw and the control assembly;

[0029] Figure 4 is a schematic diagram of the local structure of the embodiment of the present application embodying the installation and matching of the clamping plate;

[0030] Figure 5 is a schematic diagram of the local structure of the embodiment of the present application embodying the installation and matching of the guide plate and the fixed plate.

[0031] In the figure, 1, support; 11, first driving member; 2, cross beam; 21, second driving member; 22, sliding block; 23, third driving member; 3, vertical rod; 31, receiving rod; 32, fixed plate; 321, fixed recess; 322, fixed through hole; 33, guide plate; 331, guide rail; 332, limiting plate; 333, fixed screw hole; 34, fixed bolt; 4, clamping jaw; 41, clamping plate; 411, reinforcing rib plate; 412, guide sliding groove; 42, clamping rod; 43, bent plate; 44, extension rod; 5, control assembly; 51, rotary cylinder; 52, transmission member; 521, transmission plate; 522, connecting rod; 523, transmission rod. DETAILED DESCRIPTION

[0032] The present application will be further described in detail below in combination with all the drawings.

[0033] Embodiment:

[0034] Reference Figure 1 and Figure 2The utility model provides a box cover feeding clamping mechanism, the support 1 of symmetrical arrangement is provided with the crossbeam 2 of horizontal direction sliding on the slide of support 1, is fixed with the first drive 11 of driving crossbeam 2 sliding, the slide of crossbeam 2 is provided with the sliding block 22 of horizontal direction sliding, is fixed with the second drive 21 of driving sliding block 22 sliding, the vertical rod 3 of vertical direction sliding is slid on the sliding block 22, is fixed with the third drive 23 of driving vertical rod 3 sliding,

[0035] The outer edge of the lower end of the vertical rod 3 is uniformly fixed with three receiving rods 31, the lower end of the three receiving rods 31 is commonly fixed with a fixed plate 32, the outer periphery of the fixed plate 32 is uniformly fixed with three guide plates 33 in the horizontal direction, and the clamping jaw 4 is slidably arranged on the guide plate 33, and the control assembly 5 is fixed above the fixed plate 32 to drive the clamping jaw 4 to reciprocally slide towards the axis of the vertical rod 3.

[0036] When the box cover needs to be clamped and fed, first, the fixed plate 32 is moved to the upper side of the box cover placing table along with the vertical rod 3, then the control assembly 5 is started to move the three clamping jaws 4 towards the vertical rod 3 (tighten), thereby clamping the box cover, finally, the clamped box cover is moved to the assembly table, and the control assembly 5 is operated in reverse to move the three clamping jaws 4 away from the vertical rod 3 (loosen), thereby achieving the clamping and feeding of the box cover.

[0037] Referring to Figure 2 The first drive 11, the second drive 21 and the third drive 23 are all linear motors, and the sliding directions of the three linear motors are perpendicular to each other; the linear motor has fast dynamic response speed and can reach the predetermined motion state in a short time, thereby meeting the high-speed and high-precision motion control requirements.

[0038] Referring to Figure 3 and Figure 4 The clamping jaw 4 comprises a clamping plate 41 and a clamping rod 42 fixed to the clamping plate 41 by screws, two reinforcing rib plates 411 are welded and fixed on the clamping plate 41 on both sides of the clamping rod 42, and one side of the reinforcing rib plate 411 is fixedly connected with the side surface of the clamping rod 42, thereby improving the connection stability of the clamping plate 41 and the clamping rod 42; and a bent plate 43 is fixed to the lower end of the clamping rod 42 and is bent towards the vertical rod 3.

[0039] A guide sliding rail 331 is fixed on the guide plate 33 along the length direction of the guide plate 33 by screws, and a guide sliding groove 412 is formed in the side of the clamping plate 41 away from the clamping rod 42 and is in sliding cooperation with the guide sliding rail 331, thereby achieving the sliding connection of the clamping jaw 4 and the guide plate 33; a limiting plate 332 is fixed on the guide plate 33 by screws and is located at both ends of the guide sliding rail 331, thereby preventing the clamping plate 41 from sliding out of the guide sliding rail 331 in the natural state.

[0040] Referring to Figure 5The fixed plate 32 is provided with a fixed recess 321 on the side away from the vertical rod 3, into which the end of the guide plate 33 is inserted, and the bottom side of the fixed recess 321 is provided with four fixed through holes 322, and the guide plate 33 is provided with fixed screw holes 333 coinciding with the fixed through holes 322, and the fixed plate 32 is provided with four fixed bolts 34 penetrating the fixed through holes 322 and screwed into the fixed screw holes 333, so as to improve the stability of the assembly of the fixed plate 32 and the guide plate 33.

[0041] With reference to Figure 4 The control assembly 5 comprises a rotary air cylinder 51 fixed to the lower end of the vertical rod 3 in the horizontal direction, and a transmission member 52 located above the fixed plate 32, wherein the transmission member 52 is used to connect the rotary air cylinder 51 and the clamping plate 41, and when the rotary air cylinder 51 rotates, the three clamping plates 41 can be driven to reciprocate synchronously through the transmission member 52.

[0042] With reference to Figure 4 And Figure 5 The transmission member 52 comprises a transmission plate 521 fixed coaxially with the output shaft of the rotary air cylinder 51 by a screw, and a plurality of connecting rods 522 integrally formed with the outer periphery of the transmission plate 521 and the same as the number of the guide plates 33, and the clamping plate 41 is provided with an extension rod 44 fixed along the length direction of the guide plate 33, that is, the extension rod 44 and the clamping plate 41 slide synchronously.

[0043] The end of the extension rod 44 away from the clamping plate 41 is hinged with a transmission rod 523, and the other end of the transmission rod 523 is hinged with the end of the connecting rod 522; when the rotary air cylinder 51 rotates, the transmission plate 521 is driven to rotate synchronously, and then the connecting rod 522 is controlled to reciprocate along the length direction thereof through the connecting rod structure of the connecting rod 522 and the transmission rod 523, so as to realize the reciprocating sliding of the clamping jaw 4.

[0044] The implementation principle of the embodiment is as follows:

[0045] During the operation of the box cover feeding mechanism, the fixed plate 32 is first moved to above the box cover placing table together with the vertical rod 3, then the control assembly 5 is started to move the three clamping jaws 4 towards the vertical rod 3 (tighten), so as to clamp the box cover, finally the clamped box cover is moved to the assembly table, and the control assembly 5 is reversed to move the three clamping jaws 4 away from the vertical rod 3 (loosen), so as to place the box cover on the assembly table, and the above process is repeated to realize the clamping and feeding of the box cover.

[0046] Unless otherwise defined, the terms used in the present application shall be understood as follows: the terms used in the present application should be understood as having the meanings commonly used by those skilled in the art to which the present application belongs, unless otherwise defined. The terms "first", "second", "third" and the like used in the present application do not represent any order, number or importance, but are only used to distinguish different components. The terms "one" or "a" and the like do not represent a quantity limitation, but represent the existence of at least one. The terms "including", "containing" and the like mean that the elements or objects before the terms "including" or "containing" cover the elements or objects listed after the terms "including" or "containing" and their equivalents, and do not exclude other elements or objects. The terms "upper", "lower", "left", "right" and the like only represent relative positional relationships, and when the absolute positions of the described objects are changed, the relative positional relationships may also be changed accordingly.

[0047] The embodiments of the present specific implementation are the preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same components are indicated by the same reference numerals. Therefore, any equivalent changes made according to the structure, shape and principle of the present application should be covered by the protection scope of the present application.

Claims

1. A box cover feeding and clamping mechanism, comprising symmetrically arranged supports (1), a horizontal beam (2) slidingly arranged on the supports (1) and sliding in a horizontal direction, a first driving member (11) fixedly arranged on the horizontal beam (2) and driving the horizontal beam (2) to slide, a sliding block (22) slidingly arranged on the horizontal beam (2) and sliding in a horizontal direction, a second driving member (21) fixedly arranged on the sliding block (22) and driving the sliding block (22) to slide, a vertical rod (3) slidingly arranged on the sliding block (22) and sliding in a vertical direction, and a third driving member (23) fixedly arranged on the vertical rod (3) and driving the vertical rod (3) to slide. characterized in that A plurality of receiving rods (31) are fixedly arranged on the outer edge of the lower end of the vertical rod (3), and a fixing plate (32) is fixedly arranged on the lower end of the plurality of receiving rods (31). A plurality of guide plates (33) are uniformly fixedly arranged on the outer periphery of the fixing plate (32) in a horizontal direction. A clamping claw (4) is slidingly arranged on the guide plate (33). A control assembly (5) is fixedly arranged above the fixing plate (32) and drives the clamping claw (4) to reciprocatingly slide towards the axis of the vertical rod (3).

2. The box cover feeding and clamping mechanism according to claim 1, characterized in that, The clamping claw (4) comprises a clamping plate (41) and a clamping rod (42) fixedly arranged on the clamping plate (41). The lower end of the clamping rod (42) is fixedly arranged with a bent plate (43) bent towards the vertical rod (3). A guide sliding rail (331) is fixedly arranged on the guide plate (33) in the length direction of the guide plate (33). A guide sliding groove (412) is formed on the side of the clamping plate (41) away from the clamping rod (42) and slidingly cooperates with the guide sliding rail (331).

3. The box cover feeding and clamping mechanism according to claim 2, characterized in that, A reinforcing rib plate (411) is fixedly arranged on the clamping plate (41) on both sides of the clamping rod (42) and fixedly connected with the side surface of the clamping rod (42).

4. The box cover feeding and clamping mechanism according to claim 2, wherein, A limiting plate (332) is fixedly arranged on the guide plate (33) at both ends of the guide sliding rail (331).

5. The box cover feeding and clamping mechanism according to claim 2, wherein, The control assembly (5) comprises a rotary air cylinder (51) fixedly arranged on the lower end of the vertical rod (3) in a horizontal direction and a transmission member (52) arranged above the fixing plate (32). The transmission member (52) is used for connecting the rotary air cylinder (51) and the clamping plate (41). When the rotary air cylinder (51) rotates, the clamping plate (41) is driven to reciprocatingly slide by the transmission member (52).

6. A box cover feeding and holding mechanism according to claim 5, wherein The transmission member (52) comprises a transmission plate (521) fixedly arranged on the output shaft of the rotary air cylinder (51), a plurality of connecting rods (522) fixedly arranged on the outer periphery of the transmission plate (521) and having the same number as the guide plates (33), an extension rod (44) fixedly arranged on the clamping plate (41) in the length direction of the guide plate (33), a transmission rod (523) hingedly arranged on the end of the extension rod (44) away from the clamping plate (41), and the other end of the transmission rod (523) is hingedly connected with the end of the connecting rod (522).

7. The box cover feeding and clamping mechanism according to claim 1, wherein, The fixed plate (32) is provided with a fixed recess (321) on the side away from the vertical pole (3) for inserting the end of a guide plate (33), the bottom side of the fixed recess (321) is provided with a fixed through hole (322), the guide plate (33) is provided with a fixed screw hole (333) coinciding with the fixed through hole (322), and the fixed plate (32) is provided above with a fixed bolt (34) penetrating through the fixed through hole (322) and then screwed into the fixed screw hole (333).

8. The box cover feeding and clamping mechanism according to claim 1, wherein, The first driving member (11), the second driving member (21) and the third driving member (23) are all linear motors.

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