CN211540070U - Elevator part welding tool - Google Patents

Abstract

The utility model belongs to the welding field specifically discloses an elevator part welding frock. The clamping device comprises a pressing piece, an upper limiting block, a positioning block and a lower limiting block, wherein the upper limiting block, the positioning block and the lower limiting block are sequentially arranged from top to bottom; the both sides in center post spacing groove all are equipped with the body of rod spacing groove, and the opening direction in center post spacing groove, body of rod spacing groove is the same with the opening direction of spacing piece down, compresses tightly the piece and makes spacing piece and last spacing piece be close to each other down. The utility model provides an elevator part welding frock can carry out the clamping to the part fast to reduce workman's work load.

Description

Elevator part welding tool

Technical Field

The utility model belongs to the welding field especially relates to an elevator part welding frock.

Background

The elevator comprises a plurality of metal parts, the metal parts are generally required to be disassembled into a plurality of parts to be formed respectively in the machining process, then installation is carried out, and welding is a common installation mode. As shown in fig. 1, for example, in order to facilitate molding of an elevator support seat, two metal plates, a central column and two metal rods are disassembled, and because there are many disassembled parts, a worker usually holds the metal plates or the metal rods and makes the metal plates or the metal rods approach to other parts when installing the elevator support seat, and then welds the elevator support seat by using the other hand, the worker needs to keep the state of holding the parts during welding, and also needs to avoid the central column from shifting or falling over, so that the operation difficulty is high, while some parts are suspended and the weight of the parts is high, and the workload of the worker is high.

SUMMERY OF THE UTILITY MODEL

The utility model provides an elevator part welding frock of clamping is carried out to the part fast to reduce workman's work load.

In order to achieve the above object, the basic scheme of the present invention is as follows: the welding tool for the elevator parts comprises a pressing piece, an upper limiting block, a positioning block and a lower limiting block, wherein the upper limiting block, the positioning block and the lower limiting block are sequentially arranged from top to bottom; the both sides in center post spacing groove all are equipped with the body of rod spacing groove, and the opening direction in center post spacing groove, body of rod spacing groove is the same with the opening direction of spacing piece down, compresses tightly the piece and makes spacing piece and last spacing piece be close to each other down.

The beneficial effect of this scheme does:

1. the metal sheet of part lower part can receive the limiting displacement of spacing block down, can not take place horizontal skew when the welding, and the position of the center post that the center post spacing groove can be located lower part metal sheet is restricted, it can press down last metal sheet on the center post to compress tightly the piece, thereby realize upper portion metal sheet, the location of center post and lower part metal sheet, further avoid going up the metal sheet, the skew takes place for center post and lower part metal sheet, and work as upper portion metal sheet, need not the manual work after center post and lower part metal sheet are compressed tightly and fix, reduce workman's work load.

2. The upper metal plate, the central column and the lower metal plate can rapidly slide into the upper limiting block, the central column limiting groove and the lower limiting block from the opening, so that the upper metal plate, the central column and the lower metal plate are rapidly positioned, and the installation and the disassembly are convenient.

Furthermore, a turntable and a driving piece for driving the turntable to rotate are arranged below the lower limiting block, and the lower limiting block is fixed with the turntable.

The beneficial effect of this scheme does: the turntable can drive the lower metal plate, the central column and the upper metal plate to rotate relative to a worker, so that the worker can conveniently clear redundant welding fluxes on the welded lower metal plate, the welded central column and the welded upper metal plate.

Further, the locating piece includes rotation portion and fixed part, and center post spacing groove is located the rotation portion, and the fixed part rotates with the rotation portion to be connected, and the carousel below rotates to be connected with the workstation, and the fixed part is fixed with the workstation.

The beneficial effect of this scheme does: the rotating part is attached to the center column, the center column can drive the rotating part to rotate when the turntable rotates, the rotating part rotates relative to the fixing part, the fixing part can support and limit the rotating part, and transverse deviation between the rotating part and the center column is avoided.

Furthermore, a pressing plate is horizontally arranged above the upper limiting block, the upper limiting block is fixed with the pressing plate, the pressing piece pushes the pressing plate downwards, and the pressing plate can rotate relative to the pressing piece.

The beneficial effect of this scheme does: the clamp plate can press the upper portion metal sheet downwards to press the upper portion metal sheet on the center post, compare with compressing tightly the direct and upper portion metal sheet contact of piece, the area of contact between clamp plate and the upper portion metal sheet is bigger, and unit area's pressure is less, effectively avoids the upper portion metal sheet to warp.

Furthermore, a supporting plate is horizontally fixed on the fixing part.

The beneficial effect of this scheme does: when redundant welding fluxes between the central column and the lower metal plate and between the central column and the upper metal plate are ground, the supporting plate can support the grinding device, and therefore the weight of workers is reduced.

Further, an arc-shaped groove is horizontally arranged on the supporting plate.

The beneficial effect of this scheme does: the arc-shaped groove can limit the polishing device, the polishing device is prevented from sliding, and the operation of workers is facilitated.

Further, the periphery of the turntable is provided with a cylindrical dust cover, an opening of the dust cover faces downwards, and the dust cover can vertically slide relative to the workbench.

The beneficial effect of this scheme does: the dust cover plays the effect that blocks to the toxic gas that welding produced or the piece that produces of polishing, avoids toxic gas and piece to be inhaled by the workman and causes the damage to workman's health.

Further, the pressing piece is located below the dust cover and used for pushing the dust cover upwards, and the pressing plate is connected with the top of the dust cover in a rotating mode.

The beneficial effect of this scheme does: the dust cover can be pushed by the pressing piece, manual pushing is not needed, and the workload of workers is reduced.

Further, the dust cover lateral wall includes from last roof, annular overhead gage, fixed plate and the lower baffle that sets up down, and the overhead gage rotates with roof and fixed plate to be connected, and lower baffle rotates with the fixed plate to be connected, is equipped with the connecting block between roof and the fixed plate, and the connecting block both ends are fixed respectively on roof and fixed plate, all are equipped with the through-hole that supplies the welding rod to pass on overhead gage and the lower baffle.

The beneficial effect of this scheme does: the solder can stretch into from the through-hole during welding to welding needs the splice, rotate the overhead gage and can make the solder rotate for waiting the splice with lower baffle, thereby weld different positions and can avoid the poisonous gas that the welding produced to spill over from the dust cover when the welding and be inhaled by the workman.

Further, the bottom of the workbench is connected with a dust removal pipe, and the upper end of the dust removal pipe is located between the dust cover and the rotary table.

The beneficial effect of this scheme does: can produce the piece when wearing and removing unnecessary solder, piece on carousel and the lower part metal sheet can fall to between carousel and the dust cover under centrifugal action when the carousel rotates to being discharged by the dust removal pipe, piling up too much piece in avoiding the dust excluding hood, causing adverse effect to placing and welding etc. of lower part metal sheet.

Drawings

FIG. 1 is a perspective view of a workpiece;

fig. 2 is a front longitudinal sectional view of embodiment 1 of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a schematic view of a state in which the metal rod is engaged with the rod body limiting groove in embodiment 1 of the present invention;

fig. 5 is a front longitudinal sectional view of embodiment 2 of the present invention;

fig. 6 is a sectional view taken along line B-B in fig. 5.

Detailed Description

The following is further detailed by the specific embodiments:

reference numerals in the drawings of the specification include: the dust removing device comprises a workbench 1, a driving piece 11, a dust removing pipe 12, a turntable 2, a convex block 3, a pressing plate 4, a second rotating shaft 41, a fixing part 5, a rotating part 51, a guide block 52, a supporting block 53, a central column limiting groove 54, a rod body limiting groove 55, a central column 6, a lower metal plate 61, an upper metal plate 62, a dust cover 7, an upper baffle plate 71, a fixing plate 72, a lower baffle plate 73, a bottom plate 74, a connecting block 75, a second clamping block 76, a through hole 77, a pressing piece 8 and a metal rod 9.

Example 1

Elevator part welding frock, as shown in fig. 2, including compressing tightly 8, the frame and from last clamp plate 4 that sets gradually down, go up spacing piece, the locating piece, spacing piece down, carousel 2 and workstation 1, the welding of 1 level of workstation is in the frame, carousel 2 is located workstation 1, the welding has first pivot and second pivot 41 respectively in 2 bottoms of carousel and the 4 tops of clamp plate, first pivot and second pivot 41 are vertical workstation 1 and the frame of running through respectively. A bearing is arranged between the first rotating shaft and the workbench 1, and the inner ring and the outer ring of the bearing are in interference fit with the rotating shaft and the workbench 1 respectively. A driving part 11 is fixed below the workbench 1 through bolts, the driving part 11 in the embodiment adopts a stepping motor, and an output shaft of the driving part 11 is connected with the lower end of a first rotating shaft through a coupler and used for driving the first rotating shaft and the rotating disc 2 to rotate.

Pressing member 8 is located second pivot 41 top and passes through the bolt fastening in the frame, and pressing member 8 in this embodiment adopts the hydraulic ram, and the push rod that presses member 8 has the sleeve towards the lower end welding of the push rod that presses member 8, and second pivot 41 upper end is located the sleeve, and second pivot 41 upper end and sleeve lower extreme all weld the anticreep piece, avoid second pivot 41 to drop from the sleeve lower extreme. Lower spacing piece welding is at 2 tops of carousel, and upper spacing piece welding is in 4 bottoms of clamp plate, as shown in fig. 3, and lower spacing piece and upper spacing piece are C shape, and the opening of upper spacing piece and lower spacing piece faces the right side, and is specific, and upper spacing piece and lower spacing piece are all including being three lug 3 that C shape distributes, and when practical application, upper spacing piece and lower spacing piece also can be the block that is C shape of a completion.

As shown in fig. 2, the positioning block includes a rotating portion 51 and a fixing portion 5, a supporting block 53 is vertically welded at the bottom of the fixing portion 5, the lower end of the supporting block 53 is welded on the workbench 1, the rotating portion 51 is located on the right side of the fixing portion 5, a center post limiting groove 54 with an opening facing the right is formed in the right wall of the rotating portion 51, so that the cross section of the rotating portion 51 along the horizontal direction is C-shaped, the center post limiting groove 54 is coaxial with the turntable 2 and the pressing plate 4, the fixing portion 5 is provided with an arc-shaped guide groove on the side wall facing the rotating portion 51, a guide block 52 is arranged in the guide groove. The right wall of the rotating part 51 is provided with a center post limiting groove 54 with an opening facing to the right, and the cross section of the center post limiting groove 54 along the horizontal direction is C-shaped.

As shown in fig. 4, two rod-body limiting grooves 55 are disposed on the fixing portion 5, the two rod-body limiting grooves 55 are C-shaped and have openings facing to the right, the two rod-body limiting grooves 55 are respectively disposed on the upper and lower sides of the central column limiting groove 54, and the left end of the rod-body limiting groove 55 is disposed on the left portion of the fixing portion 5. The top of the fixing part 5 and the supporting block 53 are horizontally welded with supporting plates, and arc-shaped grooves are formed in the upper surfaces of the supporting plates.

The specific working process of the elevator part welding tool in the embodiment is as follows:

as shown in fig. 2, initially, the pressure plate 4 is positioned above the fixing portion 5 by the pressing member 8. Then, the lower metal plate 61 is manually placed on the turntable 2, the lower metal plate 61 is pushed leftward, the left wall, the upper wall and the lower wall of the lower metal plate 61 are respectively abutted against the three bumps 3 on the turntable 2, and then the pressing member 8 is closed, so that the lower metal plate 61 is positioned.

Then, the center post 6 is vertically placed on the lower metal plate 61, the center post 6 abuts against the center post limiting groove 54, and the upper metal plate 62 is placed on the center post 6, and the upper metal plate 62 abuts against the three bumps 3 on the pressing plate 4. And then the push rod of the pressing piece 8 is controlled to extend out, the pressing plate 4 is pushed downwards, the upper metal plate 62 is pressed on the central column 6, the lower metal plate 61, the central column 6 and the upper metal plate 62 are fixed, a worker does not need to hold the central column 6 or the upper metal plate 62, and the workload of the worker is reduced. Then, the joint of the lower end of the center post 6 and the lower metal plate 61 and the joint of the center post 6 and the upper metal plate 62 are welded manually.

After the welding is finished, the driving part 11 is manually started to enable the grinding block to be in contact with the central column 6, the driving part 11 drives the turntable 2 to rotate, and the turntable 2 drives the lower metal plate 61, the central column 6, the rotating part 51 and the pressing plate 4 to rotate. Then holding a polishing device to polish the redundant solder, and placing the polishing device on the supporting plate at the upper side when polishing the solder positioned at the upper end of the central column 6; when the solder at the lower end of the central column 6 is ground, the grinding device is placed on the supporting plate at the lower side, and the weight of the grinding device borne by workers is reduced.

After polishing, the four metal rods 9 are manually clamped into the two rod body limiting grooves 55, the two ends of each metal rod 9 are respectively contacted with the upper metal plate 62 and the lower metal plate 61, the two metal rods 9 are placed into each rod body limiting groove 55, the two metal rods 9 are respectively positioned at the left end and the right end of each rod body limiting groove 55, then the metal rods 9 are welded with the contact positions of the upper metal plate 62 and the lower metal plate 61, and the workpieces are fixed. And manually starting the pressing piece 8 again and retracting the push rod of the pressing piece 8, pulling the pressing plate 4 upwards to enable the pressing plate 4 to release the upper metal plate 62, sliding the workpiece rightwards to take out the workpiece, and starting the welding of the next workpiece.

Example 2

On the basis of embodiment 1, as shown in fig. 6, a cylindrical dust cover 7 is disposed on the periphery of the turntable 2 in this embodiment, the dust cover 7 is made of a transparent material, specifically, the dust cover 7 in this embodiment is made of an acrylic material, as shown in fig. 5, an opening of the dust cover 7 faces downward, a side wall of the dust cover 7 includes a top plate, an annular upper baffle plate 71, a fixing plate 72, a lower baffle plate 73 and a bottom plate 74, annular grooves are disposed at the lower end of the top plate, the upper end and the lower end of the fixing plate 72 and the upper end of the bottom plate 74, two ends of the upper baffle plate 71 are respectively located in the grooves at the lower end of the top plate and the upper end of the fixing plate 72, two ends of the lower baffle plate 73 are respectively located in the grooves at the lower end of the fixing plate 72 and the upper end of the bottom plate 74, annular first fixture blocks are welded at two ends of the upper baffle plate 71 and the lower baffle plate 73, annular second fixture blocks 76 are welded at an opening 72, stable connection. The left side and the right side of the upper baffle plate 71 and the lower baffle plate 73 are both vertically provided with connecting blocks 75, one ends of the connecting blocks 75 are both welded on the fixing plate 72, and the other ends are respectively welded on the top of the top plate or the bottom plate 74. In this embodiment, a support plate is not provided, and a plurality of through holes 77 are circumferentially provided in the upper shield 71 and the lower shield 73, through which a welding rod can pass during welding, and through which the head of the polishing device can pass during polishing. The upper end of the second rotating shaft 41 penetrates through the dust cover 7, two pressing blocks are welded to the second rotating shaft 41 along the circumferential direction, and the two pressing blocks are located on two sides of the dust cover 7 respectively.

The workbench 1 is provided with a dust removal pipe 12, the upper end of the dust removal pipe 12 penetrates through the workbench 1 and is glued with the workbench 1, in addition, the turntable 2 in the embodiment is rectangular, and the upper end of the dust removal pipe 12 is positioned between the turntable 2 and the side wall of the bottom plate 74.

When the elevator part welding tool in the embodiment is used, the pressing piece 8 is controlled to pull the pressing plate 4 upwards, initially, the second rotating shaft 41 slides upwards relative to the dust cover 7, then the dust cover 7 is driven to slide upwards, the bottom of the dust cover 7 moves to the upper side of the fixing portion 5, and then the pressing piece 8 is closed.

When the presser member 8 pushes the presser plate 4 downward, the presser plate 4 presses the upper metal plate 62, and at the same time, the presser block presses the dust cover 7 against the table 1. During welding, the welding rod extends into from the through hole 77 for welding, and during polishing, the head of the polishing device extends into from the through hole 77 for polishing redundant welding flux. And during grinding, the dust removal pipe 12 is manually communicated with an inlet of an external dust remover, and chips formed by grinding in the dust cover 7 are discharged. And 2 when rotating, because carousel 2 is the rectangle, when carousel 2 rotates, four apex angle positions of carousel 2 and the distance of the center department of carousel are great, and four apex angle positions of carousel 2 can promote the piece during the rotation, make the piece to the one side motion that is close to dust cover 7, make things convenient for dust removal pipe 12 to inhale. Otherwise, the other operations in the present embodiment are the same as those in embodiment 1.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the present invention and the practicability of the patent. The technology, shape and construction parts which are not described in the present invention are all known technology.

Claims (10)

1. The welding tool for the elevator parts is characterized by comprising a pressing piece, an upper limiting block, a positioning block and a lower limiting block, wherein the upper limiting block, the positioning block and the lower limiting block are sequentially arranged from top to bottom; the two sides of the central column limiting groove are provided with rod body limiting grooves, the opening directions of the central column limiting groove and the rod body limiting grooves are the same as the opening direction of the lower limiting block, and the compressing piece enables the lower limiting block and the upper limiting block to be close to each other.

2. The elevator part welding tool according to claim 1, wherein a turntable and a driving piece for driving the turntable to rotate are arranged below the lower limiting block, and the lower limiting block is fixed with the turntable.

3. The elevator part welding tool according to claim 2, wherein the positioning block comprises a rotating portion and a fixing portion, the central column limiting groove is located on the rotating portion, the fixing portion is rotatably connected with the rotating portion, a workbench is rotatably connected below the turntable, and the fixing portion is fixed to the workbench.

4. The elevator part welding tool according to claim 3, wherein a pressing plate is horizontally arranged above the upper limiting block, the upper limiting block is fixed with the pressing plate, the pressing piece pushes the pressing plate downwards, and the pressing plate can rotate relative to the pressing piece.

5. The elevator part welding tool according to claim 4, wherein a support plate is horizontally fixed on the fixing portion.

6. The elevator part welding tool according to claim 5, wherein an arc-shaped groove is horizontally formed in the supporting plate.

7. The elevator part welding tool according to claim 4 or 6, wherein a cylindrical dust cover is arranged on the periphery of the rotary table, an opening of the dust cover faces downwards, and the dust cover can vertically slide relative to the workbench.

8. The elevator part welding tool according to claim 7, wherein the pressing piece is located below the dust cover and used for pushing the dust cover upwards, and the pressing plate is rotatably connected with the top of the dust cover.

9. The elevator part welding tool according to claim 8, wherein the dust cover side wall comprises a top plate, an annular upper baffle plate, a fixed plate and a lower baffle plate which are arranged from top to bottom, the upper baffle plate is rotatably connected with the top plate and the fixed plate, the lower baffle plate is rotatably connected with the fixed plate, a connecting block is arranged between the top plate and the fixed plate, two ends of the connecting block are respectively fixed on the top plate and the fixed plate, and through holes for welding rods to pass through are formed in the upper baffle plate and the lower baffle plate.

10. The elevator part welding tool according to claim 9, wherein a dust removal pipe is connected to the bottom of the workbench, and the upper end of the dust removal pipe is located between the dust cover and the turntable.

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