CN214641320U - Welding device with positioning mechanism for machining speed reducer - Google Patents

Abstract

The utility model relates to a welding equipment technical field is used in the speed reducer processing, specifically is a welding set with positioning mechanism is used in speed reducer processing, including the limiting mechanism, the limiting mechanism is including the supporting disk, and one side intermediate position of supporting disk rotates and is connected with first bevel gear, first bevel gear's edge position evenly meshes there is second bevel gear, every group second bevel gear's the equal welded fastening of intermediate position has first screw rod, and first screw rod rotates to be connected on the outer wall of supporting disk. The utility model discloses a set up and be connected with the meshing transmission between the second bevel gear, make four groups second bevel gear can rotate in step, orders about through the thread engagement between first screw rod and the thread bush for the thread bush drives the application of force piece and removes, and the effectual device that has ensured is convenient for make the stability when welding operation, avoids appearing the butt joint skew between the spare part to the fixed fastness of centre gripping between the single spare part.

Description

Welding device with positioning mechanism for machining speed reducer

Technical Field

The utility model relates to a welding equipment technical field is used in the speed reducer processing, specifically is a welding set with positioning mechanism is used in speed reducer processing.

Background

The speed reducer is an independent component consisting of a rigid shell, a gear transmission, a worm transmission and a gear and worm transmission, is usually used as a speed reduction transmission between a prime mover and a working machine, and has extremely wide application in modern machinery;

in the prior art, when the speed reducer is processed and produced, welding operation between parts is generally required, however, when the parts of the speed reducer in the prior art are welded, only a clamping device is generally adopted to apply force by extrusion from two sides so as to butt the parts, however, when clamping is performed, a single part is lack of positioning, so that the parts butted with each other are easy to deviate during actual welding, and welding stability is affected;

in addition, during welding, parts cannot rotate randomly to adjust positions, and convenience of parts of the speed reducer during welding is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a speed reducer processing is with welding set who has positioning mechanism to solve the speed reducer processing among the prior art who proposes in the above-mentioned background art and use spare part welding set, it is when using, to lack necessary location structure between the independent spare part, leads to spare part skew easily when the welding is docked, and can't overturn after the spare part centre gripping, influences the problem of welding operation convenience.

In order to achieve the above object, the utility model provides a following technical scheme: a welding device with a positioning mechanism for machining a speed reducer comprises a limiting mechanism, wherein the limiting mechanism comprises a supporting plate, a first bevel gear is rotatably connected to the middle position of one side of the supporting plate, second bevel gears are uniformly meshed with the edge position of the first bevel gear, a first screw is fixedly welded to the middle position of each second bevel gear, the first screw is rotatably connected to the outer wall of the supporting plate, a threaded sleeve is sleeved on the outer side of the first screw, threads assembled on the inner wall of the threaded sleeve are matched with threads assembled on the outer wall of the first screw, a force application block is fixedly welded on the outer wall of the threaded sleeve in the transverse direction, the limiting mechanisms are arranged in two groups, the two groups of limiting mechanisms are respectively arranged in a bilateral symmetry manner, a turnover mechanism is mounted on the other side of each supporting plate, and the turnover mechanism comprises a supporting outer sleeve, the utility model discloses a welding machine, including supporting outer sleeve, supporting mechanism, montant, support overcoat, support mechanism and support cover, the support overcoat is established on the outside intermediate position of supporting disk, support the overcoat with rotate between the supporting disk and connect, support the below of overcoat and install supporting mechanism, and supporting mechanism is including the montant, the montant is provided with two sets ofly altogether, and is two sets of the montant corresponds vertical the inserting respectively and establishes two sets of one side of supporting the overcoat, the montant with sliding connection, every group between the support overcoat the equal fixed welding in bottom of montant has the sliding seat, and two sets of run through between the sliding seat and insert and be equipped with the inserted bar, two sets of through inserted bar sliding connection between the sliding seat, one of them is a set of the top fixed mounting of sliding seat has the welding machine main part, and the positive block of welding machine main part has hand-held type electric welding head.

Preferably, the second bevel gears are arranged in four groups, and the four groups of second bevel gears are uniformly distributed on the outer side of the supporting disc in an equidistance surrounding manner.

Preferably, the shape of the force application block is cylindrical, and the outer side of the force application block is fixedly wrapped with a rubber pad.

Preferably, every group the equal symmetry form in the left and right sides of first screw rod is provided with the gag lever post, and gag lever post fixed mounting on the outer wall of supporting disk, the gag lever post runs through and inserts the inside of establishing at the thread bush, the gag lever post with sliding connection between the thread bush.

Preferably, the worm wheel is fixedly mounted in the middle of the outer side of the supporting disk, the worm is meshed with the outer side of the worm wheel, and the worm is rotatably connected to the outer wall of the supporting outer sleeve.

Preferably, the sleeve is fixedly welded on one side of the front face of the supporting outer sleeve, the second screw rod is vertically inserted into the sleeve, threads assembled on the outer wall of the second screw rod are matched with threads assembled on the inner wall of the sleeve, and the second screw rod is rotatably connected to the top of the sliding seat.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the first bevel gears and the second bevel gears are in meshed transmission connection, so that four groups of second bevel gears can synchronously rotate to drive the corresponding first screw rods to rotate, the threaded sleeves drive the force application blocks to move through threaded meshing drive between the first screw rods and the threaded sleeves, and clamping or supporting of the force application blocks is used, so that clamping and fixing firmness of the device for single parts is effectively guaranteed, stability during welding operation is facilitated, and butt joint deviation between the parts is avoided;

2. through setting up to rotate between support overcoat and the supporting disk and be connected for the device is when using, through the rotation supporting disk, can be so that the spare part of centre gripping above that rotates, thereby when making welding operation, can adjust the position of part in a flexible way, the effectual convenience that ensures welding operation, and through setting up the tooth meshing auto-lock between worm wheel and the worm, make after the part rotation regulation can the firm effectual sound construction stability when having ensured the device welding of automatic fixation.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic side view of the structure of the present invention;

FIG. 3 is a schematic side view of the structure of the present invention;

fig. 4 is an enlarged schematic view of a structure shown in fig. 3 according to the present invention.

In the figure: 100. a limiting mechanism; 110. a support disc; 120. a first bevel gear; 130. a second bevel gear; 140. a first screw; 150. a threaded sleeve; 160. a force application block; 170. a limiting rod; 200. a turnover mechanism; 210. a support jacket; 220. a worm gear; 230. a worm; 300. a support mechanism; 310. a vertical rod; 320. a sliding seat; 330. inserting a rod; 340. a sleeve; 350. a second screw; 410. a welding machine main body; 420. a hand-held welding head.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a welding device with a positioning mechanism for processing a speed reducer comprises a limiting mechanism 100, wherein the limiting mechanism 100 comprises a supporting plate 110, a first bevel gear 120 is rotatably connected to the middle position of one side of the supporting plate 110, second bevel gears 130 are uniformly meshed with the edge position of the first bevel gear 120, a first screw 140 is fixedly welded to the middle position of each second bevel gear 130, the first screw 140 is rotatably connected to the outer wall of the supporting plate 110, a threaded sleeve 150 is sleeved outside the first screw 140, threads assembled on the inner wall of the threaded sleeve 150 are matched with threads assembled on the outer wall of the first screw 140, force application blocks 160 are transversely and fixedly welded on the outer wall of the threaded sleeve 150, two groups of limiting mechanisms 100 are arranged, the two groups of limiting mechanisms 100 are respectively arranged in a left-right symmetrical mode, a turnover mechanism 200 is installed on the other side of each supporting plate 110, and the turnover mechanism 200 comprises a supporting outer sleeve 210, the supporting outer sleeve 210 is sleeved on the middle position of the outer side of the supporting plate 110, the supporting outer sleeve 210 is rotatably connected with the supporting plate 110, the supporting mechanism 300 is installed below the supporting outer sleeve 210, the supporting mechanism 300 comprises two groups of vertical rods 310, the two groups of vertical rods 310 are respectively and vertically inserted into one side of the two groups of supporting outer sleeves 210, the vertical rods 310 are slidably connected with the supporting outer sleeve 210, sliding seats 320 are fixedly welded at the bottom of each group of vertical rods 310, insertion rods 330 are inserted between the two groups of sliding seats 320 in a penetrating manner, the two groups of sliding seats 320 are slidably connected through the insertion rods 330, a welding machine main body 410 is fixedly installed at the top of one group of sliding seats 320, a handheld electric welding head 420 is clamped on the front surface of the welding machine main body 410, and the first bevel gear 120 and the second bevel gear 130 are in tooth meshing transmission, so that when the first bevel gear 120 rotates, the second bevel gear 130 meshed around the first bevel gear can synchronously rotate, the first screw 140 is driven to rotate by the second bevel gear 130, the threaded sleeve 150 sleeved outside the first screw 140 can move synchronously by being driven by threaded engagement between the first screw 140 and the threaded sleeve 150, the position of the corresponding force application block 160 is driven to change by the movement of the threaded sleeve 150, four groups of force application blocks 160 are clamped outside or supported inside a part, and the part is effectively and independently fixed and positioned, so that the parts of the speed reducer are accurately positioned during welding, the operation stability during welding of the speed reducer is effectively guaranteed, and the supporting plate 110 is rotationally connected with the supporting sleeve 210, so that the supporting plate 110 can be rotationally shifted by rotation when the device is used, the parts clamped on the device are rotationally moved, and the convenience during welding is guaranteed;

furthermore, the second bevel gears 130 are provided with four groups, the four groups of second bevel gears 130 are uniformly distributed on the outer side of the supporting disc 110 in an encircling manner at equal intervals, the four groups of second bevel gears 130 are uniformly distributed on the outer side of the first bevel gear 120, the four groups of corresponding force application blocks 160 are provided, and the four groups of force application blocks 160 are synchronously moved to clamp and support in four directions, so that the device is more firm in clamping and fixing speed reducer parts;

furthermore, the force application block 160 is cylindrical, rubber pads are fixedly wrapped on the outer sides of the force application block 160, the force application block 160 is arranged in a cylindrical manner, and the rubber pads are uniformly wrapped on the outer wall of the force application block 160, so that the clamping friction resistance between the force application block 160 and parts can be effectively improved by virtue of the extrusion effect, and the device is more stable when being fixed;

furthermore, the left side and the right side of each group of the first screw rods 140 are symmetrically provided with a limiting rod 170, the limiting rods 170 are fixedly installed on the outer wall of the supporting plate 110, the limiting rods 170 are inserted into the threaded sleeves 150 in a penetrating manner, the limiting rods 170 are connected with the threaded sleeves 150 in a sliding manner, the limiting rods 170 are inserted into the threaded sleeves 150 in a penetrating manner, the limiting rods 170 are fixedly installed on the supporting plate 110, and the threaded sleeves 150 can be effectively prevented from offsetting under the limitation of the limiting rods 170, so that the threaded sleeves 150 can drive the force application block 160 to move more stably, and the structural stability of the device can be ensured;

furthermore, a worm wheel 220 is fixedly mounted in the middle of the outer side of the supporting plate 110, a worm 230 is meshed with the outer side of the worm wheel 220, the worm 230 is rotatably connected to the outer wall of the supporting outer sleeve 210, and the worm wheel 220 and the worm 230 are rotatably connected through threads, so that the worm wheel 220 can be automatically and firmly fixed after being rotated by virtue of the self-locking property of tooth meshing between the worm wheel 220 and the worm 230, the supporting plate 110 can be automatically and firmly fixed after being rotatably adjusted, the use structure of the device is convenient to guarantee to be stable, and the convenient stability of the device after being welded and rotated is effectively guaranteed;

further, a sleeve 340 is fixedly welded on one side of the front face of the supporting outer sleeve 210, a second screw 350 is vertically inserted into the sleeve 340, threads assembled on the outer wall of the second screw 350 are matched with threads assembled on the inner wall of the sleeve 340, the second screw 350 is rotatably connected to the top of the sliding seat 320, the second screw 350 is meshed with the sleeve 340 through threads, the supporting outer sleeve 210 can move up and down to change positions by rotating the second screw 350 and being meshed with the sleeve 340 through threads, the clamping height of the device can be flexibly adjusted according to requirements in use, and the flexibility of the device in use is effectively improved;

the working principle is as follows: during working, two groups of corresponding speed reducer parts needing welding operation are respectively fixed inside the two groups of limiting mechanisms 100 on the left side and the right side by a worker, the worker rotates the first bevel gear 120, the first bevel gear 120 drives the four groups of second bevel gears 130 meshed with the outer sides of the first bevel gear to rotate by means of meshing drive between teeth, so that the second bevel gears 130 drive the first screw 140 to rotate, the threaded sleeve 150 moves on the first screw 140 through threaded meshing drive between the first screw 140 and the threaded sleeve 150, the corresponding force application blocks 160 on the four groups of threaded sleeves 150 synchronously move, the four groups of force application blocks 160 are matched with each other through support and clamping of the force application blocks 160, and the parts are fixed and positioned firmly;

when the welding machine works, a worker holds the second screw rod 350 to rotate, the sleeve 340 moves on the second screw rod 350 to adjust the height through the threaded engagement between the second screw rod 350 and the sleeve 340, so that the corresponding part height is changed, after the two groups of parts are adjusted in height, the left and right parts are accurately butted through the sliding seat 320, and the worker holds the handheld electric welding head 420 to weld the fixed speed reducer parts;

during operation, when welding position was adjusted to needs, the staff held the worm 230 of the left and right sides simultaneously to synchronous revolution orders about through the meshing between the tooth, makes worm 230 drive the worm wheel 220 rotation that corresponds, through the rotation of worm wheel 220, makes supporting disk 110 rotatory drive spare part rotate the change position, promotes the device's welding convenience, above does the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. A welding device with a positioning mechanism for machining a speed reducer comprises a limiting mechanism (100), and is characterized in that: the limiting mechanism (100) comprises a supporting plate (110), a first bevel gear (120) is rotatably connected to the middle position of one side of the supporting plate (110), second bevel gears (130) are uniformly meshed at the edge position of the first bevel gear (120), a first screw (140) is fixedly welded to the middle position of each second bevel gear (130), the first screw (140) is rotatably connected to the outer wall of the supporting plate (110), a thread sleeve (150) is sleeved on the outer side of the first screw (140), threads assembled on the inner wall of the thread sleeve (150) are matched with threads assembled on the outer wall of the first screw (140), force application blocks (160) are transversely and fixedly welded on the outer wall of the thread sleeve (150), two limiting mechanisms (100) are arranged, the two limiting mechanisms (100) are respectively arranged in a left-right symmetrical mode, and a turnover mechanism (200) is installed on the other side of each supporting plate (110), and the turnover mechanism (200) comprises a supporting outer sleeve (210), the supporting outer sleeve (210) is sleeved on the middle position of the outer side of the supporting disc (110), the supporting outer sleeve (210) is rotatably connected with the supporting disc (110), a supporting mechanism (300) is installed below the supporting outer sleeve (210), the supporting mechanism (300) comprises vertical rods (310), the vertical rods (310) are provided with two groups, the two groups of vertical rods (310) are respectively and vertically inserted into one side of the two groups of supporting outer sleeves (210), the vertical rods (310) are in sliding connection with the supporting outer sleeve (210), the bottom of each group of vertical rods (310) is fixedly welded with a welding seat (320), an inserting rod (330) is inserted between the two groups of sliding seats (320), the two groups of sliding seats (320) are in sliding connection through the inserting rod (330), one group of the sliding seats (320) is fixedly installed with a welding machine main body (410), and a hand-held electric welding head (420) is clamped on the front surface of the welding machine main body (410).

2. The welding device with the positioning mechanism for reducer processing according to claim 1, wherein: the second bevel gears (130) are provided with four groups, and the four groups of second bevel gears (130) are uniformly distributed on the outer side of the supporting disk (110) in an encircling mode at equal intervals.

3. The welding device with the positioning mechanism for reducer processing according to claim 1, wherein: the shape of application of force piece (160) is cylindric, the outside of application of force piece (160) all is fixed the parcel has the rubber pad.

4. The welding device with the positioning mechanism for reducer processing according to claim 1, wherein: every group the equal symmetry in both sides of first screw rod (140) form is provided with gag lever post (170), and gag lever post (170) fixed mounting on the outer wall of supporting disk (110), gag lever post (170) run through insert establish the inside of thread bush (150), gag lever post (170) with sliding connection between the thread bush (150).

5. The welding device with the positioning mechanism for reducer processing according to claim 1, wherein: the worm wheel (220) is fixedly mounted in the middle of the outer side of the supporting disc (110), a worm (230) is meshed with the outer side of the worm wheel (220), and the worm (230) is rotatably connected to the outer wall of the supporting outer sleeve (210).

6. The welding device with the positioning mechanism for reducer processing according to claim 1, wherein: the fixed welding of the front one side of support overcoat (210) has sleeve (340), and the inside of sleeve (340) is vertical to be inserted and is equipped with second screw rod (350), the screw thread of assembling on second screw rod (350) outer wall and the screw thread looks adaptation of assembling on sleeve (340) inner wall, second screw rod (350) are rotated and are connected the top at sliding seat (320).

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