CN218611820U - Positioning device for cooling nozzle drilling - Google Patents

Abstract

The utility model discloses a positioner that cooling nozzle drilling was used belongs to cooling nozzle drilling equipment field, solves the problem that current positioner is difficult to location cooling nozzle and is difficult to continuous production. It is including being located the carousel on the workstation, the workstation in seted up with the rotation groove of carousel looks adaptation, the carousel rotate and install and rotate the inslot, first through-hole has been seted up at the center of carousel, set up a plurality ofly on the inboard carousel of first through-hole and the first constant head tank of the pedestal looks adaptation of cooling nozzle, and every one side of first constant head tank all is equipped with the second constant head tank with the spray tube looks adaptation of cooling nozzle, set up the second through-hole the same with first through-hole diameter on the workstation of rotation tank bottom, one side of second through-hole is equipped with the discharge opening rather than the intercommunication. The utility model discloses a positioner realizes cooling nozzle's quick location to can let cooling nozzle automatic discharge, effectively improve production efficiency.

Description

Positioning device for drilling of cooling nozzle

Technical Field

The utility model relates to a cooling nozzle drilling equipment field, more specifically say, it relates to a positioner that cooling nozzle drilling was used.

Background

The piston cooling nozzle is an important part for cooling the piston in the inner cavity of the engine and reducing the heat load of the piston, and is widely applied to the engine. As shown in fig. 1 and 2, a conventional piston cooling nozzle generally includes a seat body a and a nozzle b, where the nozzle b is a bent pipe, the nozzle b is fixedly connected to the seat body a, and the nozzle b is communicated with an oil cavity c in the seat body a to realize circulation of a cooling liquid, and the seat body a is further provided with a bolt hole d for mounting the cooling nozzle in cooperation with a bolt.

The production and processing of the cooling nozzle generally comprises the steps of independently processing a seat body and a spray pipe, welding and fixing the spray pipe on the seat body, bending the outer end of the spray pipe, and finally drilling a hole in the seat body to drill a bolt hole. For drilling of the cooling nozzle, the traditional method is manual drilling, but the labor intensity is high, the efficiency is low, the drilling is already eliminated, and various drilling machine tools are used for replacing the drilling. At present, the vertical drilling machine is mostly adopted, the cooling nozzle is placed on a workbench and then is clamped by a clamping mechanism, and a drill bit can descend to drill the drill. For example, CN202021864929.6 published by the national patent network, which is a drilling positioning device for a multifunctional flange blind plate, 201922115645.0, which is a valve drilling positioning device and the like in the prior art, can be used for clamping and positioning a cooling nozzle, so that the drilling work is realized.

However, because the size of the cooling nozzle is relatively small, the existing positioning devices are clamped by a clamping mechanism, and the operation is very inconvenient; and after drilling is completed, the next cooling nozzle can be clamped and positioned only by manually disassembling the cooling nozzle, continuous bending production is difficult to achieve, and the production efficiency is relatively low. Therefore, it is necessary to develop a new positioning device for cooling nozzle drilling.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is not enough to the above-mentioned of prior art, provide a positioner that cooling nozzle drilling was used, realize cooling nozzle's quick location to can let cooling nozzle automatic discharge, effectively improve production efficiency.

The technical scheme of the utility model is like this: the utility model provides a positioner that cooling nozzle drilling was used, is including being located the carousel on the workstation, the workstation in seted up with the rotation groove of carousel looks adaptation, the carousel rotate and install and rotate the inslot, first through-hole has been seted up at the center of carousel, set up a plurality ofly on the inboard carousel of first through-hole and the first constant head tank of cooling nozzle's pedestal looks adaptation, a plurality of first constant head tank be annular equidistance and distribute, a plurality of the ring that the line formed between the first constant head tank passes under the drill bit, and every one side of first constant head tank all is equipped with the second constant head tank with cooling nozzle's spray tube looks adaptation, the both ends of second constant head tank communicate with first through-hole, first constant head tank respectively, set up the second through-hole the same with first through-hole diameter on the workstation of rotation tank bottom portion, the workstation on be equipped with the actuating mechanism that drives the carousel rotatory, one side of second through-hole is equipped with the discharge opening rather than communicating, the outward flange of discharge opening extends to the inner wall that rotates the inslot.

As a further improvement, the driving mechanism comprises a driving motor, a gear and a toothed ring, an accommodating groove is formed in the workbench on the periphery of the bottom of the rotating groove, the toothed ring is fixed on the periphery of the bottom of the rotating disc and movably inserted in the accommodating groove, the driving motor is fixed on the bottom of the workbench, an output end of the driving motor penetrates through the workbench and extends into the accommodating groove, an output end of the driving motor is connected with the gear, and the gear is meshed with the toothed ring.

Further, the inner wall top and the bottom of holding tank are all movably inlayed and are equipped with a plurality of balls, and are a plurality of the ball be the annular setting, and every at top the ball all contacts with the ring gear top, every of bottom the ball all contacts with the bottom of ring gear.

Furthermore, a yielding hole is formed in the bottom of the rotating groove under the drill bit.

Advantageous effects

Compared with the prior art, the utility model, have following advantage:

1. the utility model discloses a positioner, through set up on the carousel with cooling nozzle's pedestal and the corresponding first constant head tank of spray tube and second constant head tank, before drilling, insert first constant head tank with cooling nozzle's pedestal, cooling nozzle's spray tube also inserts in the second constant head tank this moment, because first constant head tank and second constant head tank and pedestal, the shape and the size looks adaptation of spray tube, realize cooling nozzle's quick location, and there is the support of workstation two constant head tank belows, cooling nozzle's pedestal can support on the workstation, can not become flexible during drilling, realize the location to cooling nozzle.

2. The utility model discloses a positioner, be the intercommunication between its first constant head tank, second constant head tank and the first through-hole to through set up second through-hole and discharge opening on the workstation, after the drill bit is accomplished cooling nozzle drilling, the carousel rotates and drives this cooling nozzle and rotate to discharge opening one side, when cooling nozzle rotates the position that corresponds to the discharge opening, owing to lack the support, cooling nozzle drops under its self action of gravity, can let cooling nozzle automatic discharge, effectively improve production efficiency.

Drawings

FIG. 1 is a schematic front view of a prior art structure;

FIG. 2 is a schematic top view of a prior art structure;

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

FIG. 4 is an enlarged view of the structure at A in FIG. 3;

fig. 5 is a schematic top view of the turntable of the present invention;

fig. 6 is a schematic view of the top view structure of the middle working table of the present invention.

Wherein: 1-workbench, 2-rotary table, 3-rotary groove, 4-first through hole, 5-first positioning groove, 6-drill bit, 7-second positioning groove, 8-second through hole, 9-discharge hole, 10-driving motor, 11-gear, 12-gear ring, 13-holding groove, 14-ball, 15-abdicating hole, a-seat body, b-spray pipe, c-oil cavity and d-bolt hole.

Detailed Description

The invention will be further described with reference to specific embodiments shown in the drawings.

Referring to fig. 3-6, the positioning device for drilling a cooling nozzle of the present invention comprises a rotary table 2 on a working table 1, wherein a rotary groove 3 adapted to the rotary table 2 is formed in the working table 1, the rotary table 2 is rotatably installed in the rotary groove 3, i.e., the outer edge surface of the rotary table 2 is prevented from being attached to the inside of the rotary groove 3, a first through hole 4 is formed in the center of the rotary table 2, a plurality of first positioning grooves 5 adapted to a seat a of the cooling nozzle are formed in the rotary table 2 inside the first through hole 4, i.e., the shape and size of the first positioning grooves 5 are adapted to the seat a, the seat a is inserted into the first positioning groove 5 to form clearance fit, the clearance distance therebetween can be 0.5-1mm, thereby facilitating the placement and removal of the seat a, the first positioning grooves 5 are distributed in an annular shape, a ring formed by connecting wires between the first positioning grooves 5 passes under the rotary table 6, i.e., along with the rotation of the rotary table 2, each first positioning groove 5 can be rotated to 6, a nozzle 7 is provided with a second positioning groove 7, a nozzle 7 is provided on the side of the rotary table, a second positioning mechanism, a nozzle 7 b is provided with a second positioning groove 7, the same diameter as the rotary nozzle 7, a second positioning groove 7 b, the rotary nozzle 7 b, the nozzle is provided on which is provided to be inserted into the rotary table 2, the rotary table, the same as the rotary table, the rotary table 2, the second positioning groove 7, the rotary table 2, the rotary table b, the rotary table 2, the outer edge of the discharge opening 9 extends to the inner wall of the rotary chute 3, ensuring that the cooling nozzle can fall.

The utility model discloses a positioner, through set up on carousel 2 with cooling nozzle's pedestal an and corresponding first constant head tank 5 of spray tube b and second constant head tank 7, before drilling, insert in first constant head tank 5 cooling nozzle's pedestal a, cooling nozzle's spray tube b also inserts in second constant head tank 7 this moment, because first constant head tank 5 and second constant head tank 7 and pedestal an, spray tube b's shape and size looks adaptation, cooling nozzle inserts the unable cheap after, realize cooling nozzle's quick location, and there is workstation 1's support two constant head tank belows, cooling nozzle's pedestal can support on the workstation, can not become flexible during drilling, realize the location to cooling nozzle. When drilling, the workman sits the one side of keeping away from drill bit 6 on workstation 1, then insert cooling nozzle in two constant head tanks, start actuating mechanism drive carousel 2 and rotate a station after that for next first constant head tank 5 and second constant head tank 7 rotate to the workman in the front, continue to put cooling nozzle, circulate according to this, it is same, cooling nozzle is when drill bit 6, the drill bit can be in succession to the drilling of the cooling nozzle on the different constant head tanks, thereby realize cooling nozzle's spray tube continuity drilling, and then improve production efficiency.

Preferably, the driving mechanism comprises a driving motor 10, a gear 11 and a toothed ring 12, wherein an accommodating groove 13 is formed in the workbench 1 at the periphery of the bottom of the rotating groove 3, the toothed ring 12 is fixed at the periphery of the bottom of the rotating disc 2, the toothed ring 12 is movably inserted into the accommodating groove 13, the driving motor 10 is fixed at the bottom of the workbench 1, the output end of the driving motor 10 penetrates through the workbench 1 and extends into the accommodating groove 13, the output end of the driving motor 10 is connected with the gear 11, and the gear 11 is meshed with the toothed ring 12. In operation, the driving motor 10 operates to drive the gear 11 to rotate, and the gear 11 drives the gear ring 12 to rotate, thereby driving the turntable 2 to rotate.

Preferably, all the activity inlays at the inner wall top of holding tank 13 and bottom and is equipped with a plurality of balls 14, and a plurality of balls 14 are the annular setting, and every ball 14 at top all with the contact of ring gear 12 top, every ball 14 of bottom all with the bottom contact of ring gear 12, reduce the frictional force between ring gear 12 and the workstation 1, improve carousel 2's rotational stability.

Preferably, a relief hole 15 is formed at the bottom of the rotary groove 3 right below the drill 6 to prevent the drill 6 from interfering with the workbench 1.

The above is only the preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility model and the utility of the patent.

Claims (4)

1. A positioning device for cooling nozzle drilling is characterized by comprising a turntable (2) positioned on a workbench (1), a rotating groove (3) matched with the turntable (2) is arranged in the workbench (1), the rotary table (2) is rotatably arranged in the rotary groove (3), a first through hole (4) is arranged at the center of the rotary table (2), a plurality of first positioning grooves (5) matched with the base body (a) of the cooling nozzle are formed in the rotary disc (2) on the inner side of the first through hole (4), the first positioning grooves (5) are distributed in an annular shape at equal intervals, a circular ring formed by connecting lines among the first positioning grooves (5) penetrates through the position right below the drill bit (6), and one side of each first positioning groove (5) is provided with a second positioning groove (7) matched with the spray pipe (b) of the cooling nozzle, two ends of the second positioning groove (7) are respectively communicated with the first through hole (4) and the first positioning groove (5), a second through hole (8) with the same diameter as the first through hole (4) is arranged on the workbench (1) at the bottom of the rotating groove (3), the worktable (1) is provided with a driving mechanism for driving the turntable (2) to rotate, a discharge hole (9) communicated with the second through hole (8) is arranged at one side of the second through hole, the outer edge of the discharge hole (9) extends to the inner wall of the rotary groove (3).

2. The positioning device for cooling nozzle drilling according to claim 1, wherein the driving mechanism comprises a driving motor (10), a gear (11) and a toothed ring (12), a receiving groove (13) is formed in the workbench (1) at the bottom periphery of the rotating groove (3), the toothed ring (12) is fixed at the bottom periphery of the rotating disc (2), the toothed ring (12) is movably inserted into the receiving groove (13), the driving motor (10) is fixed at the bottom of the workbench (1), an output end of the driving motor (10) penetrates through the workbench (1) and extends into the receiving groove (13), an output end of the driving motor (10) is connected with the gear (11), and the gear (11) is meshed with the toothed ring (12).

3. The positioning device for cooling nozzle drilling according to claim 2, characterized in that a plurality of balls (14) are movably embedded at the top and the bottom of the inner wall of the accommodating groove (13), the plurality of balls (14) are arranged in a ring shape, each ball (14) at the top is in contact with the top of the toothed ring (12), and each ball (14) at the bottom is in contact with the bottom of the toothed ring (12).

4. The positioning device for drilling the cooling nozzle according to claim 1, wherein the bottom of the rotating groove (3) right below the drill bit (6) is provided with a relief hole (15).

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