CN110919128A

CN110919128A - Auxiliary device for brazing cutter head

Info

Publication number: CN110919128A
Application number: CN201911300459.2A
Authority: CN
Inventors: 钟明; 张�杰
Original assignee: Jiaxing Drow Pml Precision Mechanism Ltd
Current assignee: Jiaxing Drow Pml Precision Mechanism Ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-03-27

Abstract

The invention discloses a cutter head brazing auxiliary device, which has the technical scheme that: the utility model provides a blade disc auxiliary device that brazes, includes the frame, the frame is provided with the crane that can follow vertical direction and slide for the frame, the crane is provided with the fixed establishment who is used for fixing and adjusts blade disc welding angle, the frame is provided with the drive the actuating cylinder that drives that the crane goes up and down. The invention can effectively fix the cutter head and lift the cutter head, so that the cutter head is close to the brazing welding head, the rotation angle of the cutter head is conveniently controlled, and the convenience and the rapidness of brazing the cutter head are improved.

Description

Auxiliary device for brazing cutter head

Technical Field

The invention relates to the field of cutter head machining, in particular to a cutter head brazing auxiliary device.

Background

As shown in FIG. 4, the existing cutter head is in a gear shape, and the side wall of the cutter head is provided with a threaded hole for fixing the cutter head. The cutter head is fixed on the cutter head, and the cutter head is fixed on the cutter head by generally adopting a brazing mode. Brazing, which is a welding method that after brazing filler metal lower than the melting point of a weldment and the weldment are heated to the melting temperature of the brazing filler metal at the same time, the liquid brazing filler metal is used for filling the gaps of solid workpieces to connect the metals. When the cutter head is moved and the welding position of the cutter head is adjusted, the position of the cutter head relative to the cutter head is easy to change, and the brazing precision of the cutter head is influenced.

Therefore, there is a need for an improved structure that overcomes the above-mentioned deficiencies.

Disclosure of Invention

The invention aims to provide a cutter head brazing auxiliary device which can effectively fix a cutter head and lift the cutter head to enable the cutter head to be close to a brazing welding head, and meanwhile, the rotation angle of the cutter head is conveniently controlled, and the convenience and convenience in brazing of the cutter head are improved.

The technical purpose of the invention is realized by the following technical scheme: a cutter head brazing auxiliary device comprises a rack, wherein the rack is provided with a lifting frame capable of sliding relative to the rack along the vertical direction, the lifting frame is provided with a fixing mechanism for fixing and adjusting the welding angle of a cutter head, and the rack is provided with a driving cylinder for driving the lifting frame to lift;

fixed establishment including rotate connect in the rolling disc of crane, set up in the rolling disc and supply the connecting axle that the blade disc cover was established, set up in the connecting axle and with the butt dish of rolling disc centre gripping blade disc, set up in restriction between crane and the rolling disc turned angle's restriction subassembly, the connecting axle is located the rolling disc central point puts, the butt dish along connecting axle axial sliding connection in the connecting axle, just the one end that the rolling disc was kept away from to the connecting axle is provided with the thread line, and connecting axle threaded connection has the drive the butt dish removes and ensures the nut that the blade disc was by the centre gripping towards the rolling disc, connecting axle, butt dish axis all are the level setting.

The invention is further provided with: the restriction subassembly includes a plurality of draw-in grooves of seting up in the rolling disc lateral wall, seting up in the locating hole of crane, wear to locate the locating hole can block into the locating pin that corresponds the draw-in groove, draw-in groove quantity is unanimous with the tool bit quantity of blade disc, the locating pin card is gone into restrict behind the draw-in groove the rolling disc rotates.

The invention is further provided with: and the side wall of the rotating disc is provided with a through hole corresponding to the threaded hole on the end surface of the cutter head, and a screw in threaded connection with the threaded hole is arranged in the through hole.

The invention is further provided with: the rolling disc is connected with the stopper towards the one end of butt dish can be dismantled, the stopper is cylindric setting and laminating and blade disc inside wall, the stopper with the rolling disc is concentric the setting.

The invention is further provided with: the limiting block is provided with a chamfer which facilitates the cutter head to be sleeved on the limiting block towards one end of the abutting disc.

The invention is further provided with: the end face of the rotating disc which is abutted against the cutter disc is provided with anti-skid grains or rough faces which increase the friction force between the cutter disc and the rotating disc.

The invention is further provided with: the driving cylinder is an adjustable stroke cylinder.

The invention is further provided with: the lower end face of the lifting frame is provided with four guide rods which are respectively arranged on the periphery of the driving cylinder, the rack is provided with four guide sleeves corresponding to the guide rods respectively, the guide rods penetrate through the corresponding guide sleeves, and the guide rods are vertically arranged.

The invention is further provided with: and a bearing which is convenient for the relative rotation of the rotating disc is arranged at the rotating connecting end of the rotating disc and the lifting frame.

In conclusion, the invention has the following beneficial effects:

when the cutter head and the cutter head need to be brazed, the cutter head is firstly sleeved on the connecting shaft, then the rotating disc and the abutting disc clamp and fix the cutter head by moving the nut, the cutter head is pre-fixed, and then the lifting frame is driven by the driving cylinder to ascend, so that the cutter head is in contact with the brazing welding head for brazing;

the lifting frame is kept to lift along the vertical direction through the guide rod and the guide sleeve, and the driving cylinder is an adjustable stroke cylinder, so that the lifting stroke of the lifting frame can be conveniently adjusted, the lifting of the cutter head is driven, and the position of the cutter head relative to a brazing welding head is adapted;

after one tool bit is welded, the tool bit is clamped into the next clamping groove through the positioning pin, so that the brazing position of the next tool bit corresponds to the brazing welding head, and brazing is facilitated;

the cutter head and the rotating disc can be kept to be in a concentric position through the limiting block, and the cutter head is prevented from moving.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of section A of FIG. 2;

fig. 4 is a schematic view of a prior art cutterhead.

The corresponding part names indicated by the numbers in the figures: 1. a frame; 2. a lifting frame; 3. a driving cylinder; 4. a guide bar; 5. a guide sleeve; 6. rotating the disc; 7. a connecting shaft; 8. a butting tray; 9. a nut; 10. perforating holes; 11. a screw; 12. a card slot; 13. positioning holes; 14. positioning pins; 15. a limiting block; 16. and (6) chamfering.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the invention is further described with reference to the figures and the specific embodiments.

As shown in fig. 1 to 3, the auxiliary device for brazing the cutter head provided by the invention comprises a rack 1, wherein the rack 1 is provided with a lifting frame 2 which can slide relative to the rack 1 along the vertical direction, the lifting frame 2 is provided with a fixing mechanism for fixing and adjusting the welding angle of the cutter head, the rack 1 is provided with a driving cylinder 3 for driving the lifting frame 2 to lift, and the driving cylinder 3 is an adjustable stroke cylinder. And the lower terminal surface of crane 2 is provided with four and divides and locates driving actuating cylinder 3 guide arms 4 all around, frame 1 is provided with four respectively in guide arm 4 corresponding uide bushing 5, guide arm 4 wears to locate in corresponding uide bushing 5, guide arm 4 is vertical setting. The lifting frame 2 is kept to lift along the vertical direction through the guide rod 4 and the guide sleeve 5, the driving cylinder 3 is an adjustable stroke cylinder, the lifting stroke of the lifting frame 2 is convenient to adjust, the lifting of the driving cutter head is achieved, and the position of the cutter head relative to a brazing welding head is adapted.

Wherein fixed establishment including rotate connect in the rolling disc 6 of crane 2, set up in the rolling disc 6 supplies the connecting axle 7 that the blade disc cover was established, set up in connecting axle 7 and with the butt disk 8 of 6 centre gripping blade discs of rolling disc, set up in restrict between crane 2 and the rolling disc 6 turned angle's restriction subassembly. Rolling disc 6 with the rotation link of crane 2 is provided with the convenience 6 relative pivoted bearing of rolling disc, connecting axle 7 is located 6 central point of rolling disc puts, 7 endwise slip connection of connecting axle in connecting axle 7 are followed to butt dish 8, just the one end that rolling disc 6 was kept away from to connecting axle 7 is provided with the thread line, and connecting axle 7 threaded connection has the drive butt dish 8 removes and ensures the blade disc by the nut 9 of centre gripping towards rolling disc 6, connecting axle 7, butt dish 8 axis all are the level setting. And the side wall of the rotating disc 6 is provided with a through hole 10 corresponding to the threaded hole of the end face of the cutter head, and a screw 11 in threaded connection with the threaded hole is arranged in the through hole 10. When the cutter head and the cutter head need to be brazed, the cutter head is firstly sleeved on the connecting shaft 7, then the rotating disc 6 and the abutting disc 8 clamp and fix the cutter head by moving the nut 9, the cutter head is fixed in advance, and then the lifting frame 2 is driven by the driving cylinder 3 to ascend, so that the cutter head is in contact with a brazing welding head for brazing.

The restriction subassembly includes a plurality of draw-in grooves 12 of seting up in the 6 lateral walls of rolling disc, seting up in the locating hole 13 of crane 2, wear to locate locating hole 13 can block into the locating pin 14 that corresponds draw-in groove 12, the tool bit quantity of draw-in groove 12 quantity and blade disc is unanimous, locating pin 14 card is gone into restrict behind the draw-in groove 12 the rolling disc 6 rotates. After one tool bit is welded, the positioning pin 14 is clamped into the next clamping groove 12, so that the brazing position of the next tool bit corresponds to the brazing welding head, and brazing is facilitated.

The rotating disc 6 is detachably connected with a limiting block 15 towards one end of the abutting disc 8, the limiting block 15 is in a cylindrical shape and is attached to the inner side wall of the cutter head, and the limiting block 15 and the rotating disc 6 are arranged concentrically. And a chamfer 16 which is convenient for the cutter head to be sleeved on the limiting block 15 is arranged at one end of the limiting block 15 facing the abutting disc 8. The cutter head and the rotating disc 6 can be kept in a concentric position through the limiting block 15, and the cutter head is prevented from moving.

In order to ensure that the cutter head is clamped and fixed, the end face of the rotating disc 6, which is abutted against the cutter head, is provided with anti-skid grains or rough surfaces for increasing the friction force between the cutter head and the rotating disc 6.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a blade disc auxiliary device that brazes, includes frame (1), its characterized in that: the automatic cutter head welding device is characterized in that the rack (1) is provided with a lifting frame (2) which can slide relative to the rack (1) along the vertical direction, the lifting frame (2) is provided with a fixing mechanism for fixing and adjusting the welding angle of a cutter head, and the rack (1) is provided with a driving cylinder (3) for driving the lifting frame (2) to lift;

fixed establishment including rotate connect in rolling disc (6) of crane (2), set up in connecting axle (7) that rolling disc (6) and confession blade disc cover were established, set up in connecting axle (7) and with butt dish (8) of rolling disc (6) centre gripping blade disc, set up in restrict between crane (2) and rolling disc (6) turned angle's restriction subassembly, connecting axle (7) are located rolling disc (6) central point puts, butt dish (8) along connecting axle (7) endwise slip connect in connecting axle (7), just connecting axle (7) keep away from the one end of rolling disc (6) and be provided with the thread line, and connecting axle (7) threaded connection has the drive butt dish (8) are moved and are ensured the blade disc by nut (9) of centre gripping towards rolling disc (6), rolling disc (6), The axes of the connecting shaft (7) and the abutting disc (8) are both arranged horizontally.

2. The auxiliary brazing device for the cutter head according to claim 1, wherein: the restriction subassembly includes a plurality of draw-in grooves (12) of seting up in rolling disc (6) lateral wall, seting up in locating hole (13) of crane (2), wear to locate locating hole (13) and can block into locating pin (14) that correspond draw-in groove (12), draw-in groove (12) quantity is unanimous with the tool bit quantity of blade disc, locating pin (14) card is gone into restrict behind draw-in groove (12) rolling disc (6) rotate.

3. The auxiliary brazing device for the cutter head according to claim 1, wherein: the side wall of the rotating disc (6) is provided with a through hole (10) corresponding to a threaded hole in the end face of the cutter head, and a screw (11) in threaded connection with the threaded hole is arranged in the through hole (10).

4. The auxiliary brazing device for the cutter head according to claim 1, wherein: the one end of rolling disc (6) orientation butt dish (8) can be dismantled and be connected with stopper (15), stopper (15) are cylindric setting and laminating and blade disc inside wall, stopper (15) with rolling disc (6) are concentric the setting.

5. The auxiliary brazing device for the cutter head according to claim 4, wherein: and a chamfer (16) facilitating the cutter head to be sleeved on the limiting block (15) is arranged at one end of the limiting block (15) facing the abutting disc (8).

6. The auxiliary brazing device for the cutter head according to claim 4, wherein: the rotating disc (6) is abutted to the end face of the cutter disc and provided with anti-slip grains or rough faces for increasing the friction force between the cutter disc and the rotating disc (6).

7. The auxiliary brazing device for the cutter head according to claim 1, wherein: the driving cylinder (3) is an adjustable stroke cylinder.

8. The auxiliary brazing device for the cutter head according to claim 1, wherein: the end surface is provided with four and divides and locates driving actuating cylinder (3) guide arm (4) all around under crane (2), frame (1) be provided with four respectively in guide arm (4) corresponding uide bushing (5), guide arm (4) are worn to locate in corresponding uide bushing (5), guide arm (4) are vertical setting.

9. A cutter head brazing aid according to any one of claims 1 to 8 wherein: the rotating end of the rotating disc (6) and the rotating connecting end of the lifting frame (2) are provided with bearings which facilitate the relative rotation of the rotating disc (6).