CN219254798U - Tool bit fixed disk - Google Patents

Abstract

The utility model discloses a tool bit fixing disc which comprises a mounting disc and a tool bit main body, wherein a connecting cylinder is fixedly arranged at the bottom end of the mounting disc, a connecting block matched with the connecting cylinder is fixedly arranged at the top end of the tool bit main body, connecting holes distributed at equal intervals are formed in the outer part of the connecting block, mounting holes distributed at equal intervals are formed in the outer part of the connecting cylinder, a threaded cylinder is fixedly arranged in the mounting, a bolt is connected in the threaded cylinder through threads, the bolt comprises a screw head and a screw rod, anti-loosening holes distributed at equal intervals are formed in the outer part of the screw head, and a rotary drum is rotatably sleeved on the outer part of the threaded cylinder. According to the utility model, after the screw head of the bolt rotates in place, the rotary drum is rotated, and when the limiting rod corresponds to the anti-loosening hole, the limiting rod is inserted into the anti-loosening hole under the action of the spring, so that the screw head is limited, the bolt can be prevented from loosening, and the fixing effect of the fixed tool bit is improved.

Description

Tool bit fixed disk

Technical Field

The utility model relates to the technical field of metal cutting machines, in particular to a cutter head fixing disc.

Background

The metal cutting machine is a device for removing the material in the metal forming process and forming the material, so that the cutter is used for cutting redundant metal from a workpiece to be processed, and a cutter head is required to be fixed in the process of clamping the cutter.

In the prior art, as in the patent CN202020952403.7, a tool bit fixing disc for a metal cutting machine is disclosed, and one of the drawbacks of the prior art is proposed in the background art in the above patent: the common tool bit fixing disc for the metal cutting machine in the market at present generally performs fastening work through bolts in the process of clamping the tool, but easily vibrates in the process of cutting materials by the tool, so that the phenomenon of rotating loosening of the bolts is caused, and the overall stability is influenced; the present utility model is directed to another technical solution to solve the above-mentioned problems.

Disclosure of Invention

The present utility model is directed to a tool bit fixing plate, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a tool bit fixed disk, includes mounting disc and tool bit main part, the bottom mounting of mounting disc is provided with the connecting cylinder, the top of tool bit main part is fixed to be provided with the connecting block with the connecting cylinder adaptation, and the outside of connecting block is provided with the connecting hole that the equidistance was distributed, the outside of connecting cylinder is provided with the mounting hole that the equidistance was distributed, the installation internal fixation is provided with the screw thread section of thick bamboo, the inside of screw thread section of thick bamboo has the bolt through threaded connection, the bolt includes spiral shell head and screw rod, the outside of spiral shell head is provided with the anti-loosening hole that the equidistance was distributed, the outside of screw thread section of thick bamboo rotates and has cup jointed the rotary drum, the outside of rotary drum is provided with the round hole that the equidistance was distributed, peg graft in the round hole have the gag lever with anti-loosening hole matching, the one end rigid coupling of gag lever post has the stopper, and the gag lever post outside cup joints the spring, spring both ends respectively with stopper and rotary drum fixed connection.

As a further improvement scheme of the technical scheme: the side wall of the mounting plate is fixedly provided with mounting lugs distributed at equal intervals, and the outer surface of the mounting lugs is provided with screw holes.

As a further improvement scheme of the technical scheme: the horizontal cross sections of the connecting cylinder and the connecting block are of regular hexagonal structures.

As a further improvement scheme of the technical scheme: the outside of screw thread section of thick bamboo is provided with the change groove, the change inslot rotation is provided with the swivel rather than the adaptation, the rotary drum rigid coupling is in the outside of swivel.

As a further improvement scheme of the technical scheme: the top inner wall of the connecting cylinder is fixedly provided with a magnetic suction plate, and the connecting block is made of iron.

As a further improvement scheme of the technical scheme: the limiting rod is made of iron, and the inner wall of the anti-loosening hole is fixedly provided with a magnetic attraction block.

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

1. this a tool bit fixed disk for, through being provided with the rotary drum, after the spiral shell head of bolt is rotatory in place, rotate the rotary drum, when gag lever post and locking when moving the hole and correspond, in the effect of spring, the gag lever post will insert locking moving the hole, and then carries out spacingly to the spiral shell head, can prevent like this that the bolt is not hard up, improves the fixed effect of fixed tool bit.

2. This be used for tool bit fixed disk, through being provided with the magnetism and inhale the board, when carrying out the tool bit installation like this, the magnetism is inhaled the board and will be adsorbed the connecting block, and then carries out preliminary location to the tool bit, improves the convenience of installation like this.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of a tool bit holder according to the present utility model;

FIG. 2 is an enlarged schematic view of the A-position of a tool bit holder according to the present utility model;

FIG. 3 is a schematic view of a drum structure of a cutter head fixing plate according to the present utility model;

fig. 4 is a schematic cross-sectional view of a tool bit holder according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a mounting plate; 2. a mounting ear; 3. a connecting cylinder; 4. a connecting block; 5. a cutter head main body; 6. a thread cylinder; 7. a screw head; 8. a rotating drum; 9. a looseness prevention hole; 10. a screw; 11. a limiting block; 12. a spring; 13. a limit rod; 14. a swivel; 15. a rotary groove; 16. a magnetic suction plate.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. The advantages and features of the present utility model will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, in the embodiment of the utility model, a tool bit fixing disc comprises a mounting disc 1 and a tool bit main body 5, a connecting cylinder 3 is fixedly arranged at the bottom end of the mounting disc 1, a connecting block 4 matched with the connecting cylinder 3 is fixedly arranged at the top end of the tool bit main body 5, connecting holes distributed at equal intervals are arranged outside the connecting cylinder 4, a mounting hole distributed at equal intervals is arranged outside the connecting cylinder 3, a threaded cylinder 6 is fixedly arranged in the mounting, a bolt is connected inside the threaded cylinder 6 through threads, the bolt is rotated to enable the bolt to be screwed into the connecting hole of the connecting block 4, the tool bit can be mounted, the bolt comprises a screw head 7 and a screw rod 10, anti-loosening holes 9 distributed at equal intervals are formed outside the screw head 7, at least three in number, a rotary cylinder 8 is rotatably sleeved outside the threaded cylinder 6, the rotary cylinder 8 can only rotate outside the threaded cylinder 6 and cannot slide left and right, a round hole distributed at equal intervals is formed in the round hole, a limit rod 13 matched with the anti-loosening hole 9 is spliced in the round hole, one end of the limit rod 13 is fixedly connected with a limit block 11, the outside the limit rod 13 is sleeved with a spring 12, and the two ends of the limit rod 12 are fixedly connected with the limit block 11 and the two ends of the rotary cylinder 8 respectively.

When the tool bit is installed, firstly, the connecting block 4 on the tool bit main body 5 is inserted into the connecting cylinder 3 below the installation disc 1, then the screw head 7 of the bolt can be rotated through the socket wrench, the bolt is rotated to be screwed into the connecting hole of the connecting block 4, the tool bit can be installed, the socket wrench is moved out after the tool bit is rotated in place (namely, one end of the screw head 7 is attached to one end of the screw cylinder 6), the center line of the limiting rod 13 and the center line of the anti-loosening hole 9 are located in the same plane, then the rotary cylinder 8 is rotated, when the limiting rod 13 corresponds to the anti-loosening hole 9, the limiting rod 13 is inserted into the anti-loosening hole 9 under the action of the spring 12, and then the screw head 7 is limited, so that the bolt can be prevented from loosening, and the rotary cylinder 8 can rotate but can not move along the screw cylinder 6, so that an anti-loosening effect can be achieved on the bolt.

Referring to fig. 1, the side wall of the mounting plate 1 is fixedly provided with mounting lugs 2 distributed equidistantly, and screw holes are formed in the outer surface of the mounting lugs 2, so that the mounting plate 1 and a metal cutting machine can be fixedly mounted.

Referring to fig. 1 and 4, the horizontal cross sections of the connecting cylinder 3 and the connecting block 4 are in regular hexagonal structures, so that after the connecting block 4 is inserted into the connecting cylinder 3, a positioning effect can be achieved on the connecting block 4, and the installation stability is improved.

Referring to fig. 3, a rotary groove 15 is provided on the outside of the threaded cylinder 6, a rotary ring 14 adapted to the rotary groove 15 is rotatably provided on the rotary groove 15, and the rotary cylinder 8 is welded and fixedly connected to the outside of the rotary ring 14, namely, the rotary connection between the rotary cylinder 8 and the threaded cylinder 6 is realized, and under the action of the rotary groove 15 and the rotary ring 14, the rotary cylinder 8 can only rotate on the outside of the threaded cylinder 6 and cannot slide left and right.

Referring to fig. 4, a magnetic plate 16 is fixedly arranged on the inner wall of the top of the connecting cylinder 3, and the connecting block 4 is made of iron, so that when the cutter head is installed, the magnetic plate 16 adsorbs the connecting block 4, and then the cutter head is initially positioned, so that the convenience of installation is improved; the material of the limiting rod 13 is iron, and the inner wall of the anti-loosening hole 9 is fixedly provided with a magnetic attraction block (not shown in the figure), so that the magnetic attraction block can adsorb the limiting rod 13, and the limiting rod 13 can be better and stably inserted into the anti-loosening hole 9, thereby improving the stability.

The working principle of the utility model is as follows:

firstly, the mounting disc 1 is fixedly mounted with a metal cutting machine through the mounting lug 2 and the bolt component, when the tool bit is mounted, firstly, the connecting block 4 on the tool bit main body 5 is inserted into the connecting cylinder 3 under the mounting disc 1, the magnetic attraction plate 16 adsorbs the connecting block 4, and then the tool bit is initially positioned, then the screw head 7 of the bolt can be rotated through the socket spanner, the bolt is screwed into the connecting hole of the connecting block 4, the tool bit can be mounted, the socket spanner is moved out after the tool bit is rotated in place (namely, one end of the screw head 7 is attached to one end of the threaded cylinder 6), at the moment, the center line of the limiting rod 13 and the center line of the anti-loosening hole 9 are positioned in the same plane, then the rotary drum 8 is rotated, when the limiting rod 13 and the anti-loosening hole 9 are corresponding, under the action of the spring 12, the limiting rod 13 is inserted into the anti-loosening hole 9, and then the screw head 7 is limited, so that the bolt is prevented from loosening, the bolt can be displaced due to the fact that the rotary drum 8 can rotate, but can not move along the threaded cylinder 6, and the bolt can have an anti-loosening effect.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a tool bit fixed disk, includes mounting disc (1) and tool bit main part (5), a serial communication port, the bottom mounting of mounting disc (1) is provided with connecting cylinder (3), the top of tool bit main part (5) is fixed be provided with connecting block (4) of connecting cylinder (3) adaptation, and the outside of connecting block (4) is provided with the connecting hole that the equidistance distributes, the outside of connecting cylinder (3) is provided with the mounting hole that the equidistance distributes, the installation internal fixation is provided with screw thread section of thick bamboo (6), the inside of screw thread section of thick bamboo (6) has the bolt through threaded connection, the bolt includes spiral shell head (7) and screw rod (10), the outside of spiral shell head (7) is provided with locking hole (9) that the equidistance distributes, the outside rotation of screw thread section of thick bamboo (6) has cup jointed rotary drum (8), the outside of rotary drum (8) is provided with the round hole that the equidistance distributes, peg graft in the round hole with locking hole (9) matched gag lever (13), the one end rigid coupling of gag lever (13) has stopper (11), and gag lever (13) outside has spring (12) and both ends fixed connection stopper (11) respectively.

2. The tool bit fixing plate according to claim 1, wherein the side wall of the mounting plate (1) is fixedly provided with mounting lugs (2) distributed equidistantly, and the outer surface of the mounting lugs (2) is provided with screw holes.

3. The tool bit fixing plate according to claim 1, wherein the horizontal cross sections of the connecting cylinder (3) and the connecting block (4) are in regular hexagonal structures.

4. A tool bit holder according to claim 3, characterized in that the screw barrel (6) is provided with a swivel groove (15) on the outside, the swivel groove (15) is rotatably provided with a swivel ring (14) adapted thereto, and the swivel barrel (8) is fixedly connected to the outside of the swivel ring (14).

5. The cutter head fixing disc according to claim 1, wherein a magnetic suction plate (16) is fixedly arranged on the inner top wall of the connecting cylinder (3), and the connecting block (4) is made of iron.

6. The cutter head fixing disc according to claim 5, wherein the limiting rod (13) is made of iron, and the inner wall of the anti-loosening hole (9) is fixedly provided with a magnetic attraction block.

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