Coring and discharging device for sizing blind hole

Abstract

The utility model discloses a coring and discharging device for sizing blind holes, which relates to the technical field of trepanning and comprises a motor and a disc, a first handle is fixedly mounted on the outer side of the motor, a transmission shaft cylinder is arranged at the output end of the motor, a limiting disc is arranged on the outer side of the transmission shaft cylinder, and the disc is sleeved on the outer side of the transmission shaft cylinder. A second handle is fixedly installed on the outer side of the disc. According to the coring and discharging device for the sizing blind hole, the rigid chain and the round cover are arranged, the rigid chain pushes the tool bit, vertical movement of the chain can be converted into horizontal movement, the stable horizontal movement state is kept, the movement track and the feeding speed of a tool are accurately controlled, and therefore high-precision blind hole machining is achieved; the waste in the air can be completely cut off from the bottom, meanwhile, the shape and the structure of the core part can be completely kept, the core part cannot be damaged, extraction and storage of high-value or important structures of the core part are facilitated, the structure is simple, and maintenance is easy.

Description

TECHNICAL FIELD

[0001] The utility model relates to a hole technology field, concretely is a kind of for the core taking and discharging device of blind hole. BACKGROUND

[0002] The existing blind hole cutting technology usually relies on drilling machining, wherein the cutter forms a blind hole on the workpiece through rotation and feeding motion, and the discharging technology involves effectively and accurately removing the waste or excess material on the workpiece during or after the cutting process.

[0003] During the blind hole cutting process of the existing hole device, a large amount of waste or excess material is generated, and how to effectively remove these waste from the workpiece to avoid interference with subsequent processing is a problem to be solved. The existing blind hole core taking is prone to cause the breakage of the core column, and the debris is not easy to collect, resulting in the waste of materials. SUMMARY

[0004] The utility model provides a kind of for the core taking and discharging device of blind hole, with the advantages of simple operation, can guarantee the integrity of core taking, debris is easy to collect, reduce material waste, to solve the problem of traditional blind hole cutting operation cumbersome, waste materials.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of for the core taking and discharging device of blind hole, including motor and disc, the outside of motor is fixedly installed with first handle, the output end of motor is provided with transmission shaft cylinder, the outside of transmission shaft cylinder is provided with limit disc, the disc is sleeved on the outside of transmission shaft cylinder, the outside of disc is fixedly installed with second handle, the output end of transmission shaft cylinder is fixedly installed with rotary disc, the bottom of rotary disc is provided with cutting assembly, the lower portion of rotary disc is provided with round cover, cutting assembly passes through the middle part of round cover and is provided.

[0006] As a preferred technical scheme of the utility model, the transmission shaft cylinder includes shaft cylinder and long shaft, wherein the long shaft is fixedly connected with the output shaft of the motor, and the shaft cylinder is provided through the disc and fixedly connected on the outside of the shaft cylinder.

[0007] As a preferred technical scheme of the utility model, equidistant mounting holes for installing cutting assembly are formed on the top surface of the rotary disc, the number of mounting holes is four groups, and the mounting holes are close to the side edges of the rotary disc.

[0008] As a preferred technical scheme of the utility model, a through hole is formed in the middle part of the round cover, wherein a cavity is formed in the middle part of the round cover, chain holes are formed on the inner side wall of the through hole and close to the bottom, the chain holes are communicated with the cavity, an insertion hole is formed in the top end of the round cover, and the insertion hole is used for the insertion of the cutting assembly.

[0009] As a preferred technical scheme of the utility model, the cutting assembly comprises chain fixing bolts, fixed columns, pulleys, rigid chains and cutter heads, the fixed columns are fixedly installed in the middle part of the rotating disc, the chain fixing bolts are movably installed in the middle part of the rotating disc, the pulleys are movably installed on the top of the fixed columns and are attached to the bottom of the disc, the rigid chains are fixedly installed at the bottom end of the chain fixing bolts, and the cutter heads are fixedly installed at one end of the rigid chains.

[0010] As a preferred technical scheme of the utility model, the rigid chain is composed of a chain and a guide frame, the guide frame is in the shape of L, the guide frames are symmetrically arranged, and a limiting groove is formed in the opposite inner sides of the guide frames, and the chain is movably installed in the limiting groove.

[0011] Compared with the prior art, the utility model provides a kind of core taking and material discharging device for fixed diameter blind hole, with the following beneficial effects:

[0012] The core taking and material discharging device for fixed diameter blind hole, by setting rigid chain and round cover, rigid chain pushes cutter head, chain can be converted from vertical motion to horizontal motion, and keep stable horizontal motion state, and accurately control the motion trajectory and feed speed of cutter, to realize high-precision blind hole machining, in addition to being able to cut off the aerial waste from the bottom in integrity, it can also keep the shape and structure of core in integrity, without causing damage to core, it is beneficial to the extraction and preservation of high-value or important structure of core, and the structure is simple, easy to maintain, reduces the use cost of equipment. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a schematic view of the core taking and material discharging device for fixed diameter blind hole of the utility model;

[0014] Figure 2 It is a schematic view of the structure connection of round cover and rigid chain in the utility model;

[0015] Figure 3 It is a schematic view of the structure of round cover in the utility model;

[0016] Figure 4 It is a schematic view of the overall structure of the utility model.

[0017] In the drawing: 1, motor; 2, first handle; 3, second handle; 4, disc; 5, rotating disc; 6, chain fixing bolt; 7, fixed column; 8, rigid chain; 9, cutter head; 10, limiting disc; 11, round cover; 12, pulley. DETAILED DESCRIPTION

[0018] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0019] Please refer to Figures 1-4 The utility model discloses a kind of core taking and discharging device for sizing blind hole, including motor 1 and disc 4, the outside of motor 1 is fixedly installed with first handle 2, the output end of motor 1 is provided with transmission shaft cylinder, the outside of transmission shaft cylinder is provided with limit disc 10, disc 4 is sleeved in the outside of transmission shaft cylinder, the outside of disc 4 is fixedly installed with second handle 3, the output end of transmission shaft cylinder is fixedly installed with rotary disc 5, the bottom of rotary disc 5 is provided with cutting assembly, rotary disc 5 below is provided with round cover 11, cutting assembly passes through the middle part of round cover 11 is set.

[0020] Specifically, transmission shaft cylinder includes shaft cylinder and long shaft, wherein long shaft is fixedly connected with the output shaft of motor 1, shaft cylinder is provided through disc 4 and fixedly connected on the outside of shaft cylinder.

[0021] In the embodiment, the shaft cylinder is used for the installation of long shaft, the long shaft is driven by motor 1 to drive rotary disc 5, so as to drive cutting assembly to rotate, and the cutting of the material to be cut is realized, wherein the limit disc 10 on the outside of shaft cylinder is used to limit motor 1.

[0022] Specifically, the top surface of rotary disc 5 is equidistantly provided with mounting hole for mounting cutting assembly, the number of mounting hole is four groups and close to the side edge of rotary disc 5.

[0023] In the embodiment, mounting hole is circumferentially distributed, cutting assembly is provided through mounting hole, wherein the edge position of mounting hole is provided with threaded hole, chain fixing bolt 6 in cutting assembly is screw connected with threaded hole, chain fixing bolt 6 can be lifted along the inner wall of threaded hole, so as to realize the effect of adjusting cutting assembly.

[0024] Specifically, the middle part of round cover 11 is provided with through hole, wherein the middle part of round cover 11 is provided with cavity, the inner side wall of through hole and the position close to bottom are provided with chain hole, chain hole is communicated with cavity, wherein the top end of round cover 11 is provided with insertion hole, and the insertion hole is used for cutting assembly to be inserted.

[0025] In the embodiment, the chain hole and the insertion hole are used for installing the rigid chain 8 and the fixing column 7 in the cutting assembly, wherein the cover 11 rotates under the action of the fixing column 7, so as to realize cutting of the core of the material in the blind hole, and the cover 11 ensures that the device does not move or fall off during the cutting process; on the other hand, the cover also facilitates the discharge of waste and keeps the working area clean. The cover 11 is also provided with a partition plate at the place connected with the rigid chain 8, which can fix the chain and prevent it from shaking or falling off during the working process; on the other hand, it can also reduce the waste entering the rigid chain 8, thereby prolonging the service life of the chain.

[0026] Specifically, the cutting assembly comprises a chain fixing bolt 6, a fixing column 7, a pulley 12, a rigid chain 8 and a cutter head 9. The fixing column 7 is fixedly installed in the middle of the rotating disc 5, the chain fixing bolt 6 is movably installed in the middle of the rotating disc 5, the pulley 12 is movably installed on the top of the fixing column 7 and is in close contact with the bottom of the disc 4, the rigid chain 8 is fixedly installed at the bottom end of the chain fixing bolt 6, and the cutter head 9 is fixedly installed at one end of the rigid chain 8.

[0027] In the embodiment, the chain fixing bolt 6 is provided to adjust the extension length of the rigid chain 8, and the position of the rigid chain 8 gathering to the center of the cover 11 is adjusted by rotating the chain fixing bolt 6 along the threaded hole, wherein the fixing column 7 plays a supporting and connecting role, the pulley 12 on the top of the fixing column 7 is in contact with the bottom end of the disc 4, which ensures stable rotation of the rotating disc 5, and the cutter head 9 at one end of the rigid chain 8 is used for transversely cutting the material, thereby realizing flat cutting of the cylindrical core material generated by cutting the material.

[0028] Specifically, the rigid chain 8 is composed of a chain and a guide frame, wherein the guide frame is "L" shaped and symmetrically arranged, and a limiting groove is formed in the opposite inner side of the guide frame, and the chain is movably installed in the limiting groove.

[0029] In the embodiment, the rigid chain 8 can move along the limiting groove in the inner side of the guide frame, and the movement of the rigid chain 8 is always in a straight line, thereby ensuring the flatness of the cutting of the bottom end of the core material.

[0030] The working principle and use process of the utility model: in use, the material to be cut is placed at the bottom of the round cover 11, then the device is fixed by holding the first handle 2 and the second handle 3, then the motor 1 is powered on to drive the rotating disc 5 to rotate, wherein the position of the chain fixing bolt 6 is adjusted according to the cutting requirement before cutting to realize the deep and shallow coordination of the rigid chain 8, the rigid chain 8 can be exchanged in different sizes, the rotating disc 5 rotates to drive the round cover 11 to rotate, because the cutter head 9 at one end of the rigid chain 8 can cut the material to gradually form a round hole, when the cutting is completed, the motor 1 is turned off, the fixing column 7 is taken out from the round cover 11, and the round cover 11 is taken out from the drilling hole to clean the waste.

[0031] It should be noted that in this document, such terms as "comprising", "including", or any other variant thereof are intended to cover a non-exclusive inclusion, so that a process, method, article, or apparatus that includes a list of elements not only includes those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus. Without more limitations, an element defined by the statement "including a" does not exclude the existence of additional identical elements in the process, method, article, or apparatus that includes the stated element.

[0032] Although embodiments of the utility model have been shown and described, it is understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A core-dumping device for sizing blind holes, comprising a motor (1) and a disc (4), characterized in that: The outer side of the motor (1) is fixedly installed with a first handle (2), the output end of the motor (1) is provided with a transmission shaft cylinder, the outer side of the transmission shaft cylinder is provided with a limiting disc (10), the disc (4) is sleeved on the outer side of the transmission shaft cylinder, the outer side of the disc (4) is fixedly installed with a second handle (3), the output end of the transmission shaft cylinder is fixedly installed with a rotating disc (5), the bottom of the rotating disc (5) is provided with a cutting assembly, the lower side of the rotating disc (5) is provided with a circular cover (11), the cutting assembly is arranged through the middle part of the circular cover (11).

2. A core and discharge apparatus for a sizing blind hole according to claim 1, characterized in that: The transmission shaft cylinder comprises a shaft cylinder and a long shaft, wherein the long shaft is fixedly connected with the output shaft of the motor (1), the shaft cylinder is arranged through the disc (4) and is fixedly connected on the outer side of the shaft cylinder.

3. A core knockout device for a sizing blind hole according to claim 1, wherein: The top surface of the rotating disc (5) is equidistantly provided with mounting holes for mounting the cutting assembly, the number of the mounting holes is four groups and is close to the side edge of the rotating disc (5).

4. A core knockout device for a sizing blind hole according to claim 1, wherein: The middle part of the circular cover (11) is provided with a through hole, wherein the middle part of the circular cover (11) is provided with a cavity, the inner side wall of the through hole and the position close to the bottom are provided with a chain hole, the chain hole is communicated with the cavity, wherein the top end of the circular cover (11) is provided with an insertion hole, the insertion hole is used for the cutting assembly to be inserted.

5. A core knockout device for a sizing blind hole according to claim 1, wherein: The cutting assembly comprises a chain fixing bolt (6), a fixed column (7), a pulley (12), a rigid chain (8) and a cutter head (9), the fixed column (7) is fixedly installed in the middle part of the rotating disc (5), the chain fixing bolt (6) is movably installed in the middle part of the rotating disc (5), the pulley (12) is movably installed on the top of the fixed column (7) and is attached to the bottom of the disc (4), the rigid chain (8) is fixedly installed at the bottom end of the chain fixing bolt (6), and the cutter head (9) is fixedly installed at one end of the rigid chain (8).

6. A core knockout device for a sizing blind hole according to claim 5, wherein: The rigid chain (8) is composed of a chain and a guide frame, wherein the guide frame is "L" shaped and is symmetrically arranged, and the guide frame is provided with a limiting groove on the opposite inner side, and the chain is movably installed in the limiting groove.

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