CN219402449U

CN219402449U - Center hole drilling machine tool

Info

Publication number: CN219402449U
Application number: CN202320132708.7U
Authority: CN
Inventors: 郝建武; 杨新生; 贺志坚
Original assignee: Shanxi Liliu Coking Coal Group Liulin Co ltd
Current assignee: Shanxi Liliu Coking Coal Group Liulin Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-07-25
Anticipated expiration: 2033-02-06

Abstract

The utility model discloses a center hole drilling machine tool, and particularly relates to the field of machine tools, which comprises a machine tool, a drilling power box, a chuck clamping frame and a center frame, wherein the drilling power box is fixed at the top of the machine tool, the chuck clamping frame is arranged at one side of the output end of the drilling power box, the center frame is arranged at one side of the chuck clamping frame away from the drilling power box, the output end of the drilling power box penetrates through the chuck clamping frame and is connected with a drill bit, and baffle plates are symmetrically and fixedly connected with two sides of the top of the machine tool. According to the utility model, the position of the scraps can be limited and blocked through the baffle plate, the scraps can conveniently enter the collecting frame through the first limiting sliding groove and the small holes, centralized treatment is carried out, the using effect is improved, and the generated scraps can be blown downwards through the jet head by starting the air pump, so that the scraps can fall into the collecting frame through the small holes and the first limiting sliding groove, and the cleaning effect is improved.

Description

Center hole drilling machine tool

Technical Field

The utility model relates to the technical field of machine tools, in particular to a machine tool for drilling a center hole.

Background

Machine tools refer to machines for producing machines, also known as machine tools or machine tools, which are conventionally referred to as machine tools. Generally, the method is divided into a metal cutting machine tool, a forging machine tool, a woodworking machine tool and the like, and a plurality of methods for processing mechanical parts in modern machine manufacturing are adopted: besides cutting processing, there are casting, forging, welding, stamping, extrusion and the like, and the machine tool is one of the machine tools used for drilling center holes when the center of the crankshaft is drilled, and is generally used for final processing of parts with higher precision requirements and thinner surface roughness requirements by a cutting method on the machine tool.

The utility model discloses a special machine tool for a central hole of a crankshaft, which comprises a special machine tool body, a drilling power head, a chuck clamping frame, a drill chuck, a central drill and a central frame, wherein the drilling power head, the chuck clamping frame, the drill chuck, the central drill and the central frame are positioned on the special machine tool body, the drilling power head is connected with the central drill through the drill chuck, a middle hole is formed in the middle of the chuck clamping frame, the drill chuck and the central drill stretch into the middle hole of the chuck clamping frame, the central frame and the chuck clamping frame are respectively used for supporting and clamping two ends of a workpiece, and a drill bit of the central drill penetrates out of the middle hole of the chuck clamping frame and is used for drilling the end face of the workpiece. The special machine tool for the crankshaft center hole has the advantages of simple structure, convenient operation and easy workpiece loading and unloading; compared with the traditional manual drilling mode, the machining efficiency is greatly improved, the machining quality of the workpiece is more stable and reliable, and the manual labor intensity is low; the method is suitable for machining the crankshaft center holes with different sizes;

but this structure is when in actual use, and the piece that produces scatters at the top of lathe, and inconvenient clearance influences the connection processing to the work piece and uses, influences the result of use.

Disclosure of Invention

The technical scheme of the utility model aims at the technical problem that the prior art is too single, and provides a solution which is obviously different from the prior art. In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a machine tool for drilling a center hole, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the center hole drilling machine tool comprises a machine tool body, a drilling power box, a chuck clamping frame and a center frame, wherein the drilling power box is fixed at the top of the machine tool body, the chuck clamping frame is arranged at one side of an output end of the drilling power box, the center frame is arranged at one side of the chuck clamping frame away from the drilling power box, the output end of the drilling power box penetrates through the chuck clamping frame and is connected with a drill bit, and baffles are symmetrically and fixedly connected to two sides of the top of the machine tool body;

the utility model discloses a machine tool, including lathe, fixed box, first carousel, first spacing slider, fixed box's bottom bilateral symmetry fixedly connected with third backup pad, fixed box's bottom is provided with a plurality of air jet heads, aperture and first spacing spout have been seted up on the top surface of lathe, one side of lathe has inserted and has been collected the frame, the middle part of lathe is provided with first threaded rod and dead lever, the wall body and the first carousel of fixedly connected with of first threaded rod are run through to the one end of lathe, the bottom fixedly connected with first backup pad of center frame, the bottom fixedly connected with of first backup pad, the top of lathe is provided with the fixed box, the top of fixed box is provided with the air pump, the bottom bilateral symmetry fixedly connected with third backup pad.

Preferably, the first spacing slider is corresponding with first spacing spout, first spacing slider runs through the middle part of first spacing spout, first spacing slider and first spacing spout looks adaptation, the cross-sectional shape of first spacing slider sets up to "T" shape, dead lever and first threaded rod all run through the middle part of first spacing slider, first threaded rod and first spacing slider threaded connection, first spacing spout and aperture all set up at the top of collecting the frame, the bottom symmetry of collecting the frame is provided with the supporting wheel all around, the inner chamber middle part of collecting the frame is provided with the second backup pad, the bottom of second backup pad is provided with aspiration pump and exhaust tube, the front side of collecting the frame is provided with the closing plate, the bilateral symmetry of center frame is inserted and is equipped with the second threaded rod, the one end fixedly connected with second carousel of second threaded rod, the top of center frame is provided with the standing groove, the one end that the second carousel was kept away from to the second carousel extends to the standing groove inside of center frame, aperture and first spacing spout all set up at the top of two back sides at the same side of collecting the frame, the bottom of collecting the bottom of second backup pad is provided with the corresponding air pump and the air pump, the bottom of two opposite side of second backup pads is provided with the corresponding air pump, the bottom of second baffle is provided with the first side of the second baffle, the corresponding top of the second baffle is connected with the second top of the air pump.

The utility model has the technical effects and advantages that:

1. according to the utility model, the position of the scraps can be limited and blocked through the baffle plate, the scraps can conveniently enter the inside of the collecting frame through the first limiting sliding groove and the small holes, centralized treatment is carried out, the using effect is improved, the generated scraps can be blown downwards through the jet head by starting the air pump, the scraps can fall into the inside of the collecting frame through the small holes and the first limiting sliding groove, the cleaning effect is improved, and the positions of the fixed box and the air pump can be conveniently moved through the cooperation of the second limiting sliding block and the rolling ball, so that the scrap cleaning effect is improved;

2. according to the utility model, the first supporting plate is controlled to move at the top of the machine tool sequentially by rotating the first rotating disc, so that the distance between the center frame and the chuck clamping frame can be conveniently adjusted according to the length of a workpiece, the use effect is improved, the suction force is generated at the bottom of the second supporting plate through the suction pipe by starting the suction pump, the debris collection effect is improved, and the collection frame is conveniently moved out by the supporting wheel and the sealing plate, so that the collected debris is cleaned, and the use effect is improved;

in conclusion, through the mutual influence of a plurality of effects, the piece that can conveniently produce the drilling is cleared up, and does not influence the continuous processing to the work piece, improves the result of use, can conveniently adjust the distance of center rest and chuck dress clamp frame according to the length of work piece simultaneously, improves the result of use.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic top view of the present utility model.

Fig. 3 is a schematic structural view of the center frame of the present utility model.

Fig. 4 is a schematic side sectional structure of the stationary box of the present utility model.

The reference numerals are: 1. a machine tool; 2. drilling and pinning a power box; 3. a drill bit; 4. clamping frames are arranged on the chucks; 5. a center frame; 6. a baffle; 7. a first support plate; 8. the first limiting slide block; 9. a first threaded rod; 10. a first turntable; 11. a fixed rod; 12. a small hole; 13. the first limiting chute; 14. a collection frame; 15. a second support plate; 16. an air extracting pump; 17. an exhaust pipe; 18. a support wheel; 19. a sealing plate; 20. a fixed box; 21. a third support plate; 22. a jet head; 23. an air pump; 24. the second limit sliding block; 25. a rolling ball; 26. the second limiting chute; 27. a second threaded rod; 28. and a second turntable.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The center hole drilling machine tool comprises a machine tool 1, a drilling power box 2, a chuck clamping frame 4 and a center frame 5, wherein the drilling power box 2 is fixed at the top of the machine tool 1, the chuck clamping frame 4 is arranged at one side of an output end of the drilling power box 2, the center frame 5 is arranged at one side of the chuck clamping frame 4 far away from the drilling power box 2, the output end of the drilling power box 2 penetrates through the chuck clamping frame 4 and is connected with a drill bit 3, and baffle plates 6 are symmetrically and fixedly connected with two sides of the top of the machine tool 1;

the utility model provides a lathe is provided with aperture 12 and first spacing spout 13 on the top surface of lathe 1, the collection frame 14 is inserted to one side of lathe 1, the middle part of lathe 1 is provided with first threaded rod 9 and dead lever 11, the first carousel 10 of wall and fixedly connected with of lathe 1 is run through to the one end of first threaded rod 9, the bottom fixedly connected with first backup pad 7 of center rest 5, the bottom fixedly connected with first spacing slider 8 of first backup pad 7, the top of lathe 1 is provided with fixed case 20, the top of fixed case 20 is provided with air pump 23, the bottom bilateral symmetry fixedly connected with third backup pad 21 of fixed case 20, the bottom of fixed case 20 is provided with a plurality of jet heads 22.

As shown in fig. 1-4, the first limit sliding block 8 corresponds to the first limit sliding groove 13, the first limit sliding block 8 penetrates through the middle part of the first limit sliding groove 13, the first limit sliding block 8 is matched with the first limit sliding groove 13, the cross section of the first limit sliding block 8 is in a T shape, the fixing rod 11 and the first threaded rod 9 penetrate through the middle part of the first limit sliding block 8, the first threaded rod 9 is in threaded connection with the first limit sliding block 8, the first limit sliding groove 13 and the small hole 12 are arranged at the top of the collecting frame 14, supporting wheels 18 are symmetrically arranged at the periphery of the bottom of the collecting frame 14, a second supporting plate 15 is arranged in the middle part of the inner cavity of the collecting frame 14, an air extracting pump 16 and an air extracting tube 17 are arranged at the bottom of the second supporting plate 15, a sealing plate 19 is arranged at the front side of the collecting frame 14, second threaded rods 27 are symmetrically inserted at two sides of the center frame 5, one end of the second threaded rod 27 is fixedly connected with a second rotary table 28, the top of the center frame 5 is provided with a placing groove, one end of the second threaded rod 27, which is far away from the second rotary table 28, extends into the placing groove of the center frame 5, the small hole 12 and the first limit sliding groove 13 are arranged on the opposite sides of the two baffles 6, the second limit sliding groove 26 is symmetrically arranged on the opposite sides of the two baffles 6, the third supporting plate 21 is arranged on the opposite sides of the two baffles 6, the bottom end of the third supporting plate 21 is fixedly connected with a second limit sliding block 24 at the position corresponding to the second limit sliding groove 26, the bottom of the third supporting plate 21 is provided with a rolling ball 25, the output end of the air pump 23 is communicated with the inner cavity of the fixed box 20, the inner cavity of the fixed box 20 is communicated with the air injection head 22, so that the first limit sliding block 8 can be driven to move by rotating the first rotary table 10 through the first threaded rod 9, thereby driving the first support plate 7 and the center frame 5 to move at the top of the machine tool 1, facilitating the adjustment of the distance between the center frame 5 and the chuck clamping frame 4 according to the length of the workpiece, improving the use effect, and improving the stability of the movement of the first support plate 7 and the center frame 5 through the fixed rod 11;

the air pump 23 is started to inject air into the fixed box 20, the air pump is sprayed out of the fixed box 20, the scraps at the bottom of the air jet head 22 are blown up, the scraps can be blown into the collecting frame 14 through the small holes 12 and the first limiting sliding grooves 13 to be collected, the using effect is improved, the scraps at the top of the machine tool 1 can be blocked through the arranged baffle 6, the scraps are prevented from splashing, the later cleaning effect is influenced, the fixed box 20 and the third supporting plate 21 can be conveniently moved through the cooperation of the second limiting sliding block 24 and the second limiting sliding grooves 26, friction between the third supporting plate 21 and the top wall of the machine tool 1 is avoided through the rolling balls 25, the moving fluency of the fixed box 20 is improved, and the using effect is improved;

the suction force can be generated in the collecting frame 14 through the suction pipe 17 by starting the suction pump 16, so that the collecting effect of the collecting frame 14 on the scraps is improved, and the scraps can be prevented from falling on the positions of the suction pipe 17 and the suction pump 16 through the second supporting plate 15, so that the using effect is influenced;

it should be added that the suction pipe 17 is connected with the input end of the suction pump 16, a plurality of pinholes are formed on the surface of the second supporting plate 15, and the center frame 5 corresponds to the chuck clamping frame 4.

The working principle of the utility model is as follows: when the drilling machine is used, only one side of the center frame 5 box chuck clamping frame 4 is controlled to move sequentially by rotating the first rotating disc 10 according to the length of a workpiece, then the workpiece is placed on one side of the center frame 5 and one side of the chuck clamping frame 4, the workpiece is supported and limited by the chuck clamping frame 4, the workpiece is horizontally arranged by rotating the second rotating disc 28 through the second threaded rod 27, the axis of the workpiece corresponds to the axis of the drill bit 3, and the drilling power box 2 can be started to start the drill bit 3 to drill the center of the workpiece;

simultaneously, the air pump 23 is started and the third supporting plate 21 is moved to drive the fixing box 20 and the air pump 23 to move, so that the jet head 22 moves to the chip outlet end of the drill bit 3, chips generated by drilling penetrate through the small holes 12 and the first limiting sliding grooves 13 and are blown into the collecting frame 14 to be collected, the using effect is improved, and the positions of the chips are blocked through the baffle 6.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a centre bore lathe, includes lathe (1), bores round pin headstock (2), chuck dress clamp holder (4) and centre frame (5), it fixes the top at lathe (1) to bore round pin headstock (2), chuck dress clamp holder (4) set up on one side of the output of boring round pin headstock (2), centre frame (5) set up on one side that chuck dress clamp holder (4) kept away from boring round pin headstock (2), its characterized in that: the output end of the drilling power box (2) penetrates through the chuck clamping frame (4) and is connected with a drill bit (3), and baffle plates (6) are symmetrically and fixedly connected to the two sides of the top of the machine tool (1);

the automatic feeding device is characterized in that a small hole (12) and a first limiting chute (13) are formed in the top surface of the machine tool (1), a collecting frame (14) is inserted into one side of the machine tool (1), a first threaded rod (9) and a fixed rod (11) are arranged in the middle of the machine tool (1), one end of the first threaded rod (9) penetrates through a wall body of the machine tool (1) and is fixedly connected with a first rotary table (10), a first supporting plate (7) is fixedly connected to the bottom of the center frame (5), and a first limiting sliding block (8) is fixedly connected to the bottom of the first supporting plate (7);

the top of lathe (1) is provided with fixed case (20), the top of fixed case (20) is provided with air pump (23), the bottom bilateral symmetry fixedly connected with third backup pad (21) of fixed case (20), the bottom of fixed case (20) is provided with a plurality of jet heads (22).

2. A centre-hole drilling machine according to claim 1, wherein: the first limiting sliding block (8) corresponds to the first limiting sliding groove (13), the first limiting sliding block (8) penetrates through the middle of the first limiting sliding groove (13), the first limiting sliding block (8) is matched with the first limiting sliding groove (13), and the cross section of the first limiting sliding block (8) is in a T shape.

3. A centre-hole drilling machine according to claim 1, wherein: the fixing rod (11) and the first threaded rod (9) penetrate through the middle of the first limit sliding block (8), the first threaded rod (9) is in threaded connection with the first limit sliding block (8), and the first limit sliding groove (13) and the small hole (12) are formed in the top of the collecting frame (14).

4. A centre-hole drilling machine according to claim 1, wherein: support wheels (18) are symmetrically arranged on the periphery of the bottom of the collecting frame (14), a second support plate (15) is arranged in the middle of an inner cavity of the collecting frame (14), an air suction pump (16) and an air suction pipe (17) are arranged at the bottom of the second support plate (15), and a sealing plate (19) is arranged on the front side of the collecting frame (14).

5. A centre-hole drilling machine according to claim 1, wherein: the two sides of the center frame (5) are symmetrically inserted with second threaded rods (27), one ends of the second threaded rods (27) are fixedly connected with second turntables (28), the tops of the center frame (5) are provided with placing grooves, and one ends, far away from the second turntables (28), of the second threaded rods (27) extend into the placing grooves of the center frame (5).

6. A centre-hole drilling machine according to claim 1, wherein: the small holes (12) and the first limiting sliding grooves (13) are formed in opposite sides of the two baffles (6), the second limiting sliding grooves (26) are symmetrically formed in opposite sides of the two baffles (6), and the third supporting plate (21) is arranged on opposite sides of the two baffles (6).

7. A centre-hole drilling machine according to claim 1, wherein: the bottom of third backup pad (21) is connected with second spacing slider (24) with the corresponding position of second spacing spout (26) fixedly, the bottom of third backup pad (21) is provided with spin (25), the output of air pump (23) is linked together with the inner chamber of fixed case (20), the inner chamber of fixed case (20) is linked together with jet head (22).