CN209578816U - Lifting device for drilling machine - Google Patents

Abstract

The utility model provides a lifting device for a drilling and tapping machine, which comprises a lifting component and a Y-direction moving component arranged on the lifting component; the X-direction moving assembly is arranged on the Y-direction moving assembly; the lifting assembly comprises a fixed base plate, a lifting platform, a first lead screw nut matched with the first lead screw, a rolling bearing, a bearing seat and a fixed seat, wherein the bearing seat is fixed on the fixed base plate, an outer ring of the rolling bearing is tightly matched and connected with the bearing seat, the fixed seat is tightly matched and connected with an inner ring of the rolling bearing, the first lead screw nut is fixed at the upper end of the fixed seat, and a first belt pulley is fixedly connected at the lower end of the fixed seat; one end of the first screw rod is fixedly connected with the lifting platform, and the other end of the first screw rod sequentially penetrates through the fixed base plate, the fixed seat and the first belt wheel; the fixed bottom plate is provided with a first motor, and a motor shaft of the first motor is provided with a second belt wheel.

Description

Lifting device for drilling machine

technical field

The utility model relates to the technical field of drilling and tapping machines, in particular to a lifting device for drilling and tapping machines.

Background technique

In the process of mechanical manufacturing and processing, it is often necessary to perform machining such as drilling or tapping on the workpiece. For some small workshops that perform mechanical processing, traditional drilling and tapping machines are still used. Traditional drilling and tapping machines are more cost-effective, but traditional drilling and tapping machines generally use manual control of lifting, and most of them use the control of the lifting of the machine head to achieve processing, making traditional drilling and tapping machines increasingly unsatisfactory for the market. Demand, and because of the airtightness of the machine head, it is inconvenient to maintain when the lifting device fails.

Therefore, in order to improve the efficiency and not increase the cost too much, the traditional hand-operated drilling machine can be refitted, and a lifting device that can be used with the traditional hand-operated drilling machine to control the lifting of the workbench can be designed. The method of lifting and lowering the workbench is used to realize processing, replacing the traditional lifting and lowering of the machine head, and this lifting device does not need to be sealed, which makes the modified lifting device easier to repair than the traditional one.

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides a lifting device for drilling and tapping machines, which can improve processing efficiency without increasing the cost too much, is suitable for small workshops, and is more convenient than traditional lifting devices repair.

The technical scheme adopted by the utility model is: a lifting device for drilling and tapping machine, including an X-direction moving assembly, a Y-direction moving assembly and a lifting assembly, the Y-direction moving assembly is arranged on the lifting assembly; The moving assembly is arranged on the Y-direction moving assembly; the lifting assembly includes a fixed base plate, a lifting table, a first screw, a first screw nut matched with the first screw, a rolling bearing, a bearing seat and a fixing seat , the fixed bottom plate is provided with a guide sleeve, and the lifting platform is provided with a guide column that cooperates with the guide sleeve; the bearing seat is fixed on the fixed bottom plate, and the outer ring of the rolling bearing and the bearing The seat is tightly connected, the fixed seat is tightly connected with the inner ring of the rolling bearing and passes through the bearing seat, and the first screw nut is matched with the first screw and fixed on the fixed seat. The upper end, the lower end of the fixed seat is fixedly connected with the first pulley; one end of the first screw rod is fixedly connected with the lifting platform, and the other end passes through the fixed base plate, the fixed seat and the The first pulley; the fixed base plate is provided with a first motor, the motor shaft of the first motor is provided with a second pulley, and a winding is arranged between the first pulley and the second pulley belt.

Further, a fixed ring is fixedly connected to the lower end of the fixed seat, and the first pulley is fixedly connected to the fixed ring.

Further, the fixed bottom plate, the fixed base, and the first pulley are all provided with through holes, and the first threaded rod passes through each of the through holes in sequence, so that the first threaded rod can be raised and lowered.

Further, a fixed frame is arranged on the fixed bottom plate, and the first motor is arranged on the fixed frame.

Further, the Y-direction moving assembly includes a first slide rail, a second slide rail, a first slide block sliding along the first slide rail, and a second slide block sliding along the second slide rail, so The first slide rail and the second slide rail are arranged in parallel on the lifting platform; one end of a bearing plate is connected with the first slide block, and the other end is connected with the second slide block; The first drive assembly on the lifting platform drives the bearing plate to slide along the first slide rail and the second slide rail.

Further, the first drive assembly is a cylinder drive assembly or a motor drive assembly.

Further, the X-direction moving assembly includes a third slide block and a fourth slide block fixed on the bearing plate, a third slide rail sliding along the third slide block, and a third slide rail sliding along the fourth slide block. A fourth sliding rail for block sliding, the third sliding block and the fourth sliding block are arranged in parallel; one end of a worktable is connected with the third sliding rail, and the other end is connected with the fourth sliding rail; The bearing plate is provided with a second screw nut, and a second screw is screwed to the second screw nut; one end of the third slide rail and one end of the fourth slide rail pass through a motor frame connected, the motor frame is provided with a second motor, and the motor shaft of the second motor is fixedly connected with one end of the second screw rod.

Further, a buffer block is provided on the fixed base plate, and the buffer block is located between the fixed base plate and the lifting platform.

The beneficial effects of the utility model are as follows: the utility model is a lifting device that can be used in conjunction with a traditional hand-operated drilling machine to control the lifting of the workbench. , and this kind of lifting device does not need to be sealed, making the modified lifting device easier to repair than the traditional lifting device. The first pulley is driven to rotate by the first motor arranged on the fixed base plate, thereby driving the first screw nut to rotate, so that the first screw rod matched with the first screw nut can move along the first screw nut The nut goes up and down, and then drives the workbench to go up and down.

Description of drawings:

Fig. 1 is the overall structure schematic diagram of the jacking device for drilling and tapping machine described in the utility model;

Fig. 2 is a schematic structural view of the lifting assembly of the lifting device for the drilling and tapping machine described in the present invention;

Fig. 3 is the enlarged schematic diagram of A place of Fig. 2;

Fig. 4 is another schematic structural view of the lifting assembly of the lifting device for the drilling and tapping machine described in the present invention;

Fig. 5 is a structural schematic diagram of the X-direction moving assembly of the lifting device for the drilling and tapping machine described in the present invention;

Fig. 6 is another structural schematic diagram of the X-direction moving assembly of the lifting device for the drilling and tapping machine of the present invention.

Explanation of reference signs:

X-direction moving assembly 10, third slider 11, fourth slider 12, third slide rail 13, fourth slide rail 14, workbench 15, second screw nut 16, second screw rod 17, motor frame 18 , the second motor 19, the Y-direction moving assembly 20, the first sliding rail 21, the second sliding rail 22, the first sliding block 23, the second sliding block 24, the bearing plate 25, the lifting assembly 30, the fixed bottom plate 31, the guide sleeve 311, guide post 312, lifting platform 32, the first screw mandrel 33, the first screw mandrel nut 34, rolling bearing 35, bearing seat 36, fixed seat 37, the first pulley 371, fixed ring 372, the first motor 38, the first Two pulleys 381, a belt 39, a through hole 40, and a first drive assembly 50.

Detailed ways

In order to make the utility model purpose, technical scheme and technical effect of the utility model clearer, the utility model will be further described below in combination with specific embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, not to limit the utility model.

With reference to Fig. 1, a kind of lifting device for drilling and tapping machine includes X-direction moving assembly 10, Y-direction moving assembly 20 and lifting assembly 30, and described Y-direction moving assembly 20 is arranged on described lifting assembly 30; The moving assembly 10 is disposed on the Y-direction moving assembly 20 . Through the mutual cooperation among the Y-direction moving assembly 20 , the X-direction moving assembly 10 and the lifting assembly 30 , the workpiece can be processed.

Wherein, with reference to Fig. 2-4, described lifting assembly 30 comprises fixed bottom plate 31, lifting table 32, first screw mandrel 33, the first screw mandrel nut 34 that cooperates with described first screw mandrel 33, rolling bearing 35, bearing seat 36 and a fixed base 37, the fixed bottom plate 31 is provided with a guide sleeve 311, and the lift platform 32 is provided with a guide post 312 that cooperates with the guide sleeve 311. Wherein, the fixed bottom plate 31 can be fixed on the frame of the drilling machine (not shown in the figure). Through the cooperative guidance of the guide sleeve 311 and the guide post 312, the lifting process is smoother. The bearing seat 36 is fixed on the fixed bottom plate 31, the outer ring of the rolling bearing 35 is closely connected with the bearing seat 36, and the fixed seat 37 is tightly connected with the inner ring of the rolling bearing 35 and passes through The bearing seat 36, the first screw nut 34 are threadedly matched with the first screw 33 and fixed on the upper end of the fixed seat 37, and the lower end of the fixed seat 37 is fixedly connected with a first pulley 371 . One end of the first threaded rod 33 is fixedly connected to the lifting platform 32 , and the other end passes through the fixed bottom plate 31 , the fixed seat 37 and the first pulley 371 in sequence. The fixed bottom plate 31 is provided with a first motor 38, the motor shaft of the first motor 38 is provided with a second pulley 381, and a winding is arranged between the first pulley 371 and the second pulley 381. There is a belt 39 . When it is necessary to realize lifting, the first motor 38 starts, and through the transmission between the pulleys, the fixed base 37 fixedly connected with the first pulley 371 rotates, thereby driving the first pulley on it. The screw nut 34 rotates, and under the action of the threads between the first screw nut 34 and the first screw rod 33 , the first screw rod 33 drives the lifting platform 32 to go up and down. The structure of this kind of lifting device is simpler than the traditional lifting device sealed in the machine head, and because it does not need to be sealed, it makes maintenance more convenient, and it is also more convenient to check for faults.

Preferably, a fixing ring 372 is fixedly connected to the lower end of the fixing seat 37 , and the first pulley 371 is fixedly connected to the fixing ring 372 . Wherein, the first pulley 371 is not in contact with the bearing seat 36 , preventing friction with the bearing seat 36 when the first pulley 371 rotates.

Preferably, a buffer block 60 is provided on the fixed bottom plate 31 , and the buffer block 60 is located between the fixed bottom plate 31 and the lifting platform 32 . Through the function of the buffer block 60, when the lifting platform 32 descends to the lowest point, it will not collide strongly with the fixed bottom plate 31 due to the action of inertial force, which plays a role of buffering.

Wherein, the fixed bottom plate 31, the fixed base 37, and the first pulley 371 are all provided with through holes 40, and the first screw rods 33 pass through each of the through holes 40 in turn, so that the first Screw mandrel 33 is not clamped when realizing lifting.

Specifically, the fixed bottom plate 31 is provided with a fixed frame 382, and the first motor 38 is arranged on the fixed frame 382.

Specifically, referring to FIG. 1, the Y-direction moving assembly 20 includes a first slide rail 21, a second slide rail 22, a first slide block 23 sliding along the first slide rail 21, and a slide block along the second slide rail. The second slide block 24 that rail 22 slides, and described first slide rail 21 and described second slide rail 22 are arranged on the described lifting table 32 in parallel; One end of a bearing plate 25 is connected with described first slide block 23 , the other end of which is connected to the second slider 24, and a first driving assembly 50 arranged on the lift table 32 drives the carrying plate 25 along the first slide rail 21 and the second slide rail 22 slides.

Specifically, the first drive assembly 50 is a cylinder drive assembly or a motor drive assembly. In this application model, the first driving component 50 is a motor screw drive component, and the motor drives the screw to rotate, driving the screw pair matched with the screw to move, thereby driving the bearing plate 25 to move.

Specifically, referring to FIG. 5 and FIG. 6, the X-direction moving assembly 10 includes a third slider 11 and a fourth slider 12 fixed on the bearing plate 25, and sliding along the third slider 11 The third slide rail 13, and the fourth slide rail 14 sliding along the fourth slide block 12, the third slide block 11 and the fourth slide block 12 are arranged in parallel. One end of a workbench 15 is connected with the third slide rail 13, and the other end is connected with the fourth slide rail 14; the loading plate 25 is provided with a second screw nut 16, a second screw mandrel 17 It is threadedly connected with the second screw nut 16 . One end of the third slide rail 13 and one end of the fourth slide rail 14 are connected by a motor frame 18, the motor frame 18 is provided with a second motor 19, the motor shaft of the second motor 19 is connected to the One end of the second screw rod 17 is fixedly connected. When the second motor 19 starts, the second screw mandrel 17 rotates, because the second screw mandrel nut 16 is fixed, and under the action of the interaction force, the second screw mandrel 17 moves forward, and The second motor 19 fixedly connected to the second screw rod 17 moves together, thereby pushing the third slide rail 13 and the fourth slide rail 14 to move, and realizing the X-direction movement of the workbench 15 .

The working principle and process of the present utility model: first, when it is necessary to realize lifting, the first motor 38 is started, and through the transmission between the pulleys, the fixed seat 37 fixedly connected with the first pulley 371 Rotate, thereby driving the first screw nut 34 on it to rotate, under the action of the threads between the first screw nut 34 and the first screw 33, the first screw 33 is driven The lifting platform 32 is lifted and lowered. Through the driving of the first driving assembly 50 in the Y-direction moving assembly 20, the Y-direction adjustment of the worktable 15 is realized, and through the driving of the second motor 19 in the X-direction moving assembly 10, the work is realized. The X-direction adjustment of the table 15, combined with the action of the lifting assembly 30, moves the workpiece to the drill bit of the drilling and tapping machine for processing, thereby completing the processing of the workpiece.

The above content is a further detailed description of the utility model in combination with specific preferred embodiments, and it cannot be assumed that the specific implementation of the utility model is only limited to these descriptions. For those of ordinary skill in the technical field to which the utility model belongs, on the premise of not departing from the idea of the utility model, its structure form can be flexible and changeable, and a series of products can be derived. Just making some simple deductions or substitutions should be considered as belonging to the patent protection scope of the utility model determined by the submitted claims.

Claims (8)

1. a kind of drilling and tapping machine lifting device, including X is to moving assembly (10), Y-direction moving assembly (20) and lifting assembly (30), The Y-direction moving assembly (20) is set on the lifting assembly (30)；The X is mobile set on the Y-direction to moving assembly (10) On component (20)；It is characterized in that, the lifting assembly (30) includes fixed bottom plate (31), lifting platform (32), the first screw rod (33), the first feed screw nut (34) cooperated with first screw rod (33), rolling bearing (35), bearing block (36) and fixing seat (37), the fixed bottom plate (31) is equipped with guide sleeve (311), and the lifting platform (32) is equipped with to be cooperated with the guide sleeve (311) Guide post (312)；The bearing block (36) is fixed on the fixed bottom plate (31), the outer ring of the rolling bearing (35) and institute It states bearing block (36) close-fitting to connect, the inner ring close-fitting of the fixing seat (37) and the rolling bearing (35) is connected and through described Bearing block (36), first feed screw nut (34) and first screw rod (33) are threadedly engaged and are fixed on the fixing seat (37) lower end of upper end, the fixing seat (37) is fixedly connected with first pulley (371)；One end of first screw rod (33) Be fixedly connected with the lifting platform (32), the other end sequentially pass through the fixed bottom plate (31), the fixing seat (37) and The first pulley (371)；The fixed bottom plate (31) is equipped with first motor (38), the motor shaft of the first motor (38) It is equipped with the second belt wheel (381), is arranged with a belt (39) between the first pulley (371) and second belt wheel (381).

2. drilling and tapping machine lifting device according to claim 1, it is characterised in that: the lower end of the fixing seat (37) is fixed It is connected with a fixed ring (372), the first pulley (371) is fixedly connected with the fixed ring (372).

3. drilling and tapping machine lifting device according to claim 2, it is characterised in that: the fixed bottom plate (31), described solid Reservation (37), the first pulley (371) are equipped with through-hole (40), and first screw rod (33) sequentially passes through each through-hole (40), it realizes and goes up and down so as to first screw rod (33).

4. drilling and tapping machine lifting device according to claim 1, it is characterised in that: the fixed bottom plate (31) is equipped with one Fixed frame (382), the first motor (38) are set on the fixed frame (382).

5. drilling and tapping machine lifting device according to claim 1, it is characterised in that: the Y-direction moving assembly (20) includes First sliding rail (21), the second sliding rail (22), along the first sliding block (23) of first sliding rail (21) sliding, and along described second The second sliding block (24) of sliding rail (22) sliding, first sliding rail (21) is parallel with the second sliding rail (22) to be set to the lifting On platform (32)；One end of one loading plate (25) is connect with first sliding block (23), the other end and second sliding block (24) Connection, first driving assembly (50) being set on the lifting platform (32) drive the loading plate (25) along first sliding rail (21) it is slided with second sliding rail (22).

6. drilling and tapping machine lifting device according to claim 5, it is characterised in that: first driving assembly (50) is gas Cylinder driving assembly or motor drive component.

7. drilling and tapping machine lifting device according to claim 5, it is characterised in that: the X includes to moving assembly (10) Third sliding block (11) and the Four-slider (12) being fixedly arranged on the loading plate (25), along the of the third sliding block (11) sliding Three sliding rails (13), and along the 4th sliding rail (14) of the Four-slider (12) sliding, the third sliding block (11) and described the Four-slider (12) is arranged in parallel；One end of one workbench (15) is connect with the third sliding rail (13), the other end and described the Four sliding rails (14) connection；The loading plate (25) is equipped with the second feed screw nut (16), one second screw rod (17) and described second Feed screw nut (16) is threadedly coupled；One end of the third sliding rail (13) and one end of the 4th sliding rail (14) pass through an electricity Rack (18) connection, the motor rack (18) be equipped with the second motor (19), the motor shaft of second motor (19) with it is described One end of second screw rod (17) is fixedly connected.

8. drilling and tapping machine lifting device according to claim 1, it is characterised in that: the fixed bottom plate (31) is equipped with slow It rushes block (60), the buffer stopper (60) is between the fixed bottom plate (31) and the lifting platform (32).