CN203316761U

CN203316761U - Semi-automatic drilling machine

Info

Publication number: CN203316761U
Application number: CN2013202948508U
Authority: CN
Inventors: 夏福初
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-05-27
Filing date: 2013-05-27
Publication date: 2013-12-04
Anticipated expiration: 2023-05-27

Abstract

The utility model provides a semi-automatic drilling machine and belongs to the technical field of machinery. The semi-automatic drilling machine solves the problems that an existing drilling machine is low in automation degree and low in efficiency. The semi-automatic drilling machine comprises a machine base, a stand column, a rack and a fixture, a driving motor, a spindle and a handle are arranged on the rack, the driving motor is connected with the spindle, the spindle is vertically arranged, a drilling head is arranged at the lower end of the spindle, a rotary shaft of the handle is transversely arranged and can drive the drilling head to move up and down, the rotary shaft is sleeved with a fixing wheel fixedly connected with the rotary shaft and a rotary wheel capable of rotating around the rotary shaft, a first position limit switch and a second position limit switch which are capable of enabling the driving motor to work or stop are arranged on the side portion of the rack, a first protruding block is arranged on the fixing wheel, a second protruding block is arranged on the rotary wheel, and the first position limit switch and the second position limit switch are provided with a first button and a second button respectively, wherein the first button and the second button correspond to the first protruding block and the second protruding block respectively. The semi-automatic drilling machine is simple in structure and easy and convenient to operate, can accurately control the drilling depth and the fixture to open and close, and improve processing accuracy of parts and working efficiency.

Description

A kind of semi-automatic boring machine

Technical field

The utility model belongs to field of mechanical technique, relates to a kind of drilling machine, particularly a kind of semi-automatic boring machine of the accurately keyhole degree of depth.

Background technology

Drilling machine refers to and utilizes the instrument harder, sharper keen than object by the mode of rotary cutting or rotary squeezing, stays machinery and the equipment general designation in cylindrical hole or hole on object.The rig of being called, puncher, perforator, through-hole machine etc. are also arranged, and it gets a desired effect by precise part is holed.The drilling machine of traditional type, two kinds of functional structures are arranged: one is hand-operated lifting boring, as Chinese patent [Granted publication CN2499153Y] discloses a kind of Manual drilling machine, comprise a handoff mechanism, an axial stroke controlling organization, a guiding mechanism, a clearance adjustment mechanism, handoff mechanism is bored and is formed by main shaft, the spanner be connected with the main shaft upper end and the drill bit be connected with the main shaft bottom, cover; The axial stroke controlling organization consists of handwheel, worm screw, worm gear, nut, screw mandrel; The protecting box that guiding mechanism coordinates lower end to be connected with screw mandrel by upper end by case lid and nut forms clearance adjustment mechanism and consists of the adjusting nut be connected with main shaft of nut top, two plane bearings that are located at both sides, nut upper end; Another kind is Automatic continuous lifting boring.The operation of the former hand, the low and drilling depth of efficiency is by operator people for being judged, precision is poor, although and the latter's self-action drilling machine has accurate positioning, the characteristics that efficiency is high, input cost is larger, is not suitable for middle-size and small-size user's use.

Summary of the invention

The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of semi-automatic boring machine, and it is simple in structure, easy and simple to handle, the accurately keyhole degree of depth and fixture folding, accuracy and the operating efficiency of raising parts machining.

The purpose of this utility model can realize by following technical proposal: a kind of semi-automatic boring machine, comprise support, column and frame, on support, have for clamping the fixture of workpiece, be provided with drive motors on frame, main shaft and handle, drive motors is connected with main shaft, main shaft vertically places and lower end is provided with drill bit, the rotating shaft horizontally set of handle also can drive the drill bit oscilaltion, it is characterized in that, be arranged with the fast pulley be connected with rotating shaft and the moving runner that can rotate around rotating shaft in described rotating shaft, the sidepiece of described frame is provided with travel switch one and the travel switch two that can make drive motors work or stop, be provided with projection one on the edge of described fast pulley, be provided with projection two on the edge of described moving runner, described travel switch one and travel switch two are separately positioned on the sidepiece of fast pulley and moving runner, travel switch one has the button corresponding with projection one one, travel switch two has the button corresponding with projection two two.

In the technical program, fast pulley is normally closed the contact with travel switch one, moving runner with travel switch two for often opening and contact, when handle rotates, projection on fast pulley one breaks away from the button one on travel switch one, and drive motors starts and drives the drill bit rotation, after turning an angle, projection two on scroll wheel contacts with the button two of travel switch two, and drive motors and drill bit quit work, and boring finishes.

In above-mentioned semi-automatic boring machine, also be provided with one on described frame and can make the closure of fixture and open and the work of drive motors and the pneumatic operated valve that stops synchronizeing.The folding of fixture is controlled by travel switch one and travel switch two, and the switching of fixture is synchronizeed with drive motors work, when drive motors is worked, and the fixture closure, when drive motors stops, fixture opens.

In above-mentioned semi-automatic boring machine, also be arranged with a dial in described rotating shaft.Dial can be by calculating two projection present positions angle to show the degree of depth of bit bore, so that operator's keyhole degree of depth accurately.

In above-mentioned semi-automatic boring machine, described dial and fast pulley are fixed together.The fast pulley of dial and relative inner is fixed, and it is more accurate to make the Stroke Control of drill bit.

In above-mentioned semi-automatic boring machine, described travel switch one and travel switch two be set up in parallel the sidepiece of frame and lay respectively at fast pulley and moving runner above.Two travel switches are set up in parallel, and it is more reasonable to design, convenient during operational observations.

In above-mentioned semi-automatic boring machine, be provided with a cone pulley one on the output shaft of described drive motors, the upper end of main shaft is provided with a cone pulley two contrary with cone pulley one placement direction, and cone pulley one and cone pulley two connect by belt.When drilling machine needs speed change, can realize by conversion belt different position two in the belt grooves of cone pulley one and cone pulley two.

Compared with prior art, the utlity model has following advantage: 1, after mechanism of designed drilling machine adopted our company, only need to increase by two travel switches, each parts in drilling machine remain unchanged substantially, therefore it is simple and reasonable, the cost of product is also lower, has higher use value; 2, this drilling machine is controlled the switching of controlling motor and pneumatic operated valve of motor by operating grip and two travel switches, and then the angle by controlling fast pulley and moving runner is with the drilling depth of controlling drill bit and the automatic open-close of realizing fixture.

The accompanying drawing explanation

Fig. 1 is the front schematic view of this drilling machine.

Fig. 2 is the back schematic diagram of this drilling machine.

Fig. 3 is the left diagram at handle place in this drilling machine.

In figure, 1, support; 2, column; 3, frame; 4, fixture; 5, drive motors; 6, main shaft; 7, handle; 7a, rotating shaft; 8, drill bit; 9, travel switch one; 9a, button one; 10, travel switch two; 10a, button two; 11, fast pulley; 11a, projection one; 12, moving runner; 12a, projection two; 13, dial; 14, pneumatic operated valve; 15, air inlet pipe; 16, escape pipe one; 17, escape pipe two; 18, power controling box; 18a, two-phase electric connection; 18b, three-phase electricity joint; 19, cone pulley one; 20, cone pulley two; 21, belt; 22, cylinder.

The specific embodiment

Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.

See figures.1.and.2, the present embodiment is a kind of semi-automatic boring machine, comprise support 1, column 2 and frame 3, frame 3 can be along column 2 oscilaltions, there is the fixture 4 for clamping workpiece on support 1, be provided with drive motors 5 on frame 3, main shaft 6 and the handle 7 that is arranged on frame 3 right sides, main shaft 6 vertically places and lower end is provided with drill bit 8, the rotating shaft 7a horizontally set of handle 7 also can drive drill bit 8 oscilaltions, be provided with a cone pulley 1 on the output shaft of drive motors 5, the upper end of main shaft 6 is provided with a cone pulley two 20 contrary with cone pulley one 19 placement directions, cone pulley 1 and cone pulley 2 20 are by belt 21 joint transmissions.The sidepiece of frame 3 is provided with one can be by controlling drive motors 5 work or stopping and travel switch 1 and travel switch 2 10 that drill bit 8 lifting travels are controlled, and be connected with travel switch 2 10 with travel switch 1 and can control the pneumatic operated valve 14 that fixture 4 works asynchronously with drive motors 5, be provided with cylinder 22 on fixture 4, pneumatic operated valve 14 has an air inlet pipe 15 and two escape pipes 1 that are connected with cylinder 22 and escape pipe 2 17, dynamic air cylinder 22 work also are with in pneumatic operated valve 14 foldings, thereby make fixture 4 open or closure.The structure of the fixture 4 adopted in the present embodiment is as the disclosed a kind of air-actuated jaw of Chinese patent [Granted publication number: CN201922278U].The another side of frame 3 is provided with power controling box 18, the electric controller that this power controling box 18 has a two-phase electric connection 18a, a three-phase electricity joint 18b and is connected with range controlling mechanism 8, two-phase electric connection 18a is for external two-phase electricity and drive pneumatic operated valve 14 work, and three-phase electricity joint 18b is for external three-phase electricity and drive drive motors 5 work.

With reference to Fig. 3, be arranged with successively dial 13, fast pulley 11 and moving runner 12 on rotating shaft 7a, travel switch 1 and travel switch 2 10 correspondence respectively are arranged on fast pulley 11 and moving runner 12 tops, dial 13, fast pulley 11 and rotating shaft 7a are fixed together, moving runner 12 can rotate around rotating shaft 7a, thereby realizes the Stroke Control to drill bit 8.Be provided with projection one 11a on the upper edge of fast pulley 11, be provided with projection two 12a on the edge of moving runner 12, travel switch 1 has button one 9a corresponding with projection one 11a, and travel switch 2 10 has button two 10as corresponding with projection two 12a.

The handle of this drilling machine is when initial position, and it is upper that projection one 11a of correspondence course switch 1 pushes up the button 9a that is pressed in this trip switch 9, makes travel switch 9 in off-state, and, when not moving Handl eof drill press 7, on drive motors 5, no current passes through, and can not rotate.

This drilling machine, before being operated, is first adjusted the height of frame 3, and by the scale rotation moving runner 12 on comparison dial 13, and moving runner 12 is fixing, thus the drilling depth of drill bit 8 is preset.When this drilling machine starts to operate, at first to pull handle 7, rotating shaft 7a rotates and drive fast pulley 11 and moving runner 12 rotates, make projection one 11a leave the button 9a of travel switch 1 and make travel switch one 9 conductings, drive motors 5 and pneumatic operated valve 14 are started working, and make respectively main shaft 6 rotate and the closed clamping of fixture 4 workpiece to be processed; Continue to pull handle 7, after making boring reach the desired degree of depth, now projection 12a contacts with the button 10a of travel switch 2 10, makes travel switch one 9 conductings, and drive motors 5 and pneumatic operated valve 14 quit work.

Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.

Although this paper has more been used the terms such as support 1, column 2, frame 3, fixture 4, drive motors 5, main shaft 6, handle 7, rotating shaft 7a, drill bit 8, fast pulley 11, projection one 11a, moving runner 12, projection two 12a, dial 13, pneumatic operated valve 14, air inlet pipe 15, escape pipe 1, escape pipe 2 17, power controling box 18, two-phase electric connection 18a, three-phase electricity joint 18b, cone pulley 1, cone pulley 2 20, belt 21, cylinder 22, do not get rid of the possibility of using other term.Using these terms is only in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.

Claims

1. a semi-automatic boring machine, comprise support (1), column (2) and frame (3), there is the fixture (4) for clamping workpiece on support (1), be provided with drive motors (5) on frame (3), main shaft (6) and handle (7), drive motors (5) is connected with main shaft (6), main shaft (6) is vertically placed and lower end is provided with drill bit (22), rotating shaft (7a) horizontally set of handle (7) also can drive drill bit (22) oscilaltion, it is characterized in that, be arranged with the fast pulley (11) be connected with rotating shaft (7a) and the moving runner (12) that can rotate around rotating shaft (7a) in described rotating shaft (7a), the sidepiece of described frame (3) is provided with travel switch one (9) and the travel switch two (10) that can make drive motors (5) work or stop, be provided with projection one (11a) on the edge of described fast pulley (11), be provided with projection two (12a) on the edge of described moving runner (12), described travel switch one (9) and travel switch two (10) are separately positioned on the sidepiece of fast pulley (11) and moving runner (12), travel switch one (9) has the button one (9a) corresponding with projection one (11a), travel switch two (10) has the button two (10a) corresponding with projection two (12a).

2. semi-automatic boring machine according to claim 1, is characterized in that, also is provided with one on described frame (3) and can makes the closure of fixture (4) and open and the work of drive motors (5) and the pneumatic operated valve (14) that stops synchronizeing.

3. semi-automatic boring machine according to claim 1, is characterized in that, also is arranged with a dial (13) in described rotating shaft (7a).

4. semi-automatic boring machine according to claim 3, is characterized in that, described dial (13) is fixed together with fast pulley (11).

5. according to claim 1 or 2 or 3 or 4 described semi-automatic boring machines, it is characterized in that, the sidepiece that described travel switch one (9) and travel switch two (10) are set up in parallel in frame (3), and lay respectively at the top of fast pulley (11) and moving runner (12).

6. according to claim 1 or 2 or 3 or 4 described semi-automatic boring machines, it is characterized in that, be provided with a cone pulley one (19) on the output shaft of described drive motors (5), the upper end of described main shaft (6) is provided with a cone pulley two (20) contrary with cone pulley one (19) placement direction, and cone pulley one (19) and cone pulley two (20) connect by belt (21).