CN203765711U - Miniature office table drill - Google Patents
Miniature office table drill Download PDFInfo
- Publication number
- CN203765711U CN203765711U CN201420199873.5U CN201420199873U CN203765711U CN 203765711 U CN203765711 U CN 203765711U CN 201420199873 U CN201420199873 U CN 201420199873U CN 203765711 U CN203765711 U CN 203765711U
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- CN
- China
- Prior art keywords
- sleeve
- housing
- miniature
- hole
- miniature office
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Drilling And Boring (AREA)
Abstract
The utility model discloses a miniature office table drill and is applicable to the field of office supplies. The miniature office table drill comprises an upright post arranged on a bottom plate in a vertical mode, and a sleeve sleeved on the upright post in a coaxial mode, wherein a spring is arranged in an inner cavity of the sleeve; a machine head arranged parallel to the sleeve is connected with the sleeve into a whole through a shell; the lower part of a positioning thread pin in a pressure part arranged above the sleeve penetrates through a through hole in the shell and the sleeve and downwards extends into an inner cavity in the middle upper part of the spring. By adoption of the simplified design, downward feeding movement in the borehole is quite simple, namely only a knurlied knob is needed to be manually pressed down, a built-in compression spring in the sleeve is pressed to shrink, the shell and the sleeve slide downwards relative to the upright post, and the machine head part is driven to wholly move downwards. Therefore, the miniature office table drill has the advantages of simple structure, small size, low cost, convenient\ operation and the like. In addition, because the miniature office table drill adopts low-voltage direct current, the miniature office table drill is energy-saving, safe and low in noise during use.
Description
Technical field
The utility model is applicable to office appliance field.Specifically, the utility model relates to a kind of miniature office bench drill that thicker papery office data and small circuit board are carried out to drilling operation that is applicable to being placed on desk.
Background technology
Finance Department in many units; often to thick account table, voucher be holed and be bound; Er technical research department also often has the technical data such as thick complete drawing and set technique and holes and bind; now use stapler just somewhat unable to do what one wishes, this just need to use special office boring bar tool---office bench drill.But current existing office bench drill complex structure, volume is large, price is high, malfunction; And due to need to be with the higher power electric of voltage, not too safe again in use.Therefore, this traditional office bench drill is not to be applicable to being very much placed on desk using.
Summary of the invention
The purpose of this utility model provides for existing weak point in above-mentioned prior art just a kind of miniature office bench drill that thicker papery office data and small circuit board are carried out to drilling operation that is applicable to being placed on desk.Because the utility model has adopted simplified design, thus have simple in structure, volume is little, cost is low, the advantage such as easy to operate; And the utility model adopts is low-voltage DC (24 volts), energy-conservation, safety, noise are low in use.
The purpose of this utility model can be achieved through the following technical solutions:
Miniature office bench drill of the present utility model comprises in vertical mode and is arranged on the column on base plate, and (endoporus of sleeve adopts moving cooperation with column face, can easy on and off activity in coaxial line mode, to be sleeved on sleeve on column.Sleeve, column are 45 steel and carry out modifier treatment wear-resisting to guarantee), in the inner chamber of sleeve, be provided with spring (guaranteeing can automatically lift after boring), the head be arrangeding in parallel with sleeve connects as one by housing and sleeve, above sleeve, be provided with the press member being formed by knurlied knob and positioning threads pin, the bottom of the positioning threads pin in described press member is passed and is extended downward in the inner chamber of spring middle and upper part (location, middle and upper part to spring, occurs crooked or run while preventing spring stress) from the through hole that housing and sleeve process.
The utility model is provided with threaded straight pin on the lateral surface of the middle part of described column; Lateral surface in the middle and lower part of described sleeve is processed with the vertical gathering sill that bottom that width and threaded straight pin match is enclosed construction (object be in order to prevent rotate depressing sleeve when lifting).
The utility model is processed with left and right two and by bottom surface, is extended upward and sleeve installing hole and motor installing blind that axis is parallel to each other on described housing bottom surface, and the top seal end of sleeve installing hole offer with sleeve installing hole concentric for the through hole of described positioning threads pin is installed; In the enclosure body along continuous straight runs symmetry being arranged in above sleeve installing hole, offer two through wires holes that penetrate into motor installing blind from housing left outer surface, along the center line of housing, from left and right, also offer fabrication hole coplanar with through wires hole, that be parallel to through wires hole.
Head described in the utility model comprises DC micromotor, gland, opening copper ring, little drill chuck, wherein (motor adopts 24 volts of DC micromotors for model plane to DC micromotor, appearance and size φ 35.8*51) be arranged in the motor installing blind of housing, at the lower surface of motor installing blind, by connector, endoporus that minimum diameter equates with motor external diameter is installed with the gland of the conical surface, the inner conical surface of described gland and be enclosed within opening copper ring on motor outer surface and be tight fit state (the fixing of motor realized by the gap of adjusting between gland and housing end face: screw the sunk screw on gland, gland presses to the lower surface of housing, the inner conical surface of gland produces a centripetal radial pressure to opening copper ring, force opening copper ring internal diameter to diminish, tightly embrace on the external cylindrical surface of DC micromotor, thereby micromachine is pressed abd fixed in the motor installing hole of housing), for clamping the little drill chuck of drill bit, by little jackscrew, be pressed on the central shaft (it is good that little drill chuck has centering property, changes advantage easily) of DC micromotor.
The utility model also comprises automatically controlled annex; Described automatically controlled annex comprises the press button of a through wires hole termination that is arranged on housing, (24 volts of direct current supply lines are communicated with press buttones and are connected with two electrodes of micro machine through a through wires hole of housing, then pass with power supply and join through another through wires hole to be communicated with the electric wire of described press button, DC micromotor and supply socket.Only need press the button switch can control starting or stoping of DC micromotor).
Described in the utility model, below base plate, be stained with the rubber slab that can reduce desktop scuffing and service wear.
Principle of the present utility model and beneficial effect are as follows:
The utility model, owing to having adopted simplified design, makes the downward feed motion in boring very simple.Only need be by manually pressing down knurlied knob, the built-in spring pressurized in sleeve shrinks, housing, the relative column down sliding of sleeve, driving head section integral body to move down can realize simultaneously.Therefore, the utlity model has simple in structure, volume is little, cost is low, the advantage such as easy to operate.In addition, what adopt due to the utility model is low-voltage DC (24 volts), and energy-conservation, safety, noise are low in use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is top view of the present utility model.
Fig. 4 is the A--A cutaway view in Fig. 1.
Fig. 5 is partial enlarged drawing in Fig. 1.
Sequence number in figure: 1---base plate, 2---sunk screw, 3---column, 4---threaded straight pin, 5---spring, 6---sleeve, 7---positioning threads pin, 8---press button, 9---round nut, 10---knurlied knob, 11---housing, 11-1---through wires hole, 11-2---fabrication hole, 12---DC micromotor, 13---opening copper ring, 14---gland, 15---sunk screw, 16---jackscrew, 17---little drill chuck, 18---drill bit, 19---rubber slab.
The specific embodiment
The utility model is further described below with reference to embodiment (accompanying drawing):
As shown in FIG. 1 to 3, miniature office bench drill of the present utility model comprises in vertical mode and is arranged on the column 3 on base plate 1, in coaxial line mode, be sleeved on the sleeve 6 on column 3, in the inner chamber of sleeve 6, be provided with spring 5, the head be arrangeding in parallel with sleeve 6 connects as one by housing 11 and sleeve, above sleeve, be provided with the press member being comprised of knurlied knob 10 and positioning threads pin 7, the bottom of the positioning threads pin in described press member is passed and is extended downward in the inner chamber of spring 5 middle and upper parts from the through hole that housing 11 and sleeve 6 process; Threaded straight pin 4 is installed on the lateral surface of the middle part of described column; Lateral surface in the middle and lower part of described sleeve 6 is processed with the vertical gathering sill that bottom that width and threaded straight pin 4 match is enclosed construction; On described housing 11 bottom surfaces, be processed with left and right two and by bottom surface, extended upward and sleeve installing hole and motor installing blind that axis is parallel to each other, and the top seal end of sleeve installing hole offer with sleeve installing hole concentric for the through hole of described positioning threads pin is installed; In the housing 11 body along continuous straight runs symmetries that are arranged in above sleeve installing hole, offer two through wires hole 11-1 that penetrate into motor installing blind from housing left outer surface, along the center line of housing 11, from left and right, also offer fabrication hole 11-2(coplanar with through wires hole, that be parallel to through wires hole referring to Fig. 4).
Head described in the utility model comprises DC micromotor 12, gland 14, opening copper ring 13, bradawl chuck 17, wherein DC micromotor 12(motor adopts 24 volts of DC micromotors for model plane, appearance and size φ 35.8*51) be arranged in the motor installing blind of housing 11, at the lower surface of motor installing blind, by connector, endoporus that minimum diameter equates with motor external diameter is installed with the gland 14 of the conical surface, the inner conical surface of described gland 14 and be enclosed within opening copper ring 13 on motor outer surface and be tight fit state (the fixing of motor realized by the gap of adjusting between gland 14 and housing 11 end faces: screw the sunk screw 15 on gland 14, gland presses to the lower surface of housing 11, the inner conical surface of gland 14 produces a centripetal radial pressure to opening copper ring 13, force opening copper ring 13 internal diameters to diminish, tightly embrace on the external cylindrical surface of DC micromotor 12, thereby micromachine is pressed abd fixed in the motor installing hole of housing 11 (referring to Fig. 5), (it is good that bradawl chuck 17 has centering property, changes advantage easily for the bradawl chuck 17 that clamps drill bit 18, by little jackscrew 16, to be pressed on the central shaft of DC micromotor 12.Referring to Fig. 1).
The utility model also comprises automatically controlled annex; Described automatically controlled annex comprises the press button 8 of a through wires hole 11-1 termination that is arranged on housing 11, (24 volts of direct current supply lines are communicated with press buttones 8 and are connected with two electrodes of DC micromotor 12 through a through wires hole 11-1 of housing 11, then pass with power supply and join through another through wires hole 11-1 to be communicated with the electric wire of described press button 8, DC micromotor 12 and supply socket.Only need press the button switch 8 can control starting or stoping of DC micromotor 12.Referring to Fig. 4).
Base plate described in the utility model 1 be stained with below can reduce that desktop scratches and the rubber slab 19(of service wear referring to Fig. 1 and Fig. 2).
In addition, in order to beautify appearance effect of the present utility model, can adopt plastic-blasting to process to housing 11, base plate 1, column 3, gland 14, sleeve 6, round nut 9 etc. expose part and all adopt electroplating processes (bright chromium).
Operational circumstances of the present utility model is as follows:
From said structure, can learn, the operation of the utility model when concrete use is very simple: drill bit 18 is installed in bradawl chuck 17, and the movable part that rotates bradawl chuck 17 with hand clamps drill bit.Then switch on power, press the press button 8 that is arranged on housing 11 through wires hole 11-1 terminations, DC micromotor 12 starts rotation, drives bradawl chuck 17 and is clamped in drill bit 18 rotations in drill chuck 17.Now as long as thicker papery office data or the small circuit board of needs boring are put on base plate 1, with subordinate, press the knurlied knob 10 that is positioned at housing 11 tops, spring 5 is compressed, housing 11 and sleeve 6 are along column 3 down slidings, thereby drive motor 12 and the drill bit 18 rotating move down, and realize the downward feed motion in boring.Boring finishes, and pressure relief relies on the elasticity of spring 5 to rebound, and sleeve 6, motor 12, drill bit 18 etc. lift, are returned to original position voluntarily, have completed the tool backlash movement in drilling operation.Then, press the button switch 8, disconnected power down source.
Claims (7)
1. a miniature office bench drill, it is characterized in that: it comprises in vertical mode and is arranged on the column (3) on base plate (1), in coaxial line mode, be sleeved on the sleeve (6) on column (3), in the inner chamber of sleeve (6), be provided with spring (5), the head be arrangeding in parallel with sleeve (6) connects as one by housing (11) and sleeve, above sleeve, be provided with the press member being formed by knurlied knob (10) and positioning threads pin (7), the bottom of the positioning threads pin in described press member is passed and is extended downward in the inner chamber of spring (5) middle and upper part from the through hole that housing (11) and sleeve (6) process.
2. miniature office bench drill according to claim 1, is characterized in that: threaded straight pin (4) is installed on the lateral surface of the middle part of described column; Lateral surface in the middle and lower part of described sleeve (6) is processed with the vertical gathering sill that bottom that width and threaded straight pin (4) match is enclosed construction.
3. miniature office bench drill according to claim 1, it is characterized in that: on described housing (11) bottom surface, be processed with left and right two and by bottom surface, extended upward and sleeve installing hole and motor installing blind that axis is parallel to each other, and the top seal end of sleeve installing hole offer with sleeve installing hole concentric for the through hole of described positioning threads pin is installed.
4. miniature office bench drill according to claim 3, it is characterized in that: in housing (11) the body along continuous straight runs symmetry being arranged in above sleeve installing hole, offer two through wires holes that penetrate into motor installing blind from housing left outer surface, along the center line of housing (11), from left and right, also offer fabrication hole coplanar with through wires hole, that be parallel to through wires hole.
5. miniature office bench drill according to claim 1, is characterized in that: described head comprises DC micromotor (12), gland (14), opening copper ring (13), little drill chuck (17); Wherein DC micromotor (12) is arranged in the motor installing blind of housing (11), at the lower surface of motor installing blind, by connector, endoporus that minimum diameter equates with motor external diameter is installed with the gland (14) of the conical surface, the inner conical surface of described gland (14) is tight fit state with the opening copper ring (13) being enclosed within on motor outer surface; The little drill chuck (17) that is used for clamping drill bit (18) is pressed on the central shaft of DC micromotor (12) by little jackscrew (16).
6. miniature office bench drill according to claim 1, is characterized in that: it also comprises automatically controlled annex; Described automatically controlled annex comprises the press button (8) of a through wires hole termination that is arranged on housing (11), is communicated with the electric wire of described press button (8), DC micromotor (12) and supply socket.
7. miniature office bench drill according to claim 1, is characterized in that: below described base plate (1), be stained with and can reduce the rubber slab (19) that desktop scratches and weares and teares.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420199873.5U CN203765711U (en) | 2014-04-23 | 2014-04-23 | Miniature office table drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420199873.5U CN203765711U (en) | 2014-04-23 | 2014-04-23 | Miniature office table drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203765711U true CN203765711U (en) | 2014-08-13 |
Family
ID=51282953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420199873.5U Expired - Fee Related CN203765711U (en) | 2014-04-23 | 2014-04-23 | Miniature office table drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203765711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107283517A (en) * | 2017-07-25 | 2017-10-24 | 合肥全套机械科技有限公司 | A kind of stable push type cardboard processing drilling equipment |
-
2014
- 2014-04-23 CN CN201420199873.5U patent/CN203765711U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107283517A (en) * | 2017-07-25 | 2017-10-24 | 合肥全套机械科技有限公司 | A kind of stable push type cardboard processing drilling equipment |
| CN107283517B (en) * | 2017-07-25 | 2019-05-21 | 浙江骏驰纸制品有限公司 | Drilling equipment is used in a kind of stable push type cardboard processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20150423 |
|
| EXPY | Termination of patent right or utility model |