CN209648277U - A kind of high-precision borehole machine - Google Patents
A kind of high-precision borehole machine Download PDFInfo
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- CN209648277U CN209648277U CN201920291460.2U CN201920291460U CN209648277U CN 209648277 U CN209648277 U CN 209648277U CN 201920291460 U CN201920291460 U CN 201920291460U CN 209648277 U CN209648277 U CN 209648277U
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- drill bit
- fixed cylinder
- slot
- fixed
- drive ring
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Abstract
The utility model relates to drilling machine technical fields, more particularly, to a kind of high-precision borehole machine, the utility model includes body, workbench, drill bit and driving motor, the output shaft fixed sleeves of driving motor are equipped with fixed cylinder, it is offered on the outer wall of fixed cylinder several through slot, sliding is embedded with abutting ball in slot, and fixed cylinder is equipped with drive ring and connecting element.Drive ring is plugged and fixed in fixed cylinder connecting element, drive ring driving abuts ball and pushes against in the side wall of drill bit, so that drill bit is not susceptible to shake in boring procedure, it ensure that the borehole accuracy of drill bit, when drill bit is damaged after a protracted use, first cancels connecting element and drive ring is plugged and fixed, then slide drive ring and is detached from its inner wall in abutting ball, drill bit will slided and be away from slot by abutting ball, can drill bit be skidded off and be replaced out of fixed cylinder at this time.The utility model is conveniently replaceable drill bit and ensure that borehole accuracy.
Description
Technical field
The utility model relates to drilling machine technical fields, more particularly, to a kind of high-precision borehole machine.
Background technique
Drilling machine refers to that the main lathe for processing hole on workpiece with drill bit, usual bit are main motion, and drill bit axially moves
Move as feed motion, drilling machine structure is simple, and machining accuracy is relatively low, can holes drilled through, blind hole, replace special tool, can expand, ream
Hole, the processing such as fraising or progress tapping.
Workpiece is motionless in process, makes cutter mobile, by center cutter alignment hole center, and cutter is made to rotate main fortune
Dynamic, the characteristics of drilling machine is that workpiece is fixed, and cutter makes rotating motion.
Common drilling machine is not easy to more bit change, when drilling machine bit damage during drilling, needs to shut down
By manually carrying out demolition and replacement to drill bit, it is comparatively laborious to dismantle and replace bit operation, and it is a large amount of not only to waste staff
Quality time, while also reducing the working efficiency of drilling machine.
Utility model content
In view of the above shortcomings of the prior art, the purpose of the utility model is to provide a kind of high-precision borehole machines, convenient for more
Bit change and it ensure that borehole accuracy.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of high-precision borehole
Machine, including body, installation body on workbench, drill bit and for drive drill bit rotate driving motor, the driving motor
It is mounted on body, the output shaft fixed sleeves of the driving motor are equipped with fixed cylinder, and the drill bit sliding is embedded in fixed cylinder
Interior, it is in circumferentially to be arranged through slot that several axis around fixed cylinder are offered on the outer wall of the fixed cylinder, described in slot
Sliding is embedded with abutting ball, and the fixed cylinder, which is equipped with, drives all balls that abut to push against in the drive ring of drill bit side wall and for will
The connecting element that drive ring is plugged and fixed, the drive ring are slidably located in outside fixed cylinder, the inner wall of the drive ring push against in
All surfaces for abutting ball.
By using above-mentioned technical proposal, drive ring is plugged and fixed in fixed cylinder connecting element, the inner wall of drive ring
It pushes against in all surfaces for abutting ball and abutting ball is driven to push against in the side wall of drill bit, so that drill bit is not easy to send out in boring procedure
It is raw to shake, it ensure that the borehole accuracy of drill bit, driving motor drive fixed cylinder rotation, fixed cylinder drives drill bit rotation and to workpiece
It drills；
When drill bit is damaged after a protracted use, first cancels connecting element and drive ring is plugged and fixed, so
Drive ring is slided afterwards and is detached from its inner wall in abutting ball, and drill bit will slided and be away from slot by abutting ball, at this time may be used
Drill bit is skidded off and replaced out of fixed cylinder.
The utility model is further arranged to: the connecting element includes the placing groove being provided on fixed drum outer wall, opens
The grafting through slot that is located on drive ring outer wall and the grafting block for being plugged in grafting through slot and placing groove.
By using above-mentioned technical proposal, in the use process of drill bit, grafting block will be plugged in grafting through slot and placement
Slot is pushed against in drill bit side wall so that abutting ball, is realized to drill bit so that drive ring is plugged and fixed in fixed cylinder
It pushes against and fixes.
The utility model is further arranged to: driving grafting block is fixed on the cell wall of the placing groove, and to be plugged in grafting logical
The driving spring of slot, the driving spring are fixedly connected on grafting block, and the depth of the placing groove is greater than or equal to grafting block
The sum of length when length and driving spring are compressed into largest deformation.
By using above-mentioned technical proposal, when driving spring is in normal condition, grafting block will be plugged in grafting through slot,
It is fixed so that drive ring is plugged and fixed in fixed cylinder so that abutting ball and pushing against drill bit, when grafting block is pressed completely into
When in placing groove, slidably drive ring and disengage it from abut ball, can drill bit be skidded off and be carried out out of fixed cylinder at this time
Replacement.
The utility model is further arranged to: being fixed with several drive drive rings on the outer wall of the fixed cylinder and is detached from supporting
The disengaging spring received, all disengaging springs are fixedly connected on same drive ring.
By using above-mentioned technical proposal, when grafting block is detached from when grafting through slot, nature shape will be returned back to by being detached from spring
Drill bit can be skidded off and be carried out more in fixed cylinder at this time so that drive ring slides and is detached from its inner wall in abutting ball by state
It changes.
The utility model is further arranged to: the abutting slot abutted for abutting ball is offered on the side wall of the drill bit.
By using above-mentioned technical proposal, abutting ball is connected to abutting slot and to abut ball to the fixed transformation of the abutting of drill bit
The abutting of drill bit is fixed to abut ball, improves the borehole accuracy for improving drill bit to the fixed stability of drill bit.
The utility model is further arranged to: elastic ring is fixedly embedded in the fixed cylinder, on the side wall of the drill bit
Annular groove is offered, the elastic ring is embedded in a ring groove.
By using above-mentioned technical proposal, in the use process of drill bit, elastic ring will be embedded in a ring groove, be improved
The borehole accuracy that ensure that drill bit to the fixed stability of drill bit, is detached from when drill bit side wall, elastic ring makes when abutting ball
It obtains drill bit to be not easy to skid off out of fixed cylinder due to gravity, reduces the case where drill bit is inadvertently fallen off.
The utility model is further arranged to: splash guard, the " U "-shaped setting of splash guard are equipped on the body.
By using above-mentioned technical proposal, splash guard when making workpiece drilled generated scrap be not easy to be splashed to worker
With, it is effectively protected the personal safety of worker.
The utility model is further arranged to: two groups of sliding rails is equipped on the body, the lower end of the sliding rail offers
The limiting slot of " T " shape setting is fixed with the limited block of two groups of " T " shape settings, the limited block sliding on the splash guard
It is embedded in limiting slot, elastic strip is fixed on the side wall of the limited block, several edges are offered on the cell wall of the limiting slot
The card slot that vertical direction is set gradually, the elastic strip are connected in card slot.
By using above-mentioned technical proposal, limited block sliding is embedded in limiting slot, so that splash guard can be along vertical side
To moving and ensure that the stability of splash guard during the motion ensure that anti-when elastic strip is connected in different card slots
It splashes cover stability in use and has adjusted the vertical distance between splash guard and workbench, so that splash guard can
Scrap splashproof is carried out suitable for the workpiece to different height.
In conclusion the utility model has the following beneficial effects:
1. drive ring, the setting for abutting ball, elastic ring and fixed cylinder ensure that the borehole accuracy of drill bit and convenient for damage
Bad drill bit carries out dismounting and change；
2. the setting of grafting block and driving spring improves so that drive ring is plugged and fixed in fixed cylinder to drill bit
Fixed stability is to improve the borehole accuracy of drill bit；
3. the setting of splash guard, limited block and elastic strip, so that splash guard is applicable to carry out the workpiece of different height
Scrap splashproof is effectively protected the personal safety of worker.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of component in the utility model embodiment；
Fig. 2 is in the utility model embodiment for indicating the cross-sectional view of connection relationship between sliding rail and splash guard；
Fig. 3 is in the utility model embodiment for indicating the cross-sectional view of connection relationship between fixed cylinder and drill bit；
Fig. 4 is the partial enlarged view in Fig. 3 at A.
In figure: 1, body；11, movable stand；12, workbench；13, drill bit；131, slot is abutted；132, annular groove；14, it drives
Motor；2, fixed cylinder；21, run through slot；22, ball is abutted；23, drive ring；231, grafting through slot；24, placing groove；25, grafting block；
26, driving spring；27, it is detached from spring；28, elastic ring；3, splash guard；31, limited block；32, elastic strip；4, sliding rail；41, it limits
Slot；42, card slot.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of high-precision borehole machine, including workbench 12, the drill bit 13, drive on body 1, fixed body 1
Dynamic motor 14, movable stand 11 and hydraulic cylinder, movable stand 11 slide be connected to body 1 along vertical direction, and hydraulic cylinder is fixed on machine
On body 1, the piston rod of hydraulic cylinder is fixedly connected on movable stand 11, and movable stand 11 is driven to move along vertical direction, driving electricity
Machine 14 is fixed on movable stand 11, and the output shaft fixed sleeves of driving motor 14 are equipped with fixed cylinder 2, and drill bit 13 is embedded in fixed cylinder
In 2.
Splash guard 3 is fixed on movable stand 11, the material of splash guard 3 is transparent PVC, and the " U "-shaped setting of splash guard 3 makes
Scrap caused by workpiece is obtained to be not easy to be splashed to worker.
Two groups of sliding rails 4 are fixed on movable stand 11, the lower end of sliding rail 4 offers the limiting slot 41 of " T " shape setting, splashproof
The limited block 31 of two groups of " T " shape settings is fixed on cover 3, the sliding of limited block 31 is embedded in limiting slot 41, so that splash guard 3
It can slide along vertical direction and scrap splashproof is carried out to the workpiece of different height.
It is fixed with elastic strip 32 on the side wall of limited block 31, the material of elastic strip 32 is rubber, on the cell wall of limiting slot 41
Several card slots 42 set gradually along the vertical direction are offered, elastic strip 32 is connected in card slot 42, ensure that splash guard 3 is using
Stability in the process.
It is in circumferentially to be arranged through slot 21 that two groups of axis around fixed cylinder 2 are offered on the outer wall of fixed cylinder 2, runs through slot 21
Interior sliding, which is embedded with, abuts ball 22, offers on the side wall of drill bit 13 and abuts slot 131, the outer sliding sleeve of fixed cylinder 2 is equipped with drive ring
23, the inner wall of drive ring 23 is pushed against in all surfaces for abutting ball 22, abuts slot 131 so that abutting ball 22 and being connected to, thus will
The abutting of drill bit 13 is fixed in fixed cylinder 2.
Fixed cylinder 2 is equipped with connecting element, and connecting element includes the placing groove 24 being provided on 2 outer wall of fixed cylinder, opens up
Grafting through slot 231, grafting block 25 and driving spring 26 on 23 outer wall of drive ring, the sliding of grafting block 25 are embedded in placing groove 24
Interior, driving spring 26 is fixed on the cell wall of placing groove 24 and is fixedly connected on grafting block 25, when driving spring 26 is in normal
When state, grafting block 25 will be plugged in grafting through slot 231 so that drive ring 23 be plugged and fixed in fixed cylinder 2 so that
It abuts ball 22 and is connected to drill bit 13.
When the depth of placing groove 24 is compressed into largest deformation more than or equal to the length and driving spring 26 of grafting block 25
The sum of length, several disengaging springs 27 are fixed on the outer wall of fixed cylinder 2, all disengaging springs 27 are fixedly connected on same drive
Rotating ring 23, when grafting block 25 is pressed completely into placing groove 24, being detached from spring 27 will be so that drive ring 23 slides and makes it
Inner wall is detached from abutting ball 22, can drill bit 13 be skidded off and be replaced in fixed cylinder 2 at this time.
Elastic ring 28 is fixedly embedded in fixed cylinder 2, the material of elastic ring 28 is rubber, is offered on the side wall of drill bit 13
Annular groove 132, elastic ring 28 are embedded in annular groove 132, are improved to the fixed stability of drill bit 13 to ensure that drill bit
13 borehole accuracy.
The implementation principle of the present embodiment are as follows: in the use process of drill bit 13, splash guard 3 makes scrap caused by workpiece
It is not easy to be splashed to worker, is effectively protected the personal safety of worker, splash guard 3 can along vertical direction slidably and springingly
Item 32 is connected in card slot 42, ensure that the stability in use of splash guard 3 and splash guard 3 is applicable to difference
The workpiece of height carries out scrap splashproof.
When needing replacing drill bit 13, first artificially grafting block 25 is pressed into placing groove 24, being detached from spring 27 will reply
To nature, so that the sliding axially and be detached from its inner wall in abutting ball 22 along fixed cylinder 2 of drive ring 23, abuts ball 22
It will slide and be detached from abutting slot 131 in slot 21, and then slide drill bit 13 and elastic ring 28 is detached from annular groove
132, can drill bit 13 be skidded off and be replaced out of fixed cylinder 2 at this time.
First new drill bit 13 is embedded into fixed cylinder 2 and elastic ring 28 is embedded into annular groove 132, then will driving
Ring 23 slides axially along fixed cylinder 2 and grafting through slot 231 is made to correspond to placing groove 24, and driving spring 26 will drive grafting
Block 25 is plugged in grafting through slot 231, while the inner wall of drive ring 23 will be pushed against in all surfaces for abutting ball 22, and abutting ball 22 will
Slot 131 is abutted along sliding and being connected to through slot 21, realizes and the abutting of drill bit 13 is fixed, ensure that drill bit 13 is using
Stability in the process.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of high-precision borehole machine, including workbench (12), the drill bit (13) and for driving in body (1), installation body (1)
The driving motor (14) of dynamic drill bit (13) rotation, the driving motor (14) are mounted on body (1), it is characterised in that: described
The output shaft fixed sleeves of driving motor (14) are equipped with fixed cylinder (2), and drill bit (13) sliding is embedded in fixed cylinder (2),
It is in circumferentially to be arranged through slot (21) that several axis around fixed cylinder (2) are offered on the outer wall of the fixed cylinder (2), described to pass through
Sliding, which is embedded with, in wears groove (21) abuts ball (22), and the fixed cylinder (2), which is equipped with, drives all abutting balls (22) to push against in brill
The drive ring (23) of head (13) side wall and the connecting element for being used to for drive ring (23) being plugged and fixed, drive ring (23) sliding
It is set in fixed cylinder (2) outside, the inner wall of the drive ring (23) is pushed against in all surfaces for abutting ball (22).
2. a kind of high-precision borehole machine according to claim 1, it is characterised in that: the connecting element includes being provided with admittedly
Placing groove (24) on safety barrel (2) outer wall, the grafting through slot (231) being provided on drive ring (23) outer wall and to be plugged in grafting logical
The grafting block (25) of slot (231) and placing groove (24).
3. a kind of high-precision borehole machine according to claim 2, it is characterised in that: solid on the cell wall of the placing groove (24)
There is driving grafting block (25) to be plugged in the driving spring (26) of grafting through slot (231), the driving spring (26) is fixedly connected surely
In grafting block (25), the length that the depth of the placing groove (24) is greater than or equal to grafting block (25) is pressed with driving spring (26)
The sum of length when being reduced to largest deformation.
4. a kind of high-precision borehole machine according to claim 2, it is characterised in that: solid on the outer wall of the fixed cylinder (2)
There are several drives drive ring (23) to be detached from the disengaging spring (27) for abutting ball (22), all disengaging springs (27) are fixed surely
It is connected to same drive ring (23).
5. a kind of high-precision borehole machine according to claim 1, it is characterised in that: opened up on the side wall of the drill bit (13)
There is the abutting slot (131) abutted for abutting ball (22).
6. a kind of high-precision borehole machine according to claim 1, it is characterised in that: fixation is embedded in the fixed cylinder (2)
Flexible ring (28) offers annular groove (132) on the side wall of the drill bit (13), and the elastic ring (28) is embedded in annular groove
(132) in.
7. a kind of high-precision borehole machine according to claim 1, it is characterised in that: be equipped with splashproof on the body (1)
It covers (3), the " U "-shaped setting of the splash guard (3).
8. a kind of high-precision borehole machine according to claim 7, it is characterised in that: be equipped with two groups on the body (1)
Sliding rail (4), the lower end of the sliding rail (4) offer the limiting slot (41) of " T " shape setting, are fixed on the splash guard (3)
The limited block (31) of two groups of " T " shape settings, limited block (31) sliding are embedded in limiting slot (41), the limited block
(31) it is fixed on side wall elastic strip (32), offers and several successively set on the cell wall of the limiting slot (41) along the vertical direction
The card slot (42) set, the elastic strip (32) are connected in card slot (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920291460.2U CN209648277U (en) | 2019-03-07 | 2019-03-07 | A kind of high-precision borehole machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920291460.2U CN209648277U (en) | 2019-03-07 | 2019-03-07 | A kind of high-precision borehole machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209648277U true CN209648277U (en) | 2019-11-19 |
Family
ID=68526316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920291460.2U Active CN209648277U (en) | 2019-03-07 | 2019-03-07 | A kind of high-precision borehole machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209648277U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814807A (en) * | 2019-11-22 | 2020-02-21 | 屈伟斌 | Metal pipe fitting machining and fixing device for numerical control machine tool |
-
2019
- 2019-03-07 CN CN201920291460.2U patent/CN209648277U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814807A (en) * | 2019-11-22 | 2020-02-21 | 屈伟斌 | Metal pipe fitting machining and fixing device for numerical control machine tool |
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