CN209139892U - A kind of roll shaft deep hole drilling apparatus - Google Patents
A kind of roll shaft deep hole drilling apparatus Download PDFInfo
- Publication number
- CN209139892U CN209139892U CN201822201454.1U CN201822201454U CN209139892U CN 209139892 U CN209139892 U CN 209139892U CN 201822201454 U CN201822201454 U CN 201822201454U CN 209139892 U CN209139892 U CN 209139892U
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- China
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- back seat
- roll shaft
- drill bit
- bottom plate
- oil cylinder
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Abstract
A kind of roll shaft deep hole drilling apparatus, belong to hole machined technical field, including bottom plate, sliding slot is provided in the middle part of plate upper surface, drill bit mounting rack is installed on the right side of bottom plate, drill bit is installed on drill bit mounting rack, oil cylinder is fixed with by oil cylinder fixing base on the left of bottom plate, oil cylinder shaft end is connected with back seat, motor is equipped with by motor cabinet above back seat, motor shaft end is sequentially connected with clamping device, clamping device is mounted on back seat by rear bearing, threaded hole is provided on the right side of back seat, threaded hole is internally screwed with screw rod, screw rod right end is connected with front stall, front stall and back seat bottom are mounted on the slide being adapted with sliding slot, fore bearing is installed above front stall, axle sleeve is installed on the inside of fore bearing.The present apparatus supports the both ends of roll shaft by fore bearing and rear bearing, and being avoided that roll shaft, amplitude of fluctuation is excessive when rotated, so that eccentric phenomena is serious, it can guarantee borehole accuracy, improve processing quality and production efficiency, be applicable in the punching of a variety of cross-sectional shape axis, it is applied widely, it is versatile.
Description
Technical field
The utility model belongs to hole machined technical field, specifically a kind of roll shaft deep hole drilling apparatus.
Background technique
Roll shaft is a kind of machined part of long cylinder shape, has application in most of machining equipments, roll shaft is
It being process by processes such as forging, rough turn, Tempering and Quenching and smart cars, the both ends center of roll shaft is usually equipped with elongated hole,
To meet the needs of installation.But since roll shaft is generally elongated cylindrical, when processing drilling deep hole, the front and back end of roll shaft is had
Certain difference in height can generate larger eccentric phenomena for centre-drilling hole, and precision is low, so that the deep hole processed is unsatisfactory for installing
It needs, so that largely lavishing labor on and waste of resource.
Utility model content
Larger eccentric phenomena can be generated to solve roll shaft drilling deep hole now, precision is low, so that the deep hole processed is unsatisfactory for
Installation needs, so that largely lavishing labor on and the problem of waste of resource, the utility model provides a kind of roll shaft deep hole machining dress
It sets.
The utility model is realized by following technical proposals.
A kind of roll shaft deep hole drilling apparatus, characterized in that including strip bottom plate, be provided in the middle part of the plate upper surface
The sliding slot of left and right directions, bottom plate right side are equipped with drill bit mounting rack, the drill bit of left direction, bottom plate are equipped on drill bit mounting rack
Left side is fixed with oil cylinder to the right by oil cylinder fixing base, and oil cylinder shaft end is connected with back seat, is installed above back seat by motor cabinet
There is motor to the right, motor shaft end is sequentially connected with clamping device, and the clamping device is mounted on back seat by rear bearing,
Be provided with the threaded hole of left and right directions on the right side of back seat, threaded hole is internally screwed with screw rod, and screw rod right end is connected with front stall, the front stall and
Back seat bottom is mounted on the slide being adapted with sliding slot, and fore bearing is equipped with above front stall, is equipped with axle sleeve on the inside of fore bearing.
The roll shaft deep hole drilling apparatus, wherein the sleeve outer surface is in 1 degree of inclination taper, axle sleeve appearance
Middle face diameter is equal with fore bearing internal diameter, and axle sleeve is elastomeric material, and inner surface is covered with anti-slip layer.
The roll shaft deep hole drilling apparatus, wherein the fore bearing is angular contact bearing, and installation direction is to the left.
The roll shaft deep hole drilling apparatus, wherein the drill bit mounting rack height is adjustable.
The beneficial effects of the utility model are: 1, it is high for roll shaft borehole accuracy, deviation is small, can effectively avoid roll shaft from adding
It is swung when work hole, thus the eccentric phenomena generated；2, it saves labour and avoids waste raw material, increase production efficiency；3, lead to
It is strong with property, it can be suitably used for the central punch of various shapes cross section axis, it is applied widely；4, stable and reliable operation, it is highly-safe.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the front stall side structure schematic view of the utility model.
Fig. 3 is the axle sleeve structure schematic diagram of the utility model.
Fig. 4 is the axle sleeve use case schematic diagram of the utility model.
In attached drawing: 1, bottom plate, 2, drill bit mounting rack, 3, drill bit, 4, oil cylinder fixing base, 5, oil cylinder, 6, back seat, 7, motor,
8, motor cabinet, 9, clamping device, 10, rear bearing, 11, roll shaft, 12, screw rod, 13, front stall, 14, fore bearing, 15, slide, 16, cunning
Slot, 17, axle sleeve.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
As shown in the picture, a kind of roll shaft deep hole drilling apparatus, the bottom plate 1 including strip, 1 upper surface middle part of bottom plate are provided with
The sliding slot 16 of left and right directions is fixedly installed with height-adjustable drill bit mounting rack 2 on the right side of bottom plate 1, is equipped on drill bit mounting rack 2
The left side of the drill bit 3 of direction to the left, bottom plate 1 is fixedly installed with the oil cylinder 5 of direction to the right, 5 shaft end of oil cylinder by oil cylinder fixing base 4
It is fixedly installed with back seat 6, passes through motor cabinet 8 above back seat 6 and the motor 7 of direction to the right is installed, 7 shaft end of motor is sequentially connected with
Clamping device 9, the clamping device 9 are mounted on back seat 6 by rear bearing 10, and left and right horizontal direction is provided on the right side of back seat 6
Threaded hole, threaded hole is internally screwed with screw rod 12, and 12 right end of screw rod is equipped with front stall 13, and the front stall 13 and 6 bottom of back seat are equal
The slide 15 being adapted with sliding slot 16 is installed, fore bearing 14 is installed above front stall 13, fore bearing 14 is angular contact bearing, and
Installation direction to the left, is equipped with the inclination taper axle sleeve 17 that outer surface is in 1 degree on the inside of fore bearing 14.It is straight in the middle part of 17 outer surface of axle sleeve
Diameter is equal with 14 internal diameter of fore bearing, and axle sleeve 17 is elastomeric material, and inner surface is covered with anti-slip layer.
This roll shaft deep hole drilling apparatus when in use, selects the axle sleeve of different shape internal diameter according to the shape of roll shaft first
17,11 right end of roll shaft is injected 17 internal diameter of axle sleeve, and 17 small end of axle sleeve is injected 14 internal diameter of fore bearing, the left end of roll shaft 11 passes through
Aid mechanism 9 is fixedly clamped, and by screwing screw rod 12, keeps back seat 6 and front stall 13 fixed, and axle sleeve 17 is made to stopper fore bearing
14, and axle sleeve 17 and roll shaft 11 press closely, adjust drill bit mounting rack 2, so that the alignment of drill bit 3 is needed position of opening, run motor 7
Aid mechanism 9 and roll shaft 11 is driven to rotate, oil cylinder 5 slowly stretches out, and 11 end face of roll shaft is contacted with drill bit 3 carries out drilling operation.It is logical
It crosses fore bearing 14 and rear bearing 10 supports the both ends of roll shaft 11, being avoided that roll shaft 11, amplitude of fluctuation is excessive when rotating at high speed, from
And eccentric phenomena is serious, stable and reliable operation, and it is highly-safe, it can guarantee the precision of drilling, improve processing quality, improve production effect
Rate, and this roll shaft deep hole drilling apparatus can be adapted for the central punch of the axis of a variety of cross-sectional shapes, it is applied widely, it is general
Property is strong.
Claims (4)
1. a kind of roll shaft deep hole drilling apparatus, characterized in that including strip bottom plate (1), the bottom plate (1) upper surface middle part
It is provided with the sliding slot (16) of left and right directions, is equipped with drill bit mounting rack (2), is installed on drill bit mounting rack (2) oriented on the right side of bottom plate (1)
The drill bit (3) of left direction, bottom plate (1) left side are fixed with oil cylinder (5) to the right by oil cylinder fixing base (4), and oil cylinder (5) shaft end connects
It is connected to back seat (6), motor (7) to the right is installed by motor cabinet (8) above back seat (6), motor (7) shaft end is sequentially connected with
Clamping device (9), the clamping device (9) are mounted on back seat (6) by rear bearing (10), are provided with a left side on the right side of back seat (6)
The threaded hole of right direction, threaded hole are internally screwed with screw rod (12), and screw rod (12) right end is connected with front stall (13), the front stall (13)
It is mounted on the slide (15) being adapted with sliding slot (16) with back seat (6) bottom, fore bearing (14) are installed above front stall (13),
Axle sleeve (17) are installed on the inside of fore bearing (14).
2. roll shaft deep hole drilling apparatus according to claim 1, characterized in that axle sleeve (17) outer surface is in 1 degree
Inclination taper, axle sleeve (17) outer surface mid diameter is equal with fore bearing (14) internal diameter, axle sleeve (17) be elastomeric material,
Inner surface is covered with anti-slip layer.
3. roll shaft deep hole drilling apparatus according to claim 1, characterized in that the fore bearing (14) is angular contact axis
It holds, installation direction is to the left.
4. roll shaft deep hole drilling apparatus according to claim 1, characterized in that the drill bit mounting rack (2) highly may be used
It adjusts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822201454.1U CN209139892U (en) | 2018-12-26 | 2018-12-26 | A kind of roll shaft deep hole drilling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822201454.1U CN209139892U (en) | 2018-12-26 | 2018-12-26 | A kind of roll shaft deep hole drilling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209139892U true CN209139892U (en) | 2019-07-23 |
Family
ID=67290814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822201454.1U Active CN209139892U (en) | 2018-12-26 | 2018-12-26 | A kind of roll shaft deep hole drilling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209139892U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102560A (en) * | 2021-04-16 | 2021-07-13 | 广东言铝铝业有限公司 | Straightening machine |
-
2018
- 2018-12-26 CN CN201822201454.1U patent/CN209139892U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102560A (en) * | 2021-04-16 | 2021-07-13 | 广东言铝铝业有限公司 | Straightening machine |
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