CN208169461U - A kind of sealed screw rod Linear mould group - Google Patents
A kind of sealed screw rod Linear mould group Download PDFInfo
- Publication number
- CN208169461U CN208169461U CN201820707496.XU CN201820707496U CN208169461U CN 208169461 U CN208169461 U CN 208169461U CN 201820707496 U CN201820707496 U CN 201820707496U CN 208169461 U CN208169461 U CN 208169461U
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- screw rod
- magnet ring
- mould group
- linear mould
- nut
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Abstract
The utility model relates to a kind of sealed screw rod Linear mould groups, including screw rod, ball screw nut component, columnar screw rod cover and transmission device, nut at least one end is equipped at least one interior magnet ring, by resistance magnetic sheet segmentation between interior magnet ring and nut, the interior magnet ring and resistance magnetic sheet are coaxial and non-interference with screw rod；The screw rod and ball screw nut component are set to inside screw rod cover；The transmission device includes a transmission platform, and transmission platform is sheathed on the outside of screw rod cover and is slidably connected with screw rod cover, inc outer magnet ring is equipped in platform, outer magnet ring and interior magnet ring position are opposite and coaxial.The beneficial effects of the utility model are：The problems such as linear mould group overcomes the intrinsic mechanical fatigue of existing transmission device, frictional dissipation, vibration noise.And overall structure is simple, is easily installed, highly reliable, easy to maintain, good airproof performance is applicable to the more environment of dust granule.
Description
Technical field
The utility model relates to mechanical equipment technical field more particularly to a kind of linear module systems.
Background technique
Linear mould group is also known as Cartesian robot, straight line slide unit etc., is after linear guide, ball screw straight-line transmitting motivation
The automatic updating unit of structure mainly includes synchronous banding pattern and screw rod type.Wherein screw rod type straight line mould group will using screw structure
The rotary motion of motor is converted into linear motion, or by transform linear motion is rotary motion, has compared with synchronous banding pattern higher
Precision, be widely used in the places such as miniature numerical control lathe, carving and milling machine, sample draught machine.However in use, dust
Easily enter gap between screw rod and nut, the accumulation of dust exacerbates the abrasion of lead screw, or even choking phenomenon can occur, and causes
Related components occur and the major accidents such as are damaged, fall off.
A kind of seal integral-type straight line mould group disclosed in Chinese patent CN206092696U is using dustproof cover and sealing steel band
Mould group stress when the transmission device realized enclosed construction, improve the service life of equipment, however be mechanically connected leads to operation
Larger, additional mechanical loss is serious；And modular structure is complex, reduces the reliability of equipment, improves maintenance difficulties.
High dust-protection type straight line mould group disclosed in Chinese patent CN205744908U is real using flexible reed organ type dust-proof cover structure
Existing enclosed construction, resistance when simplifying the mechanical transmission structure of mould group, but still inevitably increasing mobile reduce
Efficiency.
Utility model content
Purpose of the utility model is to solve the above problems, and provide a kind of sealed screw rod Linear mould group.
The utility model overcomes the intrinsic mechanical fatigue of transmission device, frictional dissipation, vibration noise by the way of magnetic drives
The problems such as, and have：Simple and reliable for structure, easy for installation, high leakproofness, low friction loss, to be applicable to dust granule more
Environment characteristic.
In order to complete above-mentioned target, the utility model provides following technical scheme：
A kind of sealed screw rod Linear mould group, the ball screw being used cooperatively including screw rod, on screw rod and with screw rod
Nut component, columnar screw rod cover and transmission device, the ball screw nut component include nut, resistance magnetic sheet and are not closed
Interior magnet ring, the nut at least one end be equipped at least one interior magnet ring, pass through between interior magnet ring and nut
Magnetic sheet segmentation is hindered, the interior magnet ring and resistance magnetic sheet are coaxial and non-interference with screw rod；The screw rod and ball screw spiral shell
Cap assembly is set to inside screw rod cover；The transmission device includes a transmission platform, transmission platform be sheathed on the outside of screw rod cover and with
Screw rod cover is slidably connected, and inc outer magnet ring, outer magnet ring and interior magnet ring position phase are equipped in the platform
Pair and it is coaxial.
Preferably, the screw both end head is connected with bracket by bearing, and two brackets and screw rod cover cooperate to screw rod shape
At all-sealed structure.
Preferably, the ball screw nut component be equipped with pre-and post perforative ventilation hole, for solve it is hermetically sealed or
When high-speed motion, resistance caused by the air pressure of nut two sides is different.
Preferably, it is provided with coaxial annular ditch groove on the resistance magnetic sheet, is equipped with piston ring, the piston ring in annular ditch groove
Outer rim and the inner wall of the cylinder type screw rod cover are tangent, to prevent ball screw nut component described in operational process with it is described
Collision between cylinder type screw rod cover inner wall, and reduce friction between the two.
Preferably, article carrying platform is provided on the transmission device.
Preferably, it is set between two brackets there are two the guide rod parallel with screw rod, two guide rods are located at silk
Outside bar cover；The transmission platform is equipped with two pilot holes for being mutually arranged and being slidably connected with a guide rod respectively.
Preferably, the inc interior magnet ring and outer magnet ring are by least one arc-shaped permanent magnet blocks group
At.
When actual use, one end of screw rod connects servo motor by shaft coupling, when servo motor drives cylinder
Screw rod rotates in shape screw rod cover, and screw rod drives ball screw nut component to carry out linear movement, interior magnet ring and outer permanent magnet
Magnetic drives are carried out between ring, the article carrying platform for making transmission device and being arranged on transmission device follows ball screw nut component
Carry out linear movement.
The beneficial effects of the utility model are：The linear mould group overcome the intrinsic mechanical fatigue of existing transmission device,
The problems such as frictional dissipation, vibration noise.And overall structure is simple, is easily installed, highly reliable, easy to maintain, good airproof performance, it can
The environment more suitable for dust granule.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the perspective view of the explosion of the utility model Fig. 1.
Fig. 3 is ball screw nut component structural schematic diagram in the utility model.
Fig. 4 is ball screw nut component explosive view in the utility model.
Fig. 5 is the utility model ball screw nut component, screw rod and transmission device fit structure simplified schematic diagram.
Fig. 6 is interior magnet ring and outer magnet ring position counter structure schematic diagram.
Specific embodiment
Embodiment 1
A kind of sealed screw rod Linear mould group as shown in figures 1 to 6, including screw rod 1,1 one end of screw rod pass through shaft coupling 2
Ball screw nut component 4, the columnar screw rod cover 5 for being connected with servo motor 3, being used cooperatively on screw rod 1 and with screw rod 1
With transmission device 6, the ball screw nut component 4 includes nut 401, resistance magnetic sheet 402 and inc interior magnet ring
403,401 both ends of nut are respectively equipped with two interior magnet rings 403, pass through resistance between interior magnet ring 403 and nut 401
Magnetic sheet 402 is divided, and the interior magnet ring 403 and resistance magnetic sheet 402 are coaxial and non-interference with screw rod 1；The screw rod 1 and rolling
Ballscrew nut component 4 is set to inside screw rod cover 5；The transmission device 6 includes a transmission platform 601, and transmission platform 601 is arranged
It is slidably connected in 5 outside of screw rod cover and with screw rod cover 5, is equipped with inc outer magnet ring 602 in the platform 601, outside forever
Magnet ring 602 and interior 43 position of magnet ring are opposite and coaxial.
Embodiment 2
A kind of sealed screw rod Linear mould group as shown in figures 1 to 6, including screw rod 1,1 one end of screw rod pass through shaft coupling 2
Ball screw nut component 4, the columnar screw rod cover 5 for being connected with servo motor 3, being used cooperatively on screw rod 1 and with screw rod 1
With transmission device 6, the ball screw nut component 4 includes nut 401, resistance magnetic sheet 402 and inc interior magnet ring
403,401 both ends of nut are respectively equipped with two interior magnet rings 403, pass through resistance between interior magnet ring 403 and nut 401
Magnetic sheet 402 is divided, and the interior magnet ring 403 and resistance magnetic sheet 402 are coaxial and non-interference with screw rod 1；The screw rod 1 and rolling
Ballscrew nut component 4 is set to inside screw rod cover 5；The transmission device 6 includes a transmission platform 601, and transmission platform 601 is arranged
It is slidably connected in 5 outside of screw rod cover and with screw rod cover 5, is equipped with inc outer magnet ring 602 in the transmission platform 601,
Outer magnet ring 602 and interior 403 position of magnet ring are opposite and coaxial.
1 two ends of screw rod are connected with bracket 7 by bearing, and two brackets 7 form screw rod 1 with the cooperation of screw rod cover 5 complete close
Seal structure.
Ball screw nut component 4 is equipped with pre-and post perforative ventilation hole 404, for solving hermetically sealed or high-speed motion
When, resistance caused by 4 two sides air pressure of nut component is different.
It is provided with coaxial annular ditch groove 4021 on resistance magnetic sheet 402, is equipped with piston ring 4022, the work in annular ditch groove 4021
4022 outer rim of plug ring and the inner wall of the cylinder type screw rod cover 5 are tangent, to prevent ball screw nut described in operational process
Collision between component 4 and 5 inner wall of cylinder type screw rod cover, and reduce friction between the two.
In order to which practical application is convenient, article carrying platform 8 is provided on transmission device 6.
It is set between two brackets 7 there are two the guide rod 9 parallel with screw rod 1, two guide rods 9 are located at screw rod cover
Outside 5；The transmission platform 601 is equipped with two pilot holes 603 for being arranged and being slidably connected with 9 phase of guide rod respectively,
The structure is convenient for that transmission platform 601 is oriented to and is limited.
In the present embodiment, inc interior magnet ring 402 and outer magnet ring 602 are by two arc-shaped permanent magnet blocks
Composition.
Claims (7)
1. a kind of sealed screw rod Linear mould group, it is characterised in that：It is used cooperatively including screw rod, on screw rod and with screw rod
Ball screw nut component, columnar screw rod cover and transmission device, the ball screw nut component include nut, resistance magnetic sheet
With inc interior magnet ring, the nut at least one end is equipped at least one interior magnet ring, interior magnet ring and nut
Between by resistance magnetic sheet segmentation, the interior magnet ring and hinder magnetic sheet it is coaxial and non-interference with screw rod；The screw rod and rolling
Ballscrew nut component is set to inside screw rod cover；The transmission device includes a transmission platform, and transmission platform is sheathed on screw rod cover
Outside and be slidably connected with screw rod cover, be equipped with inc outer magnet ring in the transmission platform, outer magnet ring and it is interior forever
Magnet ring position is opposite and coaxial.
2. a kind of sealed screw rod Linear mould group according to claim 1, it is characterised in that：The screw both end head is logical
It crosses bearing and is connected with bracket, two brackets and screw rod cover, which cooperate, forms all-sealed structure to screw rod.
3. a kind of sealed screw rod Linear mould group according to claim 1 or 2, it is characterised in that：The ball screw
Nut component is equipped with pre-and post perforative ventilation hole.
4. a kind of sealed screw rod Linear mould group according to claim 3, it is characterised in that：It is provided on the resistance magnetic sheet
Coaxial annular ditch groove, annular ditch groove is interior to be equipped with piston ring, the inner wall phase of the piston ring outer rim and the cylinder type screw rod cover
It cuts.
5. a kind of sealed screw rod Linear mould group according to claim 1 or 4, it is characterised in that：The transmission device
On be provided with article carrying platform.
6. a kind of sealed screw rod Linear mould group according to claim 2, it is characterised in that：Between two brackets
If there are two the guide rod parallel with screw rod, two guide rods are located at outside screw rod cover；The transmission platform is equipped with difference
Two pilot holes for being mutually arranged and being slidably connected with a guide rod.
7. a kind of sealed screw rod Linear mould group according to claim 1, it is characterised in that：It is described it is inc in forever
Magnet ring and outer magnet ring are made of at least one arc-shaped permanent magnet blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820707496.XU CN208169461U (en) | 2018-05-14 | 2018-05-14 | A kind of sealed screw rod Linear mould group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820707496.XU CN208169461U (en) | 2018-05-14 | 2018-05-14 | A kind of sealed screw rod Linear mould group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208169461U true CN208169461U (en) | 2018-11-30 |
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ID=64367059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820707496.XU Active CN208169461U (en) | 2018-05-14 | 2018-05-14 | A kind of sealed screw rod Linear mould group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208169461U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386505A (en) * | 2018-05-14 | 2018-08-10 | 郑州润华智能设备有限公司 | A kind of sealed lead screw Linear module |
-
2018
- 2018-05-14 CN CN201820707496.XU patent/CN208169461U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386505A (en) * | 2018-05-14 | 2018-08-10 | 郑州润华智能设备有限公司 | A kind of sealed lead screw Linear module |
| CN108386505B (en) * | 2018-05-14 | 2024-03-26 | 郑州润华智能设备有限公司 | Sealed lead screw linear module |
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