CN114380009B - Linear motion mechanism and disinfection device - Google Patents
Linear motion mechanism and disinfection device Download PDFInfo
- Publication number
- CN114380009B CN114380009B CN202210064313.8A CN202210064313A CN114380009B CN 114380009 B CN114380009 B CN 114380009B CN 202210064313 A CN202210064313 A CN 202210064313A CN 114380009 B CN114380009 B CN 114380009B
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- Prior art keywords
- sliding
- guide rod
- sliding groove
- sealing
- linear motion
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- 230000033001 locomotion Effects 0.000 title claims abstract description 47
- 238000004659 sterilization and disinfection Methods 0.000 title abstract description 5
- 238000007789 sealing Methods 0.000 claims description 47
- 238000005452 bending Methods 0.000 claims description 28
- 230000001954 sterilising effect Effects 0.000 claims description 9
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000000087 stabilizing effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
Abstract
The invention discloses a linear motion mechanism and a disinfection device, and belongs to the technical field of transmission devices. The linear motion mechanism mainly comprises a mounting seat, a screw rod, a first guide rod, a second guide rod and a sliding piece, wherein the screw rod is in running fit with the mounting seat, the sliding piece is used for connecting a load, the first guide rod and the second guide rod are connected to the mounting seat at intervals and are parallel to the screw rod, the sliding piece comprises a sliding block, a fit hole which is arranged on the sliding block and is in threaded fit with the screw rod, a first sliding groove and a second sliding groove which are arranged on the sliding block, the first sliding groove and the second sliding groove are respectively positioned on two radial sides of the fit hole, a first abutting wall is arranged at a position, close to the second sliding groove, in the first sliding groove, the second guide rod penetrates through the second sliding groove and is in sliding abutting contact with the sliding block, so that the first abutting wall in the first sliding groove is in sliding contact with the first guide rod, and the sliding block is always tightly attached to the first guide rod. The linear motion mechanism can improve the stability in transmission.
Description
Technical Field
The invention relates to the technical field of transmission devices, in particular to a linear motion mechanism and a disinfection device.
Background
The linear motion mechanism is used for outputting linear motion force so as to drive the load to perform linear motion. The existing part linear motion mechanism converts circular motion into power for driving the sliding piece to conduct linear motion in a threaded fit mode, the sliding piece is required to be limited in the circumferential direction, a guide rod is arranged along the linear motion direction of the sliding piece, the guide rod is in sliding fit with a sliding hole formed in the sliding piece in a corresponding mode, the sliding piece cannot rotate, however, the sliding hole and the guide rod are matched with each other in a clearance mode for achieving sliding fit, so that the sliding piece is easy to shake in motion, and the sliding piece is not suitable for environments with specific requirements.
It is necessary to provide a linear motion mechanism to solve the above-mentioned problems.
Disclosure of Invention
Based on the above-mentioned problems existing in the prior art, one of the objects of the embodiments of the present invention is to: provided is a linear motion mechanism which can improve stability during transmission.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a linear motion mechanism, includes mount pad, normal running fit in lead screw, first guide bar, second guide bar and the slider that is used for connecting the load on the mount pad, first guide bar with the second guide bar looks interval connect in on the mount pad and parallel with the lead screw, the slider include the slider, locate on the slider and with lead screw thread complex mating hole, and locate first spout and second spout on the slider to first spout and second spout are located the radial both sides of mating hole respectively, be close to in the first spout the position of second spout is provided with first butt wall, the second guide bar passes the second spout with the slider slides and supports, so that first in the first spout supports the wall with first guide bar slides and supports, will the slider always with the laminating of first guide bar tightly.
Further, the sliding block is of a square structure, the first sliding groove and the second sliding groove are respectively located on two opposite side walls of the sliding block, the first sliding groove and the second sliding groove are communicated with two opposite end faces of the sliding block, and a first avoiding groove which is not in contact with the first guide rod is formed in the middle of the first sliding groove.
Further, the first abutting wall is of an arc-shaped structure so as to be matched with the cross section shape of the first guide rod.
Further, a second abutting wall is arranged at a position, opposite to the first abutting wall in the first sliding groove, in the second sliding groove, and the second abutting wall is abutted to and in sliding fit with the second guide rod, so that the first abutting wall in the first sliding groove continuously maintains a tight sliding abutting state with the first guide rod all the time.
Further, the sliding piece further comprises a sealing component and a roller, wherein the sealing component is arranged on the sliding block and used for sealing the first sliding groove, a lubricating medium is filled in the first sliding groove, the second sliding groove is not in contact with the second guide rod, the roller is in running fit with the sliding block and is arranged between the first guide rod and the second guide rod, and the side face of the roller is propped against the second guide rod, so that the first propping wall in the first sliding groove is continuously propped against the first guide rod in a sliding manner.
Further, the seal assembly comprises a seal plate, bending parts, through holes and sealing pieces, wherein the seal plate is arranged on one side of the slide block corresponding to the first slide groove, so that the first slide groove is sealed, the first slide groove is located at an opening in the side wall of the slide block, the two bending parts are respectively arranged at two ends of the seal plate, the bending parts are arranged at two ends of the slide block, so that the first slide groove is sealed, the openings in the two ends of the slide block are located, the two through holes are arranged corresponding to the bending parts, the through holes are coaxial with the first guide rods and are arranged on the two bending parts in a one-to-one correspondence manner, the first guide rods penetrate through the through holes but are not contacted with the first slide groove, the sealing pieces are also arranged corresponding to the two bending parts, and are located on the through holes and far away from the positions of the slide block, and the sealing pieces are assembled between the through holes and the first guide rods in a sealing manner.
Further, the bending part is provided with a groove at the outer edge of the through hole, the sealing element is accommodated in the groove and protrudes out of the side wall of the through hole, the sealing assembly further comprises a pressing cap arranged on the bending part, and the pressing cap is abutted to the outer end face of the sealing element.
Further, protruding ribs are arranged on the sliding blocks at the edge positions corresponding to the sealing plate and the bending parts.
Further, the slider is provided with a containing cavity suitable for embedding the roller, the center of the roller is rotatably provided with a rotating shaft, two ends of the slider corresponding to the rotating shaft on the roller are respectively provided with a sliding groove, the roller is contained in the containing cavity, two ends of the rotating shaft are respectively arranged in the sliding grooves, the sliding grooves are suitable for the rotating shaft to slide between the first guide rod and the second guide rod, and the sealing assembly further comprises an elastic piece used for pushing the roller to the second guide rod through elastic force.
The invention also provides a disinfection device which comprises the linear motion mechanism.
The beneficial effects of the invention are as follows: the linear motion mechanism comprises a mounting seat, a screw rod, a first guide rod, a second guide rod and a sliding piece, wherein the screw rod is rotatably matched with the mounting seat, the first guide rod and the second guide rod are connected to the mounting seat at intervals and are parallel to the screw rod, the sliding piece comprises a sliding block, a matching hole which is arranged on the sliding block and is in threaded fit with the screw rod, a first sliding groove and a second sliding groove which are arranged on the sliding block, the first sliding groove and the second sliding groove are respectively positioned at two radial sides of the matching hole, a first abutting wall is arranged in the first sliding groove at the position close to the second sliding groove, the second guide rod penetrates through the second sliding groove and is in sliding abutting contact with the sliding block, so that the first abutting wall in the first sliding groove is in sliding abutting contact with the first guide rod, the sliding block is always tightly abutted with the first guide rod, the matching gap between the first guide rod and the sliding block is eliminated, the sliding block can only do linear motion along the axial direction of the screw rod when the sliding block rotates around the axis of the screw rod, and compared with the prior art, and the transmission stability is improved. Since the above-mentioned linear motion mechanism has the above-mentioned technical effects, the sterilizing apparatus having the above-mentioned linear motion mechanism should have the same technical effects.
Drawings
The invention is further described below with reference to the drawings and examples.
In the figure:
fig. 1 is a schematic perspective view of a linear motion mechanism according to a first embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along the direction E-E in FIG. 1;
FIG. 3 is a schematic front view of a slider according to a first embodiment of the present invention;
FIG. 4 is a schematic perspective view of a slider according to a first embodiment of the present invention;
FIG. 5 is another schematic view of the slider shown in FIG. 4;
fig. 6 is a schematic perspective view of a linear motion mechanism according to a second embodiment of the present invention;
FIG. 7 is a cross-sectional view taken along the direction F-F in FIG. 6;
fig. 8 is a schematic perspective view of a sliding member in a linear motion mechanism according to a second embodiment of the present invention;
FIG. 9 is an exploded view of a slider according to a second embodiment of the present invention;
FIG. 10 is a cross-sectional view taken along the direction G-G in FIG. 8;
FIG. 11 is a schematic view of a slider according to a second embodiment of the present invention;
fig. 12 is another view of fig. 9.
Wherein, each reference sign in the figure:
1. a mounting base; 11. a first support portion; 12. a second supporting part; 13. a stabilizing portion.
2. A screw rod; 3. a driver; 4. a first guide bar; 5. and a second guide bar.
6. A sliding member; 61. a slide block; 611. convex ribs; 612. a housing chamber; 62. a mating hole; 63. a first chute; 631. a first abutment wall; 632. a first avoidance groove; 64. a second chute; 641. a second abutment wall; 642. a second avoidance wall; 65. a closure assembly; 651. a closing plate; 652. a bending part; 6521. a groove; 653. a through hole; 654. a seal; 655. pressing the cap; 66. a roller; 661. a rotating shaft; 67. an elastic member.
Detailed Description
The present invention will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the invention only by way of illustration, and therefore it shows only the constitution related to the invention.
Example 1
As shown in fig. 1, the present invention provides a linear motion mechanism, including a mounting base 1, a screw rod 2 rotatably fitted on the mounting base 1, a first guide rod 4, a second guide rod 5, and a sliding member 6 for connecting a load (not shown), wherein the first guide rod 4 and the second guide rod 5 are connected to the mounting base 1 at intervals and parallel to the screw rod 2, while referring to fig. 2, the sliding member 6 includes a slider 61, a fitting hole 62 provided on the slider 61 and screwed with the screw rod 2, and a first sliding groove 63 and a second sliding groove 64 provided on the slider 61, and the first sliding groove 63 and the second sliding groove 64 are respectively located at both sides in the radial direction of the fitting hole 62, and as shown in fig. 4, a first abutment wall 631 is provided in the first sliding groove 63 near the second sliding groove 64, and the second guide rod 5 is slidably abutted with the slider 61, so that the first abutment wall 631 in the first sliding groove 63 is slidably abutted with the first guide rod 4, thereby the slider 61 is always tightly fitted with the first guide rod 4, and the first sliding groove 4 is eliminated, and the linear motion stability of the screw rod 61 is limited in the axial direction compared with the conventional linear motion mechanism in which the axial direction of the screw rod 61 is not limited by the axial motion of the screw rod 2.
As shown in fig. 1, in some embodiments, the sliding block 61 has a substantially square structure, the first sliding groove 63 and the second sliding groove 64 are respectively located on two opposite side walls of the sliding block 61, and the first sliding groove 63 and the second sliding groove 64 are respectively communicated with two opposite end surfaces of the sliding block 61, so that the first guiding rod 4 can pass through the corresponding first sliding groove 63, and the second guiding rod 5 can pass through the corresponding second sliding groove 64.
As shown in fig. 4, in some embodiments, the first abutment wall 631 has an arc structure to adapt to the cross-sectional shape of the first guide rod 4, so that the first abutment wall 631 can be fully attached to the circumferential side surface of the first guide rod 4, and when the first abutment wall 631 abuts against the first guide rod 4, the first abutment wall 631 can play a role in restricting the degree of freedom on the slider 61 in more directions, and it can be appreciated that, in other embodiments, the first abutment wall 631 may also have a polygonal structure matching with the arc surface of the first guide rod 4.
As shown in fig. 4, in some embodiments, a first avoiding groove 632 that is not in contact with the first guide rod 4 is provided at a middle position of the first sliding groove 63, so that only two portions of the first sliding groove 63 slidably abut against the first guide rod 4, and therefore only the portion of the first sliding groove 63 that is used for contacting the first guide rod 4 needs to be finished, so as to ensure that the size, the roughness, etc. meet the requirements, and the cost is reduced.
In some embodiments, in order to make the second guide rod 5 pass through the second chute 64 to slidably abut against the slider 61, more specifically, a second abutment wall 631 is disposed in the second chute 64 opposite to the first abutment wall 631 in the first chute 63, and the second abutment wall 631 abuts against and slidably cooperates with the second guide rod 5, so that the slider 61 can stably slide along a straight line on the mounting seat 1 under the abutting action of the first abutment wall 631 and the second abutment wall 631 on opposite sides, and is not easy to rotate along with the rotational movement of the screw rod 2. In addition, in the present embodiment, the second avoiding groove 642 that is not in contact with the second guide rod 5 is provided at the middle position of the second chute 64, so that only the portions of the second chute 64 at both ends slidably abut against the second guide rod 5, thereby reducing the processing cost.
As shown in fig. 1, in some implementations, the linear motion mechanism provided by the embodiment of the invention further includes a driver 3, the driver 3 is a driving device that outputs rotational motion power, the driver 3 is fixedly mounted on the mounting seat 1, and an output end of the driver 3 is connected with the screw rod 2, so that the screw rod 2 can be driven by the driver 3 to rotate according to a set requirement, so as to drive the sliding member 6 to drive the load (not shown) to perform linear reciprocating motion, and in this embodiment, the driver 3 is a motor.
As shown in fig. 1, in some embodiments, a first end of the mounting seat 1 is provided with a first supporting portion 11, a second end of the mounting seat 1 is provided with a second supporting portion 12, the driver 3 is fixedly mounted on the first supporting portion 11, one end of the screw rod 2 away from the driver 3 is rotatably connected to the second supporting portion 12, and two ends of the first guide rod 4 and the second guide rod 5 are respectively fixedly connected to the first supporting portion 11 and the second supporting portion 12. In the present embodiment, the first support portion 11 and the second support portion 12 are each formed by bending processing.
As shown in fig. 1, in order to make the second guide rod 5 further maintain a tight sliding abutment state with the first guide rod 4 when sliding against the slide block 61, in some embodiments, a stabilizing portion 13 is provided on the mount 1 near the second guide rod 5, the stabilizing portion 13 abuts against the second guide rod 5, and the stabilizing portion 13 pushes against the second guide rod 5 toward the first guide rod 4, so that it can be ensured that the second guide rod 5 is always kept in abutment with the slide block 61, so as to further maintain the first abutment wall 631 in the first chute 63 tightly in abutment with the first guide rod 4. In the present embodiment, the upper stabilizing portion 13 of the mount 1 is formed by bending processing.
Example two
The linear motion mechanism provided in the second embodiment is different from the linear motion mechanism provided in the first embodiment in the structure of the slider 6, and is described in detail below.
Referring to fig. 8 and 9, in some embodiments, the sliding member 6 further includes a closing component 65 and a roller 66 mounted on the sliding block 61, where the closing component 65 is used to close the first sliding groove 63, and the first sliding groove 63 is filled with a lubricating medium, so as to reduce friction resistance generated when the first guide rod 4 abuts against the first abutment wall 631, slow down wear of the first guide rod 4 and the first abutment wall 631, prevent a gap from being generated between the first guide rod 4 and the first abutment wall 631 due to sliding friction, or cause the sliding block 61 to shake due to excessive friction resistance between the first guide rod 4 and the first abutment wall 631, or generate noise. In order to further reduce the friction resistance between the slide block 61 and the second guide rod 5, in this embodiment, the second slide groove 64 is not in contact with the second guide rod 5, specifically, the second abutting wall 641 is not in sliding abutment with the second guide rod 5, in addition, the roller 66 is rotationally matched on the slide block 61 and is between the first guide rod 4 and the second guide rod 5, and the side surface of the roller 66 abuts against the second guide rod 5, so that the first abutting wall 631 in the first slide groove 63 continuously slides against the first guide rod 4, no gap exists between the slide block 61 and the first guide rod 4, rolling friction is realized between the slide block 61 and the second guide rod 5 through the roller 66, the friction resistance between the slide block 61 and the second guide rod 5 is reduced, the friction resistance between the slide block 61 and the first guide rod 4 and the second guide rod 5 is effectively reduced, and long-term reliable realization of the sliding piece 6 is facilitated.
In some of these embodiments, the closure assembly 65 includes a closure plate 651, a fold 652, a through-hole 653, and a seal 654; the closing plate 651 is mounted on one side of the slider 61 corresponding to the first sliding groove 63 to close the opening of the first sliding groove 63 on the side wall of the slider 61, the bending parts 652 are two, the two bending parts 652 are respectively fixed on two ends of the closing plate 651 and integrally formed with the closing plate 651, the bending parts 652 are mounted on two ends of the slider 61 to close the opening of the first sliding groove 63 on two ends of the slider 61, in addition, the through holes 653 are provided on the two bending parts 652 corresponding to the bending parts 652, the through holes 653 are coaxial with the first guide rods 4 and are arranged on the two bending parts 652 in a one-to-one correspondence manner, the first guide rods 4 pass through the through holes 653 but do not contact with the through holes 653, the through holes 653 are communicated with the first sliding grooves 63, the sealing parts 654 are also provided on the two bending parts 652 corresponding to the two bending parts, the sealing parts 654 are located on the through holes 653 and are far from the positions of the slider 61, and the sealing parts 654 are assembled between the through holes 653 and the first guide rods 4 in a sealing manner. As shown in fig. 7, by the above technical solution, the first chute 63 is completely closed by the closing component 65, so that the lubrication medium in the first chute 63 can be stored in the first chute 63 for a long time, and since the first avoiding groove 632 is not in contact with the first guide rod 4, the through hole 653 is communicated with the first chute 63, so that the through hole 653 and the first chute 63 are pressure balanced, the lubrication medium is easy to permeate from the through hole 653 and the first avoiding groove 632 to the contact surface between the first contact wall 631 and the first guide rod 4, so that the lubrication medium is always present between the first guide rod 4 and the first contact wall 631, and the first guide rod 4 and the first contact wall 631 are kept low friction for a long time and effectively.
As shown in fig. 10, the sealing member 654 has an O-shaped structure, a groove 6521 is formed on the bent portion 652 and located at the outer edge of the through hole 653, the sealing member 654 is accommodated in the groove 6521 and protrudes from the side wall of the through hole 653, the sealing assembly 65 further includes a press cap 655 mounted on the bent portion 652, and the press cap 655 abuts against the outer end surface of the sealing member 654, so that the sealing member 654 remains between the through hole 653 and the first guide rod 4 to realize sealing and blocking effects, and in this embodiment, the press cap 655 is screwed and engaged with the bent portion 652 through threads.
As shown in fig. 8 and 9, in some embodiments, the edge positions of the slider 61 corresponding to the sealing plate 651 and the bending portion 652 are integrally connected with the ribs 611, so that, on one hand, when the sealing plate 651 and the bending portion 652 are mounted on the slider 61, the ribs 611 are abutted against the edges of the sealing plate 651 and the bending portion 652, thereby facilitating the mounting of the sealing plate 651 and the bending portion 652 in place, and in addition, a certain sealing effect can be achieved on the edge positions of the sealing plate 651 and the bending portion 652, so that leakage of the lubricating medium in the first sliding groove 63 is further prevented.
As shown in fig. 11, in some embodiments, the sliding block 61 is provided with a receiving cavity 612 suitable for embedding the roller 66, more precisely, the receiving cavity 612 is located near the middle of the second sliding groove 64, specifically, at the position of the second avoiding groove 642, on one hand, when the second guide rod 5 passes through and is accommodated in the second sliding groove 64, a certain blocking effect can be achieved on the receiving cavity 612 to prevent foreign matters such as dust in the external environment from contacting the roller 66, on the other hand, the roller 66 is made to be close to the position of the first sliding groove 63, so that the stress between the first guide rod 4 and the first abutting wall 631 of the first sliding groove 63 is symmetrically distributed, and because of the existence of the first avoiding groove 632, the stress on the first abutting wall 631 located on the sliding block 61 and distributed on two ends of the sliding block 61 is the same, so that the sliding block 61 is prevented from being deflected due to inconsistent wear; the roller 66 is rotatably provided with a rotating shaft 661 at the center, as shown in fig. 12, two ends of the slider 61 corresponding to the rotating shaft 661 on the roller 66 are respectively provided with a sliding groove 613, the roller 66 is accommodated in the accommodating cavity 612, two ends of the rotating shaft 661 are respectively installed in the sliding grooves 613, the sliding grooves 613 are suitable for the rotating shaft 661 to slide between the first guide rod 4 and the second guide rod 5, in addition, the sealing assembly 65 further comprises an elastic member 67, and the elastic member 67 is used for pushing the roller 66 to the second guide rod 5 through elastic force. As shown in fig. 10, the roller 66 can be kept in contact with the second guide bar 5 continuously, and even if a gap is generated between the first guide bar 4 and the first chute 63 located on the slider 61, or between the second guide bar 4 and the roller 66 due to frictional wear, or due to assembly, the gap can be compensated by itself by the elastic force of the elastic member 67, and finally, the slider 61 and the first guide bar 4 can be kept in a tightly sliding contact state all the time. In the present embodiment, the elastic members 67 have two, and the two elastic members 67 are respectively installed in the two sliding grooves 613 to be abutted between the rotation shaft 661 and the slider 61.
The invention also provides a sterilizing device (not shown) which comprises the linear motion mechanism provided in any embodiment, a box body (not shown) and a sterilizing unit (not shown) arranged in the box body, wherein the sterilizing device is used for sterilizing a load (such as a mobile phone) by driving the load to move to the area corresponding to the sterilizing unit through a sliding piece 6 in the linear motion mechanism. Since the sterilizing device has all the technical features of the linear motion mechanism provided in any of the above embodiments, the sterilizing device has the same technical effects as the above linear motion mechanism.
While the foregoing is directed to the preferred embodiment of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (8)
1. A linear motion mechanism, characterized in that: the sliding piece comprises a mounting seat, a screw rod, a first guide rod, a second guide rod and a sliding piece, wherein the screw rod is in rotary fit with the mounting seat, the sliding piece is used for connecting a load, the first guide rod and the second guide rod are connected to the mounting seat at intervals and are parallel to the screw rod, the sliding piece comprises a sliding block, a matching hole which is arranged on the sliding block and is in threaded fit with the screw rod, a first sliding groove and a second sliding groove which are arranged on the sliding block, the first sliding groove and the second sliding groove are respectively positioned on two sides of the radial direction of the matching hole, a first abutting wall is arranged at the position, close to the second sliding groove, of the first sliding groove, the second guide rod penetrates through the second sliding groove to be in sliding abutting contact with the sliding block, the sliding piece further comprises a sealing component and a roller, the sealing component is used for sealing the first sliding groove, the sealing component comprises a sealing plate, two bent parts, a through hole and a sealing piece, the sealing plate is arranged on one side of the sliding block, corresponding to the first sliding groove, the first sliding groove and the second sliding groove are respectively positioned on two sides of the sliding block, the sealing plate is in correspondence to the first sliding groove, the two bent parts are respectively, the two sealing parts are arranged on the two bent parts are in the positions, are in the coaxial contact with each other, and are in the two bent parts, and are in the coaxial connection with the two sealing parts, and are respectively arranged on the two bent parts, and are in the positions, and are in correspondence to the position, and are in which the position corresponding to the two bent parts and are in which they are in correspondence with the position, and with the position corresponding opening and with the position, the sealing piece is assembled between the through hole and the first guide rod in a sealing way, a lubricating medium is filled in the first sliding groove, the second sliding groove is not contacted with the second guide rod, the roller is in running fit on the sliding block and is arranged between the first guide rod and the second guide rod, the side face of the roller is abutted to the second guide rod, so that a first abutting wall in the first sliding groove is in sliding abutting connection with the first guide rod, and the sliding block is always tightly attached to the first guide rod.
2. The linear motion mechanism of claim 1, wherein: the sliding block is of a square structure, the first sliding groove and the second sliding groove are respectively located on two opposite side walls of the sliding block, the first sliding groove and the second sliding groove are communicated with two opposite end faces of the sliding block, and a first avoiding groove which is not in contact with the first guide rod is formed in the middle of the first sliding groove.
3. The linear motion mechanism of claim 1, wherein: the first abutting wall is of an arc-shaped structure so as to be matched with the cross section shape of the first guide rod.
4. The linear motion mechanism of claim 1, wherein: the second abutting wall is arranged at the position, opposite to the first abutting wall in the first sliding groove, of the second sliding groove, and the second abutting wall is abutted to and in sliding fit with the second guide rod, so that the first abutting wall in the first sliding groove continuously maintains a tight sliding abutting state with the first guide rod all the time.
5. The linear motion mechanism of claim 1, wherein: the sealing component is characterized in that a groove is formed in the outer edge of the bending part and located in the through hole, the sealing component is contained in the groove and protrudes out of the side wall of the through hole, the sealing component further comprises a pressing cap arranged on the bending part, and the pressing cap is abutted to the outer end face of the sealing component.
6. The linear motion mechanism of claim 1, wherein: convex ribs are arranged on the sliding blocks at the edge positions corresponding to the sealing plate and the bending parts.
7. The linear motion mechanism of claim 1, wherein: the sliding block is provided with a containing cavity suitable for embedding the roller, the center of the roller is rotatably provided with a rotating shaft, two ends of the sliding block corresponding to the rotating shaft on the roller are respectively provided with a sliding groove, the roller is contained in the containing cavity, two ends of the rotating shaft are respectively arranged in the sliding grooves, the sliding grooves are suitable for the rotating shaft to slide between the first guide rod and the second guide rod, and the sealing assembly further comprises an elastic piece which is used for pushing the roller to the second guide rod through elastic force.
8. A sterilizing device, characterized in that: comprising a linear motion mechanism according to any of the preceding claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210064313.8A CN114380009B (en) | 2022-01-20 | 2022-01-20 | Linear motion mechanism and disinfection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210064313.8A CN114380009B (en) | 2022-01-20 | 2022-01-20 | Linear motion mechanism and disinfection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114380009A CN114380009A (en) | 2022-04-22 |
| CN114380009B true CN114380009B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210064313.8A Active CN114380009B (en) | 2022-01-20 | 2022-01-20 | Linear motion mechanism and disinfection device |
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| CN (1) | CN114380009B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5532454U (en) * | 1978-08-25 | 1980-03-01 | ||
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| CN210715800U (en) * | 2019-10-17 | 2020-06-09 | 广东台春精工科技有限公司 | Novel ball screw for industrial equipment |
| CN212225911U (en) * | 2020-04-30 | 2020-12-25 | 丽水市金威自动化技术有限公司 | Micro guide rail for machining flange linear bearing |
| CN213981877U (en) * | 2020-12-04 | 2021-08-17 | 南京明可达传动科技有限公司 | Auxiliary supporting device for ball guide wire rod |
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2022
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| JPS5532454U (en) * | 1978-08-25 | 1980-03-01 | ||
| JPH11325213A (en) * | 1998-05-11 | 1999-11-26 | Ckd Corp | Electric actuator |
| JP2005291270A (en) * | 2004-03-31 | 2005-10-20 | Rigaku Corp | Screw type feeding device, slit device, and x-ray analysis device |
| CN1743703A (en) * | 2004-08-30 | 2006-03-08 | Smc株式会社 | Electric execution device |
| JP3162300U (en) * | 2010-06-15 | 2010-08-26 | オザック精工株式会社 | Torque transmission linear motion guide device |
| CN103048279A (en) * | 2011-10-12 | 2013-04-17 | 株式会社岛津制作所 | Sine mechanism used for spectrophotometer |
| CN110537040A (en) * | 2017-04-26 | 2019-12-03 | 世进Igb株式会社 | Servo cylinder |
| CN208534981U (en) * | 2018-04-24 | 2019-02-22 | 深圳市宝康隆科技有限公司 | A kind of sliding block and guide rail slide block |
| CN210715800U (en) * | 2019-10-17 | 2020-06-09 | 广东台春精工科技有限公司 | Novel ball screw for industrial equipment |
| CN212225911U (en) * | 2020-04-30 | 2020-12-25 | 丽水市金威自动化技术有限公司 | Micro guide rail for machining flange linear bearing |
| CN213981877U (en) * | 2020-12-04 | 2021-08-17 | 南京明可达传动科技有限公司 | Auxiliary supporting device for ball guide wire rod |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114380009A (en) | 2022-04-22 |
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