CN211693402U - Lead screw slip table mechanism - Google Patents
Lead screw slip table mechanism Download PDFInfo
- Publication number
- CN211693402U CN211693402U CN202020009450.8U CN202020009450U CN211693402U CN 211693402 U CN211693402 U CN 211693402U CN 202020009450 U CN202020009450 U CN 202020009450U CN 211693402 U CN211693402 U CN 211693402U
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- CN
- China
- Prior art keywords
- slide
- slip table
- adjusting bolt
- lead screw
- seat body
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Abstract
The utility model relates to a machinery slip table field, concretely relates to lead screw slip table mechanism. The utility model discloses a lead screw slip table mechanism, the on-line screen storage device comprises a base and a slide, the slide is connected with driving motor through nut lead screw mechanism, the slide includes pedestal and two supporting shoes, equal axial stop on two supporting shoes, circumferential direction is equipped with the adjusting bolt with pedestal screw-thread fit, adjusting bolt on two supporting shoes splines to connect and revolve to opposite, it will drive another rotation to rotate arbitrary adjusting bolt, a revolve to opposite for both, drive two supporting shoes in opposite directions or back of the body mutually and move, thereby the width of slide has been adjusted, because both remove simultaneously, the width symmetry of slide after the adjustment has been guaranteed, when placing the work piece its central point puts can with the central coincidence of slide, the unusual wearing and tearing because of the slip table atress is inhomogeneous of current slip table mechanism have been solved, cause the problem of poor reliability.
Description
Technical Field
The utility model relates to a machinery slip table field, concretely relates to lead screw slip table mechanism.
Background
The screw rod sliding table mechanism is the most common sliding table mechanism, has stable and reliable structure and is widely used in the field of mechanical transmission. The slip table generally includes that base and direction removal set up slide on the base is connected with nut lead screw actuating mechanism on the slide, driving motor and nut lead screw actuating mechanism's screw connection, and its slip table is used for installing the work piece, and under the general condition, the structural dimension of slip table all is fixed, and it can only adapt to the work piece of certain specification like this, and adaptability is relatively poor.
The prior art also appears some slide width adjustable slip table mechanisms, for example the slip table mechanism that chinese patent document who authorizes public number to be CN208278840U discloses, it includes cylinder body, motor, ball screw pair and slide, installs ball screw pair in the cylinder body, and the slide is fixed on ball nut of ball screw pair, and the pivot of motor is fixed on ball screw pair's lead screw, the slide both ends are fixed with the guide arm respectively, and sliding connection has the regulating block on the guide arm, is equipped with the fixed orifices on the regulating block. The sliding table adjusts the width of the sliding seat according to the size of the load device through the movable adjusting block, so that the sliding seat is better in adaptability, and the load of the load device is more reasonable.
Two regulating blocks on above-mentioned this kind of slip table directly move on the guide arm, and it is difficult to guarantee like this that both departments are in the symmetric position, can make the focus position of work piece can not be in the slip table center for the slip table atress is inhomogeneous and unusual wearing and tearing cause the problem of poor reliability.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lead screw slip table mechanism to solve current slip table mechanism because of the inhomogeneous unusual wearing and tearing of slip table atress, cause the poor problem of reliability.
The utility model discloses a lead screw slip table mechanism adopts following technical scheme:
the utility model provides a lead screw slip table mechanism, includes that base and the direction removal that extends along the left and right sides direction set up slide on the base, the slide is connected with driving motor through nut lead screw mechanism, the slide includes that pedestal and two set up along the fore-and-aft direction removal the supporting shoe of pedestal both sides, equal axial stop on two supporting shoes, circumferential direction be equipped with pedestal screw-thread fit's adjusting bolt, adjusting bolt on two supporting shoes splines to connect and revolve to opposite.
And overhanging parts overhanging outwards are arranged on two sides of the seat body, and the supporting blocks are arranged on the overhanging parts through dovetail groove structures.
The seat body is rotatably provided with a transmission rod, and two ends of the transmission rod are in one-to-one correspondence rotation stopping fit with the two adjusting bolts.
The supporting block is provided with a containing cavity for containing the tail part of the adjusting bolt, and the outer side of the supporting block is provided with a limiting part axially stopped and axially and rotatably matched with the tail part of the adjusting bolt.
The limiting part is a limiting sleeve arranged on the supporting block, and the limiting sleeve is provided with a jacking part which extends into the accommodating cavity and is matched with the adjusting bolt.
The adjusting bolt is an inner hexagon bolt, and the middle position of the limiting sleeve is provided with a hole for the inner hexagon wrench to pass through.
The utility model has the advantages that: the utility model discloses a lead screw slip table mechanism, including the base that extends along left and right directions and the slide that the direction removes and set up on the base, the slide is connected with driving motor through nut lead screw mechanism, the slide includes the pedestal and two supporting shoes that remove and set up in the both sides of the pedestal along the direction of fore-and-aft direction, equal axial stop on two supporting shoes, the circumference is rotated and is equipped with the adjusting bolt with pedestal screw-thread fit, adjusting bolt stall connection and the direction of rotation on two supporting shoes are opposite, rotate arbitrary adjusting bolt and will drive another rotation, the direction of rotation that is used for both is opposite, drive two supporting shoes simultaneously and move in opposite directions or back to back on the other, thereby the width of slide has been adjusted, because both remove simultaneously, the width symmetry of slide after the adjustment has been guaranteed, when placing the work piece its central point can coincide with the center of slide, the unusual wearing and tearing because of the slip, causing a problem of poor reliability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of a screw slide mechanism according to the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 with the upper cover plate removed;
FIG. 3 is an enlarged partial view of the carriage of FIG. 2 in position;
FIG. 4 is a schematic cross-sectional view of the slider;
FIG. 5 is an enlarged view of a portion of the support block of FIG. 4;
in the figure: 1. a drive motor; 2. a first side plate; 3. a base; 4. a slide base; 5. an upper cover plate; 6. a second side plate; 7. a lead screw; 41. a base body; 42. a support block; 43. adjusting the bolt; 44. a transmission rod; 45. a limiting sleeve; 431. a rotation stopping hole; 441. stopping rotating the head; 451. a jacking portion; 452. avoiding the hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses an embodiment of lead screw slip table machine, as shown in fig. 1 to 5, a lead screw slip table mechanism, include that base 3 and the direction that extends along left right direction remove slide 4 on base 3, slide 4 is connected with driving motor 1 through nut lead screw mechanism, slide 4 includes pedestal 41 and two supporting shoes 42 that set up in pedestal 41 both sides along fore-and-aft direction removal, equal axial stop on two supporting shoes 42, circumferential direction is equipped with the adjusting bolt 43 with 41 screw-thread fit of pedestal, adjusting bolt 43 splines on two supporting shoes 42 and connects and revolve to opposite. The left and right sides of base 3 is equipped with first curb plate 2 and second curb plate 6 respectively, and upper portion is equipped with upper cover plate 5, and lead screw 7 rotates and sets up on base 3.
In order to ensure the supporting strength of the seat body 41 to the supporting block 42, in this embodiment, overhanging portions overhanging outwards are arranged on two sides of the seat body 41, the supporting block 42 is arranged on the overhanging portions through a dovetail groove structure, so that the overhanging portions can stably support the supporting block 42, the dovetail groove structure specifically comprises a dovetail-shaped protrusion arranged on the base 3 and a dovetail groove arranged on the supporting block 42, the dovetail-shaped protrusion is matched with the dovetail groove in a guiding movement manner, and the structural strength of the overhanging portions is further improved by the dovetail-shaped protrusion.
In order to ensure the transmission of the two adjusting bolts 43, in the present embodiment, as shown in fig. 4, a transmission rod 44 is rotatably assembled on the seat body 41, and two ends of the transmission rod 44 are in one-to-one rotation-stopping fit with the two adjusting bolts 43. Specifically, the head of the adjusting bolt 43 is provided with a rotation stopping hole 431, the transmission rod 44 is provided with a rotation stopping head 441, the rotation stopping head 441 and the rotation stopping hole 431 are of prismatic structures, the rotation stopping head 441 is inserted into the rotation stopping hole 431, and the rotation stopping head 441 and the rotation stopping hole 431 are matched in a sliding mode in the length direction, so that when the adjusting bolt 43 moves along with the supporting block 42, the two adjusting bolts 43 can be matched in a rotation stopping mode through the transmission rod 44.
The supporting block 42 is provided with a containing cavity for containing the tail part of the adjusting bolt 43, and the outer side of the supporting block 42 is provided with a limiting piece which is axially stopped and axially and rotatably matched with the tail part of the adjusting bolt 43. Therefore, the adjusting bolt is stopped and limited in the accommodating cavity through the limiting part.
Specifically, the limiting member structure is as shown in fig. 5, the limiting member is a limiting sleeve 45 mounted on the supporting block 42, and the limiting sleeve 45 has a pressing portion 451 extending into the accommodating cavity and engaged with the adjusting bolt. This enables reliable limiting of the adjusting bolt.
The adjusting bolt is an inner hexagon bolt, and a hole 452 for the inner hexagon wrench to pass through is arranged in the middle of the limiting sleeve 45. The reason for adopting the hexagon socket head cap screw is that the hexagon wrench is small in size and convenient to operate.
The utility model has the advantages that: the utility model discloses a lead screw slip table mechanism rotates arbitrary adjusting bolt and will drive another rotation for both revolve to on the contrary, drive two supporting shoes simultaneously and move in opposite directions or back to back mutually, thereby the width of slide has been adjusted, because both remove simultaneously, the width symmetry of the slide after having guaranteed the adjustment, when placing the work piece central point put can with the central coincidence of slide, solved current slip table mechanism because of the inhomogeneous and unusual wearing and tearing of slip table atress, cause the poor problem of reliability. Because two adjusting bolt all can operate, just so can operate in the both sides of slide to convenience when having improved the operation.
In other embodiments of the utility model, the supporting block can also be arranged on the seat body through the guiding movement of the guiding rod; the transmission rod can also be connected with an adjusting bolt through a spline; the limiting part can also adopt a semi-ring plate; the overhanging part can also be connected with the supporting block through a T-shaped groove; the adjusting bolt can also adopt a hexagon bolt.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a lead screw slip table mechanism, includes that base and direction removal that the direction extends about along are in slide on the base, the slide is connected with driving motor, its characterized in that through nut lead screw mechanism: the sliding seat comprises a seat body and two supporting blocks which are arranged on two sides of the seat body in a guiding and moving mode along the front-back direction, adjusting bolts which are in threaded fit with the seat body are axially blocked and circumferentially rotatably assembled on the two supporting blocks, and the adjusting bolts on the two supporting blocks are in rotation stopping connection and opposite in rotation direction.
2. The screw slide mechanism of claim 1, wherein: and overhanging parts overhanging outwards are arranged on two sides of the seat body, and the supporting blocks are arranged on the overhanging parts through dovetail groove structures.
3. The screw slide mechanism of claim 2, wherein: the seat body is rotatably provided with a transmission rod, and two ends of the transmission rod are in one-to-one correspondence rotation stopping fit with the two adjusting bolts.
4. The screw slide mechanism according to any one of claims 1 to 3, characterized in that: the supporting block is provided with a containing cavity for containing the tail part of the adjusting bolt, and the outer side of the supporting block is provided with a limiting part axially stopped and axially and rotatably matched with the tail part of the adjusting bolt.
5. The screw slide mechanism of claim 4, wherein: the limiting part is a limiting sleeve arranged on the supporting block, and the limiting sleeve is provided with a jacking part which extends into the accommodating cavity and is matched with the adjusting bolt.
6. The screw slide mechanism of claim 5, wherein: the adjusting bolt is an inner hexagon bolt, and the middle position of the limiting sleeve is provided with a hole for the inner hexagon wrench to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020009450.8U CN211693402U (en) | 2020-01-03 | 2020-01-03 | Lead screw slip table mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020009450.8U CN211693402U (en) | 2020-01-03 | 2020-01-03 | Lead screw slip table mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211693402U true CN211693402U (en) | 2020-10-16 |
Family
ID=72798875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020009450.8U Expired - Fee Related CN211693402U (en) | 2020-01-03 | 2020-01-03 | Lead screw slip table mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211693402U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586679A (en) * | 2021-09-10 | 2021-11-02 | 东台市远诺精密科技有限公司 | Slip table module based on multiaxis motion |
| CN114029749A (en) * | 2021-11-29 | 2022-02-11 | 武汉武重机床有限公司 | Dovetail sliding table |
-
2020
- 2020-01-03 CN CN202020009450.8U patent/CN211693402U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586679A (en) * | 2021-09-10 | 2021-11-02 | 东台市远诺精密科技有限公司 | Slip table module based on multiaxis motion |
| CN114029749A (en) * | 2021-11-29 | 2022-02-11 | 武汉武重机床有限公司 | Dovetail sliding table |
| CN114029749B (en) * | 2021-11-29 | 2023-10-27 | 武汉武重机床有限公司 | Dovetail type sliding table |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201016 Termination date: 20210103 |