CN213998540U - Vertical guide rail device for numerical control machine tool - Google Patents

Abstract

The utility model discloses a vertical guide rail device for a numerical control machine tool, which comprises a device body and an adjusting mechanism, wherein when a first conical tooth rotates, the first conical tooth is meshed with a second conical tooth to drive the first conical tooth to synchronously rotate, when the second conical tooth rotates, the second conical tooth drives a threaded lead screw to rotate through a second rotating shaft and a bearing seat, when the threaded lead screw rotates, a lifting plate can stably lift on the surface of the lifting plate, when the lifting plate is lifted and adjusted, gears on two sides of the lifting plate are meshed with a fixed toothed plate through teeth on the surface of the gear, the gears can rotate in the middle of a partition plate through a bearing and a connecting shaft in the middle, so that the stability of the lifting plate during lifting is higher, an operator can inject lubricating oil into the inner side of an oil storage cavity through an oil injection hole, the lubricating oil injected into the oil storage cavity flows out to oil outlet slideways on two sides through a splitter plate, and the lubricating oil flows into the inner sides of a threaded hole and a limiting groove through the oil outlet slideway, thereby facilitating lubrication of the threaded screw and the gear.

Description

Vertical guide rail device for numerical control machine tool

Technical Field

The utility model relates to a rectilinear guide rail technical field specifically is a rectilinear guide rail device for digit control machine tool.

Background

A numerically controlled machine tool, also called numerically controlled machine tool, is an automated machine tool equipped with a program control system capable of logically processing and decoding a program provided with control codes or other symbolic instructions, represented by coded numbers, input to the numerical control device through an information carrier.

When numerical control machine tool control cutting tool carries out lifting adjustment, can drive cutting tool through perpendicular type guide rail and carry out lifting adjustment mostly, many perpendicular type guide rails control through cylinder or pneumatic cylinder and go up and down, cylinder and pneumatic cylinder can stable control cutting tool reach the top and the bottom of device, however if need cutting tool when stopping in the centre, the control accuracy of cylinder and pneumatic cylinder is unsatisfactory, and make cutting tool produce when lifting adjustment and rock easily, if do not lubricate elevating system for a long time, also will cause its inside to rust, make holistic lifting accuracy, protectiveness and practicality are unsatisfactory.

Aiming at the problems, the lifting precision, the stability and the practicability of the device are improved. Therefore, a vertical guide rail device for a numerical control machine tool is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rectilinear guide rail device for digit control machine tool has improved the lift precision, stability and the practicality of device, has solved the problem of proposing in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a vertical guide rail device for a numerical control machine tool comprises a device body and an adjusting mechanism, wherein the adjusting mechanism is installed in the middle of the device body, the device body comprises a fixing frame, a driving motor, a first rotating shaft, first conical teeth, a threaded lead screw, a guide rod, a buffer spring and a fixed toothed plate, the driving motor is installed on one side of the top end of the fixing frame, the first rotating shaft is installed on one side of the driving motor, the first conical teeth are installed on one side, away from the driving motor, of the first rotating shaft, the threaded lead screw is installed in the middle of the fixing frame, the guide rods are installed on two sides of the threaded lead screw, the buffer spring is arranged on the surface of the guide rod, the fixed toothed plate is installed on one side, away from the threaded lead screw, of the guide rod, and the fixed toothed plate is fixedly connected with the fixing frame;

adjustment mechanism includes lifter plate, mounting panel, spacing groove, baffle and gear, and the surface mounting of screw lead screw has the lifter plate, and the mounting panel is installed in the front of lifter plate, and the spacing groove has been seted up to the both sides of lifter plate, and the baffle is installed to the both sides of spacing groove, and the baffle is located the both sides of lifter plate, and the gear is installed to the centre of baffle.

Further, the threaded screw rod comprises a second rotating shaft, second conical teeth and a bearing seat, the second rotating shaft is installed at the upper end of the threaded screw rod, the second conical teeth are installed at one end, away from the threaded screw rod, of the second rotating shaft, the second conical teeth are meshed with the first conical teeth, and the bearing seat is installed at the bottom end of the threaded screw rod.

Further, the lifter plate includes screw hole, guiding hole and oil filler point, offers threaded hole in the middle of the both ends of lifter plate, and the screw lead screw runs through the lifter plate through the screw hole, and the guiding hole has been offered in the both ends four corners of lifter plate, and the guide bar runs through the lifter plate through the guiding hole, and the oil filler point has been offered to the both sides of screw hole, and the oil filler point is located the centre of screw hole and spacing groove.

Further, the oil filler point includes oil storage chamber, pressure spring and block rubber, and the oil storage chamber has been seted up to the lower extreme inboard of oil filler point, and the oil storage chamber is located the centre of screw hole and spacing groove, and the pressure spring is installed to the lower extreme both sides of oil filler point, and the pressure spring is located the upper end both sides of oil storage chamber inner chamber, and the block rubber is installed to one side of pressure spring, and the block rubber is the installation of symmetry form.

Further, the oil storage chamber includes flow distribution plate and oil outlet slide way, and the flow distribution plate is installed to the centre in oil storage chamber, and the oil outlet slide way has been seted up to the bottom both sides of flow distribution plate.

Furthermore, the oil outlet slide ways are symmetrically arranged, and the oil storage cavity is communicated with the inner sides of the threaded hole and the limiting groove through the oil outlet slide ways.

Further, the gear comprises a bearing, a connecting shaft and teeth, the bearing is installed in the middle of two sides of the gear, the connecting shaft is installed on one side, away from the gear, of the bearing, the connecting shaft penetrates through the partition plate, the teeth are arranged on the surface of the gear, and the teeth are meshed with the fixed gear plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a vertical type guide rail device for digit control machine tool, operating personnel can install cutting tool on the positive mounting panel of lifter plate, when needs carry out the vertical lift to cutting tool, operating personnel can start driving motor and drive first toper tooth and rotate, will produce the meshing with second toper tooth when first toper tooth rotates, it rotates in step to drive it, will drive the screw lead screw through second pivot and bearing frame when second toper tooth rotates and rotate, when the screw lead screw rotates, the lifter plate alright stabilize the lift on its surface, and the screw lead screw has better auto-lock nature, when the screw lead screw stall, the lifter plate will stop and be locked at primary importance, prevent that the lifter plate from rotating or gyration is gone up and down by oneself, make holistic lift precision obtain improving.

2. The utility model provides a vertical type guide rail device for digit control machine tool, when the lifter plate lift adjustment, the guide bar will run through the guiding hole, make the lifter plate can lead the vertical migration when the lift adjustment, avoid the lifter plate to follow the screw lead screw and carry out synchronous rotation, and buffer spring can make the lifter plate more stable when the lift adjustment, when the lifter plate lift adjustment, the gear of its both sides will produce the meshing through the tooth on self surface and fixed tooth plate, the gear can rotate in the centre of baffle through middle bearing and connecting axle, thereby make the stability of lifter plate when going up and down higher, avoid producing when going up and down and rock.

3. The utility model provides a pair of vertical type guide rail device for digit control machine tool, operating personnel can pour into lubricating oil into to the inboard in oil storage chamber through the oiling hole, when lubricating oil is injected, the block rubber will be supported by oiling bottleneck to the both sides in oil storage chamber and open, the block rubber is when removing to both sides, also will extrude the pressure spring simultaneously and make it produce deformation, after the oiling is accomplished, oiling bottleneck breaks away from the oiling hole, the block rubber will be kick-backed by the pressure spring, thereby can carry out the shutoff to the oiling hole by oneself, avoid lubricating oil to reveal through the oiling hole, pour into the lubricating oil in oil storage chamber, will flow out through the flow distribution plate to the play oil slide of both sides, make lubricating oil flow into the inboard of screw hole and spacing groove through a play oil slide, thereby be convenient for screw lead screw and gear lubricate, it is simple and convenient, whole practicality is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of an adjusting mechanism of the present invention;

FIG. 3 is an internal cross-sectional view of the oil filler hole of the present invention;

fig. 4 is a schematic view of the gear structure of the present invention.

In the figure: 1. a device body; 11. a fixed mount; 12. a drive motor; 13. a first rotating shaft; 14. a first conical tooth; 15. a threaded lead screw; 151. a second rotating shaft; 152. a second tapered tooth; 153. a bearing seat; 16. a guide bar; 17. a buffer spring; 18. a fixed toothed plate; 2. an adjustment mechanism; 21. a lifting plate; 211. a threaded hole; 212. a guide hole; 213. an oil filler hole; 2131. an oil storage chamber; 21311. a flow distribution plate; 21312. an oil outlet slideway; 2132. a pressure spring; 2133. a rubber block; 22. mounting a plate; 23. a limiting groove; 24. a partition plate; 25. a gear; 251. a bearing; 252. a connecting shaft; 253. and (4) teeth.

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.

Referring to fig. 1-2, a vertical guide rail device for a numerical control machine tool includes a device body 1 and an adjusting mechanism 2, the adjusting mechanism 2 is installed in the middle of the device body 1, the device body 1 includes a fixing frame 11, a driving motor 12, a first rotating shaft 13, a first conical tooth 14, a threaded lead screw 15, a guide rod 16, a buffer spring 17 and a fixed toothed plate 18, the driving motor 12 is installed on one side of the top end of the fixing frame 11, the first rotating shaft 13 is installed on one side of the driving motor 12, the first conical tooth 14 is installed on one side of the first rotating shaft 13 away from the driving motor 12, the threaded lead screw 15 is installed in the middle of the fixing frame 11, guide rods 16 are installed on two sides of the threaded lead screw 15, the buffer spring 17 is disposed on the surface of the guide rod 16, the fixed toothed plate 18 is installed on one side of the guide rod 16 away from the threaded lead screw 15, and the fixed toothed plate 18 is fixedly connected with the fixing frame 11, the adjusting mechanism 2 comprises a lifting plate 21, a mounting plate 22, a limiting groove 23, a partition plate 24 and a gear 25, the lifting plate 21 is mounted on the surface of the threaded screw rod 15, the mounting plate 22 is mounted on the front surface of the lifting plate 21, the limiting groove 23 is formed in each of two sides of the lifting plate 21, the partition plate 24 is mounted on each of two sides of the limiting groove 23 and is located on each of two sides of the lifting plate 21, the gear 25 is mounted in the middle of the partition plate 24, the threaded screw rod 15 comprises a second rotating shaft 151, a second conical tooth 152 and a bearing seat 153, the second rotating shaft 151 is mounted at the upper end of the threaded screw rod 15, the second conical tooth 152 is mounted at one end, away from the threaded screw rod 15, of the second rotating shaft 151 is meshed with the first conical tooth 14, the bearing seat 153 is mounted at the bottom end of the threaded screw rod 15, an operator can mount a cutting tool on the mounting plate 22 on the front surface of the lifting plate 21, when the cutting tool needs to be lifted vertically, an operator can start the driving motor 12 to drive the first conical tooth 14 to rotate, the first conical tooth 14 is meshed with the second conical tooth 152 when rotating, the first conical tooth is driven to rotate synchronously, the second conical tooth 152 drives the threaded screw rod 15 to rotate through the second rotating shaft 151 and the bearing seat 153 when rotating, when the threaded screw rod 15 rotates, the lifting plate 21 can be stably lifted on the surface of the lifting plate, the threaded screw rod 15 has good self-locking performance, when the threaded screw rod 15 stops rotating, the lifting plate 21 is stopped at an original position and locked, the lifting plate 21 is prevented from rotating or rotating automatically, and the integral lifting precision is improved.

Referring to fig. 2-4, a vertical guide rail device for a numerical control machine tool, a lifting plate 21 includes a threaded hole 211, guide holes 212, and oil injection holes 213, the middle of two ends of the lifting plate 21 is provided with the threaded hole 211, a threaded lead screw 15 penetrates the lifting plate 21 through the threaded hole 211, four corners of two ends of the lifting plate 21 are provided with the guide holes 212, a guide rod 16 penetrates the lifting plate 21 through the guide holes 212, two sides of the threaded hole 211 are provided with the oil injection holes 213, the oil injection holes 213 are located between the threaded hole 211 and a limiting groove 23, the oil injection holes 213 include an oil storage cavity 2131, a compression spring 2132, and a rubber block 2133, an oil storage cavity 2131 is provided inside a lower end of the oil injection hole 213, the oil storage cavity 2131 is located between the threaded hole 211 and the limiting groove 23, two sides of a lower end of the oil injection hole 213 are provided with the compression springs 2132, the compression springs 2132 are located on two sides of an upper end of an inner cavity of the oil storage cavity 2131, one side of the rubber block 2133 is provided with the rubber block 2133, and the rubber block 2133 is symmetrically installed, the oil storage cavity 2131 comprises a flow dividing plate 21311 and oil outlet slideways 21312, the flow dividing plate 21311 is installed in the middle of the oil storage cavity 2131, oil outlet slideways 21312 are arranged on two sides of the bottom end of the flow dividing plate 21311, the oil outlet slideways 21312 are symmetrically arranged, the oil storage cavity 2131 is communicated with the inner sides of the threaded hole 211 and the limiting groove 23 through the oil outlet slideways 21312, an operator can inject lubricating oil into the inner side of the oil storage cavity 2131 through the oil filling hole 213, when the lubricating oil is injected, the rubber block 2133 is pushed to two sides of the oil storage cavity 2131 by the oil filling bottle nozzle, when the rubber block 2133 moves towards two sides, the pressing spring 2132 is simultaneously pressed to deform, after the oil filling is completed, the oil filling bottle nozzle is separated from the oil filling hole 213, the rubber block 2133 is rebounded by the pressing spring 2132, so that the lubricating oil filling hole 213 can be automatically blocked, the lubricating oil is prevented from leaking through the oil filling hole 213, the lubricating oil injected into the oil storage cavity 2131, and flows out of the oil outlet slideways 21312 on two sides through the flow dividing plate 21311, lubricating oil flows into the inner sides of the threaded hole 211 and the limiting groove 23 through the oil outlet slide 21312, so that the threaded screw rod 15 and the gear 25 can be lubricated conveniently, the lubricating oil is simple and convenient, and the whole practicability is improved, the gear 25 comprises a bearing 251, a connecting shaft 252 and teeth 253, the bearing 251 is installed in the middle of two sides of the gear 25, the connecting shaft 252 is installed on one side, away from the gear 25, of the bearing 251, the connecting shaft 252 penetrates through the partition plate 24, the teeth 253 are arranged on the surface of the gear 25, and the teeth 253 are meshed with the fixed toothed plate 18, when the lifting plate 21 is adjusted in a lifting mode, the guide rod 16 penetrates through the guide hole 212, so that the lifting plate 21 can conduct guiding vertical movement during lifting adjustment, the lifting plate 21 is prevented from synchronously rotating along with the threaded screw rod 15, the lifting plate 21 can be more stably during lifting adjustment through the buffer spring 17, when the lifting plate 21 is adjusted in a lifting mode, the gears 25 on two sides are meshed with the fixed toothed plate 18 through the teeth 253 on the surface, the gear 25 can rotate in the middle of the partition plate 24 through the bearing 251 and the connecting shaft 252 in the middle, so that the lifting plate 21 has higher stability during lifting and is prevented from shaking during lifting.

In summary, the following steps: the utility model provides a vertical type guide rail device for digit control machine tool, operating personnel can install cutting tool on the positive mounting panel 22 of lifter plate 21, when needing to carry out vertical lift to cutting tool, operating personnel can start driving motor 12 and drive first toper tooth 14 and rotate, when first toper tooth 14 rotates will produce the meshing with second toper tooth 152, drive it and rotate in step, when second toper tooth 152 rotates will drive screw lead screw 15 through second pivot 151 and bearing frame 153 and rotate, when screw lead screw 15 rotates, lifter plate 21 can be with going up and down steadily on its surface, and screw lead screw 15 has better auto-lock nature, when screw lead screw 15 stops rotating, lifter plate 21 will stop the primary importance and be locked, prevent lifter plate 21 from rotating or gyration and go up and down by oneself, make holistic lift precision obtain improving, when the lifting plate 21 is adjusted in a lifting way, the guide rod 16 penetrates through the guide hole 212, so that the lifting plate 21 can be guided to move vertically in the lifting way, the lifting plate 21 is prevented from rotating synchronously along with the threaded lead screw 15, the lifting plate 21 can be more stably adjusted in the lifting way by the buffer spring 17, when the lifting plate 21 is adjusted in the lifting way, the gears 25 on two sides of the lifting plate 21 are meshed with the fixed toothed plate 18 through the teeth 253 on the surface of the gears 25, the gears 25 can rotate in the middle of the partition plate 24 through the middle bearing 251 and the connecting shaft 252, so that the lifting plate 21 is higher in stability in the lifting way, the shaking during the lifting is avoided, an operator can inject lubricating oil into the inner side of the oil storage cavity 2131 through the oil injection hole 213, when the lubricating oil is injected, the rubber block 2133 is propped open towards two sides of the oil storage cavity 2131 by the oil injection bottle nozzle, and when the rubber block 2133 moves towards two sides, also will extrude pressure spring 2132 simultaneously and make it produce deformation, after the oiling is accomplished, the oiling bottleneck breaks away from oil filler point 213, rubber piece 2133 will be kick-backed by pressure spring 2132, thereby can carry out the shutoff by oneself to oil filler point 213, avoid lubricating oil to reveal through oil filler point 213, pour into the lubricating oil of oil storage chamber 2131 into, will flow out slide 21312 to the play of both sides through flow divider 21311, make lubricating oil flow into the inboard of screw hole 211 and spacing groove 23 through slide 21312 that produces, thereby be convenient for screw lead screw 15 and gear 25 lubricate, and is simple and convenient, and the whole practicality is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a vertical type guide rail device for digit control machine tool, includes device body (1) and adjustment mechanism (2), and the centre at device body (1) is installed in adjustment mechanism (2), its characterized in that: the device body (1) comprises a fixed frame (11), a driving motor (12), a first rotating shaft (13), a first conical tooth (14), a threaded screw rod (15), a guide rod (16), a buffer spring (17) and a fixed toothed plate (18), a driving motor (12) is installed on one side of the top end of a fixing frame (11), a first rotating shaft (13) is installed on one side of the driving motor (12), a first conical tooth (14) is installed on one side, far away from the driving motor (12), of the first rotating shaft (13), a threaded lead screw (15) is installed in the middle of the fixing frame (11), guide rods (16) are installed on two sides of the threaded lead screw (15), a buffer spring (17) is arranged on the surface of each guide rod (16), a fixed toothed plate (18) is installed on one side, far away from the threaded lead screw (15), of each guide rod (16), and the fixed toothed plate (18) is fixedly connected with the fixing frame (11);

adjustment mechanism (2) include lifter plate (21), mounting panel (22), spacing groove (23), baffle (24) and gear (25), the surface mounting of screw lead screw (15) has lifter plate (21), mounting panel (22) are installed in the front of lifter plate (21), spacing groove (23) have been seted up to the both sides of lifter plate (21), baffle (24) are installed to the both sides of spacing groove (23), and baffle (24) are located the both sides of lifter plate (21), gear (25) are installed to the centre of baffle (24).

2. The vertical-type guide rail device for the numerical control machine tool according to claim 1, wherein: the thread screw rod (15) comprises a second rotating shaft (151), second conical teeth (152) and a bearing seat (153), the second rotating shaft (151) is installed at the upper end of the thread screw rod (15), the second conical teeth (152) are installed at one end, away from the thread screw rod (15), of the second rotating shaft (151), the second conical teeth (152) are meshed with the first conical teeth (14), and the bearing seat (153) is installed at the bottom end of the thread screw rod (15).

3. The vertical-type guide rail device for the numerical control machine tool according to claim 1, wherein: lifting plate (21) are including screw hole (211), guiding hole (212) and oil filler point (213), set up screw hole (211) in the middle of the both ends of lifting plate (21), screw lead screw (15) run through lifting plate (21) through screw hole (211), guiding hole (212) have been seted up in the both ends four corners of lifting plate (21), and guide bar (16) run through lifting plate (21) through guiding hole (212), oil filler point (213) have been seted up to the both sides of screw hole (211), and oil filler point (213) are located the centre of screw hole (211) and spacing groove (23).

4. The vertical-type guide rail device for the numerical control machine tool according to claim 3, wherein: oil storage chamber (2131) have been seted up to oil filler point (213) including oil storage chamber (2131), pressure spring (2132) and block rubber (2133), oil storage chamber (2131) have been seted up to the lower extreme inboard of oil filler point (213), and oil storage chamber (2131) are located the centre of screw hole (211) and spacing groove (23), pressure spring (2132) are installed to the lower extreme both sides of oil filler point (213), and pressure spring (2132) are located the upper end both sides of oil storage chamber (2131) inner chamber, block rubber (2133) are installed to one side of pressure spring (2132), and block rubber (2133) are the installation of symmetry form.

5. The vertical-type guide rail device for the numerical control machine tool according to claim 4, wherein: the oil storage cavity (2131) comprises a splitter plate (21311) and oil outlet slide ways (21312), the splitter plate (21311) is installed in the middle of the oil storage cavity (2131), and the oil outlet slide ways (21312) are arranged on two sides of the bottom end of the splitter plate (21311).

6. The vertical-type guide rail device for the numerical control machine tool according to claim 5, wherein: the oil outlet slide ways (21312) are symmetrically arranged, and the oil storage cavity (2131) is communicated with the threaded hole (211) and the inner side of the limiting groove (23) through the oil outlet slide ways (21312).

7. The vertical-type guide rail device for the numerical control machine tool according to claim 1, wherein: gear (25) include bearing (251), connecting axle (252) and tooth (253), install bearing (251) in the middle of the both sides of gear (25), and connecting axle (252) are installed to one side that gear (25) were kept away from in bearing (251), and connecting axle (252) run through baffle (24), and the surface of gear (25) is provided with tooth (253), and tooth (253) mesh mutually with fixed pinion rack (18).

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