Workbench structure of cylindrical grinding machine

Abstract

The utility model discloses a cylindrical grinding machine workbench structure which comprises a machine body, a V rail and a flat rail are arranged on the machine body, a Z-axis sliding table is connected to the V rail and the flat rail in a sliding mode, a secondary drainage structure is arranged on the Z-axis sliding table, at least three base plates are arranged on the Z-axis sliding table, and a sliding table upper supporting plate is arranged on the base plates. A bed head seat and a bed tail seat are arranged on the sliding table upper supporting plate, a groove is formed in the middle of the sliding table upper supporting plate, and a primary drainage structure is arranged in the groove; the primary drainage structure mainly comprises a guide plate, a water falling hole, a drainage hole and a water collecting tank; according to the structure, through the arrangement of the primary water drainage structure and the secondary water drainage structure, water on the workbench can be conveniently and completely drained, so that the upper sliding table is kept dry, especially when grinding fluid is water, water is drained in time, the guide rail can be protected, and the service life of the guide rail is prolonged.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of grinding machines, in particular to a worktable structure of a cylindrical grinding machine. BACKGROUND

[0002] A traditional cylindrical grinding machine mainly comprises a headstock, a tailstock and an upper slide, and the upper slide structure is mostly in V-shaped, swallow-tail-shaped or rectangular structure. When the structure is used, grinding fluid is prone to be retained on the worktable, and when the grinding fluid is water, the grinding fluid retained on the worktable can cause certain damage to the guide rail. Therefore, the application provides a worktable structure of a cylindrical grinding machine to solve the problem. SUMMARY

[0003] The application aims to overcome the defects of the prior art and provide a worktable structure of a cylindrical grinding machine, which can effectively solve the problems in the background art.

[0004] To achieve the above-mentioned purpose, the application provides the following technical scheme: a worktable structure of a cylindrical grinding machine, comprising a bed body, wherein a V-shaped rail and a flat rail are arranged on the bed body, a Z-axis slide is slidably connected to the V-shaped rail and the flat rail, a secondary drainage structure is arranged on the Z-axis slide, not less than three pads are arranged on the Z-axis slide, an upper slide plate is arranged on the pads, a headstock and a tailstock are arranged on the upper slide plate, a groove is formed in the middle of the upper slide plate, and a primary drainage structure is arranged in the groove.

[0005] The primary drainage structure mainly comprises a flow guide plate, a water falling hole, a drainage hole and a water collecting groove, the flow guide plate is arranged in the groove, the water falling hole in strip shape is arranged in the middle of the flow guide plate, the water collecting groove is arranged at the position corresponding to the water falling hole in strip shape on the upper slide plate, and a plurality of drainage holes are formed in the bottom of the water collecting groove.

[0006] Further, a water blocking groove is arranged above the Z-axis slide, the secondary drainage structure is arranged on the inner side of the water blocking groove, a notch is arranged on one side of the water blocking groove, and a water blocking plate is arranged at the position corresponding to the notch on the Z-axis slide.

[0007] Further, the secondary drainage structure mainly comprises a drainage plate and an avoiding hole, the drainage plate is arranged on the Z-axis slide, the avoiding hole is formed in the position corresponding to the pad on the drainage plate, and the upper end surface of the drainage plate is arranged in an inclined manner, and the lowest point of the inclined surface of the drainage plate faces the notch direction.

[0008] Further, a limiting guide column is arranged below the upper slide plate of the slide, and a positioning hole is arranged on the pad corresponding to the limiting guide column.

[0009] Further, the headstock and the tailstock are connected through a slide rail, and the headstock and the tailstock are fixed on the upper slide plate of the slide through bolts.

[0010] Furthermore, a spindle is mounted on the headstock, and a front ejector pin is provided at the power output end of the spindle.

[0011] Furthermore, a connecting sleeve is provided on one side of the footrest of the bed, and a cylinder is provided at one end of the connecting sleeve. The telescopic end of the cylinder is connected to the optical axis by extending into the connecting sleeve. The optical axis is slidably connected to the footrest of the bed, and one end of the optical axis is rotatably connected to the rear ejector pin.

[0012] Compared with existing technologies, this structure, through the setting of a primary drainage structure and a secondary drainage structure, facilitates the complete drainage of water from the worktable, thereby keeping the upper slide dry. Especially when the grinding fluid is water, timely drainage can protect the guide rails and thus improve their service life. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of this application;

[0014] Figure 2 This is the front view of this application;

[0015] Figure 3 for Figure 2 Sectional view of AA;

[0016] Figure 4 This is a structural schematic diagram of the Z-axis slide of the component;

[0017] Figure 5 This is a schematic diagram of the structure of the support plate on the component slide.

[0018] In the diagram: 1. Bed, 2. Z-axis slide, 3. Upper slide plate, 4. Tailstock, 5. Rear ejector pin, 6. Connecting sleeve, 7. Cylinder, 8. Optical axis, 9. Headstock, 10. Spindle, 11. Front ejector pin, 12. Water baffle, 13. Guide plate, 14. Drain hole, 15. Water baffle groove, 16. Pad, 17. Drain plate, 18. Positioning hole, 19. Drain hole, 20. Water collection groove. Detailed Implementation

[0019] The technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of the embodiments. Based on the embodiments in this application (for ease of description and understanding, hereinafter referred to as...), Figure 2 (The above is described above). All other embodiments obtained by those skilled in the art without inventive effort are within the scope of protection of this application.

[0020] Please see Figures 1-5 This application provides a technical solution for the structure of a cylindrical grinding machine worktable: a cylindrical grinding machine worktable structure includes a bed 1, a V-rail and a flat rail are provided on the bed 1, and a Z-axis slide 2 is slidably connected on the V-rail and the flat rail.

[0021] The Z-axis sliding table 2 is guided by a V-shaped rail and a flat rail to ensure the stability of the movement of the Z-axis sliding table 2, and is driven by a screw driving structure to enable the Z-axis sliding table 2 to move left and right, thereby adjusting the position of the workpiece to facilitate the processing of the workpiece by the grinding wheel.

[0022] The Z-axis sliding table 2 is provided with a secondary drainage structure, and the Z-axis sliding table 2 is provided with not less than three pads 16, and the pads 16 are provided with an upper sliding table 3.

[0023] The number of pads 16 is seven, and the pads 16 can separate the Z-axis sliding table 2 from the upper sliding table 3, thereby facilitating the discharge of cutting fluid or cooling water, and the lower surface of the upper sliding table 3 is provided with a limiting guide column, and the pads 16 are provided with a positioning hole 18 corresponding to the limiting guide column.

[0024] The limiting guide column is arranged in the middle part of the lower surface of the upper sliding table 3, and the positioning hole 18 is arranged on the middle pad 16, and the limiting guide column and the positioning hole 18 can cooperate to position the upper sliding table 3 and the Z-axis sliding table 2, thereby facilitating the worker to fix the upper sliding table 3 on the Z-axis sliding table 2 by bolts.

[0025] The upper sliding table 3 is provided with a fixed shoulder strap at both ends, and three through holes are formed in the fixed shoulder strap, and the upper sliding table 3 is fixed on the Z-axis sliding table 2 by bolts.

[0026] The upper sliding table 3 is provided with a headstock 9 and a tailstock 4, the headstock 9 and the tailstock 4 are connected by a slide rail, and the headstock 9 and the tailstock 4 are fixed on the upper sliding table 3 by bolts.

[0027] The headstock 9 is provided with a front center 11 at the power output end, the front center 11 is driven to rotate by the headstock 10, thereby cooperating with the rear center 5 on the tailstock 4, so as to rotate the workpiece, thereby polishing the workpiece by the grinding wheel.

[0028] The tailstock 4 is provided with a connecting sleeve 6 on one side, the connecting sleeve 6 is provided with a cylinder 7 at one end, the telescopic end of the cylinder 7 extends into the connecting sleeve 6 and is connected with the optical axis 8, the optical axis 8 is slidably connected with the tailstock 4, and the optical axis 8 is rotatably connected with the rear center 5 at one end.

[0029] The connecting sleeve 6 can connect the cylinder 7 and the tailstock 4, and protect the piston rod of the cylinder 7, prevent the abrasive liquid or cooling water from polluting the piston rod, thereby reducing the service life of the piston rod.

[0030] Specifically, the light shaft 8 is driven by the air cylinder 7 to move along the bed tail seat 4, so that the rear ejector pin 5 is ejected, so that the rear ejector pin 5 abuts the workpiece on the front ejector pin 11, so that the main shaft 10 drives the front ejector pin 11, the rear ejector pin 5 and the workpiece to rotate, so as to cooperate with the grinding wheel to grind the workpiece.

[0031] The middle part of the sliding table upper supporting plate 3 is provided with a groove, and a primary drainage structure is arranged in the groove.

[0032] Specifically, the guide plate 13 is fixed in the groove of the sliding table upper supporting plate 3 by bolts, wherein the guide plate 13 is inclined towards the middle on both sides, so as to guide the grinding dust liquid or cooling water into the strip-shaped water inlet hole 14 and discharge it from the drainage hole 19 of the water collecting groove 20.

[0033] Further, a water retaining groove 15 is arranged above the Z-axis sliding table 2, a secondary drainage structure is arranged inside the water retaining groove 15, the water retaining groove 15 is provided with a notch on one side, and the Z-axis sliding table 2 is provided with a water retaining plate 12 corresponding to the notch.

[0034] Specifically, the water retaining groove 15 can collect the grinding dust liquid or cooling water, the notch on one side of the water retaining groove 15 can discharge the grinding dust liquid or cooling water, and the water retaining plate 12 can guide the cooling water and grinding dust liquid discharged from the notch to avoid entering the V-shaped rail and flat rail, thereby avoiding damage to the V-shaped rail and flat rail.

[0035] Further, the secondary drainage structure mainly comprises a drainage plate 17 and an avoiding hole, the drainage plate 17 is arranged on the Z-axis sliding table 2, the avoiding hole is arranged on the drainage plate 17 corresponding to the pad 16, and the upper end surface of the drainage plate 17 is inclined.

[0036] Specifically, the upper end surface of the drainage plate 17 is inclined, so as to facilitate the discharge of the grinding dust liquid and cooling water from the notch, thereby avoiding water accumulation on the Z-axis sliding table 2.

[0037] In use: the light shaft 8 is driven by the air cylinder 7 to move along the bed tail seat 4, so that the rear ejector pin 5 is ejected, so that the rear ejector pin 5 abuts the workpiece on the front ejector pin 11, so that the main shaft 10 drives the front ejector pin 11, the rear ejector pin 5 and the workpiece to rotate, so as to cooperate with the grinding wheel to grind the workpiece.

[0038] During the grinding process, the grinding dust liquid or cooling water falls on the deflector 13 on the supporting plate 3 of the slide table, and then the grinding dust liquid or cooling water flows to the middle of the deflector 13, falls into the water collecting groove 20 from the strip-shaped water falling hole 14, and is discharged from the water outlet 19 of the water collecting groove 20, falls to the secondary drainage structure, and the grinding dust liquid or cooling water is discharged from the gap through the drainage plate 17, so as to avoid water accumulation on the Z-axis slide table 2.

[0039] While the embodiments of the application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. An external cylindrical grinding machine worktable structure comprising a machine bed (1), characterized in that: The bed body (1) is provided with a V rail and a flat rail, the V rail and the flat rail are slidably connected with a Z-axis sliding table (2), the Z-axis sliding table (2) is provided with a secondary drainage structure, the Z-axis sliding table (2) is provided with not less than three pads (16), the pad (16) is provided with a sliding table upper supporting plate (3), the sliding table upper supporting plate (3) is provided with a headstock (9) and a tailstock (4), the middle part of the sliding table upper supporting plate (3) is provided with a groove, and the groove is provided with a primary drainage structure; The primary drainage structure mainly comprises a flow guide plate (13), a water falling hole (14), a drainage hole (19) and a water collecting groove (20), the flow guide plate (13) is arranged in the groove, the flow guide plate (13) is provided with a strip-shaped water falling hole (14) in the middle part, the sliding table upper supporting plate (3) is provided with a water collecting groove (20) corresponding to the strip-shaped water falling hole (14), and the bottom of the water collecting groove (20) is provided with a plurality of drainage holes (19).

2. An external grinding machine table structure according to claim 1, characterized in that: The Z-axis sliding table (2) is provided with a water retaining groove (15) above, the secondary drainage structure is arranged on the inner side of the water retaining groove (15), one side of the water retaining groove (15) is provided with a notch, and the Z-axis sliding table (2) is provided with a water retaining plate (12) corresponding to the notch.

3. An external grinding machine table structure according to claim 2, characterized in that: The secondary drainage structure mainly comprises a drainage plate (17) and an avoiding hole, the drainage plate (17) is arranged on the Z-axis sliding table (2), the avoiding hole is formed in the drainage plate (17) corresponding to the pad (16), and the upper end surface of the drainage plate (17) is arranged to be inclined; the lowest point of the inclined surface of the drainage plate (17) faces the notch direction.

4. The work head structure of an external cylindrical grinder according to claim 1, wherein: The sliding table upper supporting plate (3) is provided with a limiting guide column below, and the pad (16) is provided with a positioning hole (18) corresponding to the limiting guide column.

5. The work head structure of an external cylindrical grinder according to claim 1, characterized by: The headstock (9) and the tailstock (4) are connected through slide rails, and the headstock (9) and the tailstock (4) are fixed on the sliding table upper supporting plate (3) through bolts.

6. The work head structure of an external cylindrical grinder according to claim 1, characterized by: The headstock (9) is provided with a main shaft (10), and the power output end of the main shaft (10) is provided with a front thimble (11).

7. The work head structure of an external cylindrical grinder according to claim 1, characterized by: One side of the tailstock (4) is provided with a connecting sleeve (6), one end of the connecting sleeve (6) is provided with a pneumatic cylinder (7), the telescopic end of the pneumatic cylinder (7) is connected with an optical shaft (8) extending into the connecting sleeve (6), the optical shaft (8) is slidably connected with the tailstock (4), and one end of the optical shaft (8) is rotatably connected with a rear thimble (5).

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