Saddle structure of precision grinding machine

Abstract

A sliding saddle structure of a precision grinding machine comprises a vertical connecting plate and a transverse connecting plate which are connected, the vertical connecting plate vertically extends up and down, and the transverse connecting plate transversely extends backwards from the top of the rear side of the vertical connecting plate; the front side of the vertical connecting plate is used for installing a spindle box, and the rear side of the vertical connecting plate and the lower side of the transverse connecting plate are used for being connected and matched with a grinding machine portal frame guide rail. A triangular reinforcing part is arranged at the included angle between the transverse connecting plate and the vertical connecting plate; the left side face of the vertical connecting plate is provided with a plurality of triangular holes which are vertically arranged at intervals and longitudinally extend left and right to penetrate through the right side face. The peripheries of the triangular holes form triangular structures, and the triangular structures form a main body of the vertical connecting plate. Therefore, the vertical connecting plate main body can be composed of a plurality of triangular structures on the periphery of each triangular hole, so that the front side of the vertical connecting plate has enough supporting force, even if two spindle boxes are installed, the vertical connecting plate is not prone to deformation or fracture, and good supporting performance is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of grinding machine, in particular to a precision grinding machine's slide saddle structure. BACKGROUND

[0002] Grinding machine is the machine tool that uses grinding tool to carry out grinding processing to workpiece surface. Most grinding machines are used high-speed rotating grinding wheel to carry out grinding processing, and grinding machine includes various types, for example, milling and grinding integrated machine, honing machine, super-precision machine tool, abrasive belt grinding machine, grinding machine and polishing machine etc.

[0003] Common grinding machine, for example, the gantry type vertical mill high-precision three-axis grinding machine disclosed in Chinese patent CN 106808351 A, its action is single and generally only has a main shaft box, the main shaft is arranged in the main shaft box, the grinding head is installed on the main shaft, and the main shaft box is usually slidably installed on the gantry through the slide saddle. And a set of main shaft body can usually only complete single end face processing, if the product needs to process multiple end faces, it needs to open the grinding machine to process the product multiple times, the working efficiency is low.

[0004] Therefore, the numerical control vertical double-station ball cage arc groove ball hole grinding machine disclosed in Chinese patent CN 202556197 U is provided with two sets of main shaft boxes and two slide saddles, which can be slid respectively, and the two sets of main shaft boxes can improve the working efficiency, but the two slide saddles need to be slid to the gantry respectively, and the installation is relatively complex and the cost is relatively high.

[0005] If two sets of main shaft boxes are directly installed on a slide saddle, the weight of the two sets of main shaft boxes is doubled due to the fact that the main shaft, the grinding head and the stepping motor are usually included on the main shaft box, and the slide saddle is slid to the gantry at the rear side and installs the main shaft box at the front side, which is a single-side stress working state, so that the traditional slide saddle cannot have enough supporting force and is prone to deformation and even breakage, and the deformation and breakage of the slide saddle will affect the work of the main shaft and the grinding head of the main shaft box and the overall machining precision of the grinding machine. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a precision grinding machine's slide saddle structure, which has the advantages of good supporting performance and is not prone to deformation and breakage.

[0007] In order to achieve the above purpose, the solution of the utility model is as follows:

[0008] A precision grinding machine's slide saddle structure, which comprises a vertical connecting plate and a horizontal connecting plate connected to each other, the vertical connecting plate extends vertically up and down, and the horizontal connecting plate extends horizontally backward from the top of the rear side of the vertical connecting plate.

[0009] The front side of the vertical connecting plate is used for mounting the main shaft box, and the rear side of the vertical connecting plate and the lower side of the transverse connecting plate are used for connecting the grinding machine gantry guide rail;

[0010] The angle between the transverse connecting plate and the vertical connecting plate is provided with a triangular reinforcing part;

[0011] The left side of the vertical connecting plate is provided with a plurality of triangular holes which are arranged in an up-down interval and extend through the right side in a left-right longitudinal direction, and each triangular hole is located on the lower side of the transverse connecting plate.

[0012] The periphery of the triangular hole forms a triangular structure, and each triangular structure constitutes the main body of the vertical connecting plate.

[0013] Further, the three angles in the triangular hole are circular arc chamfers.

[0014] Further, one side of each triangular hole extends vertically, and the adjacent sides of the triangular holes arranged in an up-down interval are arranged in parallel.

[0015] Further, the uppermost triangular hole of the vertical connecting plate is a top triangular hole, the top triangular hole is a right-angled triangle and is located in front of the triangular reinforcing part, and the three sides of the top triangular hole are parallel to the three sides of the triangular reinforcing part, respectively.

[0016] Further, each triangular hole below the top triangular hole is a right-angled triangle or an acute-angled triangle, and is a front convex triangular hole and a rear convex triangular hole which are alternately arranged in an up-down interval, the front side of the front convex triangular hole is an angle and the rear side is a side, and the front side of the rear convex triangular hole is a side and the rear side is an angle.

[0017] The inclined partition part is formed between the triangular holes arranged in an up-down interval, and the rear side of the front convex triangular hole and the front side of the rear convex triangular hole form a vertical partition part, respectively, and each inclined partition part and vertical partition part constitutes a plurality of triangular structures to form the main body of the vertical connecting plate.

[0018] Further, a plurality of hollow holes are arranged in a left-right interval on the rear side of the vertical connecting plate corresponding to the positions of the front convex triangular holes, the hollow holes are connected to the front convex triangular holes in front, and form hollow cavities; the left and right sides of each hollow cavity are respectively provided with triangular ribs, the shape of the triangular ribs is the same as the shape of the corresponding front convex triangular hole; and some hollow cavities are provided with connecting holes which are connected to the front side of the vertical connecting plate.

[0019] Further, the hollow holes are respectively connected to the triangular holes on the upper and lower sides.

[0020] Furthermore, the inclined surface of the triangular reinforcing part is provided with a number of upper hollow holes spaced apart from left to right. The upper hollow holes are connected forward to the top triangular hole and form an upper hollow cavity. Each upper hollow cavity has an upper triangular rib formed on the left and right sides. The shape of the upper triangular rib is the same as the shape of the corresponding top triangular hole. Some upper hollow cavities have upper connecting holes that connect to the front side of the vertical connecting plate.

[0021] Furthermore, the front side of the vertical connecting plate is provided with two vertical mounting slots spaced apart from left to right, which are used to connect the spindle box; the upper and lower end faces of the vertical connecting plate are each provided with four hollow slots spaced apart from left to right, and the dividing rib formed between the two hollow slots on the left side of the upper or lower end face is aligned with the middle of the left vertical mounting slot, while the dividing rib formed between the two hollow slots on the right side is aligned with the middle of the right vertical mounting slot.

[0022] Furthermore, the transverse connecting plate is provided with weight-reducing hollow holes that extend to the left and right sides of the transverse connecting plate.

[0023] By adopting the above technical solution, several triangular holes are provided on the vertical connecting plate. That is, the main body of the vertical connecting plate can be composed of multiple triangular structures surrounding each triangular hole. Triangles are stable, have strong tensile strength, and are not easily deformed under external forces, maintaining stability and good load-bearing capacity. This ensures sufficient support on the front side of the vertical connecting plate, preventing deformation or breakage even when two spindle boxes are installed, thus ensuring good support performance. Furthermore, the triangular holes also serve to reduce the weight of the product, facilitating saddle installation and reducing the burden on the grinding machine gantry guide rails. Attached Figure Description

[0024] Figure 1 This is a left view of an embodiment of the present utility model;

[0025] Figure 2 This is a perspective view of an embodiment of the present utility model;

[0026] Figure 3 This is another perspective view of an embodiment of the present utility model;

[0027] Figure 4 This is a perspective sectional view of an embodiment of the present utility model;

[0028] Figure 5 This is another perspective sectional view of an embodiment of the present utility model.

[0029] Labeling description: Vertical connecting plate 1, hollow hole 11, hollow cavity 12, triangular rib 13, connecting hole 14, vertical mounting groove 15, hollow groove 16, partition rib 17;

[0030] Horizontal connecting plate 2, weight-reducing hollow hole 21;

[0031] Triangular reinforcing part 3, upper hollow hole 31, upper hollow cavity 32, upper triangular rib 33, upper connecting hole 34;

[0032] Triangular hole 4, rounded chamfer 40, top triangular hole 41, front convex triangular hole 42, rear convex triangular hole 43;

[0033] Triangular structure 5, inclined partition 51, vertical partition 52. Detailed Implementation

[0034] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, 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 some embodiments of this application, and not all embodiments. The components of the embodiments of this application described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0035] like Figures 1 to 5 As shown, the slide saddle structure of a precision grinding machine in this embodiment includes a vertical connecting plate 1 and a horizontal connecting plate 2 connected together.

[0036] The vertical connecting plate 1 extends vertically up and down, and the horizontal connecting plate 2 extends horizontally from the top rear side of the vertical connecting plate 1. The front side of the vertical connecting plate 1 is used to install the spindle box (not shown in the figure), and the rear side of the vertical connecting plate 1 and the lower side of the horizontal connecting plate 2 are used to connect and cooperate with the grinding machine gantry guide rail (not shown in the figure).

[0037] The angle between the horizontal connecting plate 2 and the vertical connecting plate 1 has a triangular reinforcing part 3 to enhance the structural strength between the horizontal connecting plate 2 and the vertical connecting plate 1 and reduce the stress at the angle.

[0038] The left side of the vertical connecting plate 1 is provided with several triangular holes 4 arranged vertically and vertically and extending longitudinally to penetrate the right side. Each triangular hole 4 is located on the lower side of the horizontal connecting plate 2.

[0039] Therefore, by providing several triangular holes 4 on the vertical connecting plate 1, the main body of the vertical connecting plate 1 can be composed of multiple triangular structures 5 surrounding each triangular hole 4. Triangles have stability and strong tensile strength. Triangles are not easily deformed when subjected to external forces, can maintain stability, and have good load-bearing capacity. This ensures that the front side of the vertical connecting plate 1 has sufficient support force, and it is not easy to deform or break even when two spindle boxes are installed, ensuring good support performance. Moreover, the use of triangular holes 4 also serves to reduce the weight of the product, facilitate the installation of the sliding saddle, and reduce the burden on the grinding machine gantry guide rail.

[0040] In the embodiment, the triangular holes 4 are arranged in four layers vertically, and the shapes and sizes of the triangular holes 4 in different layers are different; the three corners of each triangular hole 4 are chamfered with a circular arc 40 to further reduce stress.

[0041] In the embodiment, one side of each triangular hole 4 extends vertically, and the adjacent sides of the triangular holes 4 in the upper and lower layers are arranged in parallel to each other, so that the support performance of the vertical connecting plate 1 is best.

[0042] Specifically, the uppermost triangular hole 4 of the vertical connecting plate 1 is a top triangular hole 41, which is a right-angled triangle and located in front of the triangular reinforcing part 3, and the three sides of the top triangular hole 41 are parallel to the three sides of the triangular reinforcing part 3, respectively.

[0043] The triangular holes 4 below the top triangular hole 41 are right-angled triangles or acute-angled triangles, and are alternately arranged in front convex triangular holes 42 and rear convex triangular holes 43 from top to bottom, the front side of the front convex triangular hole 42 is a corner and the rear side is a side, and the front side of the rear convex triangular hole 43 is a side and the rear side is a corner.

[0044] In the embodiment, there are two front convex triangular holes 42 and one rear convex triangular hole 43.

[0045] The inclined partition parts 51 are formed between the upper and lower triangular holes 4, and the vertical partition parts 52 are formed at the rear side of the front convex triangular hole 42 and the front side of the rear convex triangular hole 43, respectively, and the inclined partition parts 51 and the vertical partition parts 52 form a plurality of triangular structures 5 to form the main body of the vertical connecting plate 1, so that the support performance of the vertical connecting plate 1 is improved.

[0046] Further, a plurality of hollow holes 11 are arranged in the rear side of the vertical connecting plate 1 and spaced apart from each other in the left and right directions and correspond to the positions of the front convex triangular holes 42, the hollow holes 11 are connected to the front convex triangular holes 42 in the front direction and form hollow cavities 12, and triangular ribs 13 are formed on the left and right sides of each hollow cavity 12, and the shapes of the triangular ribs 13 are the same as the shapes of the corresponding front convex triangular holes 42; the hollow holes 11 and the hollow cavities 12 can reduce the weight, and the triangular ribs 13 formed on the left and right sides of the hollow cavities 12 can further improve the support performance of the vertical connecting plate 1.

[0047] Part of the hollow cavities 12 can have a connecting hole 14 connected to the front side of the vertical connecting plate 1, so that the front side main shaft box can be locked, mounted and fixed from the hollow hole 11, and the product assembly efficiency can be improved.

[0048] The hollow holes 11 can be connected to the triangular holes 4 on the upper and lower sides, respectively, which can reduce the weight and facilitate wire passing, and power lines and other pipe lines can be passed through.

[0049] Moreover, the inclined surface of the triangular reinforcing part 3 is also provided with a plurality of upper hollow holes 31 distributed at intervals left and right, the upper hollow holes 31 are communicated forward with the top triangular holes 41 and form upper hollow cavities 32; the left and right sides of each upper hollow cavity 32 are respectively formed with upper triangular ribs 33, the shape of the upper triangular ribs 33 is the same as that of the corresponding top triangular hole 41, and part of the upper hollow cavities 32 have upper connecting holes 34 connected to the front side of the vertical connecting plate 1.

[0050] The arrangement of the upper hollow holes 31, the upper hollow cavities 32 and the upper triangular ribs 33 also has the effects of weight reduction, improved support performance and convenient locking and fixing of the spindle box.

[0051] Specifically, the slide saddle of the embodiment can be mainly applied to the installation of two spindle boxes to improve the working efficiency of the grinding machine, and is not limited to the installation of two spindle boxes, and can also be installed with one or three or more.

[0052] In the embodiment, the front side of the vertical connecting plate 1 is provided with two vertical installation grooves 15 spaced left and right, and the vertical installation grooves 15 are used to connect the spindle box.

[0053] The upper and lower end faces of the vertical connecting plate 1 can be provided with four hollow grooves 16 spaced left and right, and the partition ribs 17 formed between the left two hollow grooves 16 on the upper end face or the lower end face are aligned with the middle part of the left vertical installation groove 15, and the partition ribs 17 formed between the right two hollow grooves 16 are aligned with the middle part of the right vertical installation groove 15.

[0054] The arrangement of the hollow grooves 16 also has the effect of weight reduction, and the partition ribs 17 are aligned with the middle part of the vertical installation groove 15 to maintain the support and connection performance.

[0055] In the embodiment, the transverse connecting plate 2 can also be provided with weight-reducing hollow holes 21 extending left and right through the left and right sides of the transverse connecting plate 2. The bottom rear side of the transverse connecting plate 2 and the rear bottom side of the vertical connecting plate 1 can be used to install and cooperate with the grinding machine gantry guide rail.

[0056] The above is only the preferred embodiment of the present application, the protection scope of the present application is not limited to the above-mentioned embodiments, any technical solution belonging to the idea of the present application shall belong to the protection scope of the present application. It should be noted that equivalent changes and modifications without departing from the principle of the present application shall still belong to the protection scope of the present application.

[0057] In the description of the embodiments of the present application, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly understood by those skilled in the art, or the orientation or positional relationship commonly understood by those skilled in the art, or the orientation or positional relationship commonly understood by those skilled in the art, only for the convenience of describing the present application and simplifying the description, and is not intended to indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In the description of the present application, the meaning of "a plurality of" and "several" is two or more, unless otherwise explicitly and specifically limited.

Claims

1. A slide saddle structure of a precision grinding machine, characterized in that: it comprises a vertical connecting plate and a horizontal connecting plate connected together, the vertical connecting plate extends vertically up and down, and the horizontal connecting plate extends horizontally backward from the top of the rear side of the vertical connecting plate; the front side of the vertical connecting plate is used for mounting a spindle box, and the rear side of the vertical connecting plate and the lower side of the horizontal connecting plate are used for connecting and matching the guide rails of a grinding machine gantry; a triangular reinforcing part is arranged at the angle between the horizontal connecting plate and the vertical connecting plate; a plurality of triangular holes are arranged on the left side of the vertical connecting plate in an up-and-down spaced manner and extend through the right side in a left-and-right longitudinal direction, and each triangular hole is located on the lower side of the horizontal connecting plate; the periphery of each triangular hole forms a triangular structure, and each triangular structure constitutes the main body of the vertical connecting plate; the three corners of each triangular hole are circular chamfers; one side of each triangular hole extends vertically; and the adjacent sides of the triangular holes arranged in an up-and-down adjacent manner are arranged in parallel to each other; the uppermost triangular hole of the vertical connecting plate is a top triangular hole, the top triangular hole is a right-angled triangle and is located in front of the triangular reinforcing part, and the three sides of the top triangular hole are parallel to the three sides of the triangular reinforcing part, respectively; each triangular hole below the top triangular hole is a right-angled triangle or an acute-angled triangle, and is a front convex triangular hole and a rear convex triangular hole which are alternately distributed in sequence from top to bottom, the front side of the front convex triangular hole is a corner, and the rear side is a side, the front side of the rear convex triangular hole is a side, and the rear side is a corner; an inclined partition part is formed between the triangular holes arranged in an up-and-down adjacent manner, and a vertical partition part is formed on the rear side of the front convex triangular hole and the front side of the rear convex triangular hole, respectively, and each inclined partition part and vertical partition part constitutes a plurality of triangular structures to form the main body of the vertical connecting plate; a plurality of hollow holes are arranged on the rear side of the vertical connecting plate in a left-and-right spaced manner and correspond to the positions of the front convex triangular holes, the hollow holes are connected to the front convex triangular holes in front, and form hollow cavities; triangular ribs are formed on the left and right sides of each hollow cavity, respectively, and the shape of the triangular ribs is the same as that of the corresponding front convex triangular hole; and a connecting hole is arranged in some hollow cavities and is connected to the front side of the vertical connecting plate; the hollow holes are connected to the triangular holes arranged on the upper and lower sides, respectively; a plurality of upper hollow holes are arranged on the inclined surface of the triangular reinforcing part in a left-and-right spaced manner, the upper hollow holes are connected to the top triangular hole in front, and form upper hollow cavities; upper triangular ribs are formed on the left and right sides of each upper hollow cavity, respectively, and the shape of the upper triangular ribs is the same as that of the corresponding top triangular hole; and an upper connecting hole is arranged in some upper hollow cavities and is connected to the front side of the vertical connecting plate; two left-and-right spaced vertical mounting grooves are arranged on the front side of the vertical connecting plate and are used for connecting the spindle box; four left-and-right spaced hollow grooves are arranged on the upper and lower end surfaces of the vertical connecting plate, and the partition ribs formed between the left two hollow grooves on the upper end surface or the lower end surface are located at the middle part of the left vertical mounting groove in a one-to-one manner, and the partition ribs formed between the right two hollow grooves are located at the middle part of the right vertical mounting groove in a one-to-one manner; and a weight-reducing hollow hole is arranged in the horizontal connecting plate and extends through the left and right side surfaces of the horizontal connecting plate. ​ ​ ​ ​ ​ 2. The slide rest structure of a precision grinding machine according to claim 1, wherein: ​ 3. The slide rest structure of a precision grinding machine according to claim 1, wherein: ​ 4. The slide rest structure of a precision grinding machine according to claim 3, wherein: ​ 5. The slide rest structure of a precision grinding machine according to claim 4, wherein: ​ ​ 6. The slide rest structure of a precision grinding machine according to claim 5, wherein: ​ 7. The slide rest structure of a precision grinding machine according to claim 6, wherein: ​ 8. The slide rest structure of a precision grinding machine according to claim 4, wherein: ​ 9. The slide rest structure of a precision grinding machine according to claim 1, wherein: ​ 10. The slide rest structure of a precision grinding machine according to claim 1, wherein: ​

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