Splicing type lathe bed casting

Abstract

The utility model relates to the technical field of machine tool accessories, and particularly discloses a spliced lathe bed casting which comprises a base and a plurality of machining tables arranged at the top of the base. The bottom of each machining table is connected with two L-shaped butt joint seats, butt joint grooves in butt joint with the L-shaped butt joint seats are formed in the top of the base, moving grooves communicating with the butt joint grooves are formed in the base, limiting blocks horizontally connected with the L-shaped butt joint seats in a clamped mode are arranged in the moving grooves, the bottoms of the limiting blocks are connected with moving rods, and lead screws used for being in threaded connection with the moving rods are installed on the base. The base and the machining table are convenient to splice, follow-up local replacement is also facilitated, the machining table can be used for installing workpieces and other machining parts, follow-up replacement is convenient, the machining table can be placed at the top of the base, then the limiting block is adjusted to limit and fix the L-shaped butt joint base, and stable installation and fixation of the machining table are facilitated; and the influence on the subsequent processing stability is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tool accessories, in particular to a spliced ​​bed casting. Background Art

[0002] Bed castings are mainly used for machine tool machining work surfaces. They have holes and T-slots on them to fix workpieces and clean up iron chips generated during machining.

[0003] The machine tool with a mineral casting bed disclosed in the existing patent announcement number CN220698826U includes a guide rail and a mineral casting bed, the mineral casting bed includes a guide rail mounting part, the guide rail mounting part includes a main body and an auxiliary part protruding from the main body, the guide rail is connected to the main body, an elastic vibration damping structure is provided between the auxiliary part and the guide rail, and the guide rail and the auxiliary part are arranged on the same surface of the main body; by arranging an elastic vibration damping structure between the mineral casting bed and the guide rail.

[0004] When the above machine tool is in use, the bed can be installed and fixed. When the bed itself is in use, various workpieces are installed on its surface. The local installation position or processing position is easy to be damaged and inconvenient to replace, and the installation stability still needs to be improved. In view of the above problems, a spliced ​​bed casting is proposed. Utility Model Content

[0005] The utility model aims to provide a spliced ​​bed casting to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A spliced ​​bed casting comprises a base and a plurality of processing tables arranged on the top of the base;

[0008] The bottom of each group of the processing table is connected to two groups of L-shaped docking seats, the top of the base is provided with a docking groove docking with the L-shaped docking seat, the base is provided with a moving groove connected with the docking groove, the moving groove is provided with a limit block horizontally connected with the L-shaped docking seat, the bottom of the limit block is connected to the moving rod, and the base is installed with a screw rod for threaded connection with the moving rod;

[0009] A mounting cavity is provided at one end of the base, a driving shaft is provided in the mounting cavity, the driving shaft drives the screw rod through a synchronous belt assembly, the driving shaft extends to the outside of the base to connect to the turntable, and a limiting member for limiting the rotation of the turntable is connected to the outer wall of the base.

[0010] In an optional scheme: the screw rod is rotatably installed in the movable groove, the screw rod is provided with two groups of threaded areas with opposite thread rotation directions, the movable rod is provided with screw holes matching with the threaded areas, each group of the screw rods is connected to two groups of symmetrically arranged movable rods, and each group of the movable rods is connected to a number of limit blocks corresponding to the processing table.

[0011] In an optional solution: the synchronous belt assembly includes a driving wheel and a driven wheel, the end of the screw rod extends into the installation cavity and is fixedly connected to the driven wheel, two sets of staggered driving wheels are connected to the driving shaft, and one set of driving wheels is connected to the corresponding driven wheel through a set of synchronous belts.

[0012] In an optional solution: the limiting member includes a limiting ring fixedly connected to the outside of the base, the inner wall of the limiting ring is rotatably connected to the outer wall of the turntable, the limiting ring is threaded with a limiting bolt, and the outer wall of the turntable is provided with a plurality of limiting holes corresponding to the limiting bolts.

[0013] In an optional solution: the turntable is fixedly connected to a handle at an eccentric position away from the base.

[0014] In an optional solution: the bottom of the limit block horizontal plate contacts the top of the L-shaped docking seat horizontal plate, the top of the limit block horizontal plate contacts the bottom of the processing table, and one side of the limit block vertical plate contacts one end of the L-shaped docking seat horizontal plate.

[0015] In an optional solution: a top portion of one side of the base is provided with a plurality of grooves corresponding to the processing table.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The base and the processing table in the utility model are convenient to splice, and are also conducive to subsequent partial replacement. The processing table can be used to install workpieces and other processing parts, etc., which are convenient for subsequent replacement. The processing table can be placed on the top of the base, and then the limit block is adjusted to limit and fix the L-shaped docking seat, which is convenient for stable installation and fixation of the processing table, avoiding affecting the stability of subsequent processing;

[0018] In the utility model, the rotation of the turntable can drive the driving shaft to rotate, thereby driving the screw rod to rotate through the synchronous belt assembly, which is convenient for synchronously adjusting the position of the moving rod, and is conducive to adjusting the movement of multiple limit blocks and uniformly fixing multiple processing tables;

[0019] The position of the turntable in the utility model is convenient for limiting, so as to avoid the movement of the moving rod after the position is adjusted, and improve the stability of the bed casting after splicing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the utility model.

[0021] Figure 2 It is a schematic diagram of the split structure of the utility model.

[0022] Figure 3 It is a schematic diagram of the structure inside the base in the utility model.

[0023] Figure 4 It is a structural schematic diagram of the moving rod and the limiting block in the utility model.

[0024] Figure 5 It is a schematic diagram of the structure inside the installation cavity of the utility model.

[0025] Figure 6 It is a structural schematic diagram of the setting position of the turntable in the utility model.

[0026] In the figure: 11, base; 12, processing table; 13, groove; 14, L-shaped docking seat; 15, docking groove; 16, limit block; 17, moving groove; 18, screw rod; 19, moving rod; 20, screw hole; 21, installation cavity; 22, driving shaft; 23, driving wheel; 24, synchronous belt; 25, driven wheel; 26, turntable; 27, grip rod; 28, limit ring; 29, limit bolt. DETAILED DESCRIPTION

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-Figure 6 ,In this embodiment, a spliced ​​bed casting includes a base 11 and a plurality of processing tables 12 arranged on the top of the base 11;

[0030] Two groups of L-shaped docking seats 14 are connected to the bottom of each group of the processing tables 12. A docking groove 15 docking with the L-shaped docking seat 14 is provided on the top of the base 11. A moving groove 17 connected to the docking groove 15 is provided in the base 11. A limit block 16 horizontally connected to the L-shaped docking seat 14 is provided in the moving groove 17. A moving rod 19 is connected to the bottom of the limit block 16. A screw rod 18 for threaded connection with the moving rod 19 is installed on the base 11;

[0031] The screw rod 18 is rotated to adjust the movable rod 19 to move horizontally, and the movable rod 19 and the limit block 16 can move in the movable groove 17. The limit block 16 is docked with the L-shaped docking seat 14, and the L-shaped docking seat 14 can be restricted in the docking groove 15, so that the processing table 12 is fixed on the top of the base 11;

[0032] A mounting cavity 21 is provided at one end of the base 11, and a driving shaft 22 is provided in the mounting cavity 21. The driving shaft 22 drives the screw rod 18 through a synchronous belt assembly. The driving shaft 22 extends to the outside of the base 11 and is connected to a turntable 26. A limiting member for limiting the rotation of the turntable 26 is connected to the outer wall of the base 11.

[0033] In this embodiment, the processing table 12 is placed on the top of the base 11, and the L-shaped docking seat 14 is docked to the docking groove 15. The driving shaft 22 is rotated by the turntable 26, and the two sets of screw rods 18 are driven to rotate synchronously through the synchronous belt assembly. The rotation of the screw rod 18 can adjust the horizontal movement of the movable rod 19, and the movable rod 19 and the limit block 16 can move in the movable groove 17. The limit block 16 is docked with the L-shaped docking seat 14, and the L-shaped docking seat 14 can be restricted in the docking groove 15, thereby fixing the processing table 12 on the top of the base 11.

[0034] like Figure 3 As shown, in another embodiment, the screw rod 18 is rotatably installed in the moving groove 17, the screw rod 18 is provided with two groups of threaded areas with opposite thread rotation directions, the moving rod 19 is provided with screw holes 20 matched with the threaded areas, each group of the screw rods 18 is connected to two groups of symmetrically arranged moving rods 19, and each group of the moving rods 19 is connected to a plurality of limit blocks 16 corresponding to the processing table 12;

[0035] The screw rod 18 rotates, thereby adjusting the relative movement of the two groups of moving rods 19 on the same group of screw rods 18. The two groups of moving rods 19 move away from each other, so that the limit block 16 approaches the L-shaped docking seat 14. Conversely, the two groups of moving rods 19 approach each other, and the limit block 16 can release the limit fixation on the L-shaped docking seat 14.

[0036] In another embodiment, the synchronous belt assembly includes a driving wheel 23 and a driven wheel 25, the end of the screw rod 18 extends into the installation cavity 21 and is fixedly connected to the driven wheel 25, the driving shaft 22 is connected to two sets of staggered driving wheels 23, and one set of driving wheels 23 is connected to the corresponding driven wheel 25 through a set of synchronous belts 24;

[0037] The two sets of screw rods 18 can be driven to rotate synchronously by the synchronous belt assembly. When the driving shaft 22 rotates, the corresponding driving wheel 23 drives the driven wheel 25 to rotate through the transmission of the synchronous belt 24, and the screw rod 18 rotates.

[0038] In another embodiment, the limiting member includes a limiting ring 28 fixedly connected to the outside of the base 11, the inner wall of the limiting ring 28 is rotatably connected and matched with the outer wall of the rotating disk 26, the limiting ring 28 is threadedly connected with a limiting bolt 29, and the outer wall of the rotating disk 26 is provided with a plurality of limiting holes corresponding to the limiting bolts 29;

[0039] When the turntable 26 is rotated to a target position, the limit bolts 29 can be inserted into corresponding limit holes to fix the position of the turntable 26 .

[0040] In another embodiment, the turntable 26 is fixedly connected to a handle 27 at an eccentric position on a side away from the base 11 ; the setting of the handle 27 facilitates the rotation of the turntable 26 .

[0041] In another embodiment, the bottom of the horizontal plate of the limit block 16 contacts the top of the horizontal plate of the L-shaped docking seat 14, the top of the horizontal plate of the limit block 16 contacts the bottom of the processing table 12, and one side of the vertical plate of the limit block 16 contacts one end of the horizontal plate of the L-shaped docking seat 14; the limit block 16 is close to the L-shaped docking seat 14 and can be plugged in, thereby limiting the movement of the L-shaped docking seat 14, so that the processing table 12 is stably placed on the top of the base 11.

[0042] In another embodiment, a plurality of grooves 13 corresponding to the processing table 12 are provided on the top of one side of the base 11 , so as to facilitate lifting the processing table 12 from the grooves 13 .

[0043] When the utility model is in use, the processing table 12 is placed on the top of the base 11, the L-shaped docking seat 14 is docked to the docking groove 15, the driving shaft 22 is rotated by the turntable 26, and the two sets of screw rods 18 are driven to rotate synchronously through the synchronous belt assembly. The screw rods 18 rotate to adjust the horizontal movement of the movable rod 19, and the movable rod 19 and the limit block 16 can move in the movable groove 17. The limit block 16 docks with the L-shaped docking seat 14, and the L-shaped docking seat 14 can be restricted in the docking groove 15, thereby fixing the processing table 12 on the top of the base 11.

[0044] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A spliced ​​bed casting, comprising a base (11) and a plurality of processing tables (12) arranged on the top of the base (11); Features: The bottom of each group of the processing tables (12) is connected to two groups of L-shaped docking seats (14); the top of the base (11) is provided with a docking groove (15) docking with the L-shaped docking seat (14); the base (11) is provided with a moving groove (17) connected with the docking groove (15); the moving groove (17) is provided with a limit block (16) horizontally clamped with the L-shaped docking seat (14); the bottom of the limit block (16) is connected to a moving rod (19); and a screw rod (18) for threaded connection with the moving rod (19) is installed on the base (11); A mounting cavity (21) is provided at one end of the base (11), a driving shaft (22) is provided in the mounting cavity (21), the driving shaft (22) drives the screw rod (18) through a synchronous belt assembly, the driving shaft (22) extends to the outside of the base (11) and is connected to a turntable (26), and a limiting member for limiting the rotation of the turntable (26) is connected to the outer wall of the base (11).

2. The spliced ​​bed casting according to claim 1, characterized in that: The screw rod (18) is rotatably mounted in the movable groove (17); the screw rod (18) is provided with two groups of threaded areas with opposite thread rotation directions; the movable rod (19) is provided with screw holes (20) matching with the threaded areas; each group of the screw rods (18) is connected to two groups of symmetrically arranged movable rods (19); each group of the movable rods (19) is connected to a plurality of limit blocks (16) corresponding to the processing table (12).

3. The spliced ​​bed casting according to claim 1, characterized in that: The synchronous belt assembly comprises a driving wheel (23) and a driven wheel (25), the end of the screw rod (18) extends into the installation cavity (21) and is fixedly connected to the driven wheel (25), the driving shaft (22) is connected to two groups of staggered driving wheels (23), and one group of driving wheels (23) is transmission-connected to the corresponding driven wheel (25) through a group of synchronous belts (24).

4. The spliced ​​bed casting according to claim 1, characterized in that: The limiting member comprises a limiting ring (28) fixedly connected to the outside of the base (11); the inner wall of the limiting ring (28) is rotatably connected to the outer wall of the turntable (26); a limiting bolt (29) is threadedly connected to the limiting ring (28); and the outer wall of the turntable (26) is provided with a plurality of limiting holes corresponding to the limiting bolts (29).

5. The spliced ​​bed casting according to claim 1, characterized in that: The rotating disk (26) is fixedly connected to a handle (27) at an eccentric position on a side away from the base (11).

6. The spliced ​​bed casting according to claim 1, characterized in that: The bottom of the horizontal plate of the limit block (16) contacts the top of the horizontal plate of the L-shaped docking seat (14), the top of the horizontal plate of the limit block (16) contacts the bottom of the processing table (12), and one side of the vertical plate of the limit block (16) contacts one end of the horizontal plate of the L-shaped docking seat (14).

7. The spliced ​​bed casting according to claim 1, characterized in that: A plurality of grooves (13) corresponding to the processing table (12) are provided on the top of one side of the base (11).

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