CN210677047U

CN210677047U - Portal type tool rest structure for improving rigidity

Info

Publication number: CN210677047U
Application number: CN201921249899.5U
Authority: CN
Inventors: 唐东雷
Original assignee: Jinshang Precision Machine Tool Zhejiang Co Ltd
Current assignee: Jinshang Precision Machine Tool Zhejiang Co Ltd
Priority date: 2019-08-03
Filing date: 2019-08-03
Publication date: 2020-06-05
Anticipated expiration: 2029-08-03

Abstract

The utility model discloses a promote rigid portal frame formula knife rest structure relates to the machine tool structure field, aims at solving the problem that traditional drilling seat rigidity is not enough, and its technical scheme main points are: the drilling device comprises a tool rest and a drilling frame connected to the side wall of the tool rest, wherein the drilling frame is connected with a drilling assembly, one side of the tool rest is connected with a cutting assembly, one side of the tool rest, which is opposite to the cutting assembly, is provided with a power assembly, and two ends of the drilling frame are respectively fixed on two side walls of the tool rest. The utility model discloses a promote portal frame formula knife rest structure of rigidity, through the rational arrangement of drill bit on unit head, plug-in unit head and the drilling frame, satisfy multiple processing technology's demand, can realize the processing to work piece side, terminal surface, eccentric orfice and centre bore to it is fixed through mounting panel both ends, can effectively improve the rigidity of knife rest, and then reach the technological effect who promotes the machining precision.

Description

Portal type tool rest structure for improving rigidity

Technical Field

The utility model belongs to the technical field of the lathe drilling structure and specifically relates to a promote rigidity's portal formula knife rest structure is related to.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, and are conventionally called machine tools for short, and generally include metal cutting machines, forging machines, woodworking machines, and the like. The existing machine tool has various machining modes, and basically can meet various machining requirements on workpieces, such as turning, milling, drilling and other operations.

When a workpiece is drilled, the drill bit seat needs to be fixed on the tool rest, and when the traditional tool rest is arranged, the traditional tool rest is usually fixed on a single side, so that the problem of insufficient rigidity is easily caused when high-strength drilling operation is carried out, and the drilling precision is influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a promote rigidity's portal formula knife rest structure has the advantage that improves knife rest rigidity.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a promote rigid portal frame structure, includes the knife rest, connects in the drilling frame of knife rest lateral wall, the drilling frame is connected with drilling assembly, knife rest one side is connected with cutting assembly, the knife rest is provided with power component with the relative one side of cutting assembly, the both ends of drilling frame are fixed in the both sides wall of knife rest respectively.

Through adopting above-mentioned technical scheme, fix on the drilling frame through the both ends with the drilling frame, when drilling operation, the drilling frame receives the counterforce that the work piece was applyed like this, because the drilling frame bi-polar is fixed, consequently can improve the rigidity of drilling frame, the deformation that the drilling frame takes place among the significantly reduced drilling process to improve drilling precision, to the drilling of accurate work piece, can improve machining precision greatly. Because the both ends of drilling frame are fixed in the both sides of knife rest, therefore the board width that every one end of drilling frame is connected with the knife rest can reduce, reserves sufficient longitudinal space at the knife rest lateral wall, installs cutting assembly in knife rest one side and is located the position of drilling frame below, can utilize the space of vacating to install cutting assembly of bigger area, realizes the make full use of in knife rest space.

The utility model discloses further set up to: the drilling frame comprises a mounting plate and connecting plates, the mounting plate is used for being connected with a drill bit, the connecting plates are connected to two ends of the mounting plate, the two connecting plates are respectively fixedly connected to two side walls of the tool rest and located above the cutting assembly, and the drilling assembly is connected to the mounting plate.

Through adopting above-mentioned technical scheme, the connecting plate is used for being connected with the knife rest, and the mounting panel is located the cavity department that returns font knife rest middle part and is used for the installation drilling subassembly, has improved the rigidity of mounting panel through two connecting plates, reduces the deformation that the mounting panel takes place among the drilling process, improves the machining precision.

The utility model discloses further set up to: the drilling assembly comprises four mounting holes formed in the mounting plate, the connecting line of the centers of circles of the adjacent mounting holes is arranged in a rhombic shape, and a drill bit penetrates through the mounting holes.

Through adopting above-mentioned technical scheme, through arranging of mounting hole, not only the space of make full use of mounting panel, do not produce interference with cutting assembly, moreover because knife rest lateral shifting's stroke is fixed, arrange the mounting hole according to this kind of mode, when the knife rest moves to the stroke limit to both sides, the drill bit that is located the mounting hole of most both sides can just in time process to do not reduce original four drill bit quantity, on the basis that the optimization cutter arranged, both satisfied the processing demand, improved the drilling precision again.

The utility model discloses further set up to: the mounting panel lateral wall sets up the screw hole, screw hole female connection has locking bolt, and locking bolt passes the screw hole and supports tightly in the drill bit lateral wall.

Through adopting above-mentioned technical scheme, when the installation drill bit, at first wear to locate in the mounting hole with the mount pad of drill bit, later screw up locking bolt screw thread in the screw hole to locking bolt's tip supports tightly in the drill bit lateral wall, realizes the locking to the drill bit, avoids the drill bit not hard up in the drill bit working process.

The utility model discloses further set up to: the cutting assembly comprises a cutting frame fixedly arranged on one side wall of the tool rest, a tool cutting groove is transversely formed in the cutting frame, and a turning tool is detachably arranged in the tool cutting groove.

By adopting the technical scheme, when the workpiece needs to be cut, the tool rest drives the turning tool to move and the workpiece is cut.

The utility model discloses further set up to: the power assembly comprises a power seat fixedly arranged on one side of the cutter frame relative to the cutting assembly and a power head connected to the power seat.

By adopting the technical scheme, the power head is locked on the power seat through the bolt, and the workpiece is milled or otherwise operated by installing different power heads.

The utility model discloses further set up to: the connecting plate and the mounting plate are integrally formed, and the mounting plate is arranged towards one side of the workpiece in a protruding mode.

Through adopting above-mentioned technical scheme, because the knife rest drives the drill bit and removes towards the work piece during drilling, consequently the work piece produces the counterforce to the mounting panel, through with the mounting panel towards the setting of work piece protrusion, improves the rigidity of mounting panel to a certain extent, reduces the deformation of mounting panel.

The utility model discloses further set up to: and the two connecting plates are fixedly connected to the side wall of the tool rest through bolts.

Through adopting above-mentioned technical scheme, realize being connected of connecting plate and knife rest lateral wall to can be connected the drill bit to the mounting panel and be located the knife rest in the middle of, be convenient for to the processing of drilling of work piece.

The utility model discloses further set up to: connecting holes are uniformly formed in the two sides of the tool rest along the longitudinal direction, and reinforcing holes are formed in the positions, located on the inner sides of the connecting holes, of the tool rest.

Through adopting above-mentioned technical scheme, connecting hole and back up hole are the screw hole, and when the installation connecting plate, the bolt is fixed in the knife rest with the connecting plate through the connecting hole like this, and later the bolt wears to locate the back up hole and realizes improving the stability of structure to the reinforcement of connecting plate.

To sum up, the utility model discloses a beneficial technological effect does:

1. through fixing the both ends of drilling frame on the drilling frame, when drilling operation, the drilling frame receives the counterforce that the work piece was exerted like this, because the drilling frame bi-polar is fixed, consequently can improve the rigidity of drilling frame, the deformation that the drilling frame takes place among the significantly reduced drilling process to improve the drilling precision, to the drilling of accurate work piece, can improve the machining precision greatly. Because the two ends of the drilling frame are fixed on the two sides of the tool rest, the width of a plate connected with the tool rest at each end of the drilling frame can be reduced, enough longitudinal space is reserved on the side wall of the tool rest, the cutting assembly is arranged at one side of the tool rest and is positioned below the drilling frame, the cutting assembly with a larger area can be arranged by utilizing the vacated space, and the space of the tool rest is fully utilized;

2. the connecting plates are used for being connected with the tool rest, the mounting plate is positioned in a cavity in the middle of the square-back tool rest and used for mounting the drilling assembly, the rigidity of the mounting plate is improved through the two connecting plates, the deformation of the mounting plate in the drilling process is reduced, and the machining precision is improved;

3. through the reasonable layout of the power head, the plug-in power head and the drill bit on the drilling frame, the requirements of various machining processes are met, the machining of the side face, the end face, the eccentric hole and the central hole of the workpiece can be realized, and the rigidity of the tool rest can be effectively improved through the fixation of the two ends of the mounting plate.

Drawings

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

Fig. 2 is a schematic diagram of the overall structure of the present invention.

In the figure, 1, a tool holder; 2. drilling a hole frame; 3. a drilling assembly; 4. a cutting assembly; 5. a power assembly; 6. mounting a plate; 7. a connecting plate; 8. mounting holes; 10. a threaded hole; 12. a cutting frame; 13. a cutter slot; 14. turning a tool; 15. a power base; 16. a power head; 17. connecting holes; 18. reinforcing holes; 19. an auxiliary seat; 20. plug-in power head.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a portal frame formula knife rest structure of promotion rigidity, including being knife rest 1 that returns the font setting, knife rest 1 installs on the lathe and removes by lead screw drive, realize the processing operations such as car, mill, brill through the tool bit on knife rest 1 to the work piece, the position that leans on at the lateral wall of knife rest 1 is connected with drilling frame 2, be connected with drilling assembly 3 on drilling frame 2, be connected with cutting assembly 4 in one side of knife rest 1, one side relative with cutting assembly 4 on knife rest 1 is provided with power component 5, wherein drilling frame 2's both ends are fixed respectively on the both sides wall of knife rest 1. Fix on drilling frame 2 through the both ends with drilling frame 2, when drilling operation, drilling frame 2 receives the counterforce that the work piece was exerted like this, because drilling frame 2 both ends are fixed, consequently can improve drilling frame 2's rigidity, the deformation that drilling frame 2 took place among the significantly reduced drilling process to improve the drilling precision, to the drilling of accurate work piece, can improve the machining precision greatly. Because the both ends of drilling frame 2 are fixed in the both sides of knife rest 1, consequently the board width that every one end of drilling frame 2 is connected with knife rest 1 can reduce, leaves sufficient vertical space at knife rest 1 lateral wall, installs cutting assembly 4 in knife rest 1 one side and is located the position of drilling frame 2 below, can utilize the space of vacating to install cutting assembly 4 of bigger area, realizes the make full use of in knife rest 1 space, promotes the rigidity of knife rest through reasonable overall arrangement.

Referring to fig. 2, the drilling frame 2 includes a mounting plate 6 for connecting a drill and connecting plates 7 connected to both ends of the mounting plate 6, the two connecting plates 7 are respectively fixedly connected to both side walls of the tool rest 1 and located above the cutting assembly 4, and the drilling assembly 3 is connected to the mounting plate 6; connecting plate 7 is used for being connected with knife rest 1, and mounting panel 6 is located the cavity department that returns font knife rest 1 middle part and is used for installing drilling subassembly 3, has improved mounting panel 6's rigidity through two connecting plates 7, reduces the deformation that mounting panel 6 takes place among the drilling process, improves the machining precision.

As shown in fig. 1 and 2, the drilling assembly 3 includes four mounting holes 8 formed in the mounting plate 6, the four mounting holes 8 are arranged in a quadrilateral shape, a connecting line of centers of circles of adjacent mounting holes 8 is arranged in a diamond shape, a connecting line of centers of circles of two diagonal mounting holes 8 is arranged in a cross shape, and a drill bit is mounted in the mounting hole 8; through arranging of mounting hole 8, not only can the space of make full use of mounting panel 6, do not produce with cutting assembly 4 and interfere, moreover because the stroke of knife rest 1 lateral shifting is fixed, arrange mounting hole 8 according to this kind of mode, when knife rest 1 moves to the stroke limit to both sides, the drill bit that is located in mounting hole 8 of most both sides can just in time process to do not reduce original four drill bit quantity, on the basis that the optimization cutter arranged, both satisfied the processing demand, improved drilling accuracy again.

As shown in fig. 2, a threaded hole 10 is formed in the side wall of the mounting plate 6, a locking bolt is connected to the threaded hole 10 through internal threads, the locking bolt penetrates through the threaded hole 10, and the end of the locking bolt abuts against the side wall of the drill bit; when the drill bit is installed, the installation seat of the drill bit is firstly arranged in the installation hole 8 in a penetrating mode, then the locking bolt is screwed in the threaded hole 10 in a threaded mode, the end portion of the locking bolt abuts against the side wall of the drill bit, the drill bit is locked, and the drill bit is prevented from loosening in the working process of the drill bit.

As shown in fig. 1, the cutting assembly 4 includes a cutting frame 12 fixedly disposed on one side wall of the tool holder 1, the cutting frame 12 is transversely provided with a cutter groove 13, and a turning tool 14 is detachably mounted in the cutter groove 13; when the workpiece needs to be cut, the tool rest 1 drives the turning tool 14 to move and cut the workpiece.

As shown in fig. 1, the power assembly 5 includes a power base 15 fixedly disposed on a side of the tool holder 1 opposite to the cutting assembly 4, and a power head 16 connected to the power base 15, wherein the power head 16 is horizontally disposed; the power head 16 is locked to the power base 15 through a bolt, and milling or other operations are performed on a workpiece by installing different power heads 16.

The auxiliary seat 19 is fixedly connected with the power seat 15 through bolts, the two groups of plug-in power heads 20 are installed on the auxiliary seat 19, the two groups of plug-in power heads 20 are perpendicular to the different surfaces of the power heads 16, the layout is more reasonable, the machining range is wider, the space of the tool rest is fully utilized through reasonable layout, the machining possibility is improved, and the technical effect of improving the rigidity is achieved through a portal type tool rest structure.

The power head 16 is horizontally arranged and used for processing the side wall of a workpiece, the plug-in power head 20 is arranged along the direction parallel to the axis of the auxiliary shaft and used for processing the end face of the workpiece, and the plug-in power head 20 can independently rotate, so that an eccentric hole can be drilled on the end face of the workpiece under the working condition that the workpiece does not rotate; when a central hole is drilled on the end face of a workpiece, the stress is large, the power head is greatly damaged, so that the drill bit is arranged on the mounting plate 6, the auxiliary shaft drives the workpiece to rotate, the rotary head is kept stationary, the operation of drilling the central hole on the end face of the workpiece is completed, the requirements of various machining processes are met through reasonable layout, and the rigidity of the mounting plate 6 can be effectively improved by fixing the two ends of the mounting plate.

As shown in fig. 2, in which the connecting plate 7 is integrally formed with the mounting plate 6, and the mounting plate 6 is provided to protrude toward one side of the workpiece; because the tool rest 1 drives the drill bit to move towards the workpiece during drilling, the workpiece generates a reverse force to the mounting plate 6, the mounting plate 6 is arranged towards the workpiece in a protruding mode, the rigidity of the mounting plate 6 is improved to a certain extent, the deformation of the mounting plate 6 is reduced, and the machining precision is further improved.

As shown in fig. 1, two connecting plates 7 are fixedly connected to the side wall of the tool holder 1 through bolts; the connection of the connecting plate 7 to the side wall of the tool holder 1 is realized so that a drill can be connected to the mounting plate 6 and positioned in the middle of the tool holder 1, and the drilling of a workpiece is facilitated. At the inclined plane position that mounting panel 6 and connecting plate 7 link up, the bolt passes mounting panel 6 along the direction on perpendicular to inclined plane and connects in knife rest 1, has seted up the inclined screw hole on knife rest 1, and the bolt tip is screwed up in the inclined screw hole, realizes fixing drilling frame 2. And two separation perpendicular to the plane of the tool rest 1 and parallel to the plane of the tool rest 1 are generated on the mounting plate 6 through the inclined bolts symmetrically arranged at the two ends of the mounting plate 6, so that the drilling frame is more firmly fixed.

For the convenience of installation, as shown in fig. 1, connecting holes 17 are equally formed in both sides of the tool holder 1 along the longitudinal direction, and reinforcing holes 18 are formed in the tool holder 1 at positions inside the connecting holes 17; the connecting holes 17 and the reinforcing holes 18 are threaded holes 10, so that when the connecting plate 7 is installed, the connecting plate 7 is fixed on the tool rest 1 through the connecting holes 17 by bolts, and then the bolts penetrate through the reinforcing holes 18 to reinforce the connecting plate 7, so that the structural stability is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a promote rigid portal frame formula knife rest structure which characterized in that: including knife rest (1), connect in drilling frame (2) of knife rest (1) lateral wall, drilling frame (2) are connected with drilling subassembly (3), knife rest (1) one side is connected with cutting assembly (4), knife rest (1) is provided with power component (5) with cutting assembly (4) relative one side, the both sides wall in knife rest (1) is fixed in respectively at drilling frame (2) both ends.

2. A rigidity-elevating gate frame-type tool rest structure according to claim 1, wherein: drilling frame (2) are including being used for connecting mounting panel (6) of drill bit and connecting in connecting plate (7) at mounting panel (6) both ends, and two connecting plate (7) are fixed connection respectively in the both sides wall of knife rest (1) and are located the top of cutting assembly (4), drilling assembly (3) are connected in mounting panel (6).

3. A rigidity-elevating gate frame-type tool rest structure according to claim 2, wherein: the drilling assembly (3) comprises four mounting holes (8) formed in the mounting plate (6), the connecting lines of the circle centers of adjacent mounting holes (8) are arranged in a diamond shape, and drill bits penetrate through the mounting holes (8).

4. A rigidity-elevating gate frame-type tool rest structure according to claim 3, wherein: threaded hole (10) are seted up to mounting panel (6) lateral wall, threaded hole (10) female connection has the locking bolt, and the locking bolt passes threaded hole (10) and supports tightly in the drill bit lateral wall.

5. A rigidity-elevating gate frame-type tool rest structure according to claim 1, wherein: the cutting assembly (4) comprises a cutting frame (12) fixedly arranged on one side wall of the tool rest (1), a cutting groove (13) is transversely formed in the cutting frame (12), and a turning tool (14) is detachably arranged in the cutting groove (13).

6. A rigidity-elevating gate frame-type tool rest structure according to claim 1, wherein: the power assembly (5) comprises a power seat (15) fixedly arranged on one side of the cutter frame (1) relative to the cutting assembly (4) and a power head (16) connected to the power seat (15).

7. A rigidity-elevating gate frame-type tool rest structure according to claim 2, wherein: the connecting plate (7) and the mounting plate (6) are integrally formed, and the mounting plate (6) is arranged towards one side of a workpiece in a protruding mode.

8. A rigidity-elevating gate frame-type tool rest structure according to claim 2, wherein: the two connecting plates (7) are fixedly connected to the side wall of the tool rest (1) through bolts.

9. A rigidity-elevating gate frame-type tool rest structure according to claim 2, wherein: connecting holes (17) are uniformly formed in the two sides of the tool rest (1) along the longitudinal direction, and reinforcing holes (18) are formed in the positions, located on the inner sides of the connecting holes (17), of the tool rest (1).