Hexahedral numerical control drilling center with double lower machine heads

Abstract

The utility model discloses a six-face numerical control drilling center with double lower machine heads, and relates to the technical field of numerical control drilling. Comprising a bottom plate, a supporting rod is fixedly installed on the bottom plate, a placing plate is fixedly installed at the top end of the supporting rod, a sliding rail is fixedly installed on the side end face of the placing plate, and a U-shaped frame plate is installed on the sliding rail in a sliding mode. A top plate is driven to rise through an electric push rod, the top plate moves in the vertical direction by utilizing limiting of a positioning rod, an unfolded V-shaped rod can rotate by utilizing rising of the top plate and limiting of a sliding rod, and parts on a placing plate can be pressed and fixed through a lower pressing head on a first adjusting assembly; and meanwhile, a contact head on an L-shaped rod can be pushed by rising of a top plate, the L-shaped rod can rotate with a rotating rod as the center under transmission force, the side end face of the workpiece is clamped through a clamping plate on an adjusting assembly, and the stability of the workpiece during machining is effectively guaranteed by synchronously completing downward pressing fixing and clamping fixing of the workpiece.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control drilling technical field, concretely is a six -surface numerical control drilling center of double lower machine head. BACKGROUND

[0002] Six -surface drilling machine: namely numerical control six -surface drill, is used to the operation of punching, slotting when plate furniture production and processing, numerical control six -surface drill adopts two grippers to work cooperatively when producing and processing materials, completes the multi -process linkage work of pressing material, feeding, processing positioning, can automatically feed and discharge after processing, greatly improves the precision of plate processing, and fast, saves manpower and material resources, is applied more and more widely.

[0003] The existing furniture needs to use numerical control six -surface drilling machine to realize the punching, slotting and cutting of furniture in the production process, but the existing workpiece usually uses clamping mechanism to clamp the side end face of the workpiece during punching, and the drill is removed after punching is completed, since there is a certain friction between the drill and the workpiece, the clamping effect of the two sides is poor, and the workpiece is prone to position deviation, although additional solidifying mechanism can be added to complete the solidifying action, but the additional power source is added at the same time, which consumes energy. UTILITY MODEL CONTENT

[0004] In view of the defects of the prior art, the utility model provides a six -surface numerical control drilling center of double lower machine head, which solves the problems mentioned in the background art.

[0005] To achieve the above purpose, the utility model realizes the following technical scheme:

[0006] A six -surface numerical control drilling center of double lower machine head, comprising a bottom plate, a supporting rod is fixedly installed on the bottom plate, a placing plate is fixedly installed at the top end of the supporting rod, a slide rail is fixedly installed on the side end face of the placing plate, a U -shaped frame plate is slidably installed on the slide rail, and a six -surface drilling machine is arranged on the U -shaped frame plate.

[0007] The placing plate is provided with a positioning assembly, so that the workpiece is more stable during drilling.

[0008] Preferably, the positioning assembly comprises an electric push rod fixedly installed on the bottom plate, the output shaft of the electric push rod is fixedly connected with a top plate, the top plate is slidably installed with a positioning rod, the top end of the positioning rod is fixedly connected with the lower end face of the placing plate, and the bottom end of the positioning rod is fixedly connected with the bottom plate.

[0009] Preferably, the top plate is fixedly provided with a mounting frame, a V-shaped rod is movably arranged on the mounting frame, an adjusting assembly one is arranged at the end of the V-shaped rod, the adjusting assembly one is provided with a pressing head, a V-shaped groove is arranged on the side end surface of the V-shaped rod, two symmetrical side plates are fixedly arranged on the bottom plate and at the inner side of the supporting rod, and a sliding rod matched with the V-shaped groove is fixedly arranged between the two side plates.

[0010] Preferably, the adjusting assembly one comprises a first threaded rod and a first adjusting nut, the first threaded rod is screwed on the V-shaped rod, the bottom end of the first threaded rod is rotatably connected with the pressing head, the top end of the first threaded rod penetrates through the first adjusting nut and is above the first adjusting nut, and the first adjusting nut is screwed with the first threaded rod.

[0011] Preferably, the bottom plate is fixedly provided with symmetrical vertical plates at one side of the supporting rod, a rotating rod is rotatably arranged between the two vertical plates, an L-shaped rod is fixedly arranged on the rotating rod, adjusting assemblies two are arranged at the first end and the second end of the L-shaped rod, and a clamping plate and a contact head are arranged on the two adjusting assemblies two respectively.

[0012] Preferably, the adjusting assembly two comprises two second threaded rods and two second adjusting nuts, the two second threaded rods are screwed on the L-shaped rod, the two second threaded rods are screwed at the two ends of the L-shaped rod respectively, the bottom ends of the two second threaded rods are rotatably connected with the clamping plate and the contact head respectively, the top ends of the two second threaded rods penetrate through the two second adjusting nuts respectively and are screwed with the second adjusting nuts.

[0013] Preferably, the L-shaped rod is fixedly provided with a torsion spring at the side end surface, one end of the torsion spring away from the L-shaped rod is fixedly connected with the vertical plate, and the position of the torsion spring is at the outer side of the rotating rod.

[0014] Preferably, the pressing head is in contact with the upper end surface of the workpiece, the clamping plate is in contact with the side end surface of the workpiece, and the contact head is above the top plate and is in sliding contact with the top plate.

[0015] The utility model provides a six -sided numerical control drilling center of double lower machine head, has the following beneficial effects compared with prior art:

[0016] 1. The utility model discloses a top plate is lifted through electric push rod drive, and the position of limiting of positioning rod makes the movement of top plate in vertical direction, and the lifting of top plate and the limiting of slide bar, the V-shaped rod in unfolding will rotate, and the lower head on the adjusting assembly one will press the fixedness of placing plate, and the lifting of top plate will push the contact head on L-shaped rod, and L-shaped rod will be rotated around the rotating rod as the center, and the clamping of workpiece's side end face is completed to the clamping plate on the adjusting assembly, and the pressing fixation and clamping fixation of workpiece are completed synchronously, effectively ensure the stability of workpiece when processing.

[0017] 2. The utility model discloses through rotating the first adjusting nut in adjusting assembly one, utilizes the cooperation between first adjusting nut and first threaded rod to make the position of adjusting lower head, and rotates two second adjusting nuts in adjusting assembly two simultaneously, through the cooperation between two second threaded rods and two first adjusting nuts respectively, the position adjustment of clamping plate and contact head is convenient, effectively ensure that the device carries out position fixation to different size workpieces, improve the practicability of the numerical control drilling device. DRAWINGS

[0018] Figure 1 It is whole structure schematic diagram of the utility model,

[0019] Figure 2 It is sectional view of bottom plate in the utility model,

[0020] Figure 3 It is structure schematic diagram of L-shaped rod in the utility model,

[0021] Figure 4 It is structure schematic diagram of V-shaped rod in the utility model.

[0022] In the drawing: 1, bottom plate, 2, support rod, 3, placing plate, 4, slide rail, 5, U-shaped frame plate, 6, six-hole drilling machine, 7, electric push rod, 8, top plate, 9, positioning rod, 10, mounting frame, 11, V-shaped rod, 12, lower head, 13, V-shaped groove, 14, side plate, 15, slide bar, 16, first threaded rod, 17, first adjusting nut, 18, vertical plate, 19, rotating rod, 20, L-shaped rod, 21, clamping plate, 22, contact head, 23, second threaded rod, 24, second adjusting nut, 25, torsion spring. Specific implementation

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0024] Please refer to Figures 1-4 The utility model discloses a six -surface numerical control drilling center of double lower machine head, including the bottom plate 1, the bottom plate 1 is fixedly installed with support rod 2, the top of support rod 2 is fixedly installed with the placement plate 3, the side end surface of placement plate 3 is fixedly installed with slide rail 4, the U -shaped frame plate 5 is slidably installed on slide rail 4, be provided with six -surface drilling machine 6 on U -shaped frame plate 5, wherein slide rail 4 and inside drilling machine are the technology that the person skilled in the art is familiar with, here not specific elaboration is not repeated;

[0025] The placement plate 3 is provided with a positioning assembly, which makes the workpiece more stable during drilling. The positioning assembly includes an electric push rod 7 fixedly installed on the bottom plate 1, an output shaft of the electric push rod 7 is fixedly connected with a top plate 8, the top plate 8 is slidably installed with a positioning rod 9, the top end of the positioning rod 9 is fixedly connected with the lower end surface of the placement plate 3, the bottom end of the positioning rod 9 is fixedly connected with the bottom plate 1, the top plate 8 is fixedly installed with a mounting bracket 10, the mounting bracket 10 is movably installed with a V-shaped rod 11, the end of the V-shaped rod 11 is provided with an adjusting assembly one, the adjusting assembly one is provided with a pressing head 12, the side end surface of the V-shaped rod 11 is provided with a V-shaped groove 13, the bottom plate 1 is fixedly installed with two symmetrically arranged side plates 14 on the inner side surface of the support rod 2, the two side plates 14 are fixedly installed with a sliding rod 15 matched with the V-shaped groove 13, the bottom plate 1 is fixedly installed with symmetrically arranged vertical plates 18 on one side of the support rod 2, the two vertical plates 18 are rotatably installed with a rotating rod 19, the rotating rod 19 is fixedly installed with an L-shaped rod 20, the two ends of the L-shaped rod 20 are provided with adjusting assemblies two, the two adjusting assemblies two are respectively provided with a clamping plate 21 and a contact head 22, the side end surface of the L-shaped rod 20 is fixedly installed with a torsion spring 25, one end of the torsion spring 25 away from the L-shaped rod 20 is fixedly connected with the vertical plate 18, the position of the torsion spring 25 is outside the rotating rod 19, the friction between the contact head 22 and the top plate 8 is small, so that the top plate 8 can contact the contact head 22, the contact head 22 will change the angle of the L-shaped rod 20 through the adjusting assembly two and the rotating rod 19, wherein the pressing head 12 is slidably connected with the inner side surface of the V-shaped rod 11, the clamping plate 21 is slidably connected with the upper end surface of the placement plate 3, to ensure that the pressing head 12 and the clamping plate 21 move more stably, and protective pads can be provided on the pressing head 12 and the clamping plate 21 according to the needs of the personnel, to ensure that the workpiece is not damaged when it is pressed and clamped.

[0026] In this paper, the top plate 8 is lifted by the electric push rod 7, and the position of the top plate 8 is limited by the positioning rod 9. The V-shaped rod 11 is rotated by the lifting of the top plate 8 and the limiting of the slide rod 15. The lower head 12 of the adjusting assembly one presses the workpiece on the placing plate 3, and the lifting of the top plate 8 pushes the contact head 22 on the L-shaped rod 20. The L-shaped rod 20 is rotated around the rotating rod 19 as the center. The clamping plate 21 of the adjusting assembly clamps the side end face of the workpiece. The workpiece is fixed by pressing and clamping synchronously, which effectively ensures the stability of the workpiece during machining.

[0027] The adjusting assembly one comprises a first threaded rod 16 and a first adjusting nut 17. The bottom end of the first threaded rod 16 is rotationally connected with the lower head 12, and the top end of the first threaded rod 16 penetrates through the first adjusting nut 17 and is above the first adjusting nut 17. The first adjusting nut 17 is threadedly connected with the first threaded rod 16. The adjusting assembly two comprises two second threaded rods 23 and two second adjusting nuts 24. The two second threaded rods 23 are threadedly connected with the two ends of the L-shaped rod 20 respectively. The bottom ends of the two second threaded rods 23 are rotationally connected with the clamping plate 21 and the contact head 22 respectively. The top ends of the two second threaded rods 23 respectively penetrate through the two second adjusting nuts 24 and are threadedly connected with the second adjusting nuts 24. The lower head 12 contacts with the upper end face of the workpiece. The clamping plate 21 contacts with the side end face of the workpiece. The contact head 22 is above the top plate 8 and is in sliding contact with the top plate 8.

[0028] In this paper, the position of the lower head 12 is adjusted by rotating the first adjusting nut 17 of the adjusting assembly one and cooperating between the first adjusting nut 17 and the first threaded rod 16. The positions of the clamping plate 21 and the contact head 22 are adjusted by rotating the two second adjusting nuts 24 of the adjusting assembly two and cooperating between the two second threaded rods 23 and the two first adjusting nuts 17, which effectively ensures the position fixing of the device for workpieces of different sizes and improves the practicability of the numerical control drilling device.

[0029] Working principle:

[0030] In use, the workpiece to be drilled is placed on the placing plate 3. Then, the position of the contact head 22 on the V-shaped rod 11 is adjusted according to the gear of the workpiece by cooperating between the first adjusting nut 17 and the first threaded rod 16. Meanwhile, the two second adjusting nuts 24 are rotated, and the positions of the clamping plate 21 and the contact head 22 are adjusted by cooperating between the two second threaded rods 23 and the two first adjusting nuts 17.

[0031] Then the top plate 8 is lifted by the electric push rod 7, the limiting of the positioning rod 9 makes the top plate 8 move in the vertical direction, the unfolded V-shaped rod 11 rotates by the lifting of the top plate 8 and the limiting of the slide rod 15, the lower pressing head 12 on the adjusting assembly one presses and fixes the workpiece on the placing plate 3, the lifting of the top plate 8 pushes the contact head 22 on the L-shaped rod 20, the L-shaped rod 20 is transmitted force to rotate around the rotating rod 19, the clamping plate 21 on the adjusting assembly clamps the side end face of the workpiece, the workpiece is fixed by pressing and clamping synchronously, and the stability of the workpiece during machining is effectively ensured.

[0032] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0033] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application.

Claims

1. A double lower head six-sided numerical control drilling center comprising a base plate (1), characterized in that: The bottom plate (1) is fixedly installed with a support rod (2), the top end of the support rod (2) is fixedly installed with a placing plate (3), the side end face of the placing plate (3) is fixedly installed with a sliding rail (4), the sliding rail (4) is slidably installed with a U-shaped frame plate (5), the U-shaped frame plate (5) is provided with a six-face drilling machine (6). The placing plate (3) is provided with a positioning assembly, so that the workpiece is more stable during drilling.

2. The double lower head six-face numerical control drilling center according to claim 1, characterized in that: The positioning assembly comprises an electric push rod (7) fixedly installed on the bottom plate (1), the output shaft of the electric push rod (7) is fixedly connected with a top plate (8), the top plate (8) is slidably installed with a positioning rod (9), the top end of the positioning rod (9) is fixedly connected with the lower end face of the placing plate (3), and the bottom end of the positioning rod (9) is fixedly connected with the bottom plate (1).

3. The double lower head six-face CNC drilling center according to claim 2, characterized in that: The top plate (8) is fixedly installed with a mounting bracket (10), the mounting bracket (10) is movably installed with a V-shaped rod (11), the end of the V-shaped rod (11) is provided with an adjusting assembly one, the adjusting assembly one is provided with a pressing head (12), the side end face of the V-shaped rod (11) is provided with a V-shaped groove (13), the bottom plate (1) is fixedly installed with two symmetrically arranged side plates (14) on the inner side face of the support rod (2), and the two side plates (14) are fixedly installed with a sliding rod (15) used in cooperation with the V-shaped groove (13).

4. The double lower head six-face CNC drilling center according to claim 3, characterized in that: The adjusting assembly one comprises a first threaded rod (16) and a first adjusting nut (17), the first threaded rod (16) is threadedly installed on the V-shaped rod (11), the bottom end of the first threaded rod (16) is rotatably connected with the pressing head (12), the top end of the first threaded rod (16) penetrates through the first adjusting nut (17) and is located above the first adjusting nut (17), and the first adjusting nut (17) is threadedly connected with the first threaded rod (16).

5. The double lower head six-face CNC drilling center according to claim 3, characterized in that: The bottom plate (1) is fixedly installed with symmetrically arranged vertical plates (18) on one side of the support rod (2), the two vertical plates (18) are rotatably installed with a rotating rod (19), the rotating rod (19) is fixedly installed with an L-shaped rod (20), the first end and the second end of the L-shaped rod (20) are provided with an adjusting assembly two, and the two adjusting assembly twos are respectively provided with a clamping plate (21) and a contact head (22).

6. A double lower head six-face CNC drilling center according to claim 5, characterized in that: The adjusting assembly two comprises two second threaded rods (23) and two second adjusting nuts (24), the two second threaded rods (23) are threadedly connected at the two ends of the L-shaped rod (20), the bottom ends of the two second threaded rods (23) are rotatably connected with the clamping plate (21) and the contact head (22), the top ends of the two second threaded rods (23) respectively penetrate through the two second adjusting nuts (24) and are threadedly connected with the second adjusting nuts (24).

7. A double lower head six-face CNC drilling center according to claim 6, characterized in that: The side end face of the L-shaped rod (20) is fixedly installed with a torsion spring (25), one end of the torsion spring (25) away from the L-shaped rod (20) is fixedly connected with the vertical plate (18), and the position of the torsion spring (25) is located outside the rotating rod (19).

8. The double lower head six-face CNC drilling center according to claim 5, characterized in that: The lower pressing head (12) is in contact with the upper end surface of the workpiece, the clamping plate (21) is in contact with the side end surface of the workpiece, and the contact head (22) is above the top plate (8) and in sliding contact with the top plate (8).

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