CN212313161U

CN212313161U - Engraving machine clamping device

Info

Publication number: CN212313161U
Application number: CN202020673363.2U
Authority: CN
Inventors: 王权; 陈世豪
Original assignee: Zhengzhou University of Science and Technology
Current assignee: Zhengzhou University of Science and Technology
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-01-08
Anticipated expiration: 2030-04-28

Abstract

A clamping device of an engraving machine effectively solves the problem that workpieces with different specifications are clamped during engraving; the automatic carving machine comprises a workbench, wherein a movable sliding plate is arranged on the workbench, a cross beam is arranged on the sliding plate, a vertical sliding rail is arranged on the cross beam, a carving head is arranged on the vertical sliding rail in a sliding manner, a plurality of first supporting columns are fixed on the workbench, a plurality of second supporting columns are arranged on two sides of the first supporting columns in a telescopic manner, a clamping plate is arranged on the side edge of each second supporting column in a sliding manner, a clamping head is arranged on the clamping plate in a sliding manner, a control mechanism is arranged in the workbench, an operating hand wheel is arranged outside the workbench, and the operating hand wheel controls the second supporting columns and the clamping plate to; the utility model discloses the structure is ingenious, and through setting up telescopic second support column, the work piece supporting plane's of apron width is convenient for carry out the centre gripping to the work piece of different widths.

Description

Engraving machine clamping device

Technical Field

The device relates to the technical field of engraving machines, in particular to a clamping device of an engraving machine.

Background

The engraving machine is characterized in that the engraving machine is provided with a plurality of clamping devices, different clamping devices are selected for clamping according to different shapes of workpieces, the existing clamping devices cannot adapt to workpieces of various specifications, especially when plate-shaped workpieces with different widths are clamped, the width of the clamping devices fixed on a workbench is not changed, the position of the clamping devices needs to be adjusted, and due to the existence of a workpiece placing table board, when a narrow workpiece is clamped, the selected clamping devices can influence the traveling route of an engraving head and influence the engraving effect.

SUMMERY OF THE UTILITY MODEL

For overcoming the defects of the prior art, the utility model provides an engraving machine clamping device, the effectual problem of having solved different specification work pieces centre gripping when the sculpture.

The technical scheme for solving the technical problem is as follows: the utility model provides an engraver clamping device, comprises a workbench, be provided with the slide that can remove on the workstation, install the crossbeam on the slide, install vertical slide rail on the crossbeam, it is provided with the carving head to slide on the vertical slide rail, be fixed with a plurality of first support columns on the workstation, the flexible a plurality of second support columns that are provided with in first support column both sides, second support column side slides and is provided with the grip block, it is provided with the holding head to slide on the grip block, the inside control mechanism that is equipped with of workstation, the workstation outside is equipped with the operation hand wheel, the operation hand wheel passes through the removal of control mechanism control second support column and grip block, inside the second support column withdrawal workstation during the narrow work piece of centre gripping, the grip block is close to fixed work piece each other, the second support column stretches out the workstation and keeps the upper plane at the same height with first support column during the wide work piece of centre gripping, the grip.

The utility model discloses the structure is ingenious, and through setting up telescopic second support column, the work piece supporting plane's of apron width is convenient for carry out the centre gripping to the work piece of different widths.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of the bottom of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

Fig. 4 is a schematic sectional view of the front structure of the present invention.

Fig. 5 is an enlarged schematic view of a portion B in fig. 4 according to the present invention.

Fig. 6 is a schematic structural diagram of the present invention in an operating state.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, a clamping device for an engraving machine comprises a worktable 1, a movable sliding plate 2 is arranged on the worktable 1, the sliding plate 2 is used for adjusting the longitudinal position of the engraving machine, a cross beam 3 is arranged on the sliding plate 2, a vertical sliding rail 4 is arranged on the cross beam 3, an engraving head 5 is slidably arranged on the vertical sliding rail 4, the engraving head 5 realizes transverse displacement on the cross beam 3 and vertical displacement on the vertical sliding rail 4, a plurality of first supporting columns 6 are fixed on the worktable 1, a plurality of second supporting columns 7 are telescopically arranged on two sides of the first supporting columns 6, when a workpiece is wide, the first supporting columns 6 and the second supporting columns 7 simultaneously support the lower part of the workpiece, when the workpiece is narrow, the second supporting columns 7 retract into the worktable 1, only the first supporting columns 6 support the workpiece, clamping plates 8 are slidably arranged on the side edges of the second supporting columns 7, the clamping head 9 is arranged on the clamping plate 8 in a sliding mode, the clamping plate 8 moves transversely on the workbench 1 to clamp a workpiece, a control mechanism is arranged inside the workbench 1, an operating hand wheel 10 is arranged outside the workbench 1, and the operating hand wheel 10 controls the second supporting column 7 and the clamping plate 8 to move through the control mechanism.

The workbench 1 is internally provided with a cavity 11, and the cavity 11 is used for placing a control mechanism.

For the convenience of control, control mechanism include with a plurality of second support columns 7 fixed connection's two first wedges 12, two first wedges 12 symmetry set up inside cavity 11, the wedge cooperation of first wedge 12 is connected second wedge 13, first threaded rod 14 is worn to be equipped with by two second wedges 13, the screw thread that is in the spiro union department with two second wedges 13 on the first threaded rod 14 revolves to different, rotate first threaded rod 14 two second wedges 13 and be close to each other or keep away from, realize the displacement with second wedge 13 wedge complex first wedge 12 in step, the displacement direction is vertical direction, it is flexible in workstation 1 to drive second support column 7, operation hand wheel 10 wears to establish on workstation 1 through pole 15, wear to control the rotation of first threaded rod 14 after pole 15 slides the inner and is connected with first threaded rod 14 cooperation.

The workpiece clamping device is characterized in that a first gear 16 is fixed on the penetrating rod 15, a second gear 17 capable of being meshed with the first gear 16 is arranged in the cavity 11, the penetrating rod 15 is meshed with the second gear 17 after sliding on the workbench 1, a second threaded rod 18 is coaxially fixed on the second gear 17, two threaded sleeves 19 respectively located at two ends of the second threaded rod 18 are in threaded connection with the second threaded rod 18, the threaded sleeves 19 are fixedly connected with the clamping plates 8, the second threaded rod 18 is rotated to control the two clamping plates 8 to be close to or far away from each other, and clamping and fixing of workpieces are achieved.

When the through rod 15 is connected with the first threaded rod 14 in a matching mode, the first gear 16 and the second gear 17 are in a non-meshing state, and when the first gear 16 on the through rod 15 is meshed with the second gear 17, the through rod 15 is separated from the first threaded rod 14 in a matching mode, so that when the positions of the second supporting column 7 and the clamping plate 8 are adjusted, the mutual influence is avoided, and the interference phenomenon is avoided.

The clamping head 9 is fixed on the clamping plate 8 through a screw, the clamping head 9 can be movably adjusted up and down, and the clamping head 9 can be movably adjusted up and down to clamp workpieces with different thicknesses, so that the clamping plate is fixed and firm.

In order to enhance the stability of the clamping plate 8, the cavity 11 is provided with a fixing plate 20, the fixing plate 20 is provided with a sliding groove 21, the sliding groove 21 is internally provided with a guide plate 22 fixedly connected with the threaded sleeve 19 in a sliding manner, and the guide plate 22 is additionally arranged between the clamping plate 8 and the threaded sleeve 19, so that the clamping plate 8 is provided with a supporting force when moving, and the generation of a shaking phenomenon is avoided.

Compared with the prior art, the utility model, following beneficial effect has: when workpieces with different widths are clamped, the workpieces can be clamped without replacing the clamping device; the size of the supporting surface at the bottom of the workpiece can be changed by the telescopic structure of the second supporting column 7 when the width of the workpiece is different, so that the workpiece can be conveniently supported and subsequently clamped and fixed; the operation is not complex, the operation can be performed easily, the burden of workers is not increased, and the practicability is high.

Claims

1. A clamping device of an engraving machine comprises a workbench (1), wherein a movable sliding plate (2) is arranged on the workbench (1), a cross beam (3) is arranged on the sliding plate (2), a vertical sliding rail (4) is arranged on the cross beam (3), and an engraving head (5) is arranged on the vertical sliding rail (4) in a sliding manner, the clamping device is characterized in that a plurality of first supporting columns (6) are fixed on the workbench (1), a plurality of second supporting columns (7) are arranged on two sides of the first supporting columns (6) in a telescopic manner, a clamping plate (8) is arranged on the side edge of each second supporting column (7) in a sliding manner, a clamping head (9) is arranged on each clamping plate (8) in a sliding manner, a control mechanism is arranged inside the workbench (1), an operating hand wheel (10) is arranged outside the workbench (1), the operating hand wheel (10) controls the movement of the second supporting columns (7) and the clamping plate (8) through the control mechanism, and the second supporting columns (7) retract, the clamping plates (8) are close to each other to fix the workpiece, when the wide workpiece is clamped, the second supporting column (7) extends out of the workbench (1) to keep the upper plane at the same height with the first supporting column (6), and the clamping plates (8) clamp and fix the workpiece outside the second supporting column (7).

2. The engraver holder according to claim 1 wherein the table (1) has a cavity (11) therein, and the control mechanism is located in the cavity (11).

3. The clamping device of the engraving machine as claimed in claim 2, wherein the control mechanism comprises two first wedge blocks (12) fixedly connected with the plurality of second support columns (7), the two first wedge blocks (12) are symmetrically arranged inside the cavity (11), wedge surfaces of the first wedge blocks (12) are connected with the second wedge blocks (13) in a matched mode, first threaded rods (14) penetrate through the two second wedge blocks (13), threads at the threaded positions of the two second wedge blocks (13) on the first threaded rods (14) are different in rotating direction, the two second wedge blocks (13) close to or far away from each other when the first threaded rods (14) are rotated, the operation hand wheel (10) penetrates through the workbench (1) through a penetrating rod (15), and the inner ends of the penetrating rods (15) are connected with the first threaded rods (14) in a matched mode to control rotation of the first threaded rods (14).

4. The clamping device of the engraving machine as claimed in claim 3, characterized in that a first gear (16) is fixed on the through rod (15), a second gear (17) capable of being meshed with the first gear (16) is arranged in the cavity (11), a second threaded rod (18) is coaxially fixed on the second gear (17), two threaded sleeves (19) respectively positioned at two ends of the second threaded rod (18) are connected to the second threaded rod (18) in a threaded manner, the threaded sleeves (19) are fixedly connected with the clamping plates (8), and the second threaded rod (18) is rotated to control the two clamping plates (8) to approach or separate from each other.

5. The engraver gripper according to claim 4, characterized in that the first gear (16) is in a non-meshing state with the second gear (17) when the through-rod (15) is in a meshing connection with the first threaded rod (14), and the through-rod (15) is disengaged from the first threaded rod (14) when the first gear (16) on the through-rod (15) is in a meshing state with the second gear (17).

6. The clamping device of the engraving machine according to claim 1, wherein the clamping head (9) is fixed on the clamping plate (8) through screws, and the clamping head (9) can be movably adjusted up and down.

7. The clamping device of the engraving machine as claimed in claim 4, wherein a fixing plate (20) is arranged in the cavity (11), a sliding groove (21) is formed in the fixing plate (20), and a guide plate (22) fixedly connected with the threaded sleeve (19) is arranged in the sliding groove (21) in a sliding manner.