Positioning structure for engraving machine

Abstract

The positioning structure comprises a machine body and a beam frame which is in transmission connection with the surface of the machine body, supporting structures are arranged on the front face and the back face of the beam frame, each supporting structure comprises a connecting block which is fixedly connected with the front face and the back face of the beam frame, and the top of each connecting block is movably connected with a swing rod through a pin shaft. A clamping jaw is movably connected to the side, away from the connecting block, of the swing rod through a pin shaft, a transmission structure is arranged on the top of the beam frame, and the transmission structure can drive the swing rod to swing. The transmission structure drives the swing rod to swing, when the clamping jaw at the outer end of the swing rod makes contact with the surface of a material, the clamping jaw can be attached to the surface of the material with the pin shaft as the axis to conduct swing adjustment, and therefore the effect of improving the extrusion positioning effect is achieved. And a horizontally-moving plate is replaced for extrusion and fixation, and the situation that the extrusion strength is affected due to the irregular shape of the surface of a machined object is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of engraving machines, in particular to a positioning structure for engraving machines. Background Art

[0002] An engraving machine is a machine used to engrave various materials. According to the processing principle, engraving machines can be divided into two categories: laser engraving machines and mechanical engraving machines. Both categories have high power and low power. The working principle of an engraving machine involves the CNC system, the movement of the tool, the fixation and clamping of the material, and the setting of processing parameters. The CNC system is the core component of the engraving machine, which consists of a computer, a control card, a driver, and a motor.

[0003] For example, the patent number disclosed on the China Patent Network is: 202321882618.6, and the patent name is: A fast positioning woodworking engraving machine, including an engraving machine platform; a slide groove is provided on the top of the engraving machine platform, a convex part is slidably connected inside the slide groove, a long rod is fixedly connected to the top of the convex part, a groove is provided on the side wall of the long rod, and a positioning part is slidably connected inside the groove. This fast positioning woodworking engraving machine, by pushing the push-pull rod, will cause the connecting rod to squeeze the long rod to slide to both sides. At this time, the engraving board can be placed on the engraving machine platform, and the contraction spring will contract the long rod until the engraving board is fixed. Then, by rotating the rotating rod, the threaded rod can be driven to rotate, and the positioning part will slide on the threaded rod until the engraving board is fixed, which solves the problem that the existing woodworking engraving machine has a simple fixing method, is prone to deviation and displacement during engraving, and reduces the efficiency of woodworking engraving.

[0004] During the engraving process, the processed objects need to be squeezed and fixed. However, the fixing method of existing engraving machines is relatively simple, mainly through squeezing and fixing by horizontally moving plates. The irregular shape of the surface of the processed objects affects the squeezing strength.

[0005] Therefore, it is necessary to design and transform the positioning structure of the engraving machine. Utility Model Content

[0006] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a positioning structure for an engraving machine, which has the advantage of improving the fixing effect, and solves the problem that the fixing method of the existing engraving machine is relatively single, mainly through extrusion and fixing by horizontally moving plates, and the irregular shape of the surface of the processed object causes the extrusion strength to be affected.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning structure for an engraving machine, comprising a machine body;

[0008] The transmission is connected to the beam frame on the surface of the machine body;

[0009] Support structures are provided on the front and back sides of the beam frame, and the support structures include connecting blocks fixedly connected to the front and back sides of the beam frame, the top of the connecting block is movably connected to a rocker arm via a pin, and the side of the rocker arm away from the connecting block is movably connected to a claw via a pin, and a transmission structure is provided on the top of the beam frame, and the transmission structure can drive the rocker arm to swing.

[0010] As a preferred embodiment of the present invention, the transmission structure includes a shaft rod fixedly connected to the top of the rocker arm, the top of the shaft rod is fixedly connected to a sleeve plate, the top of the sleeve plate is provided with a transmission block, the bottom of the transmission block is fixedly connected to a sliding rod located inside the sleeve plate, the top of the transmission block is fixedly connected to a support frame, the top of the beam frame is fixedly connected to a bracket, the bracket extends from a side away from the beam frame to the top of the support frame, the bottom of the bracket is movably connected to a rotating wheel via a bearing, and the bottom of the rotating wheel is fixedly connected to a transmission rod located inside the support frame.

[0011] As a preferred embodiment of the utility model, the top of the bracket is fixedly connected to a connecting frame, the top of the connecting frame is fixedly connected to a dual-axis motor, the top of the rotating wheel and the output end of the dual-axis motor are both fixedly connected to bevel gears, and the bevel gears are meshed with each other.

[0012] As a preferred embodiment of the present invention, a protective cover is fixedly connected to the surface of the dual-axis motor, and the bevel gear is located inside the protective cover.

[0013] As a preferred embodiment of the utility model, a guide rod is fixedly connected to the outer side of the bracket, and a side of the guide rod away from the bracket penetrates the transmission block and is slidably connected to the transmission block.

[0014] As a preferred embodiment of the present invention, an extension plate is fixedly connected to the outer side of the bracket, and the extension plate extends from a side away from the bracket to the outer side of the guide rod and is fixedly connected to the guide rod.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] 1. The utility model drives the swing rod to swing through the transmission structure. When the claw at the outer end of the swing rod contacts the surface of the material, the claw can swing and adjust with the pin shaft as the axis to fit the surface of the material, thereby achieving the effect of improving the extrusion positioning effect. The utility model can improve the fixing method of the existing engraving machine, instead of extruding and fixing by horizontally moving plates, to prevent the irregular shape of the surface of the processed object from affecting the extrusion strength.

[0017] 2. The utility model can simultaneously push two swing rods to swing by arranging a shaft rod, a sleeve plate, a transmission block and a slide rod, so that the swing angles of adjacent swing rods remain consistent.

[0018] 3. The utility model is provided with a double-axis motor and a bevel gear, which can drive the transmission structures on both sides to operate at the same time, thereby further improving the transmission effect.

[0019] 4. The utility model can improve the safety of the machine body and reduce the contact area between the transmission structure and the external environment by providing a protective cover.

[0020] 5. The utility model can limit the transmission block by setting a guide rod, thereby preventing the transmission block from tilting during movement.

[0021] 6. The utility model can support the guide rod by providing an extension plate, thereby increasing the contact area between the guide rod and the bracket. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0024] Figure 3 It is a schematic diagram of the partial structure separation of the utility model.

[0025] In the figure: 1. body; 2. beam frame; 3. supporting structure; 4. connecting block; 5. rocker; 6. claw; 7. transmission structure; 8. shaft rod; 9. sleeve plate; 10. transmission block; 11. slide rod; 12. supporting frame; 13. bracket; 14. rotating wheel; 15. transmission rod; 16. connecting frame; 17. dual-axis motor; 18. bevel gear; 19. protective cover; 20. guide rod; 21. extension plate. DETAILED DESCRIPTION

[0026] 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.

[0027] like Figures 1 to 3 As shown, the utility model provides a positioning structure for an engraving machine, comprising a machine body 1;

[0028] A beam frame 2 is connected to the surface of the machine body 1 through a transmission;

[0029] Support structures 3 are provided on the front and back sides of the beam frame 2. The support structure 3 includes connecting blocks 4 fixedly connected to the front and back sides of the beam frame 2. The top of the connecting block 4 is movably connected to a rocker arm 5 via a pin. The side of the rocker arm 5 away from the connecting block 4 is movably connected to a claw 6 via a pin. A transmission structure 7 is provided on the top of the beam frame 2, and the transmission structure 7 can drive the rocker arm 5 to swing.

[0030] refer to Figure 2 The transmission structure 7 includes an axle rod 8 fixedly connected to the top of the rocker arm 5, a sleeve plate 9 fixedly connected to the top of the axle rod 8, a transmission block 10 is arranged on the top of the sleeve plate 9, a sliding rod 11 located inside the sleeve plate 9 is fixedly connected to the bottom of the transmission block 10, a support frame 12 is fixedly connected to the top of the transmission block 10, a bracket 13 is fixedly connected to the top of the beam 2, the bracket 13 extends to the top of the support frame 12 from the side away from the beam 2, a rotating wheel 14 is movably connected to the bottom of the bracket 13 through a bearing, and a transmission rod 15 located inside the support frame 12 is fixedly connected to the bottom of the rotating wheel 14.

[0031] As a technical optimization solution of the utility model, by providing the shaft rod 8, the sleeve plate 9, the transmission block 10 and the slide rod 11, the two swing rods 5 can be pushed to swing at the same time, so that the swing angles of adjacent swing rods 5 remain consistent.

[0032] refer to Figure 2 The top of the bracket 13 is fixedly connected with a connecting frame 16, the top of the connecting frame 16 is fixedly connected with a dual-axis motor 17, the top of the rotating wheel 14 and the output end of the dual-axis motor 17 are fixedly connected with a bevel gear 18, and the bevel gears 18 are meshed with each other.

[0033] As a technical optimization solution of the present invention, by providing a dual-axis motor 17 and a bevel gear 18, the transmission structures 7 on both sides can be driven to operate at the same time, thereby further improving the transmission effect.

[0034] refer to Figure 1 A protective cover 19 is fixedly connected to the surface of the dual-axis motor 17 , and the bevel gear 18 is located inside the protective cover 19 .

[0035] As a technical optimization solution of the present invention, by providing a protective cover 19, the safety of the machine body 1 can be improved and the contact area between the transmission structure 7 and the external environment can be reduced.

[0036] refer to Figure 2 A guide rod 20 is fixedly connected to the outer side of the bracket 13 , and a side of the guide rod 20 away from the bracket 13 penetrates the transmission block 10 and is slidably connected to the transmission block 10 .

[0037] As a technical optimization solution of the present invention, by providing a guide rod 20, the transmission block 10 can be limited to avoid the transmission block 10 from tilting during the movement.

[0038] refer to Figure 2 An extension plate 21 is fixedly connected to the outer side of the bracket 13 , and the extension plate 21 extends from a side away from the bracket 13 to the outer side of the guide rod 20 and is fixedly connected to the guide rod 20 .

[0039] As a technical optimization solution of the present invention, by providing the extension plate 21 , the guide rod 20 can be supported, and the contact area between the guide rod 20 and the bracket 13 can be increased.

[0040] The working principle and use process of the utility model are as follows: when in use, the material is placed on the top of the machine body 1, and then the double-axis motor 17 is turned on. The double-axis motor 17 uses the bevel gear 18 to drive the rotating wheel 14 to rotate, and the rotating wheel 14 drives the transmission rod 15 to slide inside the support frame 12. The support frame 12 is squeezed and drives the transmission block 10 to move horizontally. During the movement of the transmission block 10, the slide bar 11 is driven to slide inside the sleeve plate 9. The sleeve plate 9 is squeezed and uses the shaft rod 8 to drive the swing rod 5 to swing. When the claw 6 at the outer end of the swing rod 5 contacts the surface of the material, the claw 6 can swing and adjust with the pin shaft as the axis to fit the surface of the material, thereby achieving the effect of improving the extrusion positioning effect.

[0041] To sum up: the positioning structure of the engraving machine drives the swing rod 5 to swing through the transmission structure 7. When the claw 6 at the outer end of the swing rod 5 contacts the surface of the material, the claw 6 can swing and adjust with the pin shaft as the axis to fit the surface of the material, thereby achieving the effect of improving the extrusion positioning effect. The utility model can improve the fixing method of the existing engraving machine, instead of extruding and fixing by horizontally moving plates, to prevent the extrusion strength from being affected due to the irregular shape of the surface of the processed object.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0043] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning structure for an engraving machine, comprising a machine body (1); A beam frame (2) drivingly connected to the surface of the machine body (1); Features: The front and back sides of the beam frame (2) are both provided with a support structure (3), the support structure (3) comprising a connection block (4) fixedly connected to the front and back sides of the beam frame (2), the top of the connection block (4) being movably connected to a swing rod (5) via a pin, the side of the swing rod (5) away from the connection block (4) being movably connected to a claw (6) via a pin, and the top of the beam frame (2) being provided with a transmission structure (7), the transmission structure (7) being capable of driving the swing rod (5) to swing.

2. A positioning structure for an engraving machine according to claim 1, characterized in that: The transmission structure (7) comprises a shaft (8) fixedly connected to the top of the swing rod (5), the top of the shaft (8) is fixedly connected to a sleeve plate (9), the top of the sleeve plate (9) is provided with a transmission block (10), the bottom of the transmission block (10) is fixedly connected to a sliding rod (11) located inside the sleeve plate (9), the top of the transmission block (10) is fixedly connected to a support frame (12), the top of the beam frame (2) is fixedly connected to a bracket (13), the bracket (13) extends to the top of the support frame (12) from a side away from the beam frame (2), the bottom of the bracket (13) is movably connected to a rotating wheel (14) via a bearing, and the bottom of the rotating wheel (14) is fixedly connected to a transmission rod (15) located inside the support frame (12).

3. A positioning structure for an engraving machine according to claim 2, characterized in that: The top of the bracket (13) is fixedly connected to a connection frame (16), the top of the connection frame (16) is fixedly connected to a dual-axis motor (17), the top of the rotating wheel (14) and the output end of the dual-axis motor (17) are both fixedly connected to a bevel gear (18), and the bevel gears (18) are meshed with each other.

4. The positioning structure for an engraving machine according to claim 3, characterized in that: A protective cover (19) is fixedly connected to the surface of the dual-axis motor (17), and the bevel gear (18) is located inside the protective cover (19).

5. The positioning structure for an engraving machine according to claim 2, characterized in that: A guide rod (20) is fixedly connected to the outer side of the bracket (13); a side of the guide rod (20) away from the bracket (13) penetrates the transmission block (10) and is slidably connected to the transmission block (10).

6. The positioning structure for an engraving machine according to claim 5, characterized in that: An extension plate (21) is fixedly connected to the outer side of the bracket (13); the extension plate (21) extends from a side of the bracket (13) to the outer side of the guide rod (20) and is fixedly connected to the guide rod (20).

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