CN207916393U - An engraving machine translation structure - Google Patents

Abstract

This utility model provides a translational structure for an engraving machine, belonging to the field of mechanical technology. It solves the problem of poor movement stability and low engraving accuracy caused by existing translational structures in engraving machines. The engraving machine translational structure includes a frame and a tool holder. The top of the frame has a pair of first support plates that can slide vertically up and down. The translational structure includes a drive component, guide rails fixed to the first support plates and arranged horizontally, and second support plates slidably connected to the corresponding guide rails. Both ends of the tool holder are fixedly connected to the corresponding second support plates. The drive component is located at one of the first support plates, and its output shaft is connected to one of the second support plates. The drive component can drive the second support plate to move along the guide rails. This engraving machine translational structure has the advantages of good movement stability and high engraving accuracy.

Description

An engraving machine translation structure

technical field

The utility model belongs to the technical field of machinery and relates to a translational structure of an engraving machine.

Background technique

Three-dimensional engraving machine is an industry classification of engraving machine. It is a new type of CNC equipment in recent years. Its working principle is very similar to that of CNC milling machine. The engraving effect, the three-dimensional engraving machine has a wide range of applications, and even replaces the manual engraving technology, laying the foundation for mass and rapid production of products.

Existing three-dimensional engraving machine, such as Chinese patent literature discloses a three-dimensional engraving machine [application number: 201410521841.7; authorized announcement number: CN104290512B], this three-dimensional engraving machine also includes two A column and a connecting beam arranged at the lower end of the column, and the connecting beam is fixedly connected with the base under the middle part of the base, and a straight tool holder for fixing knives is provided above the engraving platform, and on the side of each column there are respectively The guide rails set up vertically are equipped with a plate-shaped support plate that moves up and down along the guide rail on the corresponding guide rail. The two ends of the tool holder are respectively connected to the corresponding support plates. A moving lifting motor, and a swing motor capable of driving the tool holder to rotate and swing is arranged on the supporting plate.

The three-dimensional engraving machine with this structure can realize five-dimensional movement. But for the three-dimensional engraving machine of this kind of structure, the workpiece is fixed on the engraving platform through the clamping mechanism, and the left and right and front and rear translations of the engraving platform in the horizontal direction are realized through the screw guide rail structure of the longitudinal motor and the screw guide rail structure of the transverse motor. The entire engraving platform is bulky and heavy, and the engraving platform is located in the middle and lower part of the entire engraving machine. There is a problem of collision with other parts. As a result, when the screw guide rail of the horizontal motor drives the entire engraving platform to move left and right, there is no movement. In place of the problem, resulting in reduced engraving accuracy.

Contents of the invention

The purpose of this utility model is to propose a translation structure of an engraving machine aiming at the above-mentioned problems existing in the prior art, and the technical problem to be solved is how to improve the engraving precision of the engraving machine.

The purpose of this utility model can be achieved through the following technical solutions: a translational structure of an engraving machine, the engraving machine includes a frame and a tool rack, and the top of the frame is provided with a pair of first pallets that can slide up and down in the vertical direction , characterized in that the translation structure includes a driving member, a guide rail fixedly connected to the first pallet and arranged along the horizontal direction, and a second pallet slidably connected to the corresponding guide rail, and the two ends of the tool holder are respectively It is fixedly connected with the corresponding second pallet, the driving part is arranged at one of the first pallets, the output shaft of the driving part is connected with one of the second pallets, and the driving part can drive the second The pallet moves along the rails.

The translation structure of the engraving machine controls the left and right translation of the tool frame, that is, the translation structure is used to translate the tool. The tool frame is small in size and light in weight, and it is located on the upper part of the engraving machine. , The position accuracy is high, thereby improving the engraving accuracy of the engraving machine. And the quantity of the second supporting plate is two, with respect to the structure that the second supporting plate is connected into one body, setting two second supporting plates has the advantages of small size and light weight, and the second supporting plate is not easy Contact with the rest of the parts, so that the movement of the tool holder is stable, thereby improving the engraving accuracy of the engraving machine.

In the translational structure of the engraving machine mentioned above, a connecting block is fixedly connected to the edge of the outer end of one of the first pallets, the driving part is fixedly connected to the connecting block, and the driving part is suspended. The suspended setting of the driving part can make the volume of the first supporting plate correspondingly smaller, reducing the possibility of the first supporting plate contacting other parts during the moving process, thereby improving the movement stability of the tool and improving the engraving accuracy of the engraving machine.

In the translation structure of the above-mentioned engraving machine, a slider is provided between the second pallet and the guide rail, one side of the slider is fixedly connected with the second pallet, and the other side of the slider It is clamped with the guide rail, and the slider can move along the guide rail. The setting of the slider makes the second pallet move smoothly and stably, which improves the movement stability of the tool, thereby improving the engraving accuracy of the engraving machine; and the setting of the slider makes there be a certain gap between the first pallet and the second pallet. installation space.

In the translation structure of the above-mentioned engraving machine, both sides of the guide rail have embedding grooves, and the embedding grooves are arranged along the length direction of the guide rail, and the other side of the slider has a clamping groove, and the clamping groove The opening end of the groove has a locking part protruding inward, the locking part is embedded in the insertion groove, and the outer side wall of the locking part abuts against the inner side wall of the insertion groove so that the slider and the guide rail are locked together. The cooperation between the slider and the guide rail is good, and the outer wall of the clamping part is attached to the inner wall of the embedded groove to make the slider move stably, improve the movement stability of the tool, and thus improve the engraving accuracy of the engraving machine.

In the translation structure of the engraving machine described above, the output shaft of the driving member is fixedly connected with a screw rod, and the screw rod is covered with a screw rod seat, and the screw rod seat is fixedly connected with the second supporting plate, There is a gap between the screw seat and the first supporting plate. The screw rod and the screw rod seat are located in the installation space of the first pallet and the second pallet. The rotation of the screw rod can drive the second pallet to move along the guide rail through the screw rod seat. There is a gap, so that the frictional force in the process of moving the screw seat is small, and the second supporting plate will not be stuck in the process of moving, which improves the movement stability of the tool, thereby improving the engraving accuracy of the engraving machine.

In the translational structure of the engraving machine described above, the frame includes a crossbeam, the two ends of the crossbeam are fixedly connected with upright columns, and the first supporting board and the second supporting board are both arranged at the junction of the crossbeam and the upright . Both the first pallet and the translation structure are arranged on the top of the frame, and the installation positions are coincident, which reduces the installation space of the engraving machine.

In the translation structure of an engraving machine mentioned above, the driving member is a driving motor or a rotary cylinder.

Compared with the prior art, the engraving machine translation structure provided by the utility model has the following advantages:

1. The translation structure of the engraving machine is used to control the left and right translation of the tool holder, that is, the translation structure is used to translate the tool. The tool holder is small in size and light in weight, and is located on the upper part of the engraving machine. It is not easy to contact with other parts, so the tool The stability of translation is good, and the position accuracy is high, so as to improve the engraving accuracy of the engraving machine.

2. The number of the second pallets of this engraving machine is two. Compared with the structure of connecting the second pallets into one body, setting two second pallets has the advantages of small size and light weight, and makes the The second supporting plate is not easy to contact with other parts, so that the movement of the tool holder is stable and the position accuracy is high, thereby improving the engraving accuracy of the engraving machine.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the engraving machine.

Fig. 2 is a schematic diagram 1 of the overall structure of the translation structure of the engraving machine.

Fig. 3 is a schematic diagram 2 of the overall structure of the translation structure of the engraving machine.

Fig. 4 is a structural schematic diagram of the sliding block and guide rail of the translation structure of the engraving machine.

In the figure, 1, frame; 101, crossbeam; 102, column; 2, tool rack; 3, first pallet; 4, driving member; 5, guide rail; 6, second pallet; 7, connection block; 8 , slider; 9, embedding groove; 10, clamping groove; 11, clamping part; 12, screw rod; 13, screw rod seat.

Detailed ways

The following are specific embodiments of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model is not limited to these embodiments.

As shown in Figure 1, the engraving machine includes a frame 1, a tool rack 2 and a translation structure. It includes a driving member 4, a guide rail 5, a second pallet 6, a connecting block 7 and a sliding block 8. In this embodiment, the driving part 4 is a driving motor. In actual production, the driving part 4 may be a rotary cylinder.

A pair of first pallets 3 that can slide up and down in the vertical direction are provided on the top of the frame 1 , and the first pallets 3 are arranged at the junction of the beam 101 and the column 102 . The connecting block 7 is fixedly connected to the edge of the outer end of the first supporting plate 3 at the left end of the beam 101, the driving part 4 is fixedly connected to the connecting block 7, and the driving part 4 is suspended. The output shaft of the driver 4 is fixedly connected with a screw mandrel 12, the screw mandrel 12 is covered with a screw mandrel seat 13, the screw mandrel seat 13 is fixedly connected with the second supporting plate 6, and the connection between the screw mandrel seat 13 and the first supporting plate 3 There are gaps in between.

The guide rail 5 is fixedly connected to the first supporting plate 3 and arranged in the horizontal direction, the second supporting plate 6 is arranged at the junction of the beam 101 and the column 102, and the two ends of the tool holder 2 are respectively fixed to the corresponding second supporting plate 6 As shown in Fig. 2, Fig. 3 and Fig. 4, a slider 8 is provided between the second pallet 6 and the guide rail 5, and both sides of the guide rail 5 have embedding grooves 9, and the embedding grooves 9 are along the length direction of the guide rail 5 Setting, one side of the slider 8 is fixedly connected with the second supporting plate 6, the other side of the slider 8 has a locking groove 10, and the opening end of the locking groove 10 has a locking part 11 protruding inwardly, The clamping part 11 is embedded in the insertion groove 9 and the outer wall of the clamping part 11 abuts against the inner wall of the insertion groove 9 to engage the slider 8 and the guide rail 5 , and the slider 8 can move along the guide rail 5 .

When working, the driving part 4 works, and the driving part 4 rotates the screw rod 12 through the output shaft, so that the screw rod seat 13 moves along the screw rod 12, and the screw rod seat 13 drives one of the second pallets 6 to move along the guide rail 5 , so that the tool holder 2 moves, and the movement of the tool holder 2 makes the other second pallet 6 move along the guide rail 5, thereby realizing the translation of the tool to the right; Rotate to the left, so that the tool translates to the left.

The specific embodiments described herein are only examples to illustrate the spirit of the present invention. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the utility model or go beyond the appended claims defined range.

Although this article uses more frame 1, beam 101, column 102, tool holder 2, first pallet 3, drive member 4, guide rail 5, second pallet 6, connecting block 7, slider 8, embedded groove 9. Terms such as clamping slot 10, clamping portion 11, screw rod 12, screw rod seat 13, etc., but the possibility of using other terms is not excluded. These terms are only used to describe and explain the essence of the utility model more conveniently; interpreting them as any kind of additional limitation is contrary to the spirit of the utility model.

Claims (7)

1. An engraving machine translation structure, the engraving machine comprises a frame (1) and a tool holder (2), and the top of the frame (1) is provided with a pair of first pallets (3) that can slide up and down in the vertical direction ), characterized in that the translation structure includes a driving member (4), a guide rail (5) fixedly connected to the first pallet (3) and arranged in the horizontal direction, and a guide rail (5) slidably connected to the corresponding guide rail (5) The second pallet (6), the two ends of the tool holder (2) are respectively fixedly connected with the corresponding second pallet (6), and the driving member (4) is arranged on one of the first pallets (3) ), the output shaft of the driving member (4) is connected to one of the second pallets (6), and the driving member (4) can drive the second pallet (6) to move along the guide rail (5). 2. A kind of engraving machine translation structure according to claim 1, characterized in that, a connecting block (7) is fixedly connected to the edge of the outer end of one of the first pallets (3), and the driving member (4 ) is fixedly connected with the connecting block (7), and the driving member (4) is suspended. 3. A kind of engraving machine translation structure according to claim 1, characterized in that, a slider (8) is provided between the second pallet (6) and the guide rail (5), and the slider (8) ) is fixedly connected to the second pallet (6), the other side of the slider (8) is engaged with the guide rail (5), and the slider (8) can move along the guide rail (5) )move. 4. A kind of engraving machine translation structure according to claim 3, it is characterized in that, both sides of described guide rail (5) all have embedding groove (9), and described embedding groove (9) is along the guide rail (5) The other side of the slider (8) has a locking groove (10), and the opening end of the locking groove (10) has a locking part (11) protruding inward. The clamping part (11) is embedded in the insertion groove (9), and the outer wall of the clamping part (11) is attached to the inner wall of the insertion groove (9), so that the slider (8) and the guide rail (5) are engaged . 5. A kind of engraving machine translation structure according to claim 1 or 2 or 3 or 4, characterized in that, the output shaft of the driving member (4) is fixedly connected with a screw rod (12), and the screw rod (12) is covered with a screw base (13), and the screw base (13) is fixedly connected with the second supporting plate (6), and the connection between the screw base (13) and the first supporting plate (3) There are gaps in between. 6. A translation structure for engraving machine according to claim 1 or 2 or 3 or 4, characterized in that, the frame (1) comprises a crossbeam (101), and the two ends of the crossbeam (101) are fixed respectively A column (102) is connected, and the first supporting plate (3) and the second supporting plate (6) are both arranged at the junction of the beam (101) and the column (102). 7. An engraving machine translation structure according to claim 1 or 2 or 3 or 4, characterized in that the driving member (4) is a driving motor or a rotary cylinder.