CN218775916U

CN218775916U - Driving device for laser engraving machine

Info

Publication number: CN218775916U
Application number: CN202222435384.2U
Authority: CN
Inventors: 周敦才; 李雁; 焦士清
Original assignee: Shandong Fengchen Cnc Technology Co ltd
Current assignee: Shandong Fengchen Cnc Technology Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-03-31
Anticipated expiration: 2032-09-14

Abstract

The application relates to the technical field of laser engraving machine and discloses a drive arrangement for laser engraving machine, it is including rotating the transmission shaft of connection on the crossbeam, two synchronizing wheels that set up respectively at the transmission shaft both ends, two bar hold-in range that are connected with two synchronizing wheel meshing transmission respectively and set up and be used for driving transmission shaft pivoted driving motor on the crossbeam, the both ends of every bar hold-in range respectively with the both ends fixed connection who corresponds Y axle guide rail. This application is through setting up transmission shaft, synchronizing wheel, bar hold-in range and driving motor, and the meshing drive cooperation that is located the synchronizing wheel at crossbeam both ends and bar hold-in range realizes the drive to the crossbeam, has reduced the crossbeam and has appeared the condition emergence of skew in the motion process to reduce the crossbeam and the condition emergence that the jamming appears in Y axle slide rail, and then reduced the crossbeam and taken place in the unsmooth condition of Y epaxial motion.

Description

Driving device for laser engraving machine

Technical Field

The application relates to the technical field of laser engraving machines, in particular to a driving device for a laser engraving machine.

Background

The laser engraving machine is an advanced device for engraving materials to be engraved by laser, and is a device for engraving materials by using the heat energy of the laser, so that the laser engraving machine is wider in application range, higher in engraving precision and faster in engraving speed.

In the related art, for example, chinese utility model patent publication No. CN206029023U discloses a laser engraving machine, which includes a support provided with a table, a Y-direction actuator provided on the support, the Y-direction actuator including a Y-axis guide rail provided on both sides of the support, a beam provided on the Y-axis guide rail, and a Y-axis drive motor for driving the beam to reciprocate along the Y-axis guide rail; the X-direction executing mechanism is arranged on the cross beam and comprises an X-axis guide rail and an X-axis driving motor which are arranged on the cross beam; the laser emission mechanism is arranged on the beam and comprises an engraving element which is arranged on the beam and driven by an X-axis driving motor to reciprocate along an X-axis guide rail; a Z-direction actuator provided as a connecting structure of the engraving member and the cross beam; and the controller is arranged on the bracket and used for controlling the working process of the laser engraving machine, and the controller comprises a central processing circuit, a power supply driving board connected with the central processing circuit, a signal processing board connected with the central processing circuit and a power supply. When the cross beam needs to move along the Y axis, the Y-axis driving motor is started, and the Y-axis driving motor drives the cross beam to move along the Y axis.

To the above-mentioned correlation technique, the inventor thinks because Y axle driving motor sets up the one end at the crossbeam, so Y axle driving motor is when driving the crossbeam, and the one end atress of crossbeam drives the other end motion of crossbeam, makes the both ends atress of crossbeam unbalanced then to make the crossbeam incline easily, the crossbeam after the incline is easy and the Y axle guide rail between the jamming, and then there is the crossbeam at the epaxial motion of Y defect that is not smooth and easy.

SUMMERY OF THE UTILITY MODEL

In order to alleviate the problem that the crossbeam moved in the Y axle smoothly, this application provides a drive arrangement for laser engraving machine.

The application provides a drive arrangement for laser engraving machine adopts following technical scheme:

the utility model provides a drive arrangement for laser engraving machine, sets up respectively including rotating transmission shaft, two of connection on the crossbeam synchronizing wheel, two at transmission shaft both ends respectively with two the bar hold-in range that the synchronizing wheel meshing transmission is connected is used for the drive with setting up on the crossbeam transmission shaft pivoted driving motor, every the both ends of bar hold-in range respectively with the both ends fixed connection who corresponds the Y axle guide rail.

Through adopting above-mentioned technical scheme, when driving the crossbeam that has installed this drive arrangement laser engraving machine, start driving motor, driving motor drive transmission shaft rotates, then make the transmission shaft drive the synchronizing wheel and rotate, the synchronizing wheel takes place relative rotation with the bar hold-in range, the synchronizing wheel moves along the length direction of bar hold-in range simultaneously, the synchronizing wheel drives the transmission shaft motion, the transmission shaft is driving the crossbeam motion, realize the drive to the crossbeam promptly, the meshing transmission cooperation realization of the synchronizing wheel that is located the crossbeam both ends and bar hold-in range in this process is to the drive of crossbeam, the condition that the crossbeam appears the skew in the motion process takes place promptly, thereby it takes place with the condition that the Y axle slide rail appears the jamming to reduce the crossbeam, and then reduced the crossbeam and taken place in the unsmooth condition of Y epaxial motion.

Optionally, the both ends of crossbeam all are provided with two and are located respectively the tight pole that supports of synchronizing wheel both sides, every support the tight pole all with the bar synchronization belt contacts.

Through adopting above-mentioned technical scheme, after installing drive arrangement, the synchronizing wheel is walked around from the top of synchronizing wheel to the bar hold-in range, and the bar hold-in range is walked around from the bottom of supporting tight pole and is supported tight pole, makes then to support tight pole and carry out spacingly to the hold-in range, reduces the condition emergence of bar hold-in range and synchronizing wheel separation promptly, and then increases the stability of being connected of bar hold-in range and synchronizing wheel.

Optionally, every the one end of bar hold-in range all is provided with install be used for right on Y axle guide rail the one end of bar hold-in range carries out fixed subassembly, every the other end of bar hold-in range all is provided with install be used for right on Y axle guide rail the other end of bar hold-in range fixes and the adjusting part who adjusts.

Through adopting above-mentioned technical scheme, after installing drive arrangement on the laser engraving machine, fixed subassembly is fixed the one end of bar hold-in range, and adjusting part fixes the other end of bar hold-in range, and operation adjusting part, adjusting part adjust the bar hold-in range, thereby make the bar hold-in range be in the tensioning state, reduce the condition emergence that synchronizing wheel and bar hold-in range took place to skid promptly, and then increase driving efficiency when driving motor drives the crossbeam.

Optionally, fixed subassembly includes fixed block and the setting of fixed connection on the Y axle slide rail and is in the fixed plate at fixed block top, the one end of bar hold-in range is located the fixed block with between the fixed plate, the fixed plate pass through fixing bolt with fixed block fixed connection and the fixed plate is right the bar hold-in range compresses tightly.

Through adopting above-mentioned technical scheme, when installing the strip hold-in range, earlier with fixed block fixed connection to Y axle slide rail on, then place the top of fixed block with the one end of strip hold-in range again, then place the top of strip hold-in range and make the fixed plate be located the top of fixed block with the fixed plate again, reuse fixing bolt with fixed plate fixed connection to fixed block on to make the fixed plate extrude the strip hold-in range, realize the fixed to the strip hold-in range promptly.

Optionally, the adjusting part includes base block, the sliding connection of fixed connection on Y axle slide rail and is in regulating plate, setting on the base block are in the pressure strip at regulating plate top is in with the setting be used for on the base block right the regulating plate carries out the regulating part of adjusting, the other end of bar hold-in range is located the regulating plate with between the pressure strip, the pressure strip through compression bolt with regulating plate fixed connection and the pressure strip is right the bar hold-in range compresses tightly.

Through adopting the above-mentioned technical scheme, when the other end to the bar hold-in range is fixed, earlier with the other end of base block fixed connection Y axle slide rail, then place the other end of bar hold-in range on the regulating plate, place the top of regulating plate with the pressure strip again, make the pressure strip be located the top of base block simultaneously, then make clamp bolt fix the pressure strip on the regulating plate, thereby make the pressure strip compress tightly the other end of bar hold-in range, realize the fixing to the bar hold-in range other end promptly, then operate the regulating part again, the regulating part adjusts the regulating plate, the relative slip takes place for regulating plate and base block, finally make the bar hold-in range be in the tensioning dress attitude, realized fixing and the regulation to the bar hold-in range promptly.

Optionally, the base block deviates from the one end orientation of fixed block extends the setting from the direction of Y axle slide rail, the regulating part is adjusting bolt, adjusting bolt's one end is passed the extension of base block set up the part and with regulating plate threaded connection.

Through adopting above-mentioned technical scheme, adjust the adjusting plate, when making the bar hold-in range be in the tensioning state, rotate adjusting bolt, adjusting bolt takes place the screw thread with the regulating plate and rotates, then make the regulating plate orientation deviate from the direction motion of fixed block, the one end that the fixed block was kept away from to the bar hold-in range this moment is gradually towards the direction motion that deviates from the fixed block, finally make the bar hold-in range be in the tensioning state, and then reach the effect that the staff of being convenient for adjusted the bar hold-in range.

Optionally, a strip-shaped groove is formed in the adjusting plate, and a guide bolt in threaded connection with the base block penetrates through the strip-shaped groove.

Through adopting above-mentioned technical scheme, when adjusting the regulating plate, the regulating plate drives the strip groove motion of self, and guide bolt takes place the relative slip with the strip groove, makes the sliding fit in guide bolt and strip groove to lead to the regulating plate on the one hand, and on the other hand makes the sliding fit in guide bolt and strip groove carry on spacingly to the regulating plate, and then increases the stability of regulating plate.

Optionally, the strip-shaped groove is provided with two strips, and each strip-shaped groove is internally provided with a plurality of guide bolts.

Through adopting above-mentioned technical scheme, set up the bar groove into two to all be provided with a plurality of guiding bolt in every bar groove, on the one hand further increase guiding bolt to the spacing effect of adjusting plate, on the other hand bar hold-in range is in the tensioning state after, can twist and move guiding bolt and make guiding bolt's bolt head and regulating plate support tightly, and then further increase the stability of regulating plate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving of the beam is realized by the arrangement of the transmission shaft, the synchronizing wheels, the strip-shaped synchronous belts and the driving motor, and the meshing transmission matching of the synchronizing wheels at the two ends of the beam and the strip-shaped synchronous belts, so that the occurrence of the situation that the beam is inclined in the moving process is reduced, the occurrence of the situation that the beam and a Y-axis slide rail are clamped and blocked is reduced, and the occurrence of the situation that the beam does not move smoothly on the Y axis is reduced;

2. by arranging the abutting rod, after the driving device is installed, the strip-shaped synchronous belt bypasses the synchronous wheel from the top of the synchronous wheel, and bypasses the abutting rod from the bottom of the abutting rod, so that the abutting rod limits the synchronous belt, the situation that the strip-shaped synchronous belt is separated from the synchronous wheel is reduced, and the connection stability of the strip-shaped synchronous belt and the synchronous wheel is further improved;

3. through setting up fixed subassembly and adjusting part, after installing drive arrangement on the laser engraving machine, fixed subassembly is fixed the one end of bar hold-in range, adjusting part fixes the other end of bar hold-in range, and operate adjusting part, adjusting part adjusts the bar hold-in range, thereby make the bar hold-in range be in the tensioning state, it takes place with the condition that the bar hold-in range takes place to skid to reduce the synchronizing wheel promptly, and then increase the drive efficiency when driving motor drives the crossbeam.

Drawings

Fig. 1 is a schematic view of the overall structure of a driving device according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a middle transmission shaft of a driving device according to an embodiment of the present application;

fig. 3 is a partial structural schematic view of a driving device according to an embodiment of the present application, mainly illustrating an adjustment assembly.

Description of reference numerals: 100. a drive shaft; 200. a drive motor; 210. an annular synchronous belt; 300. a synchronizing wheel; 400. a strip-shaped synchronous belt; 500. a cross beam; 510. a tightening rod; 600. a fixing assembly; 610. a fixed block; 611. fixing the bolt; 620. a fixing plate; 700. an adjustment assembly; 710. a base block; 711. an extension block; 720. an adjusting plate; 721. a strip-shaped groove; 722. a guide bolt; 730. a compression plate; 731. a compression bolt; 740. and adjusting the bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses drive arrangement for laser engraving machine.

Referring to fig. 1 and 2, a driving device for a laser engraving machine includes a transmission shaft 100, a driving motor 200, two synchronizing wheels 300 and two strip-shaped synchronous belts 400, wherein the strip-shaped synchronous belts 400 and the synchronizing wheels 300 are arranged in a one-to-one correspondence manner, each strip-shaped synchronous belt 400 is engaged with and is in transmission connection with the corresponding synchronizing wheel 300, and the two synchronizing wheels 300 are respectively and fixedly connected to two ends of the transmission shaft 100. The output shaft of the driving motor 200 is arranged in parallel with the transmission shaft 100 at an interval, and the output shaft of the driving motor 200 and the middle position of the transmission shaft 100 are also coaxially and fixedly connected with a synchronizing wheel 300, and the synchronizing wheel 300 on the driving motor 200 and the synchronizing wheel 300 at the middle position of the transmission shaft 100 are in transmission connection through an annular synchronous belt 210, namely, the driving of the driving motor 200 on the transmission shaft 100 is realized. The transmission shaft 100 is rotatably connected to a beam 500 of the laser engraving machine and is arranged parallel to the beam 500, and the driving motor 200 is fixedly connected to the beam 500. Two hold-in ranges are located the both ends of crossbeam 500 respectively, and the both ends of every strip hold-in range 400 all with the Y axle guide rail fixed connection on the laser engraving machine.

When crossbeam 500 to laser engraving machine drives, start driving motor 200, driving motor 200 passes through annular synchronous belt 210 drive transmission shaft 100 and rotates, transmission shaft 100 is driving the synchronizing wheel 300 at both ends and is rotating, synchronizing wheel 300 takes place relative rotation with bar synchronous belt 400, the synchronizing wheel 300 at transmission shaft 100 both ends moves along the length direction of bar synchronous belt 400, transmission shaft 100 is driving crossbeam 500 and is moving, realize the drive to crossbeam 500 promptly, the unbalanced condition that leads to crossbeam 500 skew of both ends atress that has reduced crossbeam 500 in this process takes place, the condition that reduces crossbeam 500 jamming promptly takes place, and then smooth and easy nature when having increased the motion of crossbeam 500.

Referring to fig. 1, two abutting rods 510 are respectively arranged at two ends of a transmission shaft 100, the two abutting rods 510 are respectively located at the bottom of the transmission shaft 100 and at two opposite sides of a synchronizing wheel 300 at two ends of the transmission shaft 100, one opposite side of the two abutting rods 510 located at the same end of the transmission shaft 100 is in contact with a strip-shaped synchronous belt 400, the strip-shaped synchronous belt 400 bypasses from the top of the synchronizing wheel 300, and the abutting rods 510 are fixedly connected with a beam 500. When the synchronizing wheel 300 that is located transmission shaft 100 both ends takes place relative motion with bar hold-in range 400, bar hold-in range 400 with support tight pole 510 and take place the relative slip, then make to support tight pole 510 and carry on spacingly to bar hold-in range 400, reduce the condition emergence of bar hold-in range 400 and the synchronizing wheel 300 separation that is located transmission shaft 100 tip promptly, and then increase bar hold-in range 400 and the stability of being connected of the synchronizing wheel 300 that is located transmission shaft 100 tip.

Referring to fig. 1, one end of each strip-shaped synchronous belt 400 is provided with a fixing assembly 600, the fixing assembly 600 includes a fixing block 610 and a fixing plate 620, the fixing block 610 is fixedly connected to one end of a Y-axis slide rail of the laser engraving machine, one end of each strip-shaped synchronous belt 400 is located at the top of the fixing block 610, the fixing plate 620 is located at the top of the strip-shaped synchronous belt 400 and located at the top of the fixing block 610, a plurality of fixing bolts 611 are arranged on the fixing plate 620, the plurality of fixing bolts 611 are sequentially arranged along the circumferential direction of the fixing plate 620 at intervals, one end, away from the bolt head, of each fixing bolt 611 penetrates through the fixing plate 620 and the fixing block 610 through threads, and then the bolt head of each fixing bolt 611 compresses the fixing plate 620, the fixing plate 620 compresses one end of the strip-shaped synchronous belt 400, namely, the fixing of one end of the strip-shaped synchronous belt 400 is realized.

Referring to fig. 1 and 3, the other end of each strip-shaped synchronous belt 400 is provided with an adjusting assembly 700, the adjusting assembly 700 comprises a base block 710, an adjusting plate 720, a pressing plate 730 and an adjusting piece, wherein the base block 710 is fixedly connected to the other end of the Y-axis slide rail of the laser engraving machine, the adjusting plate 720 is connected to the base block 710 along the direction sliding close to or far away from the fixing block 610, the other end of the strip-shaped synchronous belt 400 is placed on the adjusting plate 720, and the pressing plate 730 is located at the top of the other end of the strip-shaped synchronous belt 400 and is also located at the top of the adjusting plate 720. Be provided with a plurality of compression bolt 731 on the pressure strip 730, a plurality of compression bolt 731 sets up along the circumference interval of pressure strip 730, the one end that every compression bolt 731 kept away from the bolt head all passes pressure strip 730 and screw thread penetrates in regulating plate 720, then make compression bolt 731's bolt head exert pressure to pressure strip 730, pressure strip 730 compresses tightly the other end of bar hold-in range 400 on regulating plate 720, realize the fixed of the bar hold-in range 400 other end promptly.

One end of the base block 710, which is far away from the fixed block 610, extends towards the direction away from the Y-axis slide rail and forms an extension block 711, the adjusting member is an adjusting bolt 740, one end of the adjusting bolt 740, which is far away from the bolt head, penetrates through the extension block 711 and is threaded into the adjusting plate 720, and the adjusting bolt 740 is arranged parallel to the sliding direction of the adjusting plate 720. After the one end of keeping away from fixed block 610 with bar hold-in range 400 is fixed, twist and move adjusting bolt 740, adjusting bolt 740 takes place the bolt rotation with the regulation pole, make the direction that the regulating plate 720 orientation is close to extension block 711 slide then, thereby make bar hold-in range 400 tensioning gradually, finally make bar hold-in range 400 be in the tensioning state, realize the regulation to the bar hold-in range 400 other end promptly, the condition that the reduction lies in synchronizing wheel 300 of transmission shaft 100 tip and bar hold-in range 400 and appears skidding takes place, and then guarantee driving motor 200's transmission efficiency as far as.

Continuing to refer to fig. 1 and 3, two strip-shaped grooves 721 arranged at intervals are formed in the adjusting plate 720, each strip-shaped groove 721 is waist-shaped, the forming direction of each strip-shaped groove 721 is parallel to the sliding direction of the adjusting plate 720, a guide bolt 722 penetrates through each strip-shaped groove 721, the bolt head of each guide bolt 722 is located at the top of the adjusting plate 720, and one end of each guide bolt 722, which is far away from the bolt head, penetrates into the base block 710. When the adjusting plate 720 and the base block 710 slide relatively, the guide bolt 722 and the strip-shaped groove 721 slide relatively, so that the guide bolt 722 and the strip-shaped groove 721 are in sliding fit to limit the adjusting plate 720, and the occurrence of the deflection of the adjusting plate 720 is reduced. After the adjusting bolt 740 is screwed to tension the strip-shaped synchronous belt 400, the guide bolt 722 is screwed to enable the bolt head of the guide bolt 722 to be tightly abutted against the end face of the adjusting plate 720, which is far away from the base block 710, so that the stability of the adjusting plate 720 is improved.

The implementation principle of the driving device for the laser engraving machine is as follows: when crossbeam 500 to the laser engraving machine that has installed this drive arrangement drives, start driving motor 200, driving motor 200 is driving transmission shaft 100 and is rotating, transmission shaft 100 is driving the strip hold-in range 400 of tip and is rotating, the synchronizing wheel 300 of transmission shaft 100 tip takes place relative rotation with strip hold-in range 400, then make transmission shaft 100 along the length direction motion of strip hold-in range 400, transmission shaft 100 is driving crossbeam 500 motion, realize the drive to crossbeam 500 promptly, the both ends of this in-process crossbeam 500 all receive the same power, the unbalanced condition that leads to crossbeam 500 skew of both ends atress that has reduced crossbeam 500 promptly takes place, thereby the condition that has reduced crossbeam 500 jamming takes place, and then the smooth and easy nature when crossbeam 500 moves has been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a drive arrangement for laser engraving machine which characterized in that: connect transmission shaft (100), two on crossbeam (500) including rotating and set up respectively synchronizing wheel (300), two at transmission shaft (100) both ends respectively with two bar hold-in range (400) that synchronizing wheel (300) meshing transmission is connected and set up and be used for the drive on crossbeam (500) transmission shaft (100) pivoted driving motor (200), every the both ends of bar hold-in range (400) respectively with the both ends fixed connection who corresponds the Y axle guide rail.

2. The driving apparatus for a laser engraving machine according to claim 1, wherein: the both ends of crossbeam (500) all are provided with two and are located respectively tight pole (510) of supporting of synchronizing wheel (300) both sides, every support tight pole (510) all with bar hold-in range (400) contact.

3. The driving device for a laser engraving machine according to claim 1, wherein: every the one end of bar hold-in range (400) all is provided with install right on Y axle guide rail the one end of bar hold-in range (400) carries out fixed subassembly (600), every the other end of bar hold-in range (400) all be provided with install be used for right on Y axle guide rail the other end of bar hold-in range (400) is fixed and is adjusted adjusting part (700).

4. The driving device for a laser engraving machine according to claim 3, wherein: fixed subassembly (600) are in including fixed block (610) of fixed connection on the Y axle slide rail and setting fixed plate (620) at fixed block (610) top, the one end of bar hold-in range (400) is located fixed block (610) with between fixed plate (620), fixed plate (620) through fixing bolt (611) with fixed block (610) fixed connection and fixed plate (620) are right bar hold-in range (400) compress tightly.

5. The driving device for a laser engraving machine according to claim 4, wherein: adjusting part (700) include fixed connection base block (710), the sliding connection on the Y axle slide rail adjusting plate (720), setting on base block (710) are in pressure strip (730) at adjusting plate (720) top and setting are in be used for right on base block (710) adjusting plate (720) carry out the regulating part adjusted, the other end of bar hold-in range (400) is located adjusting plate (720) with between pressure strip (730), pressure strip (730) through compression bolt (731) with adjusting plate (720) fixed connection and pressure strip (730) are right bar hold-in range (400) compress tightly.

6. The driving device for a laser engraving machine according to claim 5, wherein: one end of the base block (710) departing from the fixing block (610) extends towards the direction departing from the Y-axis slide rail, the adjusting piece is an adjusting bolt (740), and one end of the adjusting bolt (740) penetrates through the extending setting part of the base block (710) and is in threaded connection with the adjusting plate (720).

7. The driving device for a laser engraving machine according to claim 5, wherein: a strip-shaped groove (721) is formed in the adjusting plate (720), and a guide bolt (722) in threaded connection with the base block (710) penetrates through the strip-shaped groove (721).

8. The driving apparatus for a laser engraving machine according to claim 7, wherein: the strip-shaped groove (721) is provided with two strips, and each strip-shaped groove (721) is internally provided with a plurality of guide bolts (722).