CN217143469U - Gantry type workpiece polishing equipment - Google Patents

Abstract

The utility model discloses a gantry type workpiece polishing device, which comprises a supporting platform, a working platform, a clamping device, a gantry frame and a polishing device, wherein the clamping device is arranged on the working platform and reciprocates along the Y axis; the clamping device is provided with at least one clamping mechanism; the portal frame is arranged on the supporting platform; the grinding device is arranged on the portal frame, is positioned above the clamping device and is configured to reciprocate along the portal frame in the X-axis direction and can reciprocate in the Z-axis direction to grind the workpiece at the clamping device. The technology only moves in one direction on the working platform, namely only the third driving mechanism is arranged, so that the thickness in the height direction can be reduced, and the condition that waste leaks from the joint between the two traditional interactive driving mechanisms can be avoided; the combination of the portal frame and the polishing device can realize the movement of the polishing device on an X axis and a Z axis, and the position adjustment is convenient.

Description

Gantry type workpiece polishing equipment

Technical Field

The utility model belongs to the technical field of the equipment of polishing technique and specifically relates to a planer-type work piece equipment of polishing for handling the part surface.

Background

The surface of the workpiece is usually polished by adopting a manual polishing operation mode, so that the polishing efficiency is low and the polishing quality is poor; meanwhile, flying dust generated by manual operation brings harm to the physical health of workers.

In order to solve the technical problems, some automatic polishing devices have been used for processing the surfaces of parts. The devices mostly adopt the movement in three directions of XYZ to control the position adjustment of the grinding wheel to achieve the grinding effect. By adopting the technology, compared with the traditional manual operation, the operation efficiency and the polishing quality are greatly improved, and meanwhile, the damage to the health of workers is avoided.

Although above-mentioned automatic equipment of polishing can realize automatic the polishing to the part, still have some problems, because this type of equipment of polishing only can remove in three-dimensional direction, only can polish to a surface of part, the part that needs to polish to a plurality of faces like this then need polish after having polished a face with the part conversion direction again, leads to so that polishing efficiency is not high.

In view of the above technical problems, the applicant and the national patent office on 12/7/2020 propose a new solution, specifically a workpiece polishing device, which can achieve a more excellent polishing effect by setting a clamping mechanism for clamping a workpiece to be rotatable to satisfy multi-angle and multi-direction control.

The technical problem of trade can be fine solved to the foretell technical scheme of the applicant of this application, has broken through the drawback of traditional equipment of polishing, especially is fit for the demand in market.

Although the workpiece grinding equipment has good technical functions and good market responses, some technical problems exist, for example, position adjustment of the workpiece clamping device in the X-axis direction and the Y-axis direction is realized through corresponding driving mechanisms, so that the driving mechanisms in the X, Y-axis direction on the working platform are overlapped, on one hand, the height of the workpiece clamping device from the working platform is increased, the sizes in the X-axis direction and the Y-axis direction are increased, and the whole machine is large in size. Meanwhile, the arrangement of two vertical driving mechanisms is easy to generate accumulation of waste materials at the joint and enter the driving mechanism from the joint to influence the operation of the driving mechanism. Furthermore, since the polishing device cannot move in the X-axis and Y-axis directions, the distance between the polishing structure of the polishing apparatus and the corresponding rear box is constant, which limits the application range of the polishing apparatus, for example, a workpiece with a larger size cannot be polished.

Therefore, the above technical problem needs to be solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a planer-type work piece equipment of polishing, aim at solve the adjustment of current work piece equipment of polishing inconvenient and lead to the discarded object easily to leak the scheduling problem.

In order to solve the technical problem, the utility model provides a basic technical scheme does:

a gantry-type workpiece polishing apparatus comprising:

a support platform having a working surface;

the working platform is fixedly connected with the output end of a third driving mechanism arranged on the working surface, and the third driving mechanism is used for driving the working platform to reciprocate along the Y axis;

a clamping device arranged on the working platform, wherein the clamping device is provided with at least one clamping mechanism which can rotate around an axis vertical to the YZ plane and an axis vertical to the XY plane;

the portal frame is arranged on the supporting platform;

and the grinding device is arranged on the portal frame and above the clamping device, and is configured to reciprocate along the portal frame in the X-axis direction and can reciprocate in the Z-axis direction to grind the workpiece at the clamping device.

Furthermore, the portal frame is arranged on one side of the supporting platform; the working platform, the clamping device and the polishing device are uniformly distributed in the front space of the portal frame; wherein, grinding device locates the front side department of portal frame.

Furthermore, the portal frame is arranged in the middle area of the supporting platform and spans the moving area of the working platform.

Furthermore, the clamping device also comprises a first driving mechanism and a second driving mechanism, the first driving mechanism is arranged on the working platform, an intermediate plate is fixed at the output end of the first driving mechanism, and the first driving mechanism drives the intermediate plate to rotate around an axis vertical to the XY plane; the middle plate is provided with the second driving mechanism, and the output end of the second driving mechanism is fixedly connected with the substrate and is used for driving the substrate to rotate around an axis vertical to the YZ plane; wherein, two groups of clamping mechanisms which are arranged in parallel side by side are arranged on the substrate.

Furthermore, each clamping device also comprises a pressure sensor for sensing pressure, and the pressure sensor is arranged on the substrate and used for sensing the stress of the clamping mechanism;

the pressure sensor is electrically connected to a control device, and the control device is electrically connected with the polishing device and used for controlling the polishing device to be far away from the clamping device when the received signal of the pressure sensor exceeds a preset threshold value.

Furthermore, the polishing device also comprises an operation control box which is arranged on the polishing device and is positioned at the front side.

Further, the gantry is configured to be capable of reciprocating in the Y-axis direction.

Further, the periphery of the working face is provided with a containing groove for containing waste materials.

Further, the polishing device is provided with a vertical plate, and a polishing mechanism and a waxing mechanism which are arranged on the vertical plate, wherein the polishing mechanism is configured to reciprocate along the vertical plate along the Z-axis direction; the waxing mechanism is located above the polishing mechanism and configured to reciprocate along the vertical plate in the Z-axis direction and achieve waxing treatment on the polishing mechanism when the waxing mechanism moves to be in contact with the polishing mechanism.

Furthermore, the portal frame is provided with a fourth driving mechanism arranged along the X-axis direction, and the output end of the fourth driving mechanism is connected with the vertical plate and used for driving the vertical plate to reciprocate along the X-axis direction.

The utility model has the advantages that:

the technical scheme of the utility model provides a planer-type work piece equipment of polishing, including supporting platform, work platform, clamping device, portal frame and grinding device, on work platform and the working face of locating supporting platform, work platform along Y axle reciprocating motion; the clamping device is arranged on the working platform and is provided with at least one clamping mechanism which can rotate around an axis vertical to the YZ plane and an axis vertical to the XY plane; the portal frame is arranged on the supporting platform; the grinding device is arranged on the portal frame, is positioned above the clamping device and is configured to reciprocate along the portal frame in the X-axis direction and can reciprocate in the Z-axis direction to grind the workpiece at the clamping device. The technology only moves in one direction on the working platform, namely only the third driving mechanism is arranged, so that the thickness in the height direction can be reduced, and the problem of waste leakage at the joint between the two traditional interactive driving mechanisms can be prevented; the combination of the portal frame and the polishing device can realize the movement of the polishing device on an X axis and a Z axis, and the position adjustment is convenient.

Drawings

Fig. 1 is a schematic view of the gantry workpiece polishing apparatus of the present invention;

FIG. 2 is a schematic view of the structure at the work platform;

FIG. 3 is a schematic structural view of the clamping device;

FIG. 4 is a schematic structural view of the gantry mounted in the middle region of the support platform;

FIG. 5 is a schematic view of the polishing apparatus;

FIG. 6 is a schematic structural diagram of a fourth driving mechanism;

fig. 7 is a schematic structural view of the pressure sensor and the clamping mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 7, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the embodiment of the present invention, the directions are shown in fig. 1, specifically, the left and right in fig. 1 are X-axis, the up and down direction in fig. 1 is Z-axis, and the upper left and lower right directions in fig. 1 are Y-axis. If a particular gesture changes, the directional indication changes accordingly.

Referring to fig. 1, the gantry type workpiece polishing apparatus of the present embodiment includes a supporting platform 1, a working platform 2, a clamping device 3, a gantry 4, and a polishing device 5.

The support platform 1 has a work surface 11. The support platform 1 may be a base of the apparatus, which acts as a support for the entire gantry-type workpiece polishing apparatus, and serves to support the entire apparatus.

Referring to fig. 2, the working platform 2 is fixedly connected to an output end of a third driving mechanism 21 disposed on the working surface 11, and the third driving mechanism 21 is configured to drive the working platform 2 to reciprocate along the Y axis. I.e. the working platform 2 is arranged on the working surface 11. Specifically, a third driving mechanism 21 is provided on the working surface 11, and the third driving mechanism 21 is arranged along the Y-axis, and generates a power output along the Y-axis to drive the working platform 2 to reciprocate along the Y-axis. Specifically, in the present embodiment, the working surface 11 is in the middle area of the supporting platform 1, the working surface 11 is upwardly protruded in the middle area of the supporting platform 1, and three sides are downwardly recessed to form a receiving groove 12 for receiving the waste material. The third driving mechanism 21 is implemented by using the existing driving technology, as long as the reciprocating power along the Y-axis direction can be generated. For example, the third driving mechanism 21 may be implemented by a combination of a motor, a screw rod and a slider, the screw rod is driven to rotate by the rotation of the motor, the slider reciprocates along the Y axis, and the slider is fixedly connected to the working platform 2, so that the whole working platform 2 reciprocates in the Y axis direction. In order to ensure that the waste materials in the machining process do not fall into the third driving mechanism 21 to affect the normal operation, the two sides of the working platform 2 along the Y axis are provided with the organ type shields 22 which seal the third driving mechanism 21.

The clamping device 3 is arranged on the working platform 2 and moves along with the movement of the working platform 2. This gripping device 3 in particular has at least one gripping mechanism 31 configured to be able to rotate about an axis perpendicular to the YZ plane and an axis perpendicular to the XY plane. I.e. the clamping device 3 comprises at least one clamping means 31, each clamping means 31 being swingable about two different vertically oriented axes. Specifically, the rotation can be performed around an axis perpendicular to the YZ plane, or around an axis perpendicular to the XY plane.

Specifically, referring to fig. 3, the clamping device 3 further includes a first driving mechanism 32 and a second driving mechanism 33, the first driving mechanism 32 is disposed on the working platform 2, an intermediate plate 34 is fixed at an output end of the first driving mechanism 32, and the first driving mechanism 32 drives the intermediate plate 34 to rotate around an axis perpendicular to the XY plane; the second driving mechanism 33 is arranged on the middle plate 34, and the output end of the second driving mechanism 33 is fixedly connected with the base plate 35 for driving the base plate 35 to rotate around an axis vertical to the YZ plane; wherein, two groups of the clamping mechanisms 31 are arranged in parallel side by side on the base plate 35. That is, in the present embodiment, the swing of the gripping mechanism 31 in two directions is realized by the first drive mechanism 32 and the second drive mechanism 33, respectively. Specifically, the intermediate plate 34, the clamping mechanism 31 positioned on the intermediate plate 34 and the substrate 35 are driven by the first driving mechanism 32 to rotate together around an axis perpendicular to the XY plane; the base plate 35 and the clamping mechanism 31 on the base plate 35 are driven by the second driving mechanism 33 to rotate around an axis perpendicular to the YZ plane. Both the first driving mechanism 32 and the second driving mechanism 33 can be realized by using the prior art, such as a motor, and therefore, the detailed description is not provided in this embodiment, but the technical disclosure of this embodiment is not considered to be sufficient.

Preferably, in the present embodiment, two clamping mechanisms 31 are provided, and the two clamping mechanisms 31 are arranged in parallel at a side-by-side interval. Wherein, fixture 31 can adopt different clamping structure according to the work piece type of difference, and the details are not gone on here, can select corresponding clamping structure according to specific demand of polishing, and this fixture 31 can be the clamping structure of centre gripping wrist-watch watchband for example.

Preferably, in order to solve the problem that the grinding device 5 generates excessive pressure to damage the workpiece in the grinding process of the workpiece on the clamping mechanism 31, the pressure sensor is arranged at the clamping device 3 to feed back the pressure condition, and the work of the grinding device 5 is controlled accordingly. Specifically, as shown in fig. 7, each clamping device 3 further includes a pressure sensor (not shown) for sensing pressure, the pressure sensor is disposed on the substrate 35 for sensing the stress of the clamping mechanism 31; the pressure sensor is electrically connected to a control device, and the control device is electrically connected to the polishing device 5 and used for controlling the polishing device 5 to be away from the clamping device 3 when the received signal of the pressure sensor exceeds a preset threshold value. Namely, when the pressure sensor is subjected to excessive pressure, the control device controls the grinding device 5 to move upwards to be separated from the workpiece, so that the workpiece is protected. The control device is a controller of the whole gantry type workpiece polishing equipment, and the controller can be realized by any existing suitable control technology, such as a DSP (digital signal processor) controller, a singlechip, an industrial personal computer and the like. In detail, as an embodiment, the clamping mechanism 31 includes a work supporting block 311 for supporting a work (such as a watch strap), a fixing plate 313, and clamping members 312 disposed on both sides of the work supporting block 311 and on the fixing plate 313 for clamping the work. The pressure sensor is mounted on the fixing plate 313 and contacts the lower surface of the workpiece support block 311, so that when the workpiece support block 311 is pressed, the pressure sensor senses the pressure and transmits a corresponding signal to the control device, and the control device controls the movement of the polishing device 5 according to the signal. Through the technical scheme, the condition that the workpiece is not crushed in the polishing process is ensured.

Referring to fig. 1 and 2, the gantry 4 is disposed on the support platform 1. The portal frame 4 is used for the matching connection of the polishing device 5 and provides support for the polishing device 5. The gantry 4 can be arranged at different positions according to different requirements, and the gantry 4 is arranged at a fixed position or can be movably arranged. For example, referring to fig. 1, the gantry 4 is disposed on one side of the support platform 1; the working platform 2, the clamping device 3 and the polishing device 5 are uniformly distributed in the front space of the portal frame 4; wherein, grinding device 5 locates portal frame 4's front side department. I.e. the gantry 4 is located behind the entire support platform 1. By adopting the design, the grinding device can be suitable for use under the condition that the size of the grinding device 5 is large, and the situation that the height of the portal frame 4 is too high, the occupied space is too large and the rigidity is insufficient can be avoided. In addition, as shown in fig. 4, the gantry 4 is disposed in a middle region of the support platform 1, and the gantry 4 spans a moving region of the work platform 2. I.e. the gantry 4 is not arranged in an edge position. This design is suitable for the case where the overall size of the grinding device 5 is small.

It should be understood that, compared with the conventional vertical plate structure, the structural design of the gantry 4 is flexible and changeable in installation position, and can adapt to the application of various different scenes. And the structure is simple, and the installation is convenient.

As shown in fig. 1, the polishing device 5 is disposed on the gantry 4 and above the clamping device 3, and configured to reciprocate along the gantry 4 in the X-axis direction and reciprocate in the Z-axis direction to polish the workpiece at the clamping device 3. Namely, the grinding device 5 itself in the embodiment realizes two-way position adjustment by moving in the X-axis direction and the Z-axis direction to realize grinding treatment on the workpiece at the clamping device 3. Grinding device 5 is at X axle direction reciprocating motion promptly, and also can reciprocate in Z axle direction, compares in traditional equipment of polishing, has solved and has set up multiunit actuating mechanism and lead to whole equipment structure complicacy, take place the discarded object easily and leak to actuating mechanism's problem in work platform department.

In general, the technical scheme of this embodiment sets up the arrangement that makes things convenient for grinding device 5 through the structure of portal frame 4, has replaced traditional stand or riser structure for whole overall arrangement is more nimble. Meanwhile, compared with the prior art, the position adjusting structure of the clamping device 3 is reduced, the structure of the working platform 2 is simplified, on one hand, the height dimension can be reduced, and on the other hand, the position driving of the clamping device 3 is prevented from being influenced by the leakage of waste.

In some embodiments, the grinding device 5 is arranged below a beam of the gantry 4. Namely, the grinding device 5 reciprocates back and forth under the beam of the portal frame 4. By adopting the mode, the stress of the grinding device 5 on the portal frame 4 is ensured to be concentrated at the supporting legs; particularly, the gravity action of the grinding device 5 can be concentrated at the supporting legs of the portal frame 4, so that the portal frame 4 is prevented from shaking due to the generation of lateral component force.

In other embodiments, the gantry 4 is configured to be capable of reciprocating in the Y-axis direction. I.e. in this embodiment, the gantry 4 is movable, which can be moved to a position relative to the holding device 3 to facilitate machining, according to different machining requirements. Specifically, the gantry 4 realizes movement control through a combined structure of a motor, a screw rod and a slide block, and the combined structure is a general prior art and is not described herein again; which may be any suitable prior art implementation.

Referring to fig. 5, the polishing device 5 in this embodiment has a vertical plate 51, and a polishing mechanism 52 and a waxing mechanism 53 provided on the vertical plate 51, wherein the polishing mechanism 52 is configured to reciprocate along the vertical plate 51 in the Z-axis direction; the waxing mechanism 53 is located above the polishing mechanism 52, and configured to reciprocate along the vertical plate 51 in the Z-axis direction and perform a waxing process on the polishing mechanism 52 when moving to contact with the polishing mechanism 52. That is, the polishing mechanism 52 and the waxing mechanism 53 move together with the vertical plate 51 in the X-axis direction. Specifically, the polishing mechanism 52 is movably disposed on the vertical plate 51, and the waxing mechanism 53 is disposed on the polishing mechanism 52. The polishing mechanism 52 and the waxing mechanism 53 can move in the structural form of a servo motor, a screw rod and a sliding block.

In detail, as shown in fig. 6, the gantry 4 has a fourth driving mechanism 54 arranged along the X-axis direction, and an output end of the fourth driving mechanism 54 is connected to the vertical plate 51 for driving the vertical plate 51 to reciprocate along the X-axis direction. The fourth drive mechanism 54 is for generating a reciprocating drive force along the X-axis. Specifically, the fourth driving mechanism 54 includes a fourth servo motor 541, a fourth screw 542, a fourth slider 543 and two guide rails 544, an output end of the fourth servo motor 541 is coaxially and fixedly connected with the fourth screw 542 for driving the fourth screw 542 to rotate, and the fourth slider 543 and the fourth screw 542 are in threaded sleeve joint and are fixedly connected with the vertical plate 51; the two guide rails 544 are slidably sleeved with the vertical plate 51. The fourth screw 542 and the two guide rails 544 are arranged along the X-axis direction. When the fourth servo motor 541 rotates, the fourth screw 542 is driven to rotate, the fourth screw 542 drives the fourth sliding block 543 to slide, and the fourth sliding block 543 drives the whole polishing device 5 to move when sliding.

In addition, the gantry workpiece polishing equipment of the embodiment further comprises an operation control box 6, wherein the operation control box 6 is arranged on the polishing device 5 and is positioned on the front side; the technology is convenient for users to operate.

In a word, the technical scheme of the utility model through adopting the portal frame structure as grinding device 5's support, simplified the structure of whole equipment of polishing, also made things convenient for the position adjustment of grinding device 5's assembly and working process, can also solve traditional equipment of polishing and appear in the discarded object enters into work platform's actuating mechanism easily and influence the problem of removal.

Variations and modifications to the above-described embodiments may occur to those skilled in the art based upon the disclosure and teachings of the above specification. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims (10)

1. A planer-type work piece equipment of polishing, its characterized in that includes:

a support platform (1) having a working surface (11);

the working platform (2) is fixedly connected with an output end of a third driving mechanism (21) arranged on the working surface (11), and the third driving mechanism (21) is used for driving the working platform (2) to reciprocate along the Y axis;

a holding device (3) provided on the work platform (2), the holding device (3) having at least one holding mechanism (31) configured to be rotatable about an axis perpendicular to the YZ-plane and an axis perpendicular to the XY-plane;

the portal frame (4) is arranged on the supporting platform (1);

the grinding device (5) is arranged on the portal frame (4) and above the clamping device (3), and is configured to reciprocate along the portal frame (4) in the X-axis direction and can reciprocate in the Z-axis direction to grind the workpiece at the clamping device (3).

2. The gantry-type workpiece grinding apparatus of claim 1, wherein:

the portal frame (4) is arranged on one side of the supporting platform (1); the working platform (2), the clamping device (3) and the polishing device (5) are uniformly distributed in the front space of the portal frame (4); the grinding device (5) is arranged on the front side face of the portal frame (4).

3. The gantry-type workpiece grinding apparatus of claim 1, wherein:

the portal frame (4) is arranged in the middle area of the supporting platform (1), and the portal frame (4) spans the moving area of the working platform (2).

4. The gantry-type workpiece grinding apparatus of claim 1, wherein:

the clamping device (3) further comprises a first driving mechanism (32) and a second driving mechanism (33), the first driving mechanism (32) is arranged on the working platform (2), an intermediate plate (34) is fixed at the output end of the first driving mechanism (32), and the first driving mechanism (32) drives the intermediate plate (34) to rotate around an axis vertical to the XY plane; the middle plate (34) is provided with the second driving mechanism (33), and the output end of the second driving mechanism (33) is fixedly connected with the base plate (35) and is used for driving the base plate (35) to rotate around an axis vertical to the YZ plane; wherein the base plate (35) is provided with two groups of clamping mechanisms (31) which are arranged in parallel side by side.

5. The gantry-type workpiece grinding apparatus of claim 4, wherein:

each clamping device (3) further comprises a pressure sensor for sensing pressure, and the pressure sensor is arranged on the base plate (35) and used for sensing the stress of the clamping mechanism (31);

the pressure sensor is electrically connected to a control device, which is electrically connected to the polishing device (5) for controlling the polishing device (5) to move away from the holding device (3) when the received signal of the pressure sensor exceeds a preset threshold.

6. The gantry-type workpiece grinding apparatus of claim 1, wherein:

the polishing device also comprises an operation control box (6), wherein the operation control box (6) is arranged on the polishing device (5) and is positioned on the front side.

7. A gantry-type workpiece grinding apparatus as claimed in claim 1, wherein:

the gantry (4) is configured to be capable of reciprocating in a Y-axis direction.

8. The gantry-type workpiece grinding apparatus of claim 1, wherein:

the periphery of the working surface (11) is provided with a containing groove (12) for containing waste materials.

9. The gantry-type workpiece grinding apparatus of claim 1, wherein:

the polishing device (5) is provided with a vertical plate (51), and a polishing mechanism (52) and a waxing mechanism (53) which are arranged on the vertical plate (51), wherein the polishing mechanism (52) is configured to reciprocate along the vertical plate (51) along the Z-axis direction; the waxing mechanism (53) is located above the polishing mechanism (52), and is configured to move back and forth along the vertical plate (51) in the Z-axis direction and perform waxing treatment on the polishing mechanism (52) when moving to be in contact with the polishing mechanism (52).

10. A gantry-type workpiece grinding apparatus as claimed in claim 9, wherein:

the portal frame (4) is provided with a fourth driving mechanism (54) arranged along the X-axis direction, and the output end of the fourth driving mechanism (54) is connected with the vertical plate (51) and used for driving the vertical plate (51) to reciprocate along the X-axis direction.

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