Workpiece position switching device and workpiece cutting and polishing equipment comprising same

Abstract

The utility model relates to the technical field of bathroom accessory production, and discloses a workpiece position switching device and workpiece cutting and polishing equipment comprising the workpiece position switching device, the workpiece position switching device comprises a rack, and a first moving frame, a second moving frame and a moving driving device which are arranged on the rack; workpiece placing positions are arranged on the first moving frame and the second moving frame; a workpiece dismounting position and a workpiece cutting and polishing position are arranged at the two ends of the rack correspondingly, and the first moving frame and the second moving frame are both slidably connected to the rack and are both in transmission connection with the moving driving device. The moving driving device is used for driving the first moving frame and the second moving frame to be switched between the workpiece disassembling and assembling position and the workpiece cutting and polishing position. The device has the beneficial effects that the time consumed for cutting and grinding batch workpieces is shortened, and the production efficiency and economic benefits are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bathroom product production, in particular to a workpiece position switching device and workpiece cutting and grinding equipment comprising the same. Background Art

[0002] In the field of bathroom products, many products need to go through the process of cutting and polishing after the initial molding in order to meet the product requirements. Take the wash basin as an example. Generally speaking, after the wash basin blank is produced by the mold, there will be a certain amount of protruding parts at the corners of the wash basin blank, but these protruding parts do not belong to the parts required for the finished product, so these protruding parts need to be cut and polished.

[0003] When cutting and grinding bathroom products such as wash basins, the products need to be installed and fixed on the fixture, and then cut by the cutting and grinding machine. However, since bathroom products are usually heavy, it takes a lot of time to install and fix the products on the fixture. After the products are cut and polished, it takes a lot of time to disassemble them. In general, it takes a lot of time to cut and grind a bathroom product, which is not conducive to improving the production efficiency of bathroom products and improving economic benefits. Utility Model Content

[0004] The main purpose of the utility model is to provide a workpiece position switching device, aiming to solve the technical problem in the prior art that the cutting and grinding of bathroom products consumes too much time, resulting in low production efficiency.

[0005] To achieve the above-mentioned purpose, the utility model proposes a workpiece position switching device, including a frame and a first movable frame, a second movable frame and a movable driving device arranged on the frame; the first movable frame and the second movable frame are both provided with a workpiece placement position; the two ends of the frame are respectively provided with a workpiece disassembly position and a workpiece cutting and polishing position, the first movable frame and the second movable frame are both slidably connected to the frame, the first movable frame and the second movable frame are both transmission connected to the movable driving device, and the movable driving device is used to drive the first movable frame and the second movable frame to switch positions between the workpiece disassembly position and the workpiece cutting and polishing position.

[0006] The beneficial effects of the utility model are as follows: two mobile racks are provided on the workpiece position switching device, and both can switch positions between the workpiece disassembly position and the workpiece cutting and grinding position. When one of the mobile racks carries the workpiece and is located at the workpiece cutting and grinding position for cutting and grinding, the other mobile rack can be used to install or disassemble the workpiece at the workpiece disassembly position. During the time when one workpiece is cut and ground, another workpiece can be simultaneously disassembled and assembled on the mobile rack, which is beneficial to reducing the time consumption of cutting and grinding batches of workpieces, and is beneficial to improving production efficiency and economic benefits.

[0007] Preferably, the mobile drive device includes a driving motor, a driving wheel, a driven wheel and a transmission belt, the driving wheel and the driven wheel are both rotatably connected to the frame and arranged along the extension direction of the first slide rail, the transmission belt is wound around the driving wheel and the driven wheel, and the driving wheel is arranged on the rotating shaft of the driving motor; the transmission belt located at the lower side of the driving wheel and the driven wheel is called the first transmission section, and the transmission belt located at the upper side of the driving wheel and the driven wheel is called the second transmission section, the first mobile frame is fixedly connected to the first transmission section, and the second mobile frame is fixedly connected to the second transmission section, and the driving motor is used to drive the first mobile frame and the second mobile frame to move synchronously in the opposite direction. The synchronous opposite movement of the first mobile frame and the second mobile frame can further shorten the time consumed for batch cutting and grinding of workpieces and improve production efficiency.

[0008] Preferably, the workpiece position switching device also includes a mobile frame lifting device, which is transmission-connected to the first mobile frame and / or the second mobile frame. The mobile frame lifting device is used to raise or lower the first mobile frame or the second mobile frame to avoid collision between the first mobile frame and the second mobile frame during relative movement, which is beneficial to reducing the probability of damage to the first mobile frame and the second mobile frame, reducing maintenance frequency and reducing maintenance time, and is beneficial to ensuring production efficiency.

[0009] Preferably, the mobile frame lifting device is transmission-connected to the first mobile frame, the mobile frame lifting device comprises a lifting cylinder, the cylinder body of the lifting cylinder is fixedly connected to the first transmission section, and the first mobile frame is fixedly connected to the piston rod of the lifting cylinder.

[0010] Preferably, two first slide rails and two second slide rails are provided on the frame, the two second slide rails are located between the two first slide rails, the two ends of the first movable frame are respectively slidably connected to the two first slide rails, and the two ends of the second movable frame are respectively slidably connected to the two second slide rails. The two second slide rails are located between the two first slide rails, further avoiding collision between the first movable frame and the second movable frame, which is conducive to ensuring production efficiency.

[0011] Preferably, a workpiece fixture is installed on both the first movable frame and the second movable frame, and a workpiece placement position is provided on the workpiece fixture.

[0012] Preferably, the workpiece clamp includes a guide rail group, the guide rail group includes two mutually parallel guide rails, a plurality of slide blocks are slidably connected to the guide rails, the slide blocks are located in the workpiece placement position, the upper side of the slide blocks is a horizontally arranged supporting surface, and the supporting surface is used to support the workpiece. In order to adapt to workpieces of different sizes, the position of the slide block can be adjusted so that the workpiece can be placed stably in the workpiece placement position, which is conducive to improving the clamping quality, production efficiency and production quality.

[0013] Preferably, the workpiece clamp includes a first baffle group and a first clamping cylinder assembly respectively arranged on both sides of the guide rail group, the first baffle group includes a plurality of first baffles arranged along the extension direction of the guide rail, and the first clamping cylinder assembly includes a plurality of first clamping cylinders arranged along the extension direction of the guide rail; the workpiece clamp includes a second baffle group and a second clamping cylinder assembly respectively arranged at both ends of the guide rail group, the second baffle group includes a plurality of second baffles arranged along a horizontal direction perpendicular to the guide rail, and the second clamping cylinder assembly includes a plurality of second clamping cylinders arranged along a horizontal direction perpendicular to the guide rail.

[0014] The utility model also proposes a workpiece cutting and grinding equipment, including the above-mentioned workpiece position switching device, and also includes a cutting and grinding machine, which is located on one side of the workpiece position switching device close to the workpiece cutting and grinding position and corresponds to the position of the workpiece cutting and grinding position.

[0015] Preferably, the workpiece cutting and grinding equipment further comprises a baffle structure, which comprises a baffle frame, a baffle plate arranged on the baffle frame, and a baffle lifting device connected to the baffle plate in a transmission manner, the baffle frame and the baffle plate are arranged between the workpiece disassembly and assembly position and the workpiece cutting and grinding position, and the baffle lifting device can raise the baffle plate to avoid the first mobile frame and / or the second mobile frame. The baffle structure is used to block flying chips generated during cutting and grinding, and protect technicians who are disassembling and assembling workpieces at the workpiece disassembly and assembly position. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0017] Figure 1 This is a schematic diagram of the structure of the workpiece cutting and grinding equipment in the embodiment of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the workpiece position switching device in the embodiment of the utility model;

[0019] Figure 3 It is a schematic structural diagram of the second mobile frame and the workpiece fixture thereon in the embodiment of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the first mobile frame, the workpiece fixture, and the mobile frame lifting device in the embodiment of the utility model;

[0021] Figure 5 It is a top view of the workpiece position switching device in the embodiment of the utility model;

[0022] Figure 6 It is a schematic structural diagram of a workpiece being clamped by a workpiece clamp in an embodiment of the utility model.

[0023] In the attached drawings: 1-frame, 11-workpiece disassembly and assembly position, 12-workpiece cutting and grinding position, 13-first slide rail, 14-second slide rail, 15-support frame, 151-cavity, 16-avoidance groove, 2-first mobile frame, 3-second mobile frame, 4-mobile frame lifting device, 41-lifting mounting seat, 42-lifting cylinder, 5-cutting and grinding machine, 6-blocking structure, 61-blocking frame, 62-blocking plate, 7-mobile driving device, 71-driving motor, 72-driving wheel, 73-driven wheel, 74-transmission belt, 74 1-first transmission section, 742-second transmission section, 8-connecting seat, 81-connecting plate, 9-workpiece clamp, 91-guide rail group, 911-guide rail, 92-slider, 921-supporting surface, 922-locking member, 93-first baffle group, 931-first baffle, 94-first clamping cylinder assembly, 941-first clamping cylinder, 942-clamping plate, 95-second baffle group, 951-second baffle, 96-second clamping cylinder assembly, 961-second clamping cylinder, 97-workpiece placement position, 10-workpiece.

[0024] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0025] 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 of 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.

[0026] It should be noted that if the embodiments of the present invention involve directional indications, such as up, down, left, right, front, back, etc., then the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indications will also change accordingly.

[0027] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0028] like Figures 1 to 6 As shown, a workpiece position switching device includes a frame 1 and a first movable frame 2, a second movable frame 3 and a movable driving device 7 arranged on the frame 1; the first movable frame 2 and the second movable frame 3 are both provided with a workpiece placement position 97; the two ends of the frame 1 are respectively provided with a workpiece disassembly position 11 and a workpiece cutting and grinding position 12, the first movable frame 2 and the second movable frame 3 are both slidably connected to the frame 1, and the first movable frame 2 and the second movable frame 3 are both transmission-connected to the movable driving device 7, and the movable driving device 7 is used to drive the first movable frame 2 and the second movable frame 3 to switch positions between the workpiece disassembly position 11 and the workpiece cutting and grinding position 12.

[0029] The workpiece position switching device is provided with two moving racks, and both can switch positions between the workpiece disassembly and assembly position 11 and the workpiece cutting and grinding position 12. When one of the moving racks carries the workpiece 10 and is located at the workpiece cutting and grinding position 12 for cutting and grinding, the other moving rack can be used to install or disassemble the workpiece 10 at the workpiece disassembly and assembly position 11. While one workpiece 10 is being cut and ground, another workpiece 10 can be simultaneously installed and disassembled on the moving rack, which is beneficial to reducing the time consumption for cutting and grinding batches of workpieces 10, and is beneficial to improving production efficiency and economic benefits.

[0030] In some specific embodiments, reference Figure 2The mobile driving device 7 includes a driving motor 71, a driving wheel 72, a driven wheel 73 and a transmission belt 74. The driving wheel 72 and the driven wheel 73 are both rotatably connected to the frame 1 and arranged along the extension direction of the first slide rail 13. The transmission belt 74 is wound around the driving wheel 72 and the driven wheel 73. The driving wheel 72 is arranged on the rotating shaft of the driving motor 71; the transmission belt 74 located at the lower side of the driving wheel 72 and the driven wheel 73 is called the first transmission section 741, and the transmission belt 74 located at the upper side of the driving wheel 72 and the driven wheel 73 is called the second transmission section 742. The first mobile frame 2 is fixedly connected to the first transmission section 741, and the second mobile frame 3 is fixedly connected to the second transmission section 742. The driving motor 71 is used to drive the first mobile frame 2 and the second mobile frame 3 to move synchronously in the opposite direction. The synchronous opposite movement of the first mobile frame 2 and the second mobile frame 3 can further shorten the time consumed for batch cutting and grinding of the workpieces 10 and improve production efficiency.

[0031] Specifically, the driving motor 71 is a servo motor, the driving wheel 72 and the driven wheel 73 are both synchronous wheels, and the transmission belt 74 is a synchronous belt. The first mobile frame 2 is provided with a connecting seat 8, which is arranged on one side of the first transmission section 741, and a connecting plate 81 is provided on the other side of the first transmission section 741. The connecting seat 8 and the connecting plate 81 are tightened by screws, and the belt on the first transmission section 741 is clamped, so that the first transmission section 741 can drive the first mobile frame 2 to move. Similarly, the second mobile frame 3 is also fixedly connected to the second transmission section 742 through the connecting seat 8 and the connecting plate 81.

[0032] The operation process of the mobile drive device 7 in this embodiment is described by way of example: Assume that the first mobile frame 2 is located at the workpiece cutting and polishing position 12, and the second mobile frame 3 is located at the workpiece disassembly and assembly position 11. When the servo motor is started, the driving wheel 72 and the driven wheel 73 rotate, driving the transmission belt 74 to rotate, and the first mobile frame 2 moves toward the workpiece disassembly and assembly position 11, and synchronously, the second mobile frame 3 moves toward the workpiece cutting and polishing position 12, until the first mobile frame 2 and the second mobile frame 3 respectively reach the workpiece cutting and polishing position 12 and the workpiece disassembly and assembly position 11.

[0033] In some other embodiments, the mobile drive device 7 can use a motion module such as a sprocket chain module, a gear rack module, etc. to achieve the position switching of the first mobile frame 2 or the second mobile frame 3 between the workpiece disassembly and assembly position 11 and the workpiece cutting and grinding position 12.

[0034] In some other embodiments, the mobile driving device 7 includes two driving motors 71, and the two driving motors 71 respectively control the movement of the first mobile frame 2 and the second mobile frame 3 through different driving wheels 72, driven wheels 73 and transmission belts 74.

[0035] In some specific embodiments, reference Figure 2 and Figure 4The workpiece position switching device also includes a mobile frame lifting device 4, which is transmission-connected to the first mobile frame 2 and / or the second mobile frame 3. The mobile frame lifting device 4 is used to raise or lower the first mobile frame 2 or the second mobile frame 3 to avoid collision between the first mobile frame 2 and the second mobile frame 3 during relative movement, which is beneficial to reducing the probability of damage to the first mobile frame 2 and the second mobile frame 3, reducing the maintenance frequency and reducing the maintenance time, and is beneficial to ensuring production efficiency.

[0036] In some specific embodiments, reference Figure 2 The mobile frame lifting device 4 is transmission-connected to the first mobile frame 2 , and the mobile frame lifting device 4 includes a lifting cylinder 42 , a cylinder body of the lifting cylinder 42 is fixedly connected to the first transmission section 741 , and the first mobile frame 2 is fixedly connected to the piston rod of the lifting cylinder 42 .

[0037] Specifically, the mobile frame lifting device 4 includes a lifting mounting seat 41, and the cylinder body of the lifting cylinder 42 is fixed on the lifting mounting seat 41. The lifting mounting seat 41 is also provided with the above-mentioned connecting seat 8 and connecting plate 81, and the lifting mounting seat 41 is fixed to the first transmission section 741 through the connecting seat 8 and the connecting plate 81. The first mobile frame 2 is fixedly connected to the piston rod of the lifting cylinder 42, and the first transmission section 741 drives the lifting mounting seat 41 to move, thereby driving the first mobile frame 2 to move.

[0038] In some other embodiments, the mobile frame lifting device 4 can drive the first mobile frame 2 to be lifted and lowered by a motor driving a gear rack module, and can also be lifted and lowered by a linear drive such as an oil cylinder.

[0039] In some specific embodiments, reference Figure 2 and Figure 5 , two first slide rails 13 and two second slide rails 14 are provided on the frame 1, the two second slide rails 14 are located between the two first slide rails 13, both ends of the first mobile frame 2 are slidably connected to the two first slide rails 13, and both ends of the second mobile frame 3 are slidably connected to the two second slide rails 14. The two second slide rails 14 are located between the two first slide rails 13, which further avoids the collision between the first mobile frame 2 and the second mobile frame 3, and is conducive to ensuring production efficiency.

[0040] Specifically, the frame 1 includes two supporting brackets 15 arranged side by side and a crossbar for connecting the two supporting brackets 15. A cavity 151 is provided in the supporting bracket 15, and a driving wheel 72, a driven wheel 73 and a transmission belt 74 are provided in the cavity 151. A driving motor 71 is provided on the side wall of the supporting bracket 15. A first slide rail 13 is provided at the bottom of the cavity 151, and a lifting mounting seat 41 is slidably connected to the first slide rail 13. An avoidance groove 16 communicating with the cavity 151 is provided on the upper side of the supporting bracket 15. The extension direction of the avoidance groove 16 is the same as the extension direction of the first slide rail 13. The lifting cylinder 42 passes through the avoidance groove 16 and is connected to the first mobile frame 2. The two ends of the first mobile frame 2 are respectively connected to the lifting cylinders 42 on the two supporting brackets 15.

[0041] A second slide rail 14 is provided on one side of the upper side of the support bracket 15 close to the other support bracket 15 , and two ends of the second movable frame 3 are slidably connected to the second slide rails 14 on the two support brackets 15 .

[0042] When the driving motor 71 is started, the lifting cylinder 42 raises the first mobile frame 2. Since the two second slide rails 14 are located between the two first slide rails 13, the first mobile frame 2 and the second mobile frame 3 will not collide when they intersect. In addition, such a configuration can also adapt to the height of the technician, facilitate the disassembly and assembly of the workpiece 10, and also adapt to the working height of the cutting and grinding machine 5, which is conducive to further improving work efficiency.

[0043] In some specific embodiments, reference Figure 4 and Figure 5 A workpiece fixture 9 is installed on both the first movable frame 2 and the second movable frame 3 , and a workpiece placement position 97 is provided on the workpiece fixture 9 .

[0044] In some specific embodiments, reference Figure 3 The workpiece clamp 9 includes a guide rail group 91, which includes two mutually parallel guide rails 911, and a plurality of sliders 92 are slidably connected to the guide rails 911. The sliders 92 are located in the workpiece placement position 97, and the upper side of the sliders 92 is a horizontally arranged supporting surface 921, and the supporting surface 921 is used to support the workpiece 10. In order to adapt to workpieces 10 of different sizes, the position of the sliders 92 can be adjusted so that the workpiece 10 can be placed stably in the workpiece placement position 97, which is conducive to improving the clamping quality, production efficiency and production quality.

[0045] Different workpieces 10 may have different lengths. In order to accommodate workpieces 10 of different lengths, a plurality of sliders 92 are provided on the guide rail 911. According to the length of the workpiece 10, an appropriate number of sliders 92 are selected to support the workpiece 10. Generally speaking, the selected sliders 92 are evenly arranged in sequence within the length range of the workpiece 10, and can stably support the workpiece 10. The slider 92 is also provided with a rotatable locking member 922. After the slider 92 is moved to an appropriate position, the slider 92 can be fixed to the guide rail 911 by transmitting the locking member 922. After the workpiece 10 is stably placed on the slider 92, it can be clamped in place when the workpiece 10 is clamped. When cutting and grinding, it is beneficial to improve the cutting accuracy and the quality of cutting and grinding, and it is also beneficial to reduce the number of reworks, thereby improving production efficiency.

[0046] In some specific embodiments, reference Figure 3 The workpiece fixture 9 includes a first baffle group 93 and a first clamping cylinder assembly 94 respectively arranged on both sides of the guide rail group 91, the first baffle group 93 includes a plurality of first baffles 931 arranged along the extension direction of the guide rail 911, and the first clamping cylinder assembly 94 includes a plurality of first clamping cylinders 941 arranged along the extension direction of the guide rail 911; the workpiece fixture 9 includes a second baffle group 95 and a second clamping cylinder assembly 96 respectively arranged at both ends of the guide rail group 91, the second baffle group 95 includes a plurality of second baffles 951 arranged along a horizontal direction perpendicular to the guide rail 911, and the second clamping cylinder assembly 96 includes a plurality of second clamping cylinders 961 arranged along a horizontal direction perpendicular to the guide rail 911.

[0047] Specifically, a clamping plate 942 is provided on one side of the piston rod of the first clamping cylinder 941 and the second clamping cylinder 961 away from the cylinder body.

[0048] Before clamping the workpiece 10 , the workpiece 10 is placed at the workpiece placement position 97 , that is, on the slide block 92 on the guide rail assembly 91 , and the workpiece 10 is pressed against the first baffle assembly 93 and the second baffle assembly 95 .

[0049] When clamping the workpiece 10, the first clamping cylinder 941 at the corresponding position is selected and started according to the length and position of the workpiece 10, so that the workpiece 10 is clamped between the first baffle 931 and the clamping plate 942 of the first clamping cylinder 941; similarly, the second clamping cylinder 961 at the corresponding position is selected and started according to the width and position of the workpiece 10, so that the workpiece 10 is clamped between the second baffle 951 and the clamping plate 942 of the second clamping cylinder 961, thereby completing the clamping of the workpiece 10.

[0050] This embodiment also provides a workpiece cutting and grinding device, referring to Figure 1, including the above-mentioned workpiece position switching device, and also including a cutting and grinding machine 5, which is located on one side of the workpiece position switching device close to the workpiece cutting and grinding position 12, and corresponds to the position of the workpiece cutting and grinding position 12.

[0051] In some specific embodiments, reference Figure 1 The workpiece cutting and grinding equipment further includes a baffle structure 6, which includes a baffle frame 61, a baffle plate 62 arranged on the baffle frame 61, and a baffle lifting device connected to the baffle plate 62. The baffle frame 61 and the baffle plate 62 are arranged between the workpiece disassembly and assembly position 11 and the workpiece cutting and grinding position 12. The baffle lifting device can raise the baffle plate 62 to avoid the first movable frame 2 and / or the second movable frame 3. The baffle structure 6 is used to block flying chips generated during cutting and grinding, and protect technicians who are disassembling and assembling the workpiece 10 at the workpiece disassembly and assembly position 11.

[0052] When the first mobile frame 2 and the second mobile frame 3 move, the baffle lifting device raises the baffle plate 62, and the first mobile frame 2 and the second mobile frame 3 can pass under the baffle plate 62. After the first mobile frame 2 and the second mobile frame 3 move into place, the baffle lifting device lowers the baffle plate 62 to protect the technicians who are disassembling and assembling the workpiece at the workpiece disassembling and assembling position 11 from the flying chips from the workpiece cutting and grinding position 12.

[0053] In some specific embodiments, the workpiece cutting and grinding equipment further includes a chip receiving funnel and a chip receiving basin. The chip receiving basin corresponds to the discharge port of the chip receiving funnel. The chip receiving funnel is located directly below the workpiece cutting and grinding position 12 .

[0054] The workpiece mentioned in this embodiment refers to bathroom products such as wash basins and shower basins, but if the specifications and processing requirements of workpieces in other fields are suitable, the workpiece position switching device and workpiece cutting and grinding equipment mentioned in this embodiment can also be used.

[0055] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A workpiece position switching device, characterized in that: It comprises a frame (1), and a first movable frame (2), a second movable frame (3) and a movable driving device (7) arranged on the frame (1); The first movable frame (2) and the second movable frame (3) are both provided with a workpiece placement position (97); The two ends of the frame (1) are respectively provided with a workpiece disassembly position (11) and a workpiece cutting and polishing position (12); the first movable frame (2) and the second movable frame (3) are both slidably connected to the frame (1); the first movable frame (2) and the second movable frame (3) are both transmission-connected to the mobile drive device (7); the mobile drive device (7) is used to drive the first movable frame (2) and the second movable frame (3) to switch positions between the workpiece disassembly position (11) and the workpiece cutting and polishing position (12).

2. The workpiece position switching device according to claim 1, characterized in that: The mobile driving device (7) comprises a driving motor (71), a driving wheel (72), a driven wheel (73) and a transmission belt (74); the driving wheel (72) and the driven wheel (73) are both rotatably connected to the frame (1) and arranged along the arrangement direction of the workpiece disassembly and assembly position (11) and the workpiece cutting and grinding position (12); the transmission belt (74) is wound around the driving wheel (72) and the driven wheel (73); and the driving wheel (72) is arranged on the rotating shaft of the driving motor (71); The transmission belt (74) located at the lower side of the driving wheel (72) and the driven wheel (73) is called the first transmission section (741), and the transmission belt (74) located at the upper side of the driving wheel (72) and the driven wheel (73) is called the second transmission section (742). The first moving frame (2) is fixedly connected to the first transmission section (741), and the second moving frame (3) is fixedly connected to the second transmission section (742). The driving motor (71) is used to drive the first moving frame (2) and the second moving frame (3) to move synchronously in opposite directions.

3. The workpiece position switching device according to claim 2, characterized in that: The mobile frame lifting device (4) is also included. The mobile frame lifting device (4) is connected to the first mobile frame (2) and / or the second mobile frame (3) by transmission. The mobile frame lifting device (4) is used to raise or lower the first mobile frame (2) or the second mobile frame (3) to avoid collision between the first mobile frame (2) and the second mobile frame (3) when they move relative to each other.

4. The workpiece position switching device according to claim 3, characterized in that: The mobile frame lifting device (4) is connected to the first mobile frame (2) in a transmission manner, and the mobile frame lifting device (4) comprises a lifting cylinder (42), the cylinder body of the lifting cylinder (42) is fixedly connected to the first transmission section (741), and the first mobile frame (2) is fixedly connected to the piston rod of the lifting cylinder (42).

5. The workpiece position switching device according to claim 1, 3 or 4, characterized in that: The frame (1) is provided with two first slide rails (13) and two second slide rails (14), the two second slide rails (14) are located between the two first slide rails (13), the two ends of the first movable frame (2) are respectively slidably connected to the two first slide rails (13), and the two ends of the second movable frame (3) are respectively slidably connected to the two second slide rails (14).

6. The workpiece position switching device according to claim 1, characterized in that: A workpiece fixture (9) is installed on both the first movable frame (2) and the second movable frame (3), and the workpiece placement position (97) is provided on the workpiece fixture (9).

7. The workpiece position switching device according to claim 6, characterized in that: The workpiece clamp (9) comprises a guide rail group (91), wherein the guide rail group (91) comprises two mutually parallel guide rails (911), wherein a plurality of sliders (92) are slidably connected to the guide rails (911), wherein the sliders (92) are located in the workpiece placement position (97), and wherein the upper side surface of the sliders (92) is a horizontally arranged supporting surface (921), and wherein the supporting surface (921) is used to support the workpiece (10).

8. The workpiece position switching device according to claim 7, characterized in that: The workpiece clamp (9) comprises a first baffle group (93) and a first clamping cylinder assembly (94) respectively arranged on both sides of the guide rail group (91), the first baffle group (93) comprising a plurality of first baffles (931) arranged along the extension direction of the guide rail (911), and the first clamping cylinder assembly (94) comprising a plurality of first clamping cylinders (941) arranged along the extension direction of the guide rail (911); The workpiece clamp (9) comprises a second baffle plate group (95) and a second clamping cylinder assembly (96) respectively arranged at both ends of the guide rail group (91), the second baffle plate group (95) comprising a plurality of second baffle plates (951) arranged in a horizontal direction perpendicular to the guide rail (911), and the second clamping cylinder assembly (96) comprising a plurality of second clamping cylinders (961) arranged in a horizontal direction perpendicular to the guide rail (911).

9. A workpiece cutting and grinding device, characterized in that: A workpiece position switching device comprising any one of claims 1 to 8; It also comprises a cutting and grinding machine (5), which is located on a side of the workpiece position switching device close to the workpiece cutting and grinding position (12) and corresponds to the position of the workpiece cutting and grinding position (12).

10. The workpiece cutting and grinding device according to claim 9, characterized in that: The invention also comprises a baffle structure (6), wherein the baffle structure (6) comprises a baffle frame (61), a baffle plate (62) arranged on the baffle frame (61), and a baffle lifting device which is transmission-connected to the baffle plate (62); the baffle frame (61) and the baffle plate (62) are arranged between the workpiece disassembly and assembly position (11) and the workpiece cutting and grinding position (12); and the baffle lifting device can raise the baffle plate (62) to avoid the first movable frame (2) and / or the second movable frame (3).

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