A work platform for a vehicle

By using a multi-point support system consisting of a support base, lateral spheres, and a bottom sphere, combined with linear drive and pressure detection devices, the problems of inaccurate fixing, easy tipping, and deformation of cylindrical workpieces in existing technologies are solved, achieving efficient and precise fixing and axis adjustment of cylindrical workpieces.

CN121716007BActive Publication Date: 2026-07-03FUJIAN KEYE CNC TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
FUJIAN KEYE CNC TECH CO LTD
Filing Date
2026-02-25
Publication Date
2026-07-03

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Abstract

This invention relates to a workshop work platform, comprising: a work platform body, a support base movably mounted on the top surface of the work platform body, and a translation drive device between the support base and the work platform body; three mounting seats are equidistantly spaced on the top surface of the support base, and a lateral ball is movably mounted on the inner end face of each mounting seat, the lateral ball being movably mounted along the radial direction of the support base; when fixing a cylindrical workpiece with an uneven bottom surface, the platform can first quickly support the uneven bottom surface of the cylindrical workpiece, then prevent it from falling when it tilts, then accurately and efficiently adjust the cylindrical workpiece to a vertical position, then ensure that the sidewalls of the cylindrical workpiece are evenly and stably fixed, and finally accurately adjust the axis of the cylindrical workpiece to a predetermined position for convenient processing.
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Description

Technical Field

[0001] This invention relates to the field of workshop equipment, specifically to a workshop work platform. Background Technology

[0002] A workshop work platform refers to equipment installed in a factory workshop. Cylindrical workpieces are a very common type of part in fields such as machinery manufacturing, construction, and chemical engineering. With the advancement of science and technology, the use of cylindrical workpieces is becoming increasingly frequent. Cylindrical workpieces can be cylinder liners, rollers, storage tanks, bushings, pulleys without rims, etc. Workshop work platforms are required when processing cylindrical workpieces in a factory workshop.

[0003] Existing workshop work platforms cannot quickly support the uneven bottom surface of cylindrical workpieces when fixing them, prevent them from falling when they tilt, accurately and efficiently adjust them to a vertical position, ensure that the side walls of the workpiece are evenly and stably fixed, and accurately adjust the axis of the workpiece to the predetermined position for easy processing.

[0004] Manual intervention is required to fix cylindrical workpieces with uneven bottom surfaces, which cannot improve the accuracy and efficiency of fixing. Furthermore, it is prone to deformation when fixing cylindrical workpieces and cannot adapt to fixing cylindrical workpieces with uneven bottom surfaces.

[0005] The purpose of this invention is to design a workshop work platform that addresses the problems existing in the prior art. Summary of the Invention

[0006] In view of the problems existing in the prior art, the present invention provides a workshop work platform that can effectively solve at least one of the problems existing in the prior art.

[0007] The technical solution of this invention is:

[0008] A workshop work platform, comprising:

[0009] The main body of the work platform has a support base that is movably mounted on its top surface, and a translation drive device is provided between the support base and the main body of the work platform.

[0010] The top surface of the support base is provided with three mounting seats at equal angular intervals. Each mounting seat has a lateral ball that is movably mounted on its inner end face. The lateral ball is movably mounted along the radial direction of the support base. A first linear drive device is provided between the mounting seat and the lateral ball. A pressure detection device is provided between the lateral ball and the first linear drive device.

[0011] A bottom sphere is provided on the top surface of the support base and below the inner side of each of the lateral spheres, and a second linear drive device is provided between the bottom sphere and the support base.

[0012] Furthermore, a first universal joint fixing device is provided between the lateral ball and the pressure detection device, and a second universal joint fixing device is provided between the bottom ball and the second linear drive device;

[0013] Before the two bottom spheres on the same side as the two lateral spheres are driven to rise to the same or different heights based on the pressure values ​​detected by the two pressure detection devices on the same side as the two lateral spheres, the second universal locking device allows the bottom spheres to move in all directions, and the first universal locking device allows the lateral spheres to move in all directions.

[0014] When the two bottom spheres on the same side as the two lateral spheres are driven to rise to the same or different heights based on the pressure values ​​detected by the two pressure detection devices on the same side as the two lateral spheres, the second universal locking device restricts the movement of the bottom spheres, and the first universal locking device restricts the movement of the lateral spheres.

[0015] Furthermore, the first universal anchoring device includes a first universal seat disposed between the lateral ball and the pressure detection device. The end face of the first universal seat facing the lateral ball is provided with a first universal groove that mates with the lateral ball. A plurality of first receiving grooves are arranged around the first universal seat. The first receiving grooves are connected to the first universal groove. A first anchoring telescopic member is disposed on the first universal seat and located in the first receiving groove. The telescopic end of the first anchoring telescopic member is provided with a first anchoring pad that mates with the lateral ball.

[0016] Furthermore, the pressure detection device includes a support base disposed between the first linear drive device and the first universal joint, a spring disposed between the support base and the first universal joint, a pressure sensor disposed between the spring and the support base, and a guide member disposed between the first universal joint, the spring, and the support base.

[0017] Furthermore, the guide component includes a guide plate disposed between the first universal joint and the spring; and several guide posts, one end of which is disposed on the support base and the other end of which passes through the guide plate.

[0018] Furthermore, the first linear drive device includes a first connecting seat disposed on the top surface of the mounting base, and a first support telescopic member is disposed between the first connecting seat and the support base.

[0019] Furthermore, the second universal anchoring device includes a second universal seat, disposed between the second linear drive device and the bottom ball. The end face of the second universal seat facing the bottom ball is provided with a second universal groove that mates with the bottom ball. Several second receiving grooves are arranged around the second universal seat. The second receiving grooves are connected to the second universal grooves. A second anchoring telescopic member is disposed on the second universal seat and located in the second receiving groove. The telescopic end of the second anchoring telescopic member is provided with a second anchoring pad that mates with the bottom ball.

[0020] Furthermore, the second linear drive device includes a second connecting seat disposed between the second universal joint and the support base, and a second support telescopic member is disposed between the second connecting seat and the second universal joint.

[0021] Furthermore, an adjustment device is provided between the mounting base and the first linear drive device;

[0022] Each of the aforementioned adjustment devices is used to drive each of the first linear drive devices to rise the same vertical distance before the three bottom spheres jointly support the cylindrical workpiece with an uneven bottom surface, so that when the cylindrical workpiece with an uneven bottom surface and different heights tilts on the three bottom spheres, two of the lateral spheres can provide joint support.

[0023] Furthermore, the adjustment device includes an adjustment telescopic component disposed between the mounting base and the first linear drive device; the translation drive device is an XY-axis linear module.

[0024] Therefore, the present invention provides the following effects and / or advantages:

[0025] 1) The three bottom spheres are used to jointly support the cylindrical workpiece to be processed with an uneven bottom surface; the three lateral spheres are driven to move a predetermined value in the radial direction close to the support base before the three bottom spheres jointly support the cylindrical workpiece to be processed with an uneven bottom surface, so that when the three bottom spheres jointly support the cylindrical workpiece to be processed with an uneven bottom surface and tilting, two of the lateral spheres jointly support the side wall of the cylindrical workpiece to be processed with an uneven bottom surface and tilting; it can first quickly support the uneven bottom surface of the cylindrical workpiece to be processed, and then prevent it from falling when the cylindrical workpiece to be processed tilts.

[0026] Each of the pressure detection devices is used to detect the pressure value of each lateral ball in real time. After two of the lateral balls jointly support the side wall of the cylindrical workpiece to be processed with an uneven and tilted bottom surface, the two bottom balls on the same side as the two lateral balls are driven to rise to the same or different heights according to the pressure values ​​detected by the two pressure detection devices on the same side as the two lateral balls. This allows the cylindrical workpiece to be processed with an uneven and tilted bottom surface to be gradually adjusted to a vertical state by the two bottom balls on the same side as the two lateral balls. The cylindrical workpiece to be processed is adjusted to a vertical state accurately and efficiently.

[0027] When the cylindrical workpiece to be processed, whose bottom surface is uneven and tilted, is adjusted to a vertical position, the three lateral spheres are driven to move radially toward the support base until each pressure detection device detects the pressure value at the same time and the pressure value reaches the predetermined value, so that the cylindrical workpiece to be processed, whose bottom surface is uneven and adjusted to a vertical position, is completely fixed by the three lateral spheres; so that the side wall of the cylindrical workpiece to be processed is uniformly and stably fixed.

[0028] When the cylindrical workpiece with an uneven bottom surface is adjusted to a vertical position and completely fixed, the support base is driven to translate to a predetermined position so that the axis of the cylindrical workpiece with an uneven bottom surface, adjusted to a vertical position and completely fixed coincides with the axis of the main body of the work platform; the axis of the cylindrical workpiece is accurately adjusted to the predetermined position to facilitate processing.

[0029] Each first linear drive device is used to drive the movement of each lateral ball, each second linear drive device is used to drive the movement of each bottom ball, and the translation drive device is used to drive the movement of the support base.

[0030] In summary, when fixing cylindrical workpieces with uneven bottom surfaces, this method can quickly support the uneven bottom surface of the workpiece, prevent it from falling if it tilts, accurately and efficiently adjust the workpiece to a vertical position, ensure even and stable force distribution on the sidewalls of the workpiece, and accurately adjust the axis of the workpiece to the predetermined position for easy processing. It can fix cylindrical workpieces with uneven bottom surfaces without manual intervention, improving fixing accuracy and efficiency, and preventing deformation during fixing. It can adapt to fixing cylindrical workpieces with varying bottom surface unevenness.

[0031] 2) Before the two bottom spheres on the same side as the two lateral spheres are driven to rise to the same or different heights based on the pressure values ​​detected by the two pressure detection devices on the same side as the two lateral spheres, the second universal anchoring device allows the bottom spheres to move in all directions, and the first universal anchoring device allows the lateral spheres to move in all directions. This is to allow the cylindrical workpiece to be processed to tilt smoothly and gently until it is supported by two of the lateral spheres while the three bottom spheres are jointly supporting the uneven bottom surface of the cylindrical workpiece. This is to allow the cylindrical workpiece to be processed to quickly and smoothly come to rest between the two lateral spheres and the three bottom spheres while the two lateral spheres are jointly supporting the uneven bottom surface and tilted sidewall of the cylindrical workpiece. This is to improve the accuracy of the pressure values ​​detected by the two pressure detection devices on the same side as the two lateral spheres when the two lateral spheres are jointly supporting the uneven bottom surface and tilted sidewall of the cylindrical workpiece.

[0032] When the two bottom spheres on the same side as the two lateral spheres are driven to rise to the same or different heights based on the pressure values ​​detected by the two pressure detection devices on the same side as the two lateral spheres, the second universal locking device restricts the movement of the bottom spheres, and the first universal locking device restricts the movement of the lateral spheres. This allows the two bottom spheres on the same side as the two lateral spheres to quickly, smoothly, and accurately adjust the cylindrical workpiece to be processed, whose bottom surface is uneven and tilted, to a vertical state. This allows the three lateral spheres to first simultaneously contact the cylindrical workpiece to be processed, whose bottom surface is uneven and has been adjusted to a vertical state, and then smoothly and completely fix the cylindrical workpiece to be processed, whose bottom surface is uneven and has been adjusted to a vertical state.

[0033] 3) Each of the aforementioned adjustment devices is used to drive each of the first linear drive devices to rise the same vertical distance before the three bottom spheres jointly support the cylindrical workpiece to be processed with an uneven bottom surface, so that when the cylindrical workpiece to be processed with an uneven bottom surface and different heights tilts on the three bottom spheres, two of the lateral spheres can provide joint support.

[0034] Other features and advantages of the invention will be set forth in the following description, and will be apparent in part from the description, or may be learned by practicing the invention. The objects and other advantages of the invention are realized and obtained through the structures particularly pointed out in the description and the drawings.

[0035] It should be understood that the above summary and the following detailed description of the invention are exemplary and explanatory, and are intended to provide further explanation of the invention as claimed. Attached Figure Description

[0036] Figure 1 This is a schematic diagram of the structure of the present invention.

[0037] Figure 2 This is a schematic diagram of the pressure detection device, guide, first universal bracing device, and lateral ball in this invention.

[0038] Figure 3 This is a schematic diagram of the bottom sphere and the second universal anchoring device in this invention.

[0039] Explanation of reference numerals in the attached figures:

[0040] The main body of the working platform includes: 1. Support base; 2. Mounting seat; 3. Lateral sphere; 4. Bottom sphere; 5. First universal joint; 6. First universal groove; 7. First receiving groove; 8. First anti-telescopic component; 9. First anti-telescopic pad; 10. Support seat; 11. Spring; 12. Pressure sensor; 13. Guide plate; 14. Guide column; 15. First connecting seat; 16. First support and anti-telescopic component; 17. Second universal joint; 18. Second universal groove; 19. Second receiving groove; 20. Second anti-telescopic component; 21. Second anti-telescopic pad; 22. Second connecting seat; 23. Second support and anti-telescopic component; 24. Adjustable telescopic component; 25. XY linear module; 26. Detailed Implementation

[0041] To facilitate understanding by those skilled in the art, the structure of the present invention will now be described in further detail with reference to the accompanying drawings:

[0042] refer to Figure 1-3 A workshop work platform, comprising:

[0043] The work platform body 1 has a support base 2 that is movably mounted on the top surface of the work platform body 1, and a translation drive device is provided between the support base 2 and the work platform body 1.

[0044] The top surface of the support base 2 is provided with three mounting seats 3 at equal angles. Each mounting seat 3 has a lateral ball 4 movably mounted on its inner end face. The lateral ball 4 is movably mounted along the radial direction of the support base 2. A first linear drive device is provided between the mounting seat 3 and the lateral ball 4. A pressure detection device is provided between the lateral ball 4 and the first linear drive device.

[0045] A bottom ball 5 is provided on the top surface of the support base 2 and below the inner side of each of the lateral balls 4. A second linear drive device is provided between the bottom ball 5 and the support base 2.

[0046] The three bottom spheres 5 are used together to support the cylindrical workpiece to be processed, whose bottom end surface is uneven;

[0047] The three lateral spheres 4 are driven to move a predetermined value in the radial direction toward the support base 2 before the three bottom spheres 5 jointly support the cylindrical workpiece with an uneven bottom surface. This is so that when the three bottom spheres 5 jointly support the cylindrical workpiece with an uneven bottom surface and tilting, two of the lateral spheres 4 jointly support the side wall of the cylindrical workpiece with an uneven bottom surface and tilting. This allows for quick support of the uneven bottom surface of the cylindrical workpiece first, and prevents it from falling when it tilts.

[0048] Each of the aforementioned pressure detection devices is used to detect the pressure value exerted on each lateral sphere 4 in real time;

[0049] After two of the lateral spheres 4 jointly support the sidewall of the cylindrical workpiece to be processed, which has an uneven and tilted bottom surface, two bottom spheres 5 on the same side as the two lateral spheres 4 are driven to rise to the same or different heights according to the pressure values ​​detected by two pressure detection devices on the same side as the two lateral spheres 4. This allows the cylindrical workpiece to be processed, which has an uneven and tilted bottom surface, to be gradually adjusted to a vertical state by the two bottom spheres 5 on the same side as the two lateral spheres 4. The cylindrical workpiece to be processed is adjusted to a vertical state accurately and efficiently.

[0050] When the cylindrical workpiece to be processed, whose bottom surface is uneven and tilted, is adjusted to a vertical position, the three lateral spheres 4 are driven to move radially toward the support base 2 until each pressure detection device detects the pressure value at the same time and the pressure value reaches the predetermined value, so that the cylindrical workpiece to be processed, whose bottom surface is uneven and adjusted to a vertical position, is completely fixed by the three lateral spheres 4; so that the side wall of the cylindrical workpiece to be processed is uniformly and stably fixed.

[0051] When the cylindrical workpiece to be processed with an uneven bottom surface is adjusted to a vertical position and completely fixed, the support base 2 is driven to translate to a predetermined position so that the axis of the cylindrical workpiece to be processed with an uneven bottom surface, adjusted to a vertical position and completely fixed coincides with the axis of the work platform body 1; the axis of the cylindrical workpiece to be processed is accurately adjusted to the predetermined position to facilitate processing;

[0052] Each first linear drive device is used to drive each lateral ball 4 to move, each second linear drive device is used to drive each bottom ball 5 to move, and the translation drive device is used to drive the support base 2 to move.

[0053] A first universal joint fixing device is provided between the lateral ball 4 and the pressure detection device, and a second universal joint fixing device is provided between the bottom ball 5 and the second linear drive device.

[0054] Before the two bottom spheres 5 on the same side as the two lateral spheres 4 are driven to rise to the same or different heights based on the pressure values ​​detected by the two pressure detection devices on the same side as the two lateral spheres 4, the second universal locking device allows the bottom spheres 5 to move in all directions, and the first universal locking device allows the lateral spheres 4 to move in all directions. This is to allow the cylindrical workpiece to be processed to tilt smoothly and smoothly until it is supported by two of the lateral spheres 4 while the three bottom spheres 5 are jointly supporting the uneven bottom surface of the cylindrical workpiece to be processed. This is to allow the cylindrical workpiece to be processed to quickly and smoothly come to rest between the two lateral spheres 4 and the three bottom spheres 5 while the two lateral spheres 4 are jointly supporting the uneven bottom surface of the cylindrical workpiece to be processed. This is to improve the accuracy of the pressure values ​​detected by the two pressure detection devices on the same side as the two lateral spheres 4 when the two lateral spheres 4 are jointly supporting the uneven bottom surface of the cylindrical workpiece to be processed.

[0055] When the two bottom balls 5 on the same side as the two lateral balls 4 are driven to rise to the same or different heights according to the pressure values ​​detected by the two pressure detection devices on the same side as the two lateral balls 4, the second universal locking device restricts the movement of the bottom balls 5 and the first universal locking device restricts the movement of the lateral balls 4. This allows the two bottom balls 5 on the same side as the two lateral balls 4 to quickly, smoothly and accurately adjust the cylindrical workpiece to be processed with an uneven bottom surface and tilt to a vertical state. This allows the three lateral balls 4 to first contact the cylindrical workpiece to be processed with an uneven bottom surface and adjusted to a vertical state simultaneously, and then smoothly and completely fix the cylindrical workpiece to be processed with an uneven bottom surface and adjusted to a vertical state.

[0056] The first universal mounting device includes a first universal seat 6, which is disposed between the lateral ball 4 and the pressure detection device. The end face of the first universal seat 6 facing the lateral ball 4 is provided with a first universal groove 7 that mates with the lateral ball 4. Several first receiving grooves 8 are arranged around the first universal seat 6. The first receiving grooves 8 are connected to the first universal grooves 7. A first mounting telescopic member 9 is provided on the first universal seat 6 and located in the first receiving groove 8. The telescopic end of the first mounting telescopic member 9 is provided with a first mounting pad 10 that mates with the lateral ball 4.

[0057] The pressure detection device includes a support base 11, which is disposed between the first linear drive device and the first universal joint 6. A spring 12 is disposed between the support base 11 and the first universal joint 6. A pressure sensor 13 is disposed between the spring 12 and the support base 11. A guide is disposed between the first universal joint 6, the spring 12, and the support base 11.

[0058] The guide includes a guide plate 14 disposed between the first universal seat 6 and the spring 12; and several guide posts 15, one end of which is disposed on the support seat 11, and the other end of which passes through the guide plate 14.

[0059] The first linear drive device includes a first connecting seat 16 disposed on the top surface of the mounting base 3, and a first support telescopic member 17 is disposed between the first connecting seat 16 and the support base 11.

[0060] The second universal joint fixing device includes a second universal seat 18, which is disposed between the second linear drive device and the bottom ball 5. The end face of the second universal seat 18 facing the bottom ball 5 is provided with a second universal groove 19 that mates with the bottom ball 5. Several second receiving grooves 20 are arranged around the second universal seat 18. The second receiving grooves 20 are connected to the second universal grooves 19. A second fixing telescopic member 21 is disposed on the second universal seat 18 and located in the second receiving groove 20. The telescopic end of the second fixing telescopic member 21 is provided with a second fixing pad 22 that mates with the bottom ball 5.

[0061] The second linear drive device includes a second connecting seat 23, which is disposed between the second universal joint 18 and the support base 2, and a second support telescopic member 24 is disposed between the second connecting seat 23 and the second universal joint 18.

[0062] An adjustment device is provided between the mounting base 3 and the first linear drive device;

[0063] Each of the aforementioned adjustment devices is used to drive each of the first linear drive devices to rise the same vertical distance before the three bottom spheres 5 jointly support the cylindrical workpiece with an uneven bottom surface, so that when the cylindrical workpiece with an uneven bottom surface and different heights tilts on the three bottom spheres 5, two of the lateral spheres 4 can provide joint support.

[0064] The adjustment device includes an adjustment telescopic component 25, which is disposed between the mounting base 3 and the first linear drive device; the translation drive device is an XY linear module 26.

[0065] It should be noted that any reference signs placed between parentheses in the claims should not be construed as limiting the claims. The word "comprising" does not exclude the presence of components or steps not listed in the claims. The word "a" or "an" preceding a component does not exclude the presence of a plurality of such components. The invention can be implemented by means of hardware comprising several different components and by means of a suitably programmed computer. In a unit claim enumerating several means, several of these means may be embodied by the same item of hardware. The use of the words first, second, and third, etc., does not indicate any order. These words can be interpreted as names.

[0066] Although preferred embodiments of the invention have been described, those skilled in the art, upon learning the basic inventive concept, can make other changes and modifications to these embodiments. Therefore, the appended claims are intended to be interpreted as including both the preferred embodiments and all changes and modifications falling within the scope of the invention.

[0067] In this invention, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this invention according to the specific circumstances.

[0068] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., refer to specific features, structures, materials, or characteristics described in connection with that embodiment or example, which are included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms should not be construed as necessarily referring to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

Claims

1. A workshop work platform, characterized in that: include: The main body of the work platform (1) is provided with a support base (2) that is movably mounted on the top surface of the main body of the work platform (1), and a translation drive device is provided between the support base (2) and the main body of the work platform (1). The top surface of the support base (2) is provided with three mounting seats (3) at equal angles. Each mounting seat (3) has a lateral ball (4) movably mounted on its inner end face. The lateral ball (4) is movably mounted along the radial direction of the support base (2). A first linear drive device is provided between the mounting seat (3) and the lateral ball (4). A pressure detection device is provided between the lateral ball (4) and the first linear drive device. A bottom ball (5) is provided on the top surface of the support base (2) and below the inner side of each of the lateral balls (4), and a second linear drive device is provided between the bottom ball (5) and the support base (2). A first universal joint fixing device is provided between the lateral ball (4) and the pressure detection device, and a second universal joint fixing device is provided between the bottom ball (5) and the second linear drive device; Before the two bottom spheres (5) on the same side as the two side spheres (4) are driven to rise to the same or different heights according to the pressure values ​​detected by the two pressure detection devices on the same side as the two side spheres (4), the second universal locking device allows the bottom spheres (5) to move in all directions, and the first universal locking device allows the side spheres (4) to move in all directions. When the two bottom spheres (5) on the same side as the two side spheres (4) are driven to rise to the same or different heights according to the pressure values ​​detected by the two pressure detection devices on the same side as the two side spheres (4), the second universal locking device restricts the movement of the bottom spheres (5) and the first universal locking device restricts the movement of the side spheres (4). The first universal anti-locking device includes a first universal seat (6), which is disposed between the lateral ball (4) and the pressure detection device. The end face of the first universal seat (6) facing the lateral ball (4) is provided with a first universal groove (7) that cooperates with the lateral ball (4). Several first receiving grooves (8) are arranged around the first universal seat (6). The first receiving grooves (8) are connected to the first universal grooves (7). A first anti-locking telescopic member (9) is provided on the first universal seat (6) and located in the first receiving groove (8). The telescopic end of the first anti-locking telescopic member (9) is provided with a first anti-locking pad (10) that cooperates with the lateral ball (4). The second universal mounting device includes a second universal seat (18) disposed between the second linear drive device and the bottom ball (5). The end face of the second universal seat (18) facing the bottom ball (5) is provided with a second universal groove (19) that mates with the bottom ball (5). Several second receiving grooves (20) are arranged around the second universal seat (18). The second receiving grooves (20) are connected to the second universal grooves (19). A second mounting telescopic member (21) is provided on the second universal seat (18) and located in the second receiving groove (20). The telescopic end of the second mounting telescopic member (21) is provided with a second mounting pad (22) that mates with the bottom ball (5).

2. The workshop work platform according to claim 1, characterized in that: The pressure detection device includes a support base (11) disposed between the first linear drive device and the first universal joint (6). A spring (12) is disposed between the support base (11) and the first universal joint (6). A pressure sensor (13) is disposed between the spring (12) and the support base (11). A guide is disposed between the first universal joint (6), the spring (12), and the support base (11).

3. A workshop work platform according to claim 2, characterized in that: The guide includes a guide plate (14) disposed between the first universal seat (6) and the spring (12); and several guide posts (15), one end of which is disposed on the support seat (11) and the other end of which passes through the guide plate (14).

4. A workshop work platform according to claim 2, characterized in that: The first linear drive device includes a first connecting seat (16) disposed on the top surface of the mounting seat (3), and a first support telescopic member (17) is disposed between the first connecting seat (16) and the support seat (11).

5. A workshop work platform according to claim 1, characterized in that: The second linear drive device includes a second connecting seat (23) disposed between the second universal joint (18) and the support base (2), and a second support telescopic member (24) is disposed between the second connecting seat (23) and the second universal joint (18).

6. A workshop work platform according to any one of claims 1-5, characterized in that: An adjustment device is provided between the mounting base (3) and the first linear drive device; Each of the aforementioned adjustment devices is used to drive each of the first linear drive devices to rise the same vertical distance before the three bottom spheres (5) jointly support the cylindrical workpiece with an uneven bottom surface, so that when the cylindrical workpiece with an uneven bottom surface and different heights tilts on the three bottom spheres (5), two of the lateral spheres (4) can provide joint support.

7. A workshop work platform according to claim 6, characterized in that: The adjustment device includes an adjustment telescopic component (25) disposed between the mounting base (3) and the first linear drive device; the translation drive device is an XY linear module (26).