Automatic fastening tool for low-pressure wheel mold

Abstract

The utility model provides an automatic fastening tool for a low-pressure wheel mold, which belongs to the technical field of workpiece clamping and comprises a workbench, two fixed fastening components and a movable fastening component. The two fixing and fastening assemblies are arranged on the rear side of the workbench left and right in an included angle mode, each fixing and fastening assembly comprises a first positioning block and a first pressing plate, the first positioning blocks are fixed to the upper end face of the workbench, and the first pressing plates are arranged at the upper ends of the first positioning blocks in a liftable mode; the movable fastening assembly comprises a linear driving mechanism, a mounting plate, a second positioning block and a second pressing plate, the linear driving mechanism is arranged on the front side of the workbench, the mounting plate is arranged on the linear driving mechanism and can move in the front-back direction, the second positioning block is arranged on the upper end face of the mounting plate, and the second pressing plate is arranged at the upper end of the second positioning block in a liftable mode. The automatic fastening tool for the low-pressure wheel die can replace manual work to achieve automatic positioning of the lower die, and the automation degree is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of workpiece clamping, and more specifically, relates to an automatic fastening tooling for a low-pressure wheel mold. Background Art

[0002] When machining the lower die using a CNC machining center, it is necessary to first position and fasten the lower die so that the lower die is stably set on the workbench to avoid dimensional deviations during the machining process.

[0003] In the prior art, locking bolts are usually slidably installed in multiple T-shaped grooves on the workbench, and pressure plates are correspondingly arranged above the locking bolts. After the lower die moves to the specified position, multiple locking bolts are adjusted so that the multiple locking bolts together with the pressure plates move to the outer periphery of the lower die, and the locking bolts are rotated to press the pressure plate against the outer periphery of the lower die, so that the lower die is in a stable state.

[0004] Although this method can complete the positioning of the lower die, there are inevitably certain errors in manual operation, and the operation is also relatively cumbersome. Summary of the Utility Model

[0005] The purpose of the utility model is to provide an automatic fastening tooling for a low-pressure wheel mold, aiming to solve the problems of certain errors in manually positioning the lower die and cumbersome operation.

[0006] To achieve the above purpose, the technical solution adopted by the utility model is: to provide an automatic fastening tooling for a low-pressure wheel mold, including:

[0007] A workbench;

[0008] Two fixed fastening components, the two fixed fastening components are arranged at an angle on the left and right at the rear side of the workbench, the fixed fastening component includes a first positioning block and a first pressure plate, the first positioning block is fixed on the upper end surface of the workbench, and the first pressure plate is arranged above the first positioning block in a liftable manner;

[0009] A moving fastening component, the moving fastening component includes a linear driving mechanism, a mounting plate, a second positioning block and a second pressure plate, the linear driving mechanism is arranged on the front side of the workbench, the mounting plate is arranged on the linear driving mechanism and can move in the front-rear direction, the second positioning block is arranged on the upper end surface of the mounting plate, and the second pressure plate is arranged above the second positioning block in a liftable manner.

[0010] In a possible implementation, sliding grooves are respectively arranged on the left and right sides of the lower end surface of the mounting plate, the sliding grooves extend in the front-rear direction, slide rails are respectively arranged on the left and right sides of the upper end surface of the workbench, the slide rails extend in the front-rear direction, and the two sliding grooves are slidably arranged on the two slide rails in a one-to-one correspondence, and the linear driving mechanism is located between the two slide rails.

[0011] In a possible implementation, T-shaped grooves are respectively arranged on the left and right sides of the upper end surface of the workbench, the two T-shaped grooves are respectively located outside the two slide rails, locking driving mechanisms are respectively arranged on the left and right sides of the mounting plate, and the driving ends of the locking driving mechanisms are slidably arranged in the corresponding T-shaped grooves and can move up and down.

[0012] In a possible implementation, a pointer extending downward is arranged on one side of the mounting plate, a displacement scale value is arranged on the upper end surface of the workbench corresponding to the pointer, and the numerical values of the displacement scale value increase sequentially from back to front.

[0013] In a possible implementation, a first positioning portion is arranged at the front end of the first positioning block, the first positioning portion has a horizontally arranged first lapping surface and a vertically arranged first positioning surface, the first lapping surface is used for supporting the edge of the lower end surface of the lower die, and the first positioning surface is used for abutting against the side surface of the lower die.

[0014] In a possible implementation, a first lifting mechanism is arranged at the upper end of the first positioning block, and the first pressing plate is horizontally rotatably arranged at the upper end of the first lifting mechanism.

[0015] In a possible implementation, a first pressing end is arranged at the end of the first pressing plate, and the lower end surface of the first pressing end is used for pressing the edge of the upper end surface of the lower die.

[0016] In a possible implementation, a second positioning portion is arranged at the front end of the second positioning block, the second positioning portion has a horizontally arranged second lapping surface and a vertically arranged second positioning surface, the second lapping surface is used for supporting the edge of the lower end surface of the lower die, and the second positioning surface is used for abutting against the side surface of the lower die.

[0017] In a possible implementation, a second lifting mechanism is arranged at the upper end of the second positioning block, and the second pressing plate is horizontally rotatably arranged at the upper end of the second lifting mechanism.

[0018] In a possible implementation, a second pressing end is arranged at the end of the second pressing plate, and the lower end surface of the second pressing end is used for pressing the edge of the upper end surface of the lower die.

[0019] The beneficial effects of an automatic fastening tooling for a low-pressure wheel mold provided by the present utility model are as follows: Compared with the prior art, the first pressing plates of the two fixed fastening components are lifted upward, the mounting plate of the movable fastening component moves forward along with the linear drive mechanism, and the second pressing plate is lifted upward. Place the lower mold on the upper end surface of the workbench, the linear drive mechanism drives the mounting plate to move backward, the second positioning block on the mounting plate pushes the lower mold to move backward, so that the rear edge of the lower mold abuts against the two first positioning blocks, and the front edge of the lower mold abuts against the second positioning block. The two first pressing plates descend and press on the upper end surface edge of the lower mold. At the same time, the second pressing plate also descends and presses on the upper end surface edge of the lower mold, thereby stably positioning the lower mold on the workbench. An automatic fastening tooling for a low-pressure wheel mold provided by the present utility model can replace manual labor to achieve automatic positioning of the lower mold, with a high degree of automation, realize clamping and positioning of the lower mold, and provide conditions for the application of an automatic centering probe. It can effectively improve the degree of automation in mold production, provide a basis for the robot to pick up and place parts in the mold workshop, and take an important step towards unmanned operation in the mold processing workshop. Description of the Drawings

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0021] Figure 1 is a three-dimensional view of an automatic fastening tooling for a low-pressure wheel mold provided by the present utility model Figure 1 ;

[0022] Figure 2 is a three-dimensional view of an automatic fastening tooling for a low-pressure wheel mold provided by the present utility model Figure 2 ;

[0023] Figure 3 is a three-dimensional view of the fixed fastening component provided by the present utility model;

[0024] Figure 4 is a three-dimensional view of the movable fastening component provided by the present utility model.

[0025] In the figure:

[0026] 1. Workbench; 2. First positioning block; 3. First pressing plate; 4. Linear driving mechanism; 5. Mounting plate; 6. Second positioning block; 7. Second pressing plate; 8. Chute; 9. Slide rail; 10. T-slot; 11. Locking driving mechanism; 12. Pointer; 13. Displacement scale value; 14. First positioning part; 15. First lapping surface; 16. First positioning surface; 17. First lifting mechanism; 18. First pressing end; 19. Second positioning part; 20. Second lapping surface; 21. Second positioning surface; 22. Second lifting mechanism; 23. Second pressing end. Detailed implementation manner

[0027] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer and more understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0028] In the claims, description and above-mentioned drawings of the present utility model, unless otherwise clearly defined, when using terms such as "first", "second" or "third", etc., they are all used to distinguish different objects and are not used to describe a specific order.

[0029] In the claims, description and above-mentioned drawings of the present utility model, unless otherwise clearly defined, for orientation terms, when using terms such as "center", "horizontal", "longitudinal", "level", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise", "high", "low", etc. to indicate the orientation or position relationship, it is based on the orientation and position relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, so it cannot be understood as limiting the specific protection scope of the present utility model.

[0030] Please refer to Figure 1 and Figure 2 , and now a kind of automatic fastening tooling for low-pressure wheel molds provided by the present utility model will be described. An automatic fastening tooling for low-pressure wheel molds includes a workbench 1, two fixed fastening components and a moving fastening component.

[0031] Two fixed fastening components are arranged on the rear side of the workbench 1 at an angle left and right. The fixed fastening component includes a first positioning block 2 and a first pressing plate 3. The first positioning block 2 is fixed on the upper end surface of the workbench 1, and the first pressing plate 3 is arranged above the first positioning block 2 in a liftable manner; the movable fastening component includes a linear drive mechanism 4, a mounting plate 5, a second positioning block 6 and a second pressing plate 7. The linear drive mechanism 4 is arranged on the front side of the workbench 1. The mounting plate 5 is arranged on the linear drive mechanism 4 and can move in the front-back direction. The second positioning block 6 is arranged on the upper end surface of the mounting plate 5, and the second pressing plate 7 is arranged above the second positioning block 6 in a liftable manner.

[0032] An automatic fastening tooling for a low-pressure wheel mold provided by the present utility model, compared with the prior art, the first pressing plates 3 of the two fixed fastening components are both lifted upwards. The mounting plate 5 of the movable fastening component moves forward along with the linear drive mechanism 4 and lifts the second pressing plate 7 upwards. Place the lower mold on the upper end surface of the workbench 1. The linear drive mechanism 4 drives the mounting plate 5 to move backward. The second positioning block 6 on the mounting plate 5 pushes the lower mold backward, so that the rear edge of the lower mold abuts against the two first positioning blocks 2, and the front edge of the lower mold abuts against the second positioning block 6. The two first pressing plates 3 descend and press on the upper end surface edge of the lower mold. At the same time, the second pressing plate 7 also descends and presses on the upper end surface edge of the lower mold, thereby stably positioning the lower mold on the workbench 1. An automatic fastening tooling for a low-pressure wheel mold provided by the present utility model can replace manual labor to realize automatic positioning of the lower mold, with a high degree of automation, realize clamping and positioning of the lower mold, and provide conditions for the application of an automatic centering probe. The application of the automatic fastening tooling for the lower mold can realize most of the automation of clamping and fastening of the lower mold, greatly reduce the auxiliary actions of employees, and thus reduce the staffing of the front-line production. It can effectively improve the degree of automation in mold production, provide a basis for the mold workshop to realize the up-and-down parts of the manipulator, and take an important step towards the unmanned operation of the mold processing workshop.

[0033] Please refer to Figure 2 , sliding grooves 8 are respectively arranged on the left and right sides of the lower end surface of the mounting plate 5. The sliding grooves 8 extend in the front-back direction. Slide rails 9 are respectively arranged on the left and right sides of the upper end surface of the workbench 1. The slide rails 9 extend in the front-back direction. The two sliding grooves 8 are slidably arranged on the two slide rails 9 in a one-to-one correspondence. The sliding grooves 8 and the slide rails 9 cooperate to form a guiding structure in the front-back direction. Among them, the linear drive mechanism 4 is located between the two slide rails 9. The guiding structures on both sides of the linear drive mechanism 4 can improve the stability of the forward and backward movement of the mounting plate 5.

[0034] Specifically, the linear drive mechanism 4 can be any one of an oil cylinder, a cylinder or an electric push rod, etc.

[0035] Please refer to Figure 2, T-slots 10 are respectively provided on the left and right sides of the upper end surface of the workbench 1, and the two T-slots 10 are respectively located on the outside of the two slide rails 9, and locking drive mechanisms 11 are respectively provided on the left and right sides of the mounting plate 5, and the driving end of the locking drive mechanism 11 is slidably set in the T-slot 10 on the corresponding side and can be lifted and lowered. The driving end of the locking drive mechanism 11 and the T-slot 10 cooperate to slide, and can also form a guide structure in the front-to-back direction, which can also improve the stability of the front-to-back movement of the mounting plate 5. When the mounting plate 5 is moved into place, the driving end of the locking drive mechanism 11 moves upward or downward and abuts against the top or bottom of the T-slot 10, thereby forming a stable positioning for the moving fastening component, thereby ensuring the stability of the lower mold.

[0036] Specifically, the locking drive mechanism 11 can be any one of an oil cylinder, an air cylinder or an electric push rod, and its driving end is a disc structure. The disc is located in the T-slot 10, and the disc will not vertically fall out of the trapezoidal slot. When the driving end of the locking drive mechanism 11 rises, the upper end surface of the disc abuts against the top of the T-slot 10; when the driving end of the locking drive mechanism 11 descends, the lower end surface of the disc is pressed against the bottom of the T-slot 10, thereby forming a positioning for the mobile fastening component.

[0037] See also Figure 1 A pointer 12 extending downward is provided on one side of the mounting plate 5, and the end of the pointer 12 is a pointed end. A displacement scale value 13 is provided on the side of the upper end surface of the workbench 1 corresponding to the pointer 12. The values ​​of the displacement scale value 13 increase from back to front. The pointer 12 moves back and forth with the mounting plate 5, and the pointed end of the pointer 12 moves back and forth to indicate the value corresponding to the displacement scale value 13, so as to mark the displacement distance of the mobile fastening component, so as to facilitate the accurate positioning of the lower mold.

[0038] See also Figure 3 The front end of the first positioning block 2 is provided with a first positioning portion 14, which is an L-shaped block made of an elastic material such as rubber. The first positioning portion 14 has a first lap joint surface 15 arranged horizontally and a first positioning surface 16 arranged vertically, and the first lap joint surface 15 and the first positioning surface 16 are perpendicular to each other. The first lap joint surface 15 is used to support the edge of the lower end surface of the lower mold, and the first positioning surface 16 is used to abut against the side of the lower mold, thereby forming support and clamping for the lower mold.

[0039] In addition, a first lifting mechanism 17 is provided at the upper end of the first positioning block 2, and the first pressing plate 3 is horizontally rotatably provided at the upper end of the first lifting mechanism 17. The first lifting mechanism 17 is any one of an oil cylinder, an air cylinder or an electric push rod, and the driving end of the upper part of the first lifting mechanism 17 is a cylindrical structure, and an annular groove is provided in the middle of the cylindrical structure, and the first pressing plate 3 is sleeved in the annular groove, and the first pressing plate 3 can rotate relative to the cylindrical structure and rise or fall with the cylindrical structure.

[0040] Specifically, a first pressing end 18 is provided at the end of the first pressing plate 3. The first pressing end 18 is integrally formed with the first pressing plate 3. The lower end surface of the first pressing end 18 is used to press against the upper end surface edge of the lower die, thereby realizing the positioning of the lower die.

[0041] Please refer to Figure 4 , a second positioning portion 19 is provided at the front end of the second positioning block 6. The second positioning portion 19 is an L-shaped block body made of an elastic material such as rubber. The second positioning portion 19 has a horizontally arranged second lapping surface 20 and a vertically arranged second positioning surface 21, and the second lapping surface 20 and the second positioning surface 21 are perpendicular to each other. The second lapping surface 20 is used to support the lower end surface edge of the lower die, and the second positioning surface 21 is used to abut against the side surface of the lower die, thereby forming the support and clamping of the lower die.

[0042] In addition, a second lifting mechanism 22 is provided at the upper end of the second positioning block 6, and the second pressing plate 7 is horizontally rotatably arranged at the upper end of the second lifting mechanism 22. The second lifting mechanism 22 can be any one of an oil cylinder, a cylinder or an electric push rod, etc. The driving end at the upper part of the second lifting mechanism 22 is a cylindrical structure, and an annular groove is opened in the middle of the cylindrical structure. The second pressing plate 7 is sleeved in the annular groove, and the second pressing plate 7 can rotate relative to the cylindrical structure and rise or fall along with the cylindrical structure.

[0043] Specifically, a second pressing end 23 is provided at the end of the second pressing plate 7. The second pressing end 23 is integrally formed with the second pressing plate 7. The lower end surface of the second pressing end 23 is used to press against the upper end surface edge of the lower die, thereby realizing the positioning of the lower die.

[0044] The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An automatic fastening tooling for a low-pressure wheel mold, characterized in that, Including: Workbench (1); Two fixed fastening components, the two fixed fastening components are arranged on the rear side of the workbench (1) at an angle on the left and right. The fixed fastening component includes a first positioning block (2) and a first pressing plate (3). The first positioning block (2) is fixed on the upper end surface of the workbench (1), and the first pressing plate (3) is arranged above the first positioning block (2) in a liftable manner; A moving fastening component, the moving fastening component includes a linear driving mechanism (4), a mounting plate (5), a second positioning block (6) and a second pressing plate (7). The linear driving mechanism (4) is arranged on the front side of the workbench (1), the mounting plate (5) is arranged on the linear driving mechanism (4) and can move in the front and rear directions, the second positioning block (6) is arranged on the upper end surface of the mounting plate (5), and the second pressing plate (7) is arranged above the second positioning block (6) in a liftable manner.

2. The automatic fastening tooling for a low-pressure wheel mold according to claim 1, characterized in that Chutes (8) are respectively arranged on the left and right sides of the lower end surface of the mounting plate (5). The chutes (8) extend in the front and rear directions. Slide rails (9) are respectively arranged on the left and right sides of the upper end surface of the workbench (1). The slide rails (9) extend in the front and rear directions. The two chutes (8) are slidably arranged on the two slide rails (9) in a one-to-one correspondence. The linear driving mechanism (4) is located between the two slide rails (9).

3. The automatic fastening tooling for a low-voltage wheel mold according to claim 2, wherein T-shaped grooves (10) are respectively arranged on the left and right sides of the upper end surface of the workbench (1). The two T-shaped grooves (10) are respectively located outside the two slide rails (9). Locking driving mechanisms (11) are respectively arranged on the left and right sides of the mounting plate (5). The driving ends of the locking driving mechanisms (11) are slidably arranged in the corresponding T-shaped grooves (10) and can move up and down.

4. The automatic fastening tooling for a low-voltage wheel mold according to claim 3, characterized in that, A pointer (12) extending downward is arranged on one side of the mounting plate (5). A displacement scale value (13) is arranged on the upper end surface of the workbench (1) corresponding to the pointer (12). The values of the displacement scale value (13) increase sequentially from the rear to the front.

5. The automatic fastening tooling for a low-voltage wheel mold according to claim 1, wherein, A first positioning portion (14) is arranged at the front end of the first positioning block (2). The first positioning portion (14) has a horizontally arranged first overlapping surface (15) and a vertically arranged first positioning surface (16). The first overlapping surface (15) is used to support the edge of the lower end surface of the lower die, and the first positioning surface (16) is used to abut against the side surface of the lower die.

6. The automatic fastening tooling for a low-pressure wheel mold according to claim 5, characterized in that, A first lifting mechanism (17) is arranged at the upper end of the first positioning block (2). The first pressing plate (3) is horizontally rotatably arranged at the upper end of the first lifting mechanism (17).

7. The automatic fastening tooling for a low-pressure wheel mold according to claim 6, wherein, A first pressing end (18) is arranged at the end of the first pressing plate (3). The lower end surface of the first pressing end (18) is used to press the edge of the upper end surface of the lower die.

8. The automatic fastening tooling for a low-pressure wheel mold according to claim 1, characterized in that, A second positioning portion (19) is arranged at the front end of the second positioning block (6). The second positioning portion (19) has a horizontally arranged second overlapping surface (20) and a vertically arranged second positioning surface (21). The second overlapping surface (20) is used to support the edge of the lower end surface of the lower die, and the second positioning surface (21) is used to abut against the side surface of the lower die.

9. The automatic fastening tooling for a low-voltage wheel mold according to claim 8, characterized in that, A second lifting mechanism (22) is provided at the upper end of the second positioning block (6), and the second pressing plate (7) is horizontally rotatably provided at the upper end of the second lifting mechanism (22).

10. The automatic fastening tooling for a low-pressure wheel mold according to claim 9, characterized in that, A second pressing end (23) is provided at the end of the second pressing plate (7), and the lower end surface of the second pressing end (23) is used to press against the edge of the upper end surface of the lower die.

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