Automatic workpiece angle adjustment tool

Abstract

The present application relates to the technical field of workpiece processing, and in particular to a workpiece angle swinging tool, wherein a plate with an adjustable inclination angle, called a rotating plate, is provided on the base; a rotating shaft is provided at one end of the rotating plate, and the other end of the rotating plate is a movable end; a cam system is also provided on the base; the cam system comprises a cam bracket and a cam rotating shaft rotatably matched with the cam bracket, and the cam bracket is connected and arranged on the upper side of the base; at least two cams are arranged on the cam rotating shaft, and the cam top is under the movable end of the rotating plate; an electric lock for locking the rotating shaft is also connected and arranged on the base; a motor is also included, and the driving shaft of the motor is linked to the cam rotating shaft; a limit switch system is also included, and the signal output end controlled by the limit switch system controls the connection between the electric lock and the motor; the angle of the tooling is automatically adjusted, and errors are reduced without manual adjustment, so that the workpiece processing is more accurate and the production efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of workpiece processing, and in particular to a workpiece angle swinging tool. Background Art

[0002] In some machining tasks, the workpiece has a special structure that needs to be machined at a specific angle, such as milling, drilling, cutting, etc. Auxiliary angle swing tooling can help ensure that the workpiece is machined at the correct angle, thereby ensuring machining accuracy and product quality.

[0003] However, manual adjustment of tooling angles is prone to errors, resulting in inaccurate processing, and manual angle adjustment is slow, affecting production efficiency. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the problems existing in the above-mentioned prior art, the present utility model is proposed.

[0006] Automatic workpiece angling fixture, including base;

[0007] The base is provided with a plate with an adjustable tilt angle, called a rotating plate;

[0008] One end of the rotating plate is provided with a rotating shaft, and the other end of the rotating plate is a movable end, and the angle between the movable end and the base is adjustable;

[0009] A cam system is also provided on the base;

[0010] The cam system comprises a cam bracket and a cam shaft rotatably matched with the cam bracket, the cam bracket is connected to the upper side of the base, and at least two cam brackets are arranged in an array;

[0011] At least two cams are arranged on the cam shaft, and the cams are located below the movable end of the rotating plate;

[0012] The base is also connected to an electric lock with a locking shaft;

[0013] It also includes a motor, the drive shaft of the motor is linked with the cam shaft;

[0014] It also includes a limit switch system, the trigger point of the limit switch system is on the active track of the rotating plate;

[0015] The limit switch system adopts a limit switch system with adjustable trigger point;

[0016] The limit switch system comprises a signal output terminal, and the signal output terminal controlled by the limit switch system controls the connection between the electric control lock and the motor.

[0017] The above design, firstly, by setting a rotating plate and a cam system, the cam can lift the movable end of the rotating plate, so that the angle between the rotating plate and the base can be adjusted, and the workpiece can be placed at an angle, thereby improving the processing accuracy of the workpiece; secondly, the motor is controlled by the limit switch system, and the driving shaft of the motor is linked to the cam shaft. At the same time, the cam shaft is controlled by the limit switch system to realize the electric control of the rotating plate to adjust the placement angle, thereby improving the placement speed and placement accuracy of the tooling; finally, by setting an electric control lock, the limit switch system first opens the electric control lock and then turns on the motor to adjust the angle between the rotating plate and the base. After the adjustment is completed, the rotating shaft of the rotating plate is locked to prevent the rotating plate from jumping when processing the workpiece, thereby improving the processing accuracy of the workpiece.

[0018] Preferably, an elastic mechanism is also connected to the base, one end of the elastic mechanism is connected to the bottom surface of the movable end of the rotating plate, and the other end is connected to the base; by connecting the elastic mechanism between the base and the rotating plate, the stability of the rotating plate is improved, thereby improving the processing accuracy of the workpiece.

[0019] Preferably, a transmission mechanism is also connected to the driving shaft of the motor; the transmission mechanism includes a gear connected to the driving shaft of the motor, called a driving gear, and also includes a gear connected to the cam shaft, called a driven gear, and the driving gear is linked to the driven gear; through the linkage between the driving gear and the driven gear, the motor drives the cam system to ensure that the motor can precisely control the rotation angle of the cam, and the gear set can also be used to increase the torque to ensure that the workpiece can still be driven by the motor when it is relatively heavy.

[0020] Preferably, the motor is a servo motor; the motor is fixedly arranged on the upper side of the base; the servo motor can be controlled with high precision and have high dynamic response, thereby improving the swing angle accuracy of the rotating plate and improving the machining accuracy of the workpiece.

[0021] Preferably, at least two threaded holes are arranged on the upper surface of the rotating plate; by arranging the threaded holes on the rotating plate, after the workpiece is placed, bolts can be screwed into the threaded holes to fix the workpiece, thereby further improving the accuracy of workpiece processing and allowing workpieces of different sizes to be fixed on the rotating plate, saving the development cost of tooling.

[0022] Preferably, the portion of the movable end of the rotating plate that contacts the cam is provided with an insert made of a stainless steel part, and the insert is fixedly connected to the bottom of the rotating plate; a stainless steel cam is provided, and the stainless steel insert is fixedly connected to the lower part of the movable end of the rotating plate, so that after the cam lifts the rotating plate, the wear between the two is reduced, thereby improving the service life of the workpiece during mass production.

[0023] Preferably, a support frame connected to the rotating plate is provided on the upper side of the base, and a through hole is provided on the support frame, and the rotating shaft of the rotating plate is inserted into the through hole; the electric lock is fixed to the side of the support frame; by providing the support frame, it is convenient to install the rotating plate on the base, and the support plate is propped up to a certain height, which is convenient for the installation of the cam system.

[0024] Preferably, the cam bracket includes a support seat and a pressure block detachably connected to the support seat, called a fixed head, and the fixed head and the support seat are both provided with grooves that cooperate with the cam shaft, and the fixed head is pressed above the cam shaft; by setting the support seat and the fixed head, limiting blocks are provided at both ends of the cam shaft and are pressed against the outsides of the two support seats. After the cam shaft is installed in the support seat, the cam shaft is fixed with the fixed head, which facilitates the installation of the cam shaft in the cam bracket. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following is a brief introduction to the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0026] Figure 1 A schematic diagram of the overall structure of an automatic workpiece angle swing tooling according to an embodiment of the utility model;

[0027] Figure 2 A schematic diagram of the structure of some parts in an automatic workpiece angle swing tooling according to an embodiment of the utility model;

[0028] Figure 3 In an embodiment of the utility model provided by the invention, there is provided an automatic workpiece angle swing tool Figure 2 Schematic diagram of the structure in which the rotating plate is separated from the base. DETAILED DESCRIPTION

[0029] In order to make the above-mentioned purposes, features and advantages of the present invention more understandable, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0030] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0031] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general proportion, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0032] Secondly, the "one embodiment" or "embodiment" referred to herein refers to a specific feature, structure or characteristic that can be included in at least one implementation of the utility model. The "in one embodiment" that appears in different places in this specification does not refer to the same embodiment, nor is it a separate or selective embodiment that is mutually exclusive with other embodiments.

[0033] Example 1

[0034] Reference Figure 1-Figure 3 This embodiment provides an automatic workpiece angle adjustment tool, including a base 1.

[0035] The base 1 is provided with a plate with an adjustable inclination angle, which is called a rotating plate 2; a rotating shaft is provided at one end of the rotating plate 2, and the other end of the rotating plate 2 is a movable end, and the angle between the movable end and the base 1 is adjustable; a cam system is also provided on the base 1; the cam system includes a cam bracket 6 and a cam rotating shaft 3 rotatably matched with the cam bracket 6, the cam bracket 6 is connected and arranged on the upper side of the base 1, and at least two cam brackets 6 are arranged in an array; at least two cams are arranged on the cam rotating shaft 3, and the cam top is under the movable end of the rotating plate 2; the base 1 is also connected with an electric control lock 5 for locking the rotating shaft; it also includes a motor 4, and the driving shaft of the motor 4 is linked to the cam rotating shaft 3; it also includes a limit switch system, and the trigger point of the limit switch system is on the movable track of the rotating plate 2; the limit switch system adopts a limit switch system with an adjustable trigger point; the limit switch The system includes a signal output end, and the signal output end controlled by the limit switch system controls the connection between the electric lock 5 and the motor 4; by setting the rotating plate 2 and the cam system, the cam can lift the movable end of the rotating plate 2, so that the angle between the rotating plate 2 and the base 1 can be adjusted, so that the workpiece can be placed at an angle, thereby improving the processing accuracy of the workpiece; secondly, the motor 4 is controlled by the limit switch system, and the drive shaft of the motor 4 is linked with the cam shaft 3, and the cam shaft 3 is controlled by the limit switch system at the same time, so as to realize the electric control of the rotating plate 2 to adjust the placement angle, thereby improving the placement speed and placement accuracy of the tooling; finally, by setting the electric lock 5, the limit switch system first opens the electric lock 5 and then turns on the motor 4 to adjust the angle between the rotating plate 2 and the base 1, and after the adjustment is completed, the shaft of the rotating plate 2 is locked to prevent the rotating plate 2 from jumping when processing the workpiece, thereby improving the processing accuracy of the workpiece.

[0036] The limit switch system includes an angle sensor, a test axis of the angle sensor is connected to the rotating axis of the rotating plate 2, and the test axis coincides with the rotating axis of the rotating plate 2, so that the limit switch system can preset the angle required to rotate. After the angle sensor reaches a predetermined value, the limit switch system controls the motor 4 and the electric lock 5 to close, thereby realizing the multi-angle adjustment of the automatic workpiece angle swing tooling, the versatility of the automatic workpiece angle swing tooling, and improving the processing accuracy of the workpiece. The model of the angle sensor is Bourns 3590S, and the limit switch system adopts 802T series limit switches.

[0037] An elastic mechanism 7 is also connected to the base 1, one end of the elastic mechanism 7 is connected to the bottom surface of the movable end of the rotating plate 2, and the other end is connected to the base 1; by connecting the elastic mechanism 7 between the base 1 and the rotating plate 2, the stability of the rotating plate 2 is improved, thereby improving the processing accuracy of the workpiece.

[0038] A transmission mechanism is also connected to the driving shaft of the motor 4; the transmission mechanism includes a gear connected to the driving shaft of the motor 4, called a driving gear 9, and also includes a gear connected to the cam shaft 3, called a driven gear 8, and the driving gear 9 and the driven gear 8 are linked; through the linkage between the driving gear 9 and the driven gear 8, the motor 4 drives the cam system to ensure that the motor 4 precisely controls the rotation angle of the cam, and the gear set can also be used to increase the torque to ensure that the workpiece can still be driven by the motor 4 when it is heavy.

[0039] At least two threaded holes 10 are arranged on the upper surface of the rotating plate 2; by arranging the threaded holes 10 on the rotating plate 2, after the workpiece is placed, bolts can be screwed into the threaded holes 10 to fix the workpiece, further improving the accuracy of workpiece processing.

[0040] When in use, first place the workpiece on the rotating plate 2, then screw the bolts into the threaded holes 10 around the workpiece, fix the workpiece with the bolts, and then preset the angle through the limit switch system. The limit switch system turns on the electric lock 5 and the motor 4 according to the preset angle. The electric lock 5 first unlocks the rotating shaft of the rotating plate 2, and the motor 4 then drives the driving gear 9 to rotate. The driving gear 9 is meshed with the driven gear 8 for transmission, and the driven gear 8 then drives the cam shaft 3 to rotate. The cam on the rotating cam shaft 3 pushes the movable end of the rotating plate 2 during the rotation process, so that the rotating plate 2 rotates a certain angle. The elastic mechanism 7 is stretched to tighten the rotating plate 2 to keep it stable during rotation. When the rotating plate 2 rotates to the preset angle, the limit switch system turns off the motor 4 through the preset value sensed by the angle sensor, and locks the rotating plate 2 again with the electric lock 5, so as to realize automatic adjustment of the angle of the tooling, without manual adjustment, reducing errors, making the workpiece processing more accurate, and improving production efficiency.

[0041] Example 2

[0042] refer to Figure 2 and Figure 3 , which is the second embodiment of the utility model, and this embodiment is based on the previous embodiment.

[0043] The motor 4 is a servo motor; the motor 4 is fixedly arranged on the upper side of the base 1; the servo motor can be controlled with high precision and high dynamic response, improve the swing angle accuracy of the rotating plate 2, and improve the workpiece processing accuracy.

[0044] The part of the movable end of the rotating plate 2 that contacts the cam is provided with an insert made of a stainless steel part, and the insert is fixedly connected to the bottom of the rotating plate 2; a stainless steel cam is provided, and the stainless steel insert is fixedly connected to the lower part of the movable end of the rotating plate 2, so that after the cam lifts the rotating plate 2, the wear between the two is reduced, thereby improving the service life of the workpiece during mass production.

[0045] A support frame 11 connected to the rotating plate 2 is provided on the upper side of the base 1, and a through hole is provided on the support frame 11, and the rotating shaft of the rotating plate 2 is inserted through the through hole; the electric lock 5 is fixed to the side of the support frame 11; by providing the support frame 11, it is convenient to install the rotating plate 2 on the base 1, and the support plate is propped up to a certain height, which is convenient for the installation of the cam system.

[0046] The cam bracket 6 includes a support seat and a pressure block detachably connected to the support seat, called a fixed head. The fixed head and the support seat are both provided with grooves that cooperate with the cam shaft 3, and the fixed head is pressed on the cam shaft 3; by setting the support seat and the fixed head, limit blocks are set at both ends of the cam shaft 3 and are pressed against the outside of the two support seats. After the cam shaft 3 is installed in the support seat, the cam shaft 3 is fixed with the fixed head, which facilitates the installation of the cam shaft 3 in the cam bracket 6.

[0047] When in use, it is necessary to first unscrew the bolts fixing the fixed head and the support seat, place the cam shaft 3 in the grooves in the two support seats, engage the driven gear 8 with the driving gear 9, and then install the fixed head on the support seat and tighten it with bolts, and then install the rotating plate 2 on the support frame 11, insert the rotating shaft of the rotating plate 2 into the through hole, and then connect the elastic mechanism 7 to the base 1, so that the automatic angle swing tooling can be replaced with rotating plates 2 of different shapes or sizes, and cam shafts 3 of different sizes can also be replaced, thereby increasing the versatility of the automatic workpiece angle swing tooling and saving tooling development costs.

[0048] Importantly, it should be noted that the construction and arrangement of the present application shown in a plurality of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and ratio of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), installation arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, the element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature or number or position of the discrete element can be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure described herein that performs the function, and is not only structurally equivalent but also an equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0049] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0050] It will be appreciated that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will be a routine task of design, fabrication, and production for those of ordinary skill having the benefit of this disclosure without undue experimentation.

[0051] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. Automatic workpiece angle swing tool, including a base, characterized by: The base is provided with a plate with an adjustable tilt angle, called a rotating plate; One end of the rotating plate is provided with a rotating shaft, and the other end of the rotating plate is a movable end, and the angle between the movable end and the base is adjustable; A cam system is also provided on the base; The cam system comprises a cam bracket and a cam shaft rotatably matched with the cam bracket, the cam bracket is connected to the upper side of the base, and at least two cam brackets are arranged in an array; At least two cams are arranged on the cam shaft, and the cams are located below the movable end of the rotating plate; The base is also connected to an electric lock with a locking shaft; It also includes a motor, the drive shaft of the motor is linked with the cam shaft; It also includes a limit switch system, the trigger point of the limit switch system is on the active track of the rotating plate; The limit switch system adopts a limit switch system with adjustable trigger point; The limit switch system comprises a signal output terminal, and the signal output terminal controlled by the limit switch system controls the connection between the electric control lock and the motor.

2. The automatic workpiece angle adjustment tool according to claim 1, characterized in that: The base is also connected with an elastic mechanism, one end of the elastic mechanism is connected to the bottom surface of the movable end of the rotating plate, and the other end is connected to the base.

3. The automatic workpiece angle adjustment tool according to claim 2, characterized in that: The driving shaft of the motor is also connected with a transmission mechanism; The transmission mechanism includes a gear connected to the motor drive shaft, which is called a driving gear, and a gear connected to the cam shaft, which is called a driven gear. The driving gear and the driven gear are linked.

4. The automatic workpiece angle adjustment tool according to claim 3, characterized in that: The motor is a servo motor; The motor is fixedly arranged on the upper side of the base.

5. The automatic workpiece angle adjustment tool according to claim 4, characterized in that: At least two threaded holes are arranged on the upper surface of the rotating plate.

6. The automatic workpiece angle adjustment tool according to claim 5, characterized in that: The cam on the cam shaft is made of stainless steel. The part of the movable end of the rotating plate that contacts the cam is provided with an insert made of a stainless steel part, and the insert is fixedly connected to the bottom of the rotating plate.

7. The automatic workpiece angle adjustment tool according to any one of claims 1 to 6, characterized in that: A support frame connected to the rotating plate is provided on the upper side of the base, and a through hole is provided on the support frame, and a rotating shaft of the rotating plate is inserted into the through hole; The electric control lock is fixed to the side surface of the support frame.

8. The automatic workpiece angle adjustment tool according to any one of claims 1 to 6, characterized in that: The cam bracket includes a support seat and a pressure block detachably connected to the support seat, which is called a fixed head. Both the fixed head and the support seat are provided with grooves that cooperate with the cam shaft, and the fixed head is pressed above the cam shaft.

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