CN115945907A - Assembling device and method for head shell assembly - Google Patents

Abstract

The invention relates to the technical field of automatic assembly, in particular to an assembly device and an assembly method of a head shell assembly. The assembling device of the head shell assembly comprises a pressing assembly, wherein the pressing assembly is used for pressing the head shell provided with the shifting fork and the output shaft, so that the shifting fork and the output shaft are both arranged in the head shell; the clamping assembly is used for clamping the output shaft; and the screwing assembly is used for driving the output shaft to rotate, so that the torque of the output shaft reaches a preset value. According to the assembling device of the head shell assembly, the shifting fork and the output shaft can be tightly pressed in the head shell through the pressing assembly, then the output shaft is tightly clamped through the clamping assembly, the rotation of the output shaft is realized through the screwing assembly, when the torque of the output shaft reaches a preset value, the automatic assembling of the head shell assembly is completed, and the assembling device has the advantages of high efficiency and low labor intensity.

Description

Assembly device of head shell assembly and assembly method of head shell assembly

technical field

The invention relates to the technical field of automatic assembly, in particular to an assembly device for a head shell assembly and an assembly method for the head shell assembly.

Background technique

This section provides background information related to the present disclosure only and is not necessarily prior art.

The head shell assembly is widely used in cutting equipment, and the head shell assembly includes a head shell, a shift fork and an output shaft. In the prior art, screwing the shift fork into the output shaft and detecting the torque of the output shaft are all done manually, which has low efficiency and high labor intensity.

Contents of the invention

The purpose of the present invention is to at least solve the problem of low efficiency and high labor intensity of the head shell assembly in the prior art due to manual operation. This purpose is achieved through the following technical solutions:

A first aspect of the present invention proposes an assembly device for a head shell assembly, comprising:

A pressing assembly, the pressing assembly is used to press the head shell equipped with the shift fork and the output shaft, so that both the shift fork and the output shaft are installed in the head shell;

a clamping assembly comprising claws for clamping the output shaft; and

A tightening assembly is used to drive the output shaft to rotate so that the torque of the output shaft reaches a preset value.

According to the assembly device of the head shell assembly of the present invention, the shift fork and the output shaft can be pressed into the head shell through the pressing assembly, and then the output shaft can be clamped by the clamping assembly, and the rotation of the output shaft can be realized by the screwing assembly , when the torque of the output shaft reaches the set value, the automatic assembly of the head shell assembly is completed, which has the advantages of high efficiency and low labor intensity.

In addition, the assembly device of the head shell assembly according to the present invention may also have the following additional technical features:

In some embodiments of the present invention, the compression assembly includes:

first driving unit;

a pressure head connected to the first driving part; and

A working plate, the working plate is arranged opposite to the indenter, a positioning core is arranged on the working plate, the positioning core is used to install the head shell, the positioning core is arranged opposite to the indenter, the The first driving part drives the indenter to move toward the positioning core so as to compress the head shell.

In some embodiments of the present invention, the pressing assembly also includes:

an installation part, the indenter is fixed on the installation part;

a guide rod, the two ends of the guide rod are respectively connected with the installation part and the working plate; and

A first return spring, the first return spring is sheathed on the guide rod.

In some embodiments of the present invention, there are multiple guide rods, each of which is provided with the first return spring.

In some embodiments of the present invention, the clamping assembly includes:

the second driving unit;

a locking block, one end of the locking block is connected to one end of the second driving part;

the rotating shaft clamping plate is connected with the other end of the locking block, the rotating shaft clamping plate is equipped with claws, and the claws are used to clamp the output shaft, and

a second return spring, the second return spring is arranged inside the claw, and is used to control the automatic reset of the claw;

The second driving part is used to drive the locking block to move toward the claw, so that the claw opens.

In some embodiments of the present invention, the tightening assembly includes:

motor;

a driving wheel, the driving wheel is connected to the motor;

a driven wheel, the driven wheel is meshed with the driving wheel;

The rotating shaft is installed on the rotating shaft clamping plate, and the driving wheel is fixed on the rotating shaft.

In some embodiments of the present invention, the driving direction of the first driving part is perpendicular to the driving direction of the second driving part.

In some embodiments of the present invention, the rotating shaft is sleeved on the outer surface of the locking block.

The second aspect of the present invention proposes a head shell assembly assembly method, which is implemented according to the head shell assembly assembly device described above, including:

Place the head shell with the shift fork and output shaft on the positioning core;

compressing the skull;

Clamping the output shaft;

Rotate the clamped output shaft until the torque reaches the set value.

In some embodiments of the present invention, the assembly method of the head shell assembly also includes:

After the torque of the output shaft reaches a set value, the output shaft is released.

Description of drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiment. The drawings are only for the purpose of illustrating a preferred embodiment and are not to be considered as limiting the invention. Also throughout the drawings, the same reference numerals are used to denote the same parts. In the attached picture:

FIG. 1 schematically shows a schematic view of the overall structure of an assembly device of a head shell assembly according to an embodiment of the present invention;

Fig. 2 schematically shows a structural schematic diagram of another viewing angle of the assembly device of the head shell assembly according to the embodiment of the present invention;

Fig. 3 schematically shows a schematic structural view of a pressing assembly according to an embodiment of the present invention;

Fig. 4 schematically shows a working state structure diagram of a clamping assembly according to an embodiment of the present invention;

Fig. 5 schematically shows a schematic structural diagram of a screwing assembly and a clamping assembly according to an embodiment of the present invention;

Fig. 6 schematically shows a flow diagram of the assembly method of the head shell assembly according to the embodiment of the present invention.

The reference signs are as follows:

100-assembly device;

10-pressing components;

11-positioning core; 12-guide rod; 13-first return spring; 14-pressure head; 15-first driving part; 16-gantry; 161-support plate; - Installation department;

20 - clamping assembly;

21-claw; 22-the second return spring; 23-locking block; 24-rotating shaft clamping plate; 25-second drive part; 26-cylinder clamping plate; 27-jaw positioning pin;

30-tighten assembly;

31-rotating shaft; 32-rotating shaft splint; 33-driven wheel; 34-driving wheel; 35-motor; 36-motor splint;

50 - safety protection device;

51-safety light curtain; 52-emergency stop switch; 53-protective cover;

60 - control panel;

70 - casters;

80 - protective plate;

90 - workbench;

200-head shell assembly; 201-output shaft; 202-head shell; 203-shift fork.

Detailed ways

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided for more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.

It should be understood that the terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may also be meant to include the plural forms unless the context clearly dictates otherwise. The terms "comprising", "comprising", "containing" and "having" are inclusive and thus indicate the presence of stated features, steps, operations, elements and/or parts but do not exclude the presence or addition of one or Various other features, steps, operations, elements, components, and/or combinations thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless an order of performance is specifically indicated. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be referred to as These terms are limited. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For ease of description, spatial relative terms may be used herein to describe the relationship of one element or feature as shown in the figures with respect to another element or feature, such as "inner", "outer", "inner". ", "Outside", "Below", "Below", "Above", "Above", etc. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "beneath" the other elements or features. feature above". Thus, the example term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in Figures 1 to 6, according to an embodiment of the present invention, a head shell assembly assembly device 100 is proposed, including a pressing assembly 10, a clamping assembly 20 and a screwing assembly 30, wherein the pressing assembly 10 It is used to press the head shell 202 equipped with the shift fork 203 and the output shaft 201, so that both the shift fork 203 and the output shaft 201 are installed in the head shell 202; the clamping assembly 20 includes a claw 21, and the claw 21 is used for clamping The output shaft 201; the tightening assembly 30 is used to drive the output shaft 201 to rotate, so that the torque of the output shaft 201 reaches a preset value.

According to the assembly device 100 of the head shell assembly 200 of the present invention, the shift fork 203 and the output shaft 201 can be pressed into the head shell 202 through the pressing assembly 10, and then the output shaft 201 is clamped by the clamping assembly 20, and the The tightening assembly 30 realizes the rotation of the output shaft 201, and when the torque of the output shaft 201 reaches a preset value, the automatic assembly of the head shell assembly 200 is completed, which has the advantages of high efficiency and low labor intensity. If the torque reaches 35 Nm, the rotation of the output shaft 201 can be stopped, and it can be set to other torque values, such as 40 Nm, etc. as required.

In some optional embodiments, the pressing assembly 10 includes a first driving part 15, a press head 14 and a working plate, the pressing head 14 is connected to the first driving part 15, the working plate 17 is arranged opposite to the pressing head 14, and the working plate 17 There is a positioning core 11 on it, and the positioning core 11 is used to install the head shell 202. The positioning core 11 is set opposite to the indenter 14, and the first driving part 15 drives the indenter 14 to move in the direction of the positioning core 11 to realize the pressure on the head shell 202. tight.

Wherein, the first driving part 15 can be driven by a cylinder or hydraulic pressure. Under the action of the first driving part 15 , the pressure head 14 moves down to realize contact with the head shell assembly 200 and press the head shell assembly 200 .

More specifically, the pressing assembly 10 further includes a mounting portion 18 , a guide rod 12 and a first return spring 13 . The pressure head 14 is fixed on the installation part 18 , the two ends of the guide rod 12 are respectively connected with the installation part 18 and the working plate 17 , and the first return spring 13 is sheathed on the guide rod 12 .

By setting the installation part 18, the installation of the indenter 14 can be realized, wherein the installation part 18 can be realized by using a rectangular plate or an oval plate, on the one hand, the installation of the indenter 14 can be realized, and on the other hand, the upper end of the guide rod 12 can also be realized. installation and fixing.

Specifically, the number of guide rods 12 is multiple, such as two or three. The return spring 13, through this arrangement, the pressure head 14 can be lowered more smoothly. During the descent, the first return spring 13 is compressed, and after the compression of the head shell assembly 200 is completed, the pressure head 14 can pass through the first Return spring 13 realizes automatic reset. Under the action of the first driving part 15, the pressure head 14 and the installation part 18 move down, wherein the installation part 18 moves down along the height direction of the guide rod 12, compressing the first return spring 13, when the pressure head 14 and After the head shell 202 is in contact, continue to press down to realize the compression of the head shell 202 .

The pressing assembly 10 also includes a gantry frame 16, the gantry frame includes a support plate 161 and a support column 162, wherein the upper surface of the support plate 161 is equipped with the first driving part 15, and one end of the support column 162 is arranged on the lower surface of the support plate 161, The quantity of supporting column 162 is two, and the bottom of supporting column 162 is workbench 90, and the upper surface of workbench 90 is placed with workboard 17, and the surface area of workbench 90 is greater than the area of workboard 17, can make workboard 17 in The workbench 90 is installed at a specific position, and enables the work plate 17 to withstand greater work pressure. Wherein, control components, gas or hydraulic oil are arranged below the workbench 90. By setting the workbench 90, the layered arrangement of the entire assembly device 100 can be realized. The upper layer is the pressing assembly 10, the clamping assembly 20 and the screwing assembly 30. , the lower layer is control components, gas or hydraulic oil, and the pneumatic pipeline or hydraulic pipeline is arranged inside the protective cover 53 .

In some optional embodiments, the clamping assembly 20 further includes a second driving part 25, a locking block 23, a rotating shaft clamping plate 24 and a second return spring 22, one end of the locking block 23 and one end of the second driving part 25 Connected, the claw 21 is installed on the rotating shaft clamping plate 24, and is connected with the other end of the locking block 23, and the second return spring 22 is arranged inside the claw 21, which is used to control the automatic reset of the claw 21; the second drive The part 25 is used to drive the locking block 23 to move toward the claw 21, so that the claw 21 opens.

The second driving part 25 can adopt an air cylinder or a hydraulic cylinder to realize the pushing action on the locking block 23, so as to realize the opening of the claw 21, and the locking block 23 moves along the horizontal direction under the action of the second driving part 25. The direction of the claw 21 is moved, so that the second return spring 22 is in a stretched state, and the claw 21 is opened to realize the clamping of the output shaft 201. After the clamping of the output shaft 201 is completed, the output shaft 201 needs to be disassembled, so that When the second driving part 25 moves away from the claw 21 , the locking block 23 moves to the left, and the claw 21 shrinks under the action of the second return spring 22 to reset the claw 21 .

As shown in FIG. 4 , the locking block 23 can move in two directions under the action of the second driving part 25 , that is, move to the right or move to the left.

The second driving part 25 can be installed on the cylinder clamping plate 26 to realize the installation of the second driving part 25 . The cylinder clamping plate 26 here can be used for the pneumatic mode, and also can be a clamping plate for the hydraulic mode.

Wherein, the claw positioning pin 27 is used to realize the connection between the claw 21 and the rotating shaft clamping plate 24, and the number of the claw positioning pin 27 is multiple to realize the fixed installation of the claw 21.

In Fig. 4, the output shaft 201 is clamped in the claw 21, and the second return spring 22 is in a stretched state at this moment. In Fig. 5, the claw 21 has been reset under the action of the second return spring 22, and the reset The rear second return spring 22 is in a free state.

In some optional embodiments, the screwing assembly 30 is arranged side by side with the clamping assembly 20, and the screwing assembly 30 includes: a motor 35, a driving wheel 34, a driven wheel 33 and a rotating shaft 31, the driving wheel 34 is connected with the motor 35, and the driven wheel 33 is engaged with the driving wheel 34, the rotating shaft 31 is installed on the rotating shaft clamping plate 32, and the driving wheel 34 is fixed on the rotating shaft 31.

Motor 35 can adopt servo motor, is installed on the motor clamping plate 36, drives drive wheel 34 to rotate by the output shaft of motor 35, and drive wheel 34 drives driven wheel 33 to rotate, thereby makes rotating shaft 31 rotate along with driven wheel 33, to The torque of the output shaft 201 is adjusted. Among them, the torque control method of the motor 35 is to set the external output button torque of the servo motor through the input of an external analog quantity or the assignment of a direct address. Specifically, for example, assuming that 100V corresponds to a torque of 50 Nm, when the external analog When the load is 70V, the output torque of the motor is 35 Nm; if the load on the motor shaft is lower than 35 Nm, the motor is running forward; when the external load is equal to 35 Nm, the motor does not rotate; It is generated when there is a gravity load), so the set torque can be changed by changing the setting of the analog quantity in real time, and it can also be realized by changing the corresponding address number through communication.

The rotating shaft 31 is sleeved on the outer surface of the locking block 23 . During the rotation of the rotating shaft 31 , the locking block 23 can rotate along with the rotating shaft 31 or be fixed.

The driving direction of the first driving unit 15 is perpendicular to the driving direction of the second driving unit 25 .

Wherein, the driving direction of the first driving part 15 is vertically downward, and the driving direction of the second driving part 25 is horizontal, so that the layout of the assembly device 100 is compact, and it is convenient to install and remove the head shell assembly 200 .

In some optional embodiments, the assembly device further includes a safety protection component 50 to prevent the head shell component 200 from causing danger to the operator during processing.

Specifically, the safety protection assembly 50 includes a protective cover 53, the inner surface of the protective cover 53 is provided with a safety light curtain 51, and the protective cover 53 is arranged on a part of the side of the assembly device 100, for the clamping assembly 20, the screwing assembly 30 and the pressing assembly. Parts of the compact assembly 10 form protection.

A control panel 60 is arranged on the surface of the protective cover 53 , and human-computer interaction is realized through the control panel 60 .

The safety protection assembly 50 also includes an emergency stop switch 52 , which is disposed on the support plate 161 and is used for manually operating the emergency stop switch 52 to shut down the assembly device 100 in an emergency.

The assembly device 100 of the head shell assembly 200 also includes a protective plate 80, the protective plate 80 is arranged on the outside of the second driving part 25 and the motor 35 to form protection for these components, and at the same time, it can also reduce the impact of the noise generated by the motor 35 on the environment. Influence.

The assembling device 100 of the head shell assembly 200 also includes casters 70 , which can be swivel wheels in the prior art, and are arranged at the bottom of the assembling device 100 to facilitate the movement of the assembling device 100 . There are four casters 70 , which are respectively arranged at four end corners of the bottom of the assembly device 100 .

The specific embodiment of the present invention also discloses an assembly method of the head shell assembly 200, which is implemented by using the above-mentioned assembly device 100 of the head shell assembly 200, including the following steps: install the shift fork 203 and the output The head shell 202 of the shaft 201 is placed on the positioning core 11; the head shell 202 is pressed; the output shaft 201 is clamped; and the clamped output shaft 201 is rotated until the torque reaches the set value. The torque here is the torque of the output shaft 201 .

The automatic pressing of the head shell 202 is realized by the pressing assembly 10 , that is to say, under the action of the first driving part 15 , the pressing head 14 is moved downwards to realize the effect of automatically pressing the head shell 202 . It can be realized automatically by using the assembly device 100 .

In the prior art, after manual installation, the torque of the output shaft 201 is usually measured, and it is deemed qualified after reaching the set value. The set value of the torque can be 35 Nm, or it can be set to other values, such as 45 N m and so on.

The clamping of the output shaft 201 is realized by using the clamping assembly 20, and the clamping of the output shaft 201 is realized by the claw 21, which is ready for the next step of tightening operation.

The assembly method of the head shell assembly 200 also includes:

After the torque of the output shaft 201 reaches the set value, the output shaft 201 is loosened, and after the output shaft 201 reaches the set torque, the tightening operation is stopped, and the output shaft 201 is loosened.

The assembling method of the head shell assembly 200 also includes: realizing automatic retraction of the indenter 14 through automatic stretching of the first return spring 13 . This process is set after the output shaft 201 is loosened, so that it is convenient to manually take out the assembled head shell assembly 200 .

Specifically, the assembly method of the head shell assembly 200 also includes manually putting the shift fork 203 into the head shell 202, pressing the output shaft 201 into the head shell 202, and then installing the head shell 202 with the shift fork 203 and the output shaft 201 Placed on the positioning core 11, the automatic assembly of the head shell assembly 200 is realized, and the labor production efficiency is improved.

More specifically, the assembly method of the head shell assembly 200 also includes manually taking out the head shell assembly 200 , and after the completion, manually taking out the method to carry out the next process to produce products requiring the use of the head shell assembly 200 .

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed in the present invention can easily think of changes or Replacement should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (10)

1. An assembly device for a head shell assembly, characterized in that it comprises: A pressing assembly, the pressing assembly is used to press the head shell equipped with the shift fork and the output shaft, so that both the shift fork and the output shaft are installed in the head shell; a clamping assembly for clamping the output shaft; and A tightening assembly is used to drive the output shaft to rotate so that the torque of the output shaft reaches a preset value. 2. The assembly device of the head shell assembly according to claim 1, wherein the pressing assembly comprises: first driving unit; a pressure head connected to the first driving part; and A working plate, the working plate is arranged opposite to the indenter, a positioning core is arranged on the working plate, the positioning core is used to install the head shell, the positioning core is arranged opposite to the indenter, the The first driving part drives the indenter to move toward the positioning core so as to compress the head shell. 3. The assembly device of the head shell assembly according to claim 2, wherein the pressing assembly further comprises: an installation part, the indenter is fixed on the installation part; a guide rod, the two ends of the guide rod are respectively connected with the installation part and the working plate; and A first return spring, the first return spring is sheathed on the guide rod. 4 . The assembly device of the head shell assembly according to claim 3 , wherein there are multiple guide rods, each of which is provided with the first return spring. 5 . 5. The assembly device of the head shell assembly according to claim 2, wherein the clamping assembly comprises: the second driving unit; a locking block, one end of the locking block is connected to one end of the second driving part; the rotating shaft clamping plate is connected with the other end of the locking block, the rotating shaft clamping plate is equipped with claws, and the claws are used to clamp the output shaft; and a second return spring, the second return spring is arranged inside the claw, and is used to control the automatic reset of the claw; The second driving part is used to drive the locking block to move toward the claw, so that the claw opens. 6. The assembly device of the head shell assembly according to claim 5, wherein the tightening assembly comprises: motor; a driving wheel, the driving wheel is connected to the motor; a driven wheel, the driven wheel is meshed with the driving wheel; The rotating shaft is installed on the rotating shaft clamping plate, and the driving wheel is fixed on the rotating shaft. 7. The assembly device of the head shell assembly according to claim 5, wherein the driving direction of the first driving part is perpendicular to the driving direction of the second driving part. 8 . The assembly device of the head shell assembly according to claim 5 , wherein the rotating shaft is sleeved on the outer surface of the locking block. 9. An assembly method of a head shell assembly, implemented according to the assembly device of the head shell assembly according to any one of claims 1 to 8, comprising: Place the head shell with the shift fork and output shaft on the positioning core; compressing the skull; Clamping the output shaft; Rotate the clamped output shaft until the torque reaches the set value. 10. The assembly method of the head shell assembly according to claim 9, further comprising: After the torque of the output shaft reaches a set value, the output shaft is released.

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