CN113714354A

CN113714354A - X-axis rear material blocking device

Info

Publication number: CN113714354A
Application number: CN202110801950.4A
Authority: CN
Inventors: 邵谦; 李振光; 马恒喜
Original assignee: Ruitie Machine Tool Suzhou Co ltd
Current assignee: Ruitie Machine Tool Suzhou Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-11-30

Abstract

The invention discloses an X-axis rear material blocking device which comprises a finger blocking assembly, a linear guide rail, a guide rail slide block, a bottom plate, a front bearing seat assembly body, a ball screw, a rear bearing seat assembly body, a coupler and a servo motor, wherein the finger blocking assembly body is arranged on the front end of the guide rail slide block; the finger blocking assembly is connected with the guide rail sliding block, and the guide rail sliding block can slide along the linear guide rail; the linear guide rail and the ball screw are arranged in parallel side by side, the front end of the ball screw is connected with the front bearing seat assembly body, the rear end of the ball screw is connected with the rear bearing seat assembly body, and the ball screw is fixedly connected with the bottom plate through the front bearing seat assembly body and the rear bearing seat assembly body; the ball screw is provided with a nut seat connecting plate which is fixedly connected with the finger blocking assembly, and the nut seat connecting plate enables the finger blocking assembly to be linked with the ball screw; the ball screw is connected with the servo motor through a coupler. The X-axis rear stop device has the advantages of high automation degree, capability of perfectly fitting with a bending machine system, flexible adjustment of stop finger positions and accurate positioning of workpieces.

Description

X-axis rear material blocking device

Technical Field

The invention relates to the technical field of bending machines, in particular to an X-axis rear material blocking device capable of accurately positioning a bent workpiece through system control.

Background

When the bending machine works, the stop finger is required to position the workpiece. Generally, a plurality of stop fingers of the bending machine move along an X axis, and the stop fingers synchronously move back and forth by controlling a beam, so that the bending positioning can not be carried out when the positioning edge of the structure is a bevel edge non-standard workpiece, and the interference is easily caused; often need handle this type of problem through marking off bending, and marking off bending work efficiency is lower, because belong to artifical location simultaneously, uncertain factor is great, influences the effect of bending.

Therefore, there is a need for an improvement to overcome the deficiencies of the prior art.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides an X-axis rear material blocking device which is accurate in positioning and high in automation degree.

The technical scheme of the invention is as follows:

the X-axis rear material blocking device comprises a blocking finger assembly body, a linear guide rail, a guide rail sliding block, a bottom plate, a front bearing seat assembly body, a ball screw, a rear bearing seat assembly body, a coupler and a servo motor; the finger blocking assembly, the linear guide rail, the guide rail sliding block, the front bearing seat assembly body, the ball screw, the rear bearing seat assembly body, the coupler and the servo motor are all arranged on the bottom plate; the finger blocking assembly is connected with the guide rail sliding block, and the guide rail sliding block can slide along the linear guide rail; the linear guide rail and the ball screw are arranged in parallel side by side, the front end of the ball screw is connected with the front bearing seat assembly, the rear end of the ball screw is connected with the rear bearing seat assembly, and the ball screw is fixedly connected with the bottom plate through the front bearing seat assembly and the rear bearing seat assembly; a nut seat connecting plate is arranged on the ball screw and fixedly connected with the finger blocking assembly, and the nut seat connecting plate enables the finger blocking assembly to be linked with the ball screw; the ball screw is connected with the servo motor through the coupler.

As a preferred technical scheme, the finger blocking assembly comprises a finger blocking head, a rotating shaft, a sliding plate, a guide plate, a scale turntable, a push-pull seat and an adjusting screw rod; the stop finger is connected with the sliding plate through the rotating shaft, the sliding plate is connected with the guide plate, and the sliding plate is arranged in a sliding mode relative to the guide plate; the adjusting screw penetrates through the push-pull seat, two ends of the adjusting screw are respectively connected with the guide plate and the scale turntable, the push-pull seat is connected with the sliding plate, the scale turntable rotates to drive the adjusting screw to rotate, and the push-pull seat drives the sliding plate to move relative to the guide plate.

As a further preferable technical solution, an adjusting screw is provided on the finger stopper, and the adjusting screw keeps the finger stopper in a horizontal state.

As a further preferable technical scheme, a step platform is arranged at one end, far away from the rotating shaft, of the stop finger.

As a further preferable technical scheme, U-shaped notches are formed in the upper layer and the lower layer of the stepped platform at one ends far away from the rotating shaft.

As a further preferable technical solution, the sliding plate is provided with a stopper.

As a preferable technical scheme, a proximity switch is arranged at the front end of the finger blocking assembly.

As a preferred technical scheme, the front bearing seat assembly comprises a front bearing gland, a deep groove ball bearing and a front bearing seat; and the front bearing gland presses the deep groove ball bearing to the front bearing seat.

As a preferred technical scheme, the rear bearing seat assembly comprises a rear bearing gland, an angular contact ball bearing, a precision locking nut and a rear bearing seat, the rear bearing gland presses the angular contact ball bearing to the rear bearing seat, and the precision locking nut is used for adjusting the angular contact ball bearing to ensure that the ball screw rotates smoothly.

According to the X-axis rear material blocking device, the ball screw is driven by the servo motor to drive the finger blocking assembly to move, a workpiece to be processed is positioned, the positioning precision is high, the finger blocking assembly is arranged above the guide rail and is arranged in parallel with the ball screw side by side, the gravity center of a blocking finger can be effectively lowered, the back and forth movement of the blocking finger is enabled to be more stable, and the positioning effect is further guaranteed. The X-axis rear stop device has the advantages of high automation degree, capability of perfectly fitting with a bending machine system, flexible adjustment of stop finger positions and accurate positioning of workpieces.

Drawings

Fig. 1 is an exploded schematic view of an X-axis rear striker device according to an embodiment of the present invention;

FIG. 2 is an exploded view of a finger assembly in the embodiment of the X-axis rear striker device of the present invention;

fig. 3 is an enlarged view of a portion C in fig. 2.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

The words "if", as used herein, may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrases "if determined" or "if detected (a stated condition or event)" may be interpreted as "when determined" or "in response to a determination" or "when detected (a stated condition or event)" or "in response to a detection (a stated condition or event)", depending on the context.

It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.

Fig. 1 shows an X-axis backstop device according to an embodiment of the present invention. The X-axis rear material blocking device comprises a blocking finger assembly body 1, a linear guide rail 2-1, a guide rail slide block 2-2, a bottom plate 3, a front bearing seat assembly body 4, a ball screw 5, a rear bearing seat assembly body 6, a coupler 7 and a servo motor 9; the finger blocking assembly 1, the linear guide rail 2-1, the guide rail slide block 2-2, the front bearing seat assembly 4, the ball screw 5, the rear bearing seat assembly 6, the coupler 7 and the servo motor 9 are all arranged on the bottom plate 3. The finger blocking assembly 1 is connected with the guide rail sliding block 2-2, and the guide rail sliding block 2-2 can slide along the linear guide rail 2-1; the linear guide rail 2-1 is fixed with the bottom plate 3, and the finger blocking assembly 1 is connected with the guide rail sliding block 2-2; so that the finger-blocking assembly 1 can slide linearly along the direction of the linear guide rail 2-1. The linear guide rail 2-1 and the ball screw 5 are arranged in parallel side by side, the front end of the ball screw 5 is connected with the front bearing seat assembly 4, the rear end of the ball screw 5 is connected with the rear bearing seat assembly 6, and the ball screw 5 is fixedly connected with the bottom plate 3 through the front bearing seat assembly 4 and the rear bearing seat assembly 6; a nut seat connecting plate 10 is arranged on the ball screw 5, the nut seat connecting plate 10 is fixedly connected with the finger blocking assembly 1, and the nut seat connecting plate 10 enables the finger blocking assembly 1 to be linked with the ball screw 5; the ball screw 5 is connected with the servo motor 9 through the coupler 7.

In this embodiment, the servo motor 9 is connected to the motor mounting plate 8. The front bearing seat assembly comprises a front bearing gland, a deep groove ball bearing and a front bearing seat; and the front bearing gland presses the deep groove ball bearing to the front bearing seat. The rear bearing seat assembly comprises a rear bearing gland, an angular contact ball bearing, a precise locking nut and a rear bearing seat, the angular contact ball bearing is pressed and mounted on the rear bearing seat through the rear bearing gland, and the precise locking nut is used for adjusting the angular contact ball bearing to ensure that the ball screw rotates smoothly. During specific assembly, the deep groove ball bearing is pressed to the front bearing seat by the bearing pressing cover; the bearing gland presses the angular contact ball bearing to the rear bearing seat; the front end of the ball screw 5 is connected with the front bearing seat assembly 4, and the rear end of the ball screw 5 is connected with the rear bearing seat assembly 6; after the connection is completed, the front bearing seat assembly 4 and the rear bearing seat assembly 6 are fixedly connected with the bottom plate 3. The ball screw is ensured to rotate smoothly by rotating the precise locking nut to adjust the angular contact ball bearing. The tail end of the ball screw 5 is connected to the rotary shaft of the servo motor 9 through the coupling 7, and then the motor mounting plate 8 is fixed to the base plate 3.

As shown in fig. 2 and fig. 3, in the present embodiment, the finger-blocking assembly 1 includes a finger-blocking head 1-1, a rotating shaft 1-2, a sliding plate 1-3, a guide plate 1-8, a scale rotating disc 1-5, a push-pull seat 1-6 and an adjusting screw 1-7; the stop finger 1-1 is connected with the sliding plate 1-3 through the rotating shaft 1-2, the sliding plate 1-3 is connected with the guide plate 1-8, and the sliding plate 1-3 is arranged in a sliding manner relative to the guide plate 1-8; the adjusting screw rods 1-7 penetrate through the push-pull seats 1-6, two ends of the adjusting screw rods are respectively connected with the guide plates 1-8 and the scale rotating discs 1-5, the push-pull seats 1-6 are connected with the sliding plates 1-3, the scale rotating discs 1-5 drive the adjusting screw rods 1-7 to rotate, and the push-pull seats 1-7 drive the sliding plates 1-3 to move relative to the guide plates 1-8. The sliding plates 1-3 are connected with the guide plates 1-8, the sliding plates 1-3 can slide back and forth relative to the guide plates 1-8, corresponding guide grooves are arranged between the sliding plates, the sliding plates 1-3 can be driven to slide back and forth by rotating the scale rotary discs 1-5 to drive the adjusting screws 1-7, and the scale on the scale disc can accurately control the back and forth sliding distance. In the embodiment, the dial comprises scale turntables 1-5 and push-pull seats 1-6, and the adjusting screws 1-7 penetrate through the push-pull seats 1-6 to be connected with the scale turntables 1-5. The scale rotating disc 1-5 is rotated to drive the adjusting screw rod 1-7 and the scale on the scale rotating disc 1-5 is matched to accurately control the front-back sliding distance of the push-pull seat 1-6, so that the sliding distance of the sliding plate 1-3 is accurately controlled.

As shown in fig. 3, in this embodiment, an adjusting screw is disposed on the finger-blocking head, and the adjusting screw keeps the finger-blocking head in a horizontal state. The finger stopping head 1-1 is connected with the sliding plate 1-3 through the rotating shaft 1-2, the finger stopping head 1-1 can rotate around the rotating shaft 1-2, and the finger stopping head 1-1 is adjusted through the adjusting screw 1-9 and the adjusting screw 1-10 to keep the horizontal state. The blocking finger is directly connected with the sliding plate through the rotating shaft, can rotate according to the rotating shaft, and enables the working surface of the blocking finger to be horizontal by adjusting the position of the positioning screw.

In this embodiment, the nut seat connecting plate 10 is connected with the ball screw 5, and the nut seat connecting plate 10 is connected with the guide plates 1 to 8, so that the finger-blocking assembly 1 and the ball screw 5 are linked.

Preferably, a step platform is arranged at one end, far away from the rotating shaft, of the blocking finger. The stepped platform at the front end of the finger blocking head can be suitable for workpieces with height drop at the positioning end, and can increase the positioning stroke.

Preferably, the upper layer and the lower layer of the step platform are provided with U-shaped notches at the ends far away from the rotating shaft. The U-shaped notch can more effectively position the bending workpiece.

Preferably, the sliding plate is provided with stoppers 1-4. The stops 1-4 may increase the stop-specific travel when a portion of the workpiece is encountered.

In order to sense whether the plate reaches the bending positioning point, a proximity switch 11 can be arranged at the front end of the finger blocking assembly. Specifically, as shown in fig. 3, the proximity switch 11 of the present embodiment is disposed on the finger stopper 1-1.

According to the X-axis rear material blocking device, the ball screw is driven by the servo motor to drive the finger blocking assembly to move, the workpiece to be machined is positioned, the positioning precision is high, the finger blocking assembly is arranged above the guide rail and is arranged in parallel with the ball screw side by side, the gravity center of a finger can be effectively lowered, the forward and backward movement of the finger is enabled to be more stable, and the positioning effect is further guaranteed. The X-axis rear material blocking device has the advantages of high automation degree, flexible adjustment of the position of the blocking finger and accurate positioning of a workpiece.

In summary, the embodiments of the present invention are merely exemplary and should not be construed as limiting the scope of the invention. All equivalent changes and modifications made according to the content of the claims of the present invention should fall within the technical scope of the present invention.

Claims

X axle backstop material device, its characterized in that: the device comprises a finger blocking assembly, a linear guide rail, a guide rail sliding block, a bottom plate, a front bearing seat assembly body, a ball screw, a rear bearing seat assembly body, a coupler and a servo motor; the finger blocking assembly, the linear guide rail, the guide rail sliding block, the front bearing seat assembly body, the ball screw, the rear bearing seat assembly body, the coupler and the servo motor are all arranged on the bottom plate; the finger blocking assembly is connected with the guide rail sliding block, and the guide rail sliding block can slide along the linear guide rail; the linear guide rail and the ball screw are arranged in parallel side by side, the front end of the ball screw is connected with the front bearing seat assembly, the rear end of the ball screw is connected with the rear bearing seat assembly, and the ball screw is fixedly connected with the bottom plate through the front bearing seat assembly and the rear bearing seat assembly; a nut seat connecting plate is arranged on the ball screw and fixedly connected with the finger blocking assembly, and the nut seat connecting plate enables the finger blocking assembly to be linked with the ball screw; the ball screw is connected with the servo motor through the coupler.
2. The X-axis backstop device of claim 1 wherein: the finger blocking assembly comprises finger blocking heads, a rotating shaft, a sliding plate, a guide plate, a scale turntable, a push-pull seat and an adjusting screw rod; the stop finger is connected with the sliding plate through the rotating shaft, the sliding plate is connected with the guide plate, and the sliding plate is arranged in a sliding mode relative to the guide plate; the adjusting screw penetrates through the push-pull seat, two ends of the adjusting screw are respectively connected with the guide plate and the scale turntable, the push-pull seat is connected with the sliding plate, the scale turntable rotates to drive the adjusting screw to rotate, and the push-pull seat drives the sliding plate to move relative to the guide plate.
3. The X-axis backstop device of claim 2 wherein: and the stop finger is provided with an adjusting screw which enables the stop finger to keep a horizontal state.
4. The X-axis backstop device of claim 2 wherein: one end of the blocking finger, which is far away from the rotating shaft, is provided with a step platform.
5. The X-axis backstop device of claim 4 wherein: two-layer upper and lower keeping away from of ladder platform the one end of pivot all is provided with U type breach.
6. The X-axis backstop device of claim 2 wherein: the sliding plate is provided with a stop block.
7. The X-axis backstop device of claim 1 wherein: and the front end of the finger blocking assembly is provided with a proximity switch.
8. The X-axis backstop device of claim 1 wherein: the front bearing seat assembly comprises a front bearing gland, a deep groove ball bearing and a front bearing seat; and the front bearing gland presses the deep groove ball bearing to the front bearing seat.
9. The X-axis backstop device of claim 1 wherein: the rear bearing seat assembly comprises a rear bearing gland, an angular contact ball bearing, a precise locking nut and a rear bearing seat, the angular contact ball bearing is pressed and mounted on the rear bearing seat through the rear bearing gland, and the precise locking nut is used for adjusting the angular contact ball bearing to ensure that the ball screw rotates smoothly.