CN211758074U - Automatic workpiece positioning device of pipe expander - Google Patents

Abstract

The utility model discloses an automatic workpiece positioning device of a pipe expander, comprising a frame, a first door panel is slidably arranged on the frame, a second door panel is slidably arranged on the frame and located on one side of the first door panel, and the frame is slidably arranged on the frame. A first drive device is provided on the frame, a limit assembly that can limit the distance of the second door panel moving to the outside is also provided on the frame, and a second drive device that can drive the second door panel to move inward is also provided on the frame. . The frame of the utility model is provided with a first door panel and a second door panel located on one side of the first door panel, and both the first door panel and the second door panel can be slidably arranged relative to the frame, and the first drive device drives the first door panel to extend Then the first door plate drives the second door plate to move together, the second door plate stops moving after reaching the position of the limit assembly, and then installs the workpiece, the second drive device drives the second door plate to move inward and cooperates with the first door plate to clamp the workpiece, Realize the fixation of the workpiece, which greatly improves the production efficiency.

Description

A workpiece automatic positioning device of a pipe expander

【Technical field】

The utility model relates to an automatic positioning device for a workpiece of a pipe expander.

【Background technique】

The tube expander is a process type equipment used to perform the tube expansion process on the heat exchanger of the heat exchange equipment such as air conditioners. .

The traditional pressing and fixing device is usually set with a fixed number of door panels. This device can only fix a single type of heat exchanger, and it is not firmly fixed for heat exchangers of different types and sizes. To fix the heat exchanger, it is necessary to manually install the door panel for adjustment, but the engineering of manual adjustment is time-consuming and laborious, and it is difficult to position the heat exchanger, resulting in low work efficiency.

The present invention is generated based on the above problems.

【Content of utility model】

The purpose of the utility model is to aim at the deficiencies of the prior art, and to propose an automatic positioning device for a workpiece of a tube expander, which can fix different types of heat exchangers and improve the tube expansion efficiency.

In order to solve the above technical problems, the utility model provides the following technical solutions: an automatic workpiece positioning device for a pipe expander, which is characterized in that it includes a frame, and a first door panel is slidably arranged on the frame, and the frame A second door panel that can cooperate with the first door panel to clamp or release the workpiece is slidably arranged on the side of the first door panel, and the frame is provided with a second door panel that can drive the first door panel to slide to the outside to drive the second door panel. The first drive device that moves the door panels together, the frame is also provided with a limit component that can limit the distance of the second door panel moving to the outside, and the frame is also provided with a second drive that can drive the second door panel to move inward. device.

The above-mentioned automatic positioning device for a workpiece of a pipe expander is characterized in that the second driving device includes a screw rod horizontally arranged on the frame, and the screw rod is provided with a screw that can be horizontally arranged when it rotates. The nut seat that moves in the direction.

The above-mentioned automatic workpiece positioning device for a pipe expander is characterized in that, two sides of the second door panel are respectively provided with guide rail mounting plates that are slidably connected to the frame, and the limit component includes a The limit bump is on the outer side of the guide rail mounting plate, and the limit assembly further includes a limit plate that is fixedly connected with the nut seat and can abut against the limit bump.

The above-mentioned automatic workpiece positioning device for a pipe expander is characterized in that, the first door panel is slidably arranged on the guide rail mounting plate, and an energy source is arranged between the first door panel and the guide rail mounting plate. An elastic device that drives the second door panel to move together and keeps the first door panel and the second door panel at a certain distance.

The above-mentioned automatic workpiece positioning device for a pipe expander is characterized in that the first driving device is a driving cylinder, the cylinder barrel of the driving cylinder is fixedly connected to the frame, and the piston rod of the driving cylinder is connected to the first driving cylinder. Door panel fixed connection.

The above-mentioned automatic workpiece positioning device for a pipe expander is characterized in that one end of the second door panel is rotatably connected to one of the guide rail mounting plates, and the other end of the second door panel is connected to the other guide rail mounting plate. A locking device is provided between.

The above-mentioned automatic workpiece positioning device for a pipe expander is characterized in that a first door plate positioning block is provided on the side of the first door plate facing the second door plate.

The above-mentioned automatic workpiece positioning device for a pipe expander is characterized in that a plurality of layers of first door panels and second door panels are slidably arranged on the frame.

Compared with the prior art, the automatic positioning device for a workpiece of a pipe expander of the present invention has the following beneficial effects:

1. The rack of the present utility model is provided with a first door panel and a second door panel located on one side of the first door panel, and both the first door panel and the second door panel can be slidably arranged relative to the rack, and the first drive device drives the first The door panel stretches out, then the first door panel drives the second door panel to move together, the second door panel stops moving after reaching the position of the limit assembly, and then installs the workpiece, and the second drive device drives the second door panel to move inward and cooperate with the first door panel to clamp The workpiece can be fixed to realize the fixation of the workpiece, which greatly improves the production efficiency.

2. According to the size of the heat exchanger, the utility model can select the number and quantity of the door panels that need to work, and drive the first door panels of the corresponding layers to slide out through the first driving device, so as to drive the second door panels to slide out together for work. , and then drive the second door panel backward through the second drive device, and then adjust the distance between the second door panel and the first door panel, automatically realize the pressing and fixing of workpieces of different sizes, reduce the time for fixing the workpiece each time, greatly Improved production efficiency.

3. The side of the first door panel facing the second door panel of the present utility model is provided with a first door panel positioning block, which can directly lean the workpiece against the first door panel positioning block, which ensures the positioning effect of the workpiece and makes the pipe expanding device It can accurately enter into the workpiece, which improves the precision and efficiency of the expanding tube.

【Description of drawings】

The specific embodiments of the present utility model will be described in further detail below in conjunction with the accompanying drawings, wherein:

1 is a top view of the utility model in an unused state;

2 is a top view of the first drive device of the present invention when the first door panel and the second door panel are pushed out;

Fig. 3 is the perspective view of the utility model clamping workpiece;

Figure 4 is a right side view of the clamping workpiece of the present invention.

【Detailed ways】

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in Figures 1 to 4, in this embodiment, an automatic workpiece positioning device for a pipe expander includes a frame 1, and a first door panel 10 is slidably arranged on the frame 1. The frame 1 and located on one side of the first door panel 10 is slidably provided with a second door panel 20 that can cooperate with the first door panel 10 to clamp or release the workpiece 100. The frame 1 is provided with a second door panel 20 that can drive the first door panel 10. The first drive device 2 that slides to the outside and drives the second door panel 20 to move together. The frame is also provided with a limit assembly 3 that can limit the distance of the second door panel 20 moving outward. The frame 1 is also provided with a The second driving device 4 can drive the second door panel 20 to move inward. The frame of the utility model is provided with a first door panel and a second door panel located on one side of the first door panel, and both the first door panel and the second door panel can be slidably arranged relative to the frame, and the first drive device drives the first door panel to extend Then the first door plate drives the second door plate to move together, the second door plate stops moving after reaching the position of the limit assembly, and then installs the workpiece, the second drive device drives the second door plate to move inward and cooperates with the first door plate to clamp the workpiece, Realize the fixation of the workpiece, which greatly improves the production efficiency.

As shown in FIG. 1 to FIG. 4 , in this embodiment, the second driving device 4 includes a screw rod 41 horizontally arranged on the frame 1 , and the screw rod 41 is provided with a screw rod 41 that can be horizontally arranged when the screw rod 41 rotates. The nut seat 42 moves in the direction. When the screw rod rotates, the nut seat will move left and right on the screw rod. When it is in working state, the second drive device will drive the limit plate to the designated position, and then the first drive device will drive the first door panel and the second door panel to move. When the limit bump on the guide rail mounting plate connected with the second door plate is pressed against the limit plate, it reaches the designated position. When the workpiece is installed between the first door plate and the second door plate, the screw rotates and the nut seat moves back. , and then drive the second door panel to squeeze closer to the position of the first door panel, so as to realize the pressing and fixing of the workpiece, and the adjustment by the screw rod will be more accurate.

As shown in FIG. 1 to FIG. 4 , in this embodiment, two sides of the second door panel 20 are respectively provided with guide rail mounting plates 30 slidably connected to the rack 1 , and the limiting assembly 3 includes a The limiting protrusions 31 on the outer side of the guide rail mounting plate 30 , and the limiting assembly 3 further includes a limiting plate 32 that is fixedly connected with the nut seat 42 and can abut against the limiting protrusions 31 . The movement distance of the second door plate is first limited by the cooperation of the limit plate and the limit bump, and then the limit plate is driven back by the nut seat, and the second door plate is driven back to realize the clamping of the workpiece.

As shown in FIG. 1 to FIG. 4 , in this embodiment, the first door panel 10 is slidably arranged on the guide rail mounting plate 30 , and an energy source is arranged between the first door panel 10 and the guide rail mounting plate 30 . The elastic device 5 drives the second door panel 20 to move together and keeps the first door panel 10 and the second door panel 20 at a certain distance. Because the second door panel is fixedly connected to the guide rail mounting plate, and the first door panel is slidably connected to the guide rail mounting plate, when the first drive device drives the first door panel to slide, the elastic device provided between the first door panel and the guide rail mounting plate can drive the second door panel to slide. The door panel slides to keep the distance between the first door panel and the second door panel within a safe range.

As shown in FIGS. 1 to 4 , in this embodiment, the first driving device 2 is a driving cylinder, the cylinder of the driving cylinder is fixedly connected to the frame 1 , and the piston rod of the driving cylinder is connected to the first door panel 10 . Fixed connection; when working, the piston rod of the driving cylinder extends outwards, driving the first door panel to move outward, and when the first door panel reaches the position of the second door panel, it drives the second door panel to move outward together and enters the standby state.

As shown in FIG. 1 to FIG. 4 , in this embodiment, one end of the second door panel 20 is rotatably connected to one of the rail mounting plates 30 , and the other end of the second door panel 20 is connected to the other rail mounting plate 30 . A locking device 6 is provided between. When the locking device is opened, the second door can be turned to open for easy installation of workpieces.

As shown in FIGS. 1 to 4 , in this embodiment, a first door panel positioning block 101 is provided on the side of the first door panel 10 facing the second door panel 20 . The workpiece can be directly leaned on the positioning block of the first door panel, and the positioning is more accurate.

As shown in FIG. 1 to FIG. 4 , in this embodiment, several layers of first door panels 10 and second door panels 20 are slidably arranged on the rack 1 . When the utility model is used, the number and quantity of the door panels to be worked can be selected according to the size of the heat exchanger, and the first door panels of the corresponding layers are driven to slide out by the first driving device, so as to drive the second door panels to slide out together for work, and then Then, the second door panel is driven back by the second drive device, and the distance between the second door panel and the first door panel is adjusted, and the workpieces of different sizes are automatically pressed and fixed, which reduces the time for fixing the workpiece each time, and greatly improves the Productivity.

In addition, it should be noted that the use of words such as "first" and "second" to define components is only for the convenience of distinguishing components. Unless otherwise stated, the above words have no special meaning and therefore cannot be understood as Limitation of the scope of the present invention.

The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention, as long as the technical solutions that achieve the purpose of the present invention by basically the same means fall within the protection scope of the present invention.

Claims (8)

1. The utility model provides a work piece automatic positioning device of electric tube expander, its characterized in that, includes frame (1), frame (1) is gone up to slide and is provided with first door plant (10), frame (1) on and lie in one side of first door plant (10) and slide and be provided with second door plant (20) that can cooperate and then the centre gripping or loosen work piece (100) with first door plant (10), frame (1) on be provided with first drive arrangement (2) that can drive first door plant (10) and slide and then drive second door plant (20) concerted movement to the outside, frame (1) on still be provided with spacing subassembly (3) that can restrict second door plant (20) outside displacement distance, frame (1) on still be provided with second drive arrangement (4) that can drive second door plant (20) inside lateral movement.

2. The automatic workpiece positioning device of a pipe expander as claimed in claim 1, wherein said second driving means (4) comprise a screw (41) horizontally arranged on the frame (1), the screw (41) being provided with a nut seat (42) which is movable in a horizontal direction upon rotation thereof.

3. The automatic workpiece positioning device of the pipe expander as claimed in claim 2, wherein guide rail mounting plates (30) slidably connected with the machine frame (1) are respectively arranged on two sides of the second door panel (20), the limiting assembly (3) comprises limiting lugs (31) arranged on the outer sides of the guide rail mounting plates (30), and the limiting assembly (3) further comprises limiting plates (32) fixedly connected with the nut seat (42) and capable of abutting against the limiting lugs (31).

4. The automatic workpiece positioning device of the pipe expander as claimed in claim 3, wherein the first door panel (10) is slidably disposed on the guide rail mounting plate (30), and an elastic device (5) capable of driving the second door panel (20) to move together and keeping the first door panel (10) and the second door panel (20) at a certain distance is disposed between the first door panel (10) and the guide rail mounting plate (30).

5. The automatic workpiece positioning device of the pipe expander as claimed in claim 1, wherein the first driving device (2) is a driving cylinder, a cylinder barrel of the driving cylinder is fixedly connected with the frame (1), and a piston rod of the driving cylinder is fixedly connected with the first door panel (10).

6. The automatic workpiece positioning device of the pipe expander as claimed in claim 3, wherein one end of the second door panel (20) is rotatably connected with one of the guide rail mounting plates (30), and a locking device (6) is arranged between the other end of the second door panel (20) and the other guide rail mounting plate (30).

7. The automatic workpiece positioning device of the pipe expander as claimed in claim 1, wherein a first door panel positioning block (101) is arranged on the side of the first door panel (10) facing the second door panel (20).

8. The automatic workpiece positioning device of a pipe expander as claimed in claim 1, wherein the frame (1) is slidably provided with a plurality of layers of first and second door panels (10, 20).

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