Positioner

Abstract

The utility model discloses a positioner, and relates to the technical field of mechanical equipment, the positioner comprises a first stand column and a second stand column, the first stand column and the second stand column are arranged at an interval; the pair of box bodies are arranged on the first stand column and the second stand column respectively; the stepping motor is arranged on the box body of the first stand column; the clamp seat is connected to the box body of the stepping motor and the second stand column, flange plates are installed in the box body, a first installation shaft and a second installation shaft are connected in the two flange plates respectively, a clamping mechanism is connected between the first installation shaft and the second installation shaft, and the clamping mechanism is connected with the first installation shaft and the second installation shaft. The clamp seats of different sizes can be replaced, installation is convenient, operation is easy, and therefore the clamp is suitable for batch production.

Description

Technical Field

[0001] The present application relates to the technical field of mechanical equipment, and in particular to a positioner. Background Art

[0002] The positioner is a special welding auxiliary equipment, which is suitable for the welding position change of rotary work to obtain the ideal processing position and welding speed. In our company's grinding machine series, different specifications of frames are used. The frame is welded by pipes, plates, etc. The existing positioner cannot meet the welding needs of frames of multiple specifications. Therefore, a new structure of the positioner is developed to meet the welding needs of frames of multiple specifications. Utility Model Content

[0003] In view of this, the present application provides a positioner that can replace different clamp seats and is easy to operate, so as to solve the technical problem that the existing positioner cannot meet the welding requirements of multiple specifications of racks.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A positioner, comprising:

[0006] A first column and a second column, wherein the first column and the second column are spaced apart from each other;

[0007] A pair of boxes, the pair of boxes are respectively arranged on the first column and the second column;

[0008] A stepper motor, wherein the stepper motor is mounted on the box of the first column;

[0009] A fixture seat is connected to the stepping motor and the box body of the second column.

[0010] Furthermore, flanges are installed in the two boxes, a first mounting shaft and a second mounting shaft are connected to the two flanges respectively, and a clamping mechanism is connected to the first mounting shaft and the second mounting shaft.

[0011] Furthermore, the clamping mechanism comprises:

[0012] An L-shaped plate, wherein the L-shaped plate is connected to the first mounting shaft / the second mounting shaft;

[0013] A clamping plate is pressed on the clamp seat so that an end of the clamp seat can be fixed between the clamping plate and the L-shaped plate.

[0014] Furthermore, the L-shaped plate includes a vertical portion and a flat portion which are perpendicular to each other, the vertical portion is connected to the first mounting axis / the second mounting axis, and the clamp seat can be placed on the flat portion and clamped at the top by the clamping plate.

[0015] Furthermore, the clamping plate is provided with a plurality of screws, and the lower ends of the screws pass through the clamp seat and are connected to the straight portion to fix the clamp seat on the straight portion.

[0016] Furthermore, the clamping mechanism comprises:

[0017] An L-shaped plate, wherein the L-shaped plate is connected to the first mounting shaft / the second mounting shaft;

[0018] A mounting plate, the mounting plate being fixed to the L-shaped plate;

[0019] A clamping assembly is movably connected to the mounting plate, and the clamping assembly is connected to a clamping plate, which can drive the clamping plate to press on the clamp seat, thereby fixing the clamp seat.

[0020] Furthermore, the clamping assembly comprises:

[0021] A screw rod, the screw rod is threadedly connected to the mounting plate, and a handle is installed on the top of the screw rod;

[0022] A connecting seat, the connecting seat is connected to the top of the clamping plate;

[0023] A mounting post, the mounting post being connected to the lower end of the screw rod, the lower end of the mounting post extending into the connecting seat;

[0024] A connector connected to the lower end of the mounting post;

[0025] A ball head is connected to the lower end of the connecting head and can be pressed against the inner bottom wall of the connecting seat.

[0026] Furthermore, a plurality of internally threaded cylindrical pins are installed at intervals on the connecting seat, and the plurality of internally threaded cylindrical pins are located above the connecting head.

[0027] Furthermore, a plurality of positioning pins are installed on the straight portion, and the clamp seat can be connected to the positioning pins.

[0028] It can be seen from the above technical solution that the advantages of the utility model are:

[0029] 1. The present application provides a clamping mechanism, which can fix the fixture seat. The clamping mechanism is not only easy to install and replace, but also simple and efficient to operate, which can save replacement time.

[0030] 2. The clamping mechanism in the present application also includes a clamping assembly, which can realize the positioning and locking of the clamp seat, so that the clamp seat is fixed more securely, and is convenient for quick clamping and quick replacement of clamp seats of different widths.

[0031] 3. In the present application, the clamp seat is fixed by a clamping mechanism, and the position of the clamp seat relative to the clamping mechanism can be freely adjusted. Therefore, it can be used under different working conditions, so that it can meet the welding requirements of multiple specifications and is suitable for long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] The drawings constituting a part of the present application are used to provide a further understanding of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application.

[0033] Figure 1 This is a schematic diagram of the structure of this application.

[0034] Figure 2 It is a partial cross-sectional view of the clamping mechanism of the present application.

[0035] Figure 3 This is another partial cross-sectional view of the clamping mechanism of the present application.

[0036] Figure 4 This is a schematic structural diagram of a clamping mechanism according to another embodiment of the present application.

[0037] Figure 5 for Figure 4 A partial enlarged view of point D.

[0038] Explanation of the accompanying drawings: first column 1, second column 2, box body 3, flange 31, first mounting shaft 32, mounting bearing 33, nut 34, stepper motor 4, output shaft 41, clamp seat 5, first through hole 51, first pin hole 52, connecting plate 6, L-shaped plate 71, vertical portion 711, straight portion 712, screw hole 7121, second pin hole 7122, screw 72, clamping plate 73, second through hole 731, locating pin 74, second mounting shaft 8, spline hole 81, mounting plate 91, handle 92, screw rod 93, mounting column 94, connecting head 95, ball head 96, connecting seat 97, upper through hole 971, countersunk hole 972, third pin hole 973, internal threaded cylindrical pin 98. DETAILED DESCRIPTION

[0039] In order to make the purpose, technical solution and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the implementation modes and the accompanying drawings. Here, the illustrative implementation modes and descriptions of the present application are used to explain the present application, but are not intended to limit the present application.

[0040] Example 1

[0041] refer to Figures 1 to 3 ,like Figure 1 As shown, this embodiment provides a positioner, which includes: a first column 1, a second column 2, a stepper motor 4 and a fixture seat 5, the first column 1 and the second column 2 are arranged at an interval, and the first column 1 is located on the right side of the second column 2; a pair of boxes 3, a pair of boxes 3 are respectively arranged on the top of the first column 1 and the second column 2; the stepper motor 4 is installed on the box 3 of the first column 1; the fixture seat 5 is connected to the stepper motor 4 and the box 3 of the second column 2.

[0042] In the embodiment of the present application, flanges 31 are installed in the two box bodies 3, and the first mounting shaft 32 and the second mounting shaft 8 are respectively connected to the two flanges 31. The first mounting shaft 32 and the second mounting shaft 8 are both connected to a clamping mechanism, and the clamping mechanism is used to fix the position of the fixture seat 5. The parts to be processed are installed on the fixture seat 5 to facilitate welding.

[0043] In the embodiment of the present application, the first mounting shaft 32 and the second mounting shaft 8 are connected to the corresponding flange 31 through a mounting bearing 33, nuts 34 are provided on the ends of the first mounting shaft 32 and the second mounting shaft 8, and the second mounting shaft 8 is connected to the output shaft 41 of the stepper motor 4.

[0044] like Figure 3 As shown, a spline hole 81 is formed at the right end of the second installation shaft 8 , and the left end of the output shaft 41 extends into the spline hole 81 , so that the output shaft 41 is connected to the second installation shaft 8 .

[0045] In the embodiment of the present application, a connecting plate 6 is provided between the first column 1 and the second column 2 .

[0046] like Figure 2 and Figure 3 As shown, the clamping mechanism includes: an L-shaped plate 71 and a clamping plate 73, the left L-shaped plate 71 is connected to the right end of the first mounting shaft 32, and the right L-shaped plate 71 is connected to the left end of the second mounting shaft 8; the clamping plate 73 is pressed on the clamp seat 5 so that the end of the clamp seat 5 can be fixed between the clamping plate 73 and the L-shaped plate 71.

[0047] In the embodiment of the present application, the L-shaped plate 71 includes a vertical portion 711 and a flat portion 712 that are perpendicular to each other. The vertical portion 711 on the left is fixedly connected to the first mounting axis 32, and the vertical portion 711 on the right is fixedly connected to the second mounting axis 8. The clamp seat 5 can be placed on the flat portion 712 and clamped at the top by the clamping plate 73.

[0048] Preferably, a plurality of screws 72 are provided on the clamping plate 73 , and the lower ends of the screws 72 pass through the clamp seat 5 and are connected to the straight portion 712 to fix the clamp seat 5 on the straight portion 712 .

[0049] Preferably, a plurality of first through holes 51 are opened on the clamp seat 5, a screw hole 7121 is opened on the straight portion 712, and a plurality of second through holes 731 are opened on the clamping plate 73. The lower end of the screw 72 passes downward through the first through hole 51 from the second through hole 731 and extends to the lower end of the screw hole 7121, so as to install the clamp seat 5 between the L-shaped plate 71 and the clamping plate 73.

[0050] In the embodiment of the present application, the clamp seat 5 is first fixed on the straight portion 712, and then the clamping plate 73 is placed on the clamp seat 5. Finally, the screw 72 is tightened on the clamping plate 73, the clamp seat 5 and the straight portion 712 to fix the clamp seat 5. During welding, the stepper motor 4 is started to drive the output shaft 41 to rotate. The output shaft 41 drives the L-shaped plate 71 on the right to rotate through the second mounting shaft 8, so that the clamp seat 5 can rotate with the pair of L-shaped plates 71.

[0051] Example 2

[0052] refer to Figure 1 , Figure 4 and Figure 5 , which is different from Example 1, Figure 4 As shown, the clamping mechanism includes: an L-shaped plate 71, a mounting plate 91 and a clamping assembly, the vertical portion 711 on the left is fixedly connected to the first mounting shaft 32, and the vertical portion 711 on the right is fixedly connected to the second mounting shaft 8; the mounting plate 91 is fixed on the vertical portion 711 of the L-shaped plate 71; the clamping assembly is movably connected to the mounting plate 91, and the clamping assembly is connected with a clamping plate 73, which can drive the clamping plate 73 to press on the clamp seat 5, thereby fixing the clamp seat 5.

[0053] like Figure 5 As shown, the clamping assembly includes: a screw rod 93, a connecting seat 97, a mounting column 94, a connecting head 95 and a ball head 96. The screw rod 93 is threadedly connected to the mounting plate 91, and a handle 92 is installed on the top of the screw rod 93 to facilitate the movement of the screw rod 93; the connecting seat 97 is connected to the top of the clamping plate 73; the mounting column 94 is connected to the lower end of the screw rod 93, and the lower end of the mounting column 94 extends into the connecting seat 97; the connecting head 95 is connected to the lower end of the mounting column 94; the ball head 96 is connected to the lower end of the connecting head 95, and can be pressed against the inner bottom wall of the connecting seat 97, and the connecting head 95 and the ball head 96 can rotate in the connecting seat 97.

[0054] Preferably, a plurality of internally threaded cylindrical pins 98 are installed at intervals on the connecting seat 97 , and the plurality of internally threaded cylindrical pins 98 are located above the connecting head 95 . The internally threaded cylindrical pins 98 are located above the connecting head 95 , which can prevent the connecting head 95 from detaching from the connecting seat 97 .

[0055] In the embodiment of the present application, an upper through hole 971 and a sinking hole 972 are sequentially opened in the connecting seat 97 from top to bottom. The lower end of the mounting column 94 passes through the upper through hole 971 and extends into the sinking hole 972 to facilitate connection with the connecting head 95. A pair of third pin holes 973 are opened on the outer side of the upper through hole 971. The internal threaded cylindrical pin 98 is installed in the corresponding third pin hole 973 and extends inwardly into the upper through hole 971 to facilitate limiting the connecting head 95.

[0056] Preferably, a plurality of positioning pins 74 are installed on the straight portion 712 , and the clamp seat 5 can be connected to the positioning pins 74 .

[0057] In the embodiment of the present application, a plurality of first pin holes 52 are provided on the clamp seat 5, and a plurality of second pin holes 7122 are provided on the straight portion 712. A positioning pin 74 is installed in the second pin hole 7122. The first pin hole 52 corresponds to the second pin hole 7122 up and down. The positioning pin 74 extends upward from the second pin hole 7122 to the first pin hole 52, so that the clamp seat 5 is fixed on the straight portion 712.

[0058] In the embodiment of the present application, in order to facilitate fixation and installation, the clamping plate 73 is fixed by pressing, that is: first align the clamp seat 5 with the positioning pin 74 and place it on the straight portion 712, then rotate the handle 92, so that the screw rod 93 drives the connecting head 95 and the ball head 96 to move downward in a spiral manner, and the ball head 96 rotates in the connecting seat 97 and drives the connecting seat 97 to move downward. The clamping plate 73 is connected to the lower end of the connecting seat 97, so the clamping plate 73 will gradually move downward with the rotation of the screw rod 93, and finally press on the clamp seat 5, so that the clamp seat 5 is fixed between the L-shaped plate 71 and the clamping plate 73. During welding, the stepper motor 4 is started and the clamp seat 5 can be driven by the L-shaped plate 71.

[0059] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the embodiments of the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A positioner, characterized in that: include: A first column (1) and a second column (2), wherein the first column (1) and the second column (2) are arranged at an interval; A pair of boxes (3), the pair of boxes (3) being respectively arranged on the first column (1) and the second column (2); A stepper motor (4), the stepper motor (4) being mounted on the box (3) of the first column (1); A fixture seat (5), the fixture seat (5) being connected to the stepping motor (4) and the box body (3) of the second column (2); A flange (31) is installed in each of the two boxes (3), a first installation shaft (32) and a second installation shaft (8) are connected to each of the two flanges (31), and a clamping mechanism is connected to each of the first installation shaft (32) and the second installation shaft (8); The clamping mechanism comprises: an L-shaped plate (71), the L-shaped plate (71) being connected to the first mounting shaft (32) / the second mounting shaft (8); a mounting plate (91), the mounting plate (91) being fixed to the L-shaped plate (71); a clamping assembly, the clamping assembly being movably connected to the mounting plate (91), the clamping assembly being connected to a clamping plate (73) and being capable of driving the clamping plate (73) to press onto the clamp seat (5), thereby achieving fixation of the clamp seat (5); The clamping assembly comprises: a screw rod (93), the screw rod (93) being threadedly connected to the mounting plate (91), a handle (92) being installed on the top of the screw rod (93); a connecting seat (97), the connecting seat (97) being connected to the top of the clamping plate (73); a mounting column (94), the mounting column (94) being connected to the lower end of the screw rod (93), the lower end of the mounting column (94) extending into the connecting seat (97); a connecting head (95), the connecting head (95) being connected to the lower end of the mounting column (94); and a ball head (96), the ball head (96) being connected to the lower end of the connecting head (95) and being capable of pressing against the inner bottom wall of the connecting seat (97).

2. The positioner according to claim 1, characterized in that: The clamping mechanism comprises: An L-shaped plate (71), the L-shaped plate (71) being connected to the first installation shaft (32) / the second installation shaft (8); A clamping plate (73), the clamping plate (73) being pressed onto the clamp seat (5) so that an end portion of the clamp seat (5) can be fixed between the clamping plate (73) and the L-shaped plate (71).

3. The positioner according to claim 2, characterized in that: The L-shaped plate (71) comprises a vertical portion (711) and a straight portion (712) which are perpendicular to each other, the vertical portion (711) being connected to the first mounting shaft (32) / the second mounting shaft (8), and the clamp seat (5) can be placed on the straight portion (712) and clamped at the top by the clamping plate (73).

4. The positioner according to claim 3, characterized in that: A plurality of screws (72) are provided on the clamping plate (73), and the lower ends of the screws (72) pass through the clamp seat (5) and are connected to the straight portion (712) to fix the clamp seat (5) on the straight portion (712).

5. The positioner according to claim 1, characterized in that: A plurality of internally threaded cylindrical pins (98) are installed at intervals on the connection seat (97), and the plurality of internally threaded cylindrical pins (98) are located above the connection head (95).

6. The positioner according to claim 1, characterized in that: A plurality of positioning pins (74) are installed on the straight portion (712), and the clamp seat (5) can be connected to the positioning pins (74).

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