A positioning device for three-layer bidirectional contact machine

Abstract

The present invention discloses a positioning device for a three-layer bidirectional contact machine, and relates to the field of contact machines. The present invention comprises a bottom box with an open structure at the top and a workbench fixedly mounted on the top of the bottom box; three pairs of guide rails are fixedly mounted side by side on the upper surface of the workbench, and a slider is slidably mounted on each guide rail along the length direction; a positioning bar is fixedly mounted on the relative inner side surfaces of each pair of sliders; a clamping bar is arranged on each of the three pairs of positioning bars; the three pairs of clamping bars are stacked from top to bottom, and each clamping bar is provided with a contact clamping groove; a contact clamping position is formed between each pair of contact clamping grooves, and the three pairs of contact clamping grooves are stacked from top to bottom. The present invention not only has a simple and reasonable structural design and is convenient to use, but also has a good clamping and positioning effect on silver contacts or copper contacts, ensures the processing quality of the contacts, and has a high market application value.

Description

Technical Field

[0001] The invention belongs to the field of contact machines, and in particular relates to a positioning device for a three-layer bidirectional contact machine. Background Art

[0002] The three-layer bidirectional contact is made by aligning the sheared silver, copper and silver wire segments, and then using stamping to greatly deform the wire segments to achieve cold welding. At present, the positioning device for the three-layer bidirectional contact machine in the prior art has a poor positioning effect on the three wire segments, resulting in a low pass rate for the produced three-layer bidirectional contacts. Therefore, it is urgent to study a positioning device for the three-layer bidirectional contact machine to solve the above problems. Summary of the invention

[0003] The present invention provides a positioning device for a three-layer bidirectional contact machine, the purpose of which is to solve the problems raised in the above background technology.

[0004] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0005] The present invention is a positioning device for a three-layer bidirectional contact machine, comprising a bottom box with an open structure at the top and a workbench fixedly mounted on the top of the bottom box; three pairs of guide rails are fixedly mounted side by side on the upper surface of the workbench, and a slider is slidably mounted on each guide rail along the length direction; a positioning strip is fixedly mounted on the opposite inner side surfaces of each pair of sliders; a clamping strip is arranged on each of the three pairs of positioning strips; the three pairs of clamping strips are stacked from top to bottom, and a contact clamping groove is provided on each of the clamping strips; a contact clamping position is formed between each pair of the contact clamping grooves, and the three pairs of contact clamping grooves are stacked from top to bottom; three pairs of fixing blocks are fixedly mounted side by side on the upper surface of the workbench; three pairs of fixing blocks are fixedly mounted ... The fixed blocks correspond to the three pairs of guide rails one by one, and a guide rod is vertically inserted on each of the fixed blocks; the upper end of the guide rod is connected to the upper surface of the slider at the corresponding position through a transmission rod; the lower end of the guide rod extends to the interior of the bottom box and is provided with a limit rod; the limit rod and the guide rod are vertically arranged; a first spring is installed between the limit rod and the workbench; a roller is rotatably installed on one end of the limit rod; a pair of driving shafts are rotatably installed side by side inside the bottom box, and three adjusting cams are axially installed side by side on each of the driving shafts; the three pairs of adjusting cams correspond to the three pairs of rollers one by one, and the outer wall of each roller is in line with the outer wall of the corresponding adjusting cam.

[0006] Furthermore, a power assembly for driving the two driving shafts to rotate synchronously is fixedly mounted on one side wall of the bottom box.

[0007] Furthermore, a second spring is arranged on the guide rail; one end of the second spring is connected to the sliding block, and the other end of the second spring is connected to the fixing block.

[0008] The present invention has the following beneficial effects:

[0009] The present invention designs a positioning device for a three-layer bidirectional contact machine, which can realize the positioning of three contacts respectively. It is not only simple and reasonable in structural design and easy to use, but also has a good clamping and positioning effect on silver contacts or copper contacts, thereby ensuring the processing quality of the contacts and having high market application value.

[0010] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0012] Figure 1 It is a structural schematic diagram of a positioning device for a three-layer bidirectional contact machine of the present invention;

[0013] Figure 2 for Figure 1 The main view of the structure;

[0014] Figure 3 for Figure 1 A side view of the structure;

[0015] Figure 4 for Figure 1 A schematic diagram of the structure enlargement at the center A;

[0016] Figure 5 It is a schematic diagram of the internal structure of the bottom box of the present invention.

[0017] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0018] 1- bottom box, 2- workbench, 3- guide rail, 4- slider, 5- positioning bar, 6- fixed block, 7- guide rod, 8- transmission rod, 9- first spring, 10- roller, 11- driving shaft, 12- adjusting cam, 13- power assembly, 14- second spring, 501- contact clamping groove. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] See also Figure 1-5 As shown, the present invention is a positioning device for a three-layer bidirectional contact machine, comprising a bottom box 1 with an open structure at the top and a workbench 2 fixedly mounted on the top of the bottom box 1; three pairs of guide rails 3 are fixedly mounted side by side on the upper surface of the workbench 2, and a slider 4 is slidably mounted on each guide rail 3 along the length direction; a positioning bar 5 is fixedly mounted on the opposite inner side surfaces of each pair of sliders 4;

[0021] Each of the three pairs of positioning strips 5 is provided with a clamping strip; the three pairs of clamping strips are stacked from top to bottom, and each clamping strip is provided with a contact clamping groove 501 in a rectangular structure; a contact clamping position is formed between each pair of contact clamping grooves 501, and the three pairs of contact clamping grooves 501 are stacked from top to bottom;

[0022] Three pairs of fixed blocks 6 are fixedly installed side by side on the upper surface of the workbench 2; the three pairs of fixed blocks 6 correspond to the three pairs of guide rails 3 one by one, and each fixed block 6 is vertically inserted with a guide rod 7; the guide rod 7 is slidably matched with the fixed block 6; the upper end of the guide rod 7 is connected to the upper surface of the corresponding slider 4 through the transmission rod 8; the transmission rod 8 is respectively kept in rotational cooperation with the guide rod 7 and the slider 4;

[0023] The lower end of the guide rod 7 extends to the inside of the bottom box 1 and is provided with a limit rod; the limit rod is vertically arranged with the guide rod 7; a first spring 9 is installed between the limit rod and the workbench 2; a roller 10 is rotatably installed at one end of the limit rod;

[0024] A pair of driving shafts 11 are installed in the bottom box 1 for rotation in parallel, and three adjusting cams 12 are installed in parallel along the axial direction on each driving shaft 11; the three pairs of adjusting cams 12 correspond to the three pairs of rollers 10 one by one, and the outer wall of each roller 10 is in line with the outer wall of the corresponding adjusting cam 12;

[0025] The maintenance time of the maximum curvature radius of the three pairs of adjustment cams 12 is different; the specific working principle is as follows: when a silver contact falls between the two contact clamping grooves 501 located at the bottom layer, the adjustment cam 12 corresponding to the position of the contact clamping groove 501 of the bottom layer reaches the maximum curvature radius, at this time the slider 4 is at the lowest end of the stroke and continues to maintain, and the two contact clamping grooves 501 of the bottom layer clamp the silver contact therein; when the copper contact falls between the two contact clamping grooves 501 located at the middle layer, the adjustment cam 12 corresponding to the position of the contact clamping groove 501 of the middle layer reaches The maximum curvature radius, at this time, the slider 4 is located at the lowest end of the stroke and continues to maintain, and the two contact clamping grooves 501 in the middle layer clamp the copper contacts therein; when another silver contact falls between the two contact clamping grooves 501 located at the top layer, the adjustment cam 12 corresponding to the position of the contact clamping groove 501 in the top layer reaches the maximum curvature radius, at this time, the slider 4 is located at the lowest end of the stroke and continues to maintain, and the two contact clamping grooves 501 in the top layer clamp the silver contacts therein; when the contact pressing is completed, the three pairs of adjustment cams 12 end the maximum curvature radius, and the three pairs of contact clamping grooves 501 are reset.

[0026] Specifically, a power assembly 13 for driving the two driving shafts 11 to rotate synchronously is fixedly installed on one side wall of the bottom box 1; the power assembly 13 includes a power box and two driving motors fixedly installed side by side inside the power box; the two driving motors correspond one to one with the two driving shafts 11, and one end of each driving shaft 11 is connected to the output shaft of the driving motor at the corresponding position through a coupling.

[0027] Specifically, a second spring 14 is disposed on the guide rail 3 ; one end of the second spring 14 is connected to the slider 4 , and the other end of the second spring 14 is connected to the fixing block 6 .

[0028] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A positioning device for a three-layer bidirectional contact machine, comprising a bottom box (1) with an open structure at the top and a workbench (2) fixedly mounted on the top of the bottom box (1); characterized in that: Three pairs of guide rails (3) are fixedly installed side by side on the upper surface of the workbench (2), and a slider (4) is slidably installed on each of the guide rails (3) along the length direction; a positioning strip (5) is fixedly installed on the opposite inner side surfaces of each pair of sliders (4); Each of the three pairs of positioning strips (5) is provided with a clamping strip; the three pairs of clamping strips are stacked from top to bottom, and each of the clamping strips is provided with a contact clamping groove (501) in a rectangular structure; a contact clamping position is formed between each pair of the contact clamping grooves (501), and the three pairs of the contact clamping grooves (501) are stacked from top to bottom; Three pairs of fixed blocks (6) are fixedly installed side by side on the upper surface of the workbench (2); the three pairs of fixed blocks (6) correspond to the three pairs of guide rails (3) one by one, and a guide rod (7) is vertically inserted on each of the fixed blocks (6); the upper end of the guide rod (7) is connected to the upper surface of the slider (4) at the corresponding position through a transmission rod (8); The lower end of the guide rod (7) extends to the interior of the bottom box (1) and is provided with a limit rod; the limit rod and the guide rod (7) are arranged vertically; a first spring (9) is installed between the limit rod and the workbench (2); a roller (10) is rotatably installed at one end of the limit rod; A pair of driving shafts (11) are rotatably mounted in parallel inside the bottom box (1), and three adjusting cams (12) are axially mounted in parallel on each of the driving shafts (11); the three pairs of adjusting cams (12) correspond to the three pairs of rollers (10) one by one, and the outer wall of each roller (10) is in contact with the outer wall of the corresponding adjusting cam (12).

2. A positioning device for a three-layer bidirectional contact machine according to claim 1, characterized in that: A power assembly (13) for driving the two driving shafts (11) to rotate synchronously is fixedly mounted on one side wall of the bottom box (1).

3. A positioning device for a three-layer bidirectional contact machine according to claim 1 or 2, characterized in that: A second spring (14) is provided on the guide rail (3); one end of the second spring (14) is connected to the slide block (4), and the other end is connected to the fixed block (6).

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