CN218297822U

CN218297822U - A pencil pulling force measuring device for lead wire subassembly

Info

Publication number: CN218297822U
Application number: CN202221809321.2U
Authority: CN
Inventors: 郝守武; 李金敏; 王承磊
Original assignee: Qingdao Enrico Electronics Co ltd
Current assignee: Qingdao Enrico Electronics Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2023-01-13
Anticipated expiration: 2032-07-14

Abstract

The utility model discloses a pencil pulling force measuring device for lead wire subassembly, including the workstation, the spout has been seted up at the top of workstation, is provided with the slider in the spout, and the motor is installed to the top one end of workstation, and the output shaft of motor has the lead screw, and the fixing base is installed to the top other end of workstation, and end fixture is installed at the top of fixing base, and slidable mounting has the lead screw slider on the lead screw, and straining device is installed at the top of lead screw slider, and the bottom and the slider of lead screw slider closely weld. In this a pencil tensile force measuring device for lead wire subassembly, through end fixture and straining device with the both ends tensioning of this pencil subassembly fixed, the one end that drives the pencil through the lead screw removes, and then adjusts the pulling force to measure the pulling force, thereby detect the tensile strength of pencil, guarantee the quick fixed at pencil both ends through end fixture and straining device, and then be convenient for install fast and dismantle the pencil.

Description

A pencil pulling force measuring device for lead wire subassembly

Technical Field

The utility model relates to a pencil measuring equipment technical field, specifically speaking relates to a pencil pulling force measuring device for lead wire subassembly.

Background

In the production of lead wire subassembly, need carry out various tests to the lead wire, the pencil compresses tightly the back and can not be pulled out under certain pulling force, if can't reach the requirement, just it is unqualified to represent the tensile strength of pencil, such pencil produces the hidden danger of taking off the line easily under the effect of external force, leads to using electrical apparatus can not normally work, consequently it is very important to measure through straining the pencil when carrying out the pressure test, generally through the manual work with its taut fixed, tests the tensile strength of pencil through the pulling force change.

But it is stable inadequately to carry out taut fixed through the manual work, and the operation is also more troublesome, is not convenient for carry out the pulling force precision measurement of pencil, leads to measuring accurate inadequately, and the installation of pencil is also inconvenient with the dismantlement, is not convenient for short-term test.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pencil pulling force measuring device for lead wire subassembly to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a pencil pulling force measuring device for lead wire subassembly, comprises a workbench, the spout has been seted up at the top of workstation, be provided with the slider in the spout, the motor is installed to the top one end of workstation, the output shaft of motor has the lead screw, the fixing base is installed to the top other end of workstation, end fixture is installed at the top of fixing base, slidable mounting has the lead screw slider on the lead screw, straining device is installed at the top of lead screw slider, the bottom and the slider of lead screw slider closely weld.

Preferably, one end of the screw rod is rotatably connected with the fixed seat through a bearing.

Preferably, the end fixture includes the fixed block, two montants are installed at the top of fixed block, one the constant head tank has been seted up to the inboard of montant, another screw and threaded connection have a first threaded rod have been seted up at the middle part of montant, a clamp plate is installed to the one end of first threaded rod.

Preferably, the outer end of the first threaded rod is provided with a turntable.

Preferably, the tensioning mechanism comprises two movable blocks, a groove is formed in the inner side of each movable block, a screw hole is formed in the middle of one movable block, a second threaded rod is in threaded connection with the middle of the other movable block, a second pressing plate is installed at one end of the second threaded rod, and a moving block is installed at the bottom of each movable block.

Preferably, a spring is installed at one end of the moving block, a moving plate is installed at the outer end of the spring, and a pressure sensor is installed on the outer side of the moving plate.

Preferably, the top of the lead screw sliding block is provided with a mounting groove, the size of the moving block is smaller than that of the mounting groove, the bottom of the mounting groove is provided with a limiting groove, the bottom of the moving block is provided with a limiting block, and the limiting block is slidably connected with the limiting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

in this a pencil tensile force measuring device for lead wire subassembly, through end fixture and straining device with the both ends tensioning of this pencil subassembly fixed, drive the one end removal of pencil through the lead screw, and then adjust the pulling force to measure the pulling force, thereby detect the tensile degree of pencil, guarantee the quick fixed at pencil both ends through end fixture and straining device, and then be convenient for install fast and dismantle the pencil.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the middle end clamping mechanism of the present invention;

fig. 3 is a partial schematic structural view of the present invention.

The various reference numbers in the figures mean:

1. a work table; 11. a chute; 12. a slider; 2. a motor; 21. a screw rod; 22. a screw rod slide block; 221. mounting grooves; 222. a limiting groove; 3. a fixed seat; 4. an end clamping mechanism; 41. a fixed block; 42. a vertical rod; 421. positioning a groove; 43. a first threaded rod; 431. a first platen; 432. a turntable; 5. a tensioning mechanism; 51. a movable block; 511. a groove; 52. a second threaded rod; 53. a second platen; 54. a moving block; 55. a spring; 56. moving the plate; 57. a pressure sensor; 58. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

The utility model provides a pencil tensile force measuring device for lead wire subassembly, as shown in fig. 1-fig. 3, including workstation 1, spout 11 has been seted up at workstation 1's top, be provided with slider 12 in the spout 11, motor 2 is installed to workstation 1's top one end, motor 2's output shaft has lead screw 21, fixing base 3 is installed to workstation 1's the top other end, end fixture 4 is installed at fixing base 3's top, a centre gripping is carried out to the one end of pencil, slidable mounting has lead screw slider 22 on the lead screw 21, straining device 5 is installed at lead screw slider 22's top, lead screw slider 22's bottom and slider 12 closely weld, it removes to drive lead screw slider 22 through lead screw 21, and then remove straining device 5, the one end that drives the pencil is removed, thereby strain the pencil, conveniently carry out the tensile force and detect.

In this embodiment, one end of the screw rod 21 is rotatably connected to the fixing base 3 through a bearing, so as to ensure stable rotation of the screw rod 21.

Specifically, end fixture 4 includes fixed block 41, and two montants 42 are installed at the top of fixed block 41, and constant head tank 421 has been seted up to the inboard of a montant 42, and screw and threaded connection have a first threaded rod 43 have been seted up at the middle part of another montant 42, and first clamp plate 431 is installed to the one end of first threaded rod 43, through the one end card with the pencil in constant head tank 421 to rotate through first threaded rod 43 and compress tightly first clamp plate 431 on the pencil, thereby fix the one end of pencil.

Further, the outer end of the first threaded rod 43 is provided with a rotary table 432, which facilitates the hand to hold and rotate to drive the first threaded rod 43 to rotate.

Further, tensioning mechanism 5 includes two movable blocks 51, and the inboard of movable block 51 is seted up flutedly 511, and the middle part of a movable block 51 is provided with screw and threaded connection has second threaded rod 52, and second clamp plate 53 is installed to the one end of second threaded rod 52, and movable block 54 is installed to the bottom of movable block 51, and the other end card with the pencil is lived through recess 511 to drive second clamp plate 53 through second threaded rod 52 and remove, and then with the other end chucking of pencil fixed.

Example 2

In order to measure the tension conveniently, on the basis of embodiment 1, a spring 55 is installed at one end of the moving block 54, a moving plate 56 is installed at the outer end of the spring 55, the tension of the wire harness is transmitted to the moving plate 56 through the tensioning mechanism 5, a pressure sensor 57 is installed on the outer side of the moving plate 56, the pressure of the moving plate 56 is measured through the pressure sensor 57, the tension of the wire harness is obtained, and tension data is transmitted to an external device (this is the prior art, and redundant description is not given here).

Further, the top of the lead screw slider 22 is provided with a mounting groove 221, the size of the moving block 54 is smaller than that of the mounting groove 221, the bottom of the mounting groove 221 is provided with a limiting groove 222, the bottom of the moving block 54 is provided with a limiting block 58, and the limiting block 58 is slidably connected with the limiting groove 222, so that the moving block 54 is guaranteed to move in the mounting groove 221, and further, a tension test is performed.

The utility model discloses a pencil tension measuring device for lead wire subassembly is when using, at first assemble the device, and place it stably, then fix the both ends of pencil, through the one end card with the pencil in constant head tank 421, and rotate through first threaded rod 43 and compress tightly first clamp plate 431 on the pencil, thereby it is fixed with the one end of pencil, clamp the other end of pencil through recess 511, and drive second clamp plate 53 through second threaded rod 52 and remove, and then it is fixed with the other end chucking of pencil, the pulling force of pencil passes through straining mechanism 5 and transmits for movable plate 56, pressure sensor 57 is installed in movable plate 56's the outside, measure the pressure of movable plate 56 through pressure sensor 57, and then reach the pulling force of pencil, with pulling force data transmission to external equipment, carry out pulling force numerical value's reading, the one end that drives the pencil through lead screw 21 removes, make the pulling force size change, and measure the pulling force, thereby the wire harness tensile degree that detects.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A wire harness tension measuring device for a lead assembly, comprising a table (1), characterized in that: spout (11) have been seted up at the top of workstation (1), be provided with slider (12) in spout (11), motor (2) are installed to the top one end of workstation (1), the output shaft of motor (2) has lead screw (21), fixing base (3) are installed to the top other end of workstation (1), end fixture (4) are installed at the top of fixing base (3), slidable mounting has lead screw slider (22) on lead screw (21), straining device (5) are installed at the top of lead screw slider (22), the bottom and slider (12) of lead screw slider (22) closely weld.

2. The wire harness tension measuring device for a lead assembly as set forth in claim 1, wherein: one end of the screw rod (21) is rotatably connected with the fixed seat (3) through a bearing.

3. The wire harness tension measuring device for a lead assembly as set forth in claim 1, wherein: end fixture (4) are including fixed block (41), two montants (42), one are installed at the top of fixed block (41) constant head tank (421) have been seted up to the inboard of montant (42), another screw and threaded connection have first threaded rod (43) have been seted up at the middle part of montant (42), first clamp plate (431) are installed to the one end of first threaded rod (43).

4. The wire harness tension measuring device for a lead assembly as set forth in claim 3, wherein: and a rotary disc (432) is arranged at the outer end of the first threaded rod (43).

5. The wire harness tension measuring device for a lead assembly as set forth in claim 1, wherein: tensioning mechanism (5) include two movable block (51), recess (511) are seted up to the inboard of movable block (51), one the middle part of movable block (51) is provided with screw and threaded connection has second threaded rod (52), second clamp plate (53) are installed to the one end of second threaded rod (52), movable block (54) are installed to the bottom of movable block (51).

6. The wire harness tension measuring device for a lead assembly as set forth in claim 5, wherein: a spring (55) is installed at one end of the moving block (54), a moving plate (56) is installed at the outer end of the spring (55), and a pressure sensor (57) is installed on the outer side of the moving plate (56).

7. The wire harness tension measuring device for a lead assembly as set forth in claim 6, wherein: the top of the lead screw sliding block (22) is provided with an installation groove (221), the size of the moving block (54) is smaller than that of the installation groove (221), the bottom of the installation groove (221) is provided with a limiting groove (222), the bottom of the moving block (54) is provided with a limiting block (58), and the limiting block (58) is connected with the limiting groove (222) in a sliding mode.