CN216065335U

CN216065335U - Wire pressing and cutting mechanism

Info

Publication number: CN216065335U
Application number: CN202122635784.3U
Authority: CN
Inventors: 魏元成; 胡磊磊
Original assignee: Suzhou Shenzi Automation Technology Co ltd
Current assignee: Suzhou Shenzi Automation Technology Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-03-18
Anticipated expiration: 2031-10-29

Abstract

The utility model provides a lead press-cutting mechanism, which comprises a plurality of press-cutting units with a base, a press-cutting die and a driving assembly, wherein the press-cutting die comprises a retainer connected on the base and a cutting die which is slidably arranged on the retainer in a penetrating way, the cutting die presses and cuts a lead in the retainer into shape by sliding relative to the retainer, the driving assembly comprises a crankshaft and a connecting rod, the crankshaft is rotatably arranged on the base, the power provided by the rotation of the crankshaft is changed by the connecting rod to transmit the direction to the cutting die, the cutting die can be driven by the connecting rod and the crankshaft to slide and press and cut the lead relative to the retainer, the time and labor are saved, the efficiency is high, the length of the connecting rod can be conveniently adjusted by the axial rotation of the adjusting rod by enabling the connecting rod to comprise a first end part which is rotatably connected with the crankshaft, a second end part which is rotatably connected with the cutting die, and an adjusting rod of which is respectively connected with the first end part and the second end part through positive and negative threads, the sliding distance of the cutting die is changed, and then the press cutting degree is adjusted, so that the application range is wide.

Description

Wire pressing and cutting mechanism

Technical Field

The utility model relates to the technical field of wire press-cutting forming, in particular to a wire press-cutting mechanism.

Background

The wire is used for transmitting electric energy or electric signals, common wires comprise enameled wires, cables, coaxial wires, new energy wires and the like, when the wires are connected, parts which are prone to poor contact, such as insulating paint, insulating coatings, oxide layers and the like on the wires need to be removed, and the wires are pressed into specific shapes to be matched with various types of wiring terminals, wire inserting devices and other components.

Most of the existing press cutting modes adopt manual press cutting, which wastes time and labor and has low efficiency, and a die is also adopted for press cutting, but the press cutting degree is difficult to adjust, and the application range is narrow.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a wire press-cutting mechanism which is time-saving, labor-saving, high in efficiency, convenient in press-cutting degree adjustment and wide in application range.

In order to achieve the purpose, the utility model provides the technical scheme that the lead press-cutting mechanism comprises a plurality of press-cutting units, each press-cutting unit comprises a base, a press-cutting die and a driving assembly, each press-cutting die comprises a retainer detachably connected to the base and a cutting die slidably penetrating through the retainer, the cutting die presses and shapes the lead in the retainer through sliding relative to the retainer, each driving assembly comprises a crankshaft and a connecting rod, the crankshaft is rotatably arranged on the base, and the connecting rods are used for changing the direction of power provided by the rotation of the crankshaft and then transmitting the power to the cutting die so that the cutting die can slide relative to the retainer;

the connecting rod is including the first tip, adjust pole and the second tip that connect gradually, the first tip with the bent axle rotates to be connected, the second tip with the cutting die rotates to be connected, adjust the both ends of pole respectively with the first tip the second tip is connected through positive and negative screw thread when adjusting the pole axial and rotating, can adjust the length of connecting rod to change the sliding distance of cutting die.

Preferably, the adjusting rod is provided with a square sleeve which is convenient for twisting the adjusting rod.

Preferably, the driving assembly further comprises a slide rail and a slide block, the slide rail is located between the second end portion and the cutting die, the slide rail is arranged on the base, the extending direction of the slide rail is parallel to the sliding direction of the cutting die, the slide block is slidably erected on the slide rail, one end portion of the slide block is rotatably connected with the second end portion, and the other end portion of the slide block abuts against the cutting die.

Preferably, the wire press-cutting mechanism further comprises a guide rail, the extending direction of the guide rail is parallel to the extending direction of the wire, and the press-cutting unit is slidably arranged on the guide rail.

Further preferably, the wire pressing and cutting mechanism further comprises a screw rod and a nut, the screw rod is used for driving the pressing and cutting unit to slide, the screw rod is parallel to the guide rail and is relatively fixed with the guide rail, the nut is sleeved on the screw rod and is rotatably connected with the base, and when the nut rotates, the pressing and cutting unit can be driven by the base to slide along the guide rail.

Further preferably, the number of the press-cutting units is at least two, the two press-cutting units are arranged vertically and at intervals, and the two press-cutting units are respectively used for press-cutting and molding the front surface and the rear surface as well as the upper surface and the lower surface of the lead.

Further preferably, the press-cutting unit further comprises a first servo motor for driving the nut to rotate and a second servo motor for driving the crankshaft to rotate, and the first servo motor and the second servo motor are both connected to the base.

Further preferably, the first servo motor is connected with the nut through a right-angle reducer.

Further preferably, the base includes a first plate for mounting the holder and a second plate for mounting the crankshaft, and the first plate is vertically connected to the second plate.

Further preferably, the base further includes a third plate parallel to and spaced apart from the first plate, the third plate and the first plate are respectively and vertically connected to two ends of the second plate, and a tension screw is disposed between the third plate and the first plate.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model provides a lead press-cutting mechanism, which comprises a plurality of press-cutting units, wherein each press-cutting unit comprises a base, a press-cutting die and a driving assembly, the press-cutting die comprises a retainer detachably connected to the base and a cutting die slidably penetrating through the retainer, the cutting die is used for press-cutting and forming a lead in the retainer through sliding relative to the retainer, the driving assembly comprises a crankshaft and a connecting rod, the crankshaft is rotatably arranged on the base, the connecting rod is used for changing the direction of power provided by rotation of the crankshaft and then transmitting the power to the cutting die, the connecting rod and the crankshaft can be used for driving the cutting die to slide and press the lead relative to the retainer, time and labor are saved, the efficiency is high, the connecting rod comprises a first end part, an adjusting rod and a second end part which are sequentially connected, the first end part is rotatably connected with the crankshaft, the second end part is rotatably connected with the cutting die, and two end parts of the adjusting rod are respectively connected with the first end part, The second end is connected through positive and negative screw thread, can conveniently adjust connecting rod length through the axial rotation of adjusting the pole, changes the sliding distance of cutting die, adjusts the press-cutting degree, and application scope is wide.

Drawings

Fig. 1 is a schematic perspective view of a preferred embodiment of the present invention.

Fig. 2 is a perspective view of the press cutting unit of fig. 1.

Fig. 3 is a perspective view of fig. 2 with the nut and the first servo motor hidden, and the angle is adjusted for easy observation.

Fig. 4 is an assembled exploded view of fig. 3.

Wherein: 10a. a first press-cutting unit; 10b. a second press-cutting unit; 111. a first plate; 112. a second plate; 113. a third plate; 114. tightening the bolts; 12. pressing and cutting the die; 121. a holder; 1211. a wire guide groove; 122. cutting a die; 131. a crankshaft; 132. a connecting rod; 1321. a first end portion; 1322. adjusting a rod; 1323. a second end portion; 1324. a square sleeve; 133. a slide rail; 134. a slider; 135. a first servo motor; 136. a second servo motor; 137. a right-angle reducer; 14. a guide rail; 15. a screw rod; 20. and (4) conducting wires.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be clearly and clearly defined.

The vertical, front-rear, and left-right directions in the present invention refer to the vertical, left-right, and front-rear directions in fig. 1 and 2.

As shown in fig. 1, the wire press-cutting mechanism according to the present invention includes two press-cutting units, namely a first press-cutting unit 10a and a second press-cutting unit 10b, which are vertically and spaced apart from each other and are used for press-cutting the front and rear surfaces and the upper and lower surfaces of the wire, respectively.

As shown in fig. 2 to 4, the first press-cutting monocular 10a includes a base, a press-cutting die 12 and a driving assembly, the base includes a first plate 111 and a second plate 112 which are vertically connected, the press-cutting die 12 includes a holder 121 detachably connected to the first plate 111 and a cutting die 122 slidably inserted into the holder 121, the holder 121 is provided with a wire guide 1211 for passing the press-cut wire 20 therethrough, the wire guide 1211 extends horizontally in a left-right direction, the wire guide 1211 can prevent the wire 20 from shaking, the cutting die 122 press-cuts the wire 20 in the holder 121 by sliding relative to the holder 121, the driving assembly includes a crankshaft 131 and a connecting rod 132, the crankshaft 131 is rotatably disposed on the second plate 112 and located above the holder 121, the connecting rod 132 is used for changing a direction of power provided by the rotation of the crankshaft 131 and then transmitting the power to the cutting die 122 so that the cutting die 122 can slide relative to the holder 121, the connecting rod 132 includes a first end 1321, an adjusting rod 1322, and a second end 1323, which are sequentially connected, the first end 1321 is rotatably connected to the crankshaft 131, the second end 1323 is rotatably connected to the cutting die 122, both ends of the adjusting rod 1322 are respectively connected to the first end 1321 and the second end 1323 by a forward and reverse screw, and when the adjusting rod 1322 is axially rotated, the length of the connecting rod 132 can be adjusted, thereby changing the sliding distance of the cutting die 122.

The advantage that sets up like this lies in, can drive the cutting die through connecting rod and bent axle and slide for the holder and press the cutting wire, and labour saving and time saving is efficient, can also conveniently adjust connecting rod length through the axial rotation of adjusting the pole, changes the sliding distance of cutting die, adjusts the press degree, and application scope is wide.

In this embodiment, the adjusting rod 1322 is provided with a square sleeve 1324 for facilitating screwing of the adjusting rod 1322.

In this embodiment, the driving assembly further includes a slide rail 133 and a slider 134 located between the second end 1321 and the cutting die 122, the slide rail 133 is disposed on the second plate 112, the extending direction of the slide rail 133 is parallel to the sliding direction of the cutting die 122, the slider 134 is slidably mounted on the slide rail 133, the upper end of the slider 134 is rotatably connected to the second end 1323, and the lower end of the slider 134 abuts against the cutting die 122, so that the arrangement is advantageous in that the swinging force generated when the cutting die 122 moves up and down can be eliminated by slight movement of the slider 134 and the cutting die 122 in the left-right direction, and the wear between the cutting die 122 and the holder 121 is reduced.

The lead press-cutting mechanism further comprises a guide rail 14, the guide rail 14 horizontally extends in the left-right direction, the first press-cutting unit 10a and the second press-cutting unit 10b are arranged on the guide rail 14 in a sliding mode, the lead press-cutting mechanism further comprises a lead screw 15 and a nut, the lead screw 15 is used for driving the press-cutting units to slide, the lead screw 15 is parallel to the guide rail 14 and keeps relatively fixed with the guide rail 14, the nut is sleeved on the lead screw 15 and is rotatably connected with the base, and when the nut rotates, the press-cutting units can be driven by the base to slide along the guide rail 14.

The advantage of this setting is that can conveniently adjust the interval between first press cutting unit and the second press cutting unit, ensures that the cutting die of two press cutting units can press cut to the unnecessary part of wire same position front and back surface and upper and lower surface.

The first press cutting unit 10a further includes a first servo motor 135 for driving the nut to rotate and a second servo motor 136 for driving the crankshaft 131 to rotate, the first servo motor 135 and the holder 121 are respectively connected to the upper and lower surfaces of the first plate 111, the second servo motor 136 and the crankshaft 131 are respectively connected to the front and rear surfaces of the second plate 112, the first servo motor 135 is connected to the nut through a right-angle reducer 137, and the power direction is changed and the torque is amplified through the right-angle reducer 137.

In this embodiment, in order to enhance the stability of the base, the base further includes a third plate 113 parallel to and spaced apart from the first plate 111, the third plate 113 is located above the first plate 111 and is vertically connected to the upper and lower ends of the second plate 112 respectively with the first plate 111, and a tightening screw 114 is disposed between the third plate 113 and the first plate 111.

The specific structure inside the pressing and cutting mold 12 and the removal of the excess portion of the wire 20 by the cutting mold 122 can be realized by the prior art, and will not be described in detail herein.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the utility model, and not to limit the scope of the utility model, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.

Claims

1. A lead press-cutting mechanism comprises a plurality of press-cutting units, wherein each press-cutting unit comprises a base, a press-cutting die and a driving assembly, each press-cutting die comprises a retainer detachably connected to the base and a cutting die slidably arranged on the retainer in a penetrating manner, the cutting die presses and shapes a lead in the retainer through sliding relative to the retainer, the driving assembly comprises a crankshaft and a connecting rod, the crankshaft is rotatably arranged on the base, and the connecting rod is used for changing the direction of power provided by the rotation of the crankshaft and then transmitting the power to the cutting die so that the cutting die can slide relative to the retainer;

the method is characterized in that:

2. The wire crush-cutting mechanism of claim 1, wherein: the adjusting rod is provided with a square sleeve which is convenient for twisting the adjusting rod.

3. The wire crush-cutting mechanism of claim 1, wherein: the driving assembly further comprises a sliding rail and a sliding block, the sliding rail is located between the second end portion and the cutting die, the sliding rail is arranged on the base, the extending direction of the sliding rail is parallel to the sliding direction of the cutting die, the sliding block is slidably erected on the sliding rail, one end portion of the sliding block is rotatably connected with the second end portion, and the other end portion of the sliding block is abutted to the cutting die.

4. The wire crush-cutting mechanism of claim 1, wherein: the wire press-cutting mechanism further comprises a guide rail, the extending direction of the guide rail is parallel to the extending direction of the wire, and the press-cutting unit is slidably arranged on the guide rail.

5. The wire crush-cutting mechanism of claim 4, wherein: the lead press-cutting mechanism further comprises a lead screw and a nut, the lead screw is used for driving the press-cutting unit to slide, the lead screw is parallel to the guide rail and is relatively fixed with the guide rail, the nut is sleeved on the lead screw and is rotatably connected with the base, and when the nut rotates, the nut can drive the press-cutting unit to slide along the guide rail through the base.

6. The wire crush-cutting mechanism of claim 5, wherein: the pressing and cutting units are at least two, are perpendicular to each other and are arranged at intervals, and are respectively used for pressing and cutting the front surface, the rear surface, the upper surface and the lower surface of the lead.

7. The wire crush-cutting mechanism of claim 5, wherein: the press-cutting unit further comprises a first servo motor used for driving the nut to rotate and a second servo motor used for driving the crankshaft to rotate, and the first servo motor and the second servo motor are connected to the base.

8. The wire crush-cutting mechanism of claim 7, wherein: the first servo motor is connected with the screw through a right-angle speed reducer.

9. The wire crush-cutting mechanism of any one of claims 1-8, wherein: the base comprises a first plate used for installing the retainer and a second plate used for installing the crankshaft, and the first plate is vertically connected with the second plate.

10. The wire crush-cutting mechanism of claim 9, wherein: the base further comprises third plates which are parallel to the first plates and are spaced from the first plates, the third plates and the first plates are respectively and vertically connected to two end portions of the second plates, and tensioning screws are arranged between the third plates and the first plates.