CN210189585U - Power transistor fixing device - Google Patents

Abstract

The utility model discloses a power transistor fixing device belongs to electronic product processing equipment field, including the backup pad, cut sword, head fixed establishment and pin fixed establishment, the bottom of backup pad is equipped with four supporting legss, head fixed establishment includes the transparent plastic framework, pushes down locating component and horizontal spacing subassembly, the transparent plastic framework is installed in the backup pad, pushes down locating component and installs at the top of transparent plastic framework, horizontal spacing unit mount is on the inner wall of transparent plastic framework, pin fixed establishment installs the bottom in the backup pad, has seted up blanking square groove in the backup pad, cuts the sword and installs in the backup pad and lie in under the blanking square groove, be equipped with material receiving box under the blanking square groove. The utility model discloses a carry out a plurality of power transistor and fix a position simultaneously fixedly, length after the pin is cut off is unanimous, has improved the effect that cuts to it can cut multiple type power transistor's pin, and the practicality is stronger.

Description

Power transistor fixing device

Technical Field

The utility model belongs to the technical field of the electronic product processing equipment and specifically relates to a power transistor fixing device is related to.

Background

The power transistor is a new radio frequency power device which is gradually developed along with the improvement of the performance requirements of mobile communication systems on base station power amplifiers and mobile phone power amplifiers in recent years. The method has the characteristics of high working performance, small parasitic capacitance, easy integration and the like. The method is particularly suitable for being used as a power device in an integrated circuit.

At present, redundant pins of a power transistor need to be cut off during processing, and in a traditional cutting mode, a worker places the power transistor on a cutting device, then one hand presses the power transistor, and the other hand operates a cutter to cut. The power transistor is pressed by hands to be positioned, so that the length of the cut pin cannot be consistent, subsequent assembly is influenced, and the cutting efficiency of the cutting mode is very slow.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power transistor fixing device is in order to solve the problem that proposes in the above-mentioned background art.

The utility model provides a power transistor fixing device, which comprises a supporting plate, a cutting knife, a head fixing mechanism for fixing the head of a power transistor and a pin fixing mechanism for regulating the pins of the power transistor, the bottom of the supporting plate is provided with four supporting legs with adjustable height, the head fixing mechanism comprises a transparent plastic frame body, a pressing positioning component and a transverse limiting component, the transparent plastic frame body is arranged on the supporting plate, the downward pressing positioning component is arranged at the top of the transparent plastic frame body, the transverse limiting component is arranged on the inner wall of the transparent plastic frame body, the pin fixing mechanism is arranged at the bottom of the supporting plate, the support plate is located blanking square groove has been seted up to pin fixed establishment's side, cuts the sword and installs in the support plate and be located under the blanking square groove, be equipped with material receiving box under the blanking square groove.

Preferably, the pushing positioning assembly comprises a lower pressing plate, a crank and a first rotating column with an external thread, a first threaded hole matched with the first rotating column in a threaded manner is formed in the center of the top of the transparent plastic frame, the lower pressing plate is located below the top of the transparent plastic frame, the lower pressing plate is connected with the bottom of the first rotating column in a rotating manner, two first guide rods symmetrically arranged are arranged at the top of the lower pressing plate, two first guide seats matched with the two first guide rods in a one-to-one guiding manner are arranged at the top of the transparent plastic frame, and the crank is installed at the top of the first rotating column.

Preferably, horizontal spacing subassembly includes stopper, adjustment handle, spacing seat and has the second rotary column of external screw thread, spacing seat is installed in the backup pad, the second rotary column is horizontal installation on spacing seat to be equipped with on the spacing seat with second rotary column screw-thread fit's second screw hole, all be equipped with the slider on the both ends outer wall of stopper, all be equipped with on two inner walls of transparent plastic framework with slider sliding fit's spout, the one end tip of second rotary column rotates and connects on the stopper, adjustment handle installs on the other end of second rotary column.

Preferably, the pin fixing mechanism comprises a positioning box body, a clamping block, a control handle and a third rotary column with external threads, wherein a telescopic groove is formed in the support plate, the positioning box body is located in the telescopic groove, a third threaded hole matched with the threads of the third rotary column is formed in the bottom of the support plate, the top of the third rotary column is rotatably connected to the bottom of the positioning box body, the control handle is installed at the bottom of the third rotary column, two second guide rods symmetrically arranged are arranged at the bottom of the positioning box body, two second guide seats matched with the two second guide rods in a one-to-one guiding mode are arranged at the bottom of the support plate, a clamping groove matched with the clamping block is formed in the positioning box body, a plurality of placing grooves used for placing pins are formed in two groove walls of the clamping groove, and a lifting handle is arranged at the top of the clamping block.

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

one of them, place transparent plastic frame in proper order with a plurality of power transistor's head in, later place power transistor's pin in two standing grooves on the location box body in proper order, rotate in first screwed hole through the first rotary column of crank drive afterwards, first rotary column drives the holding down plate downstream on transparent frame body, the holding down plate can fix a position and fix lieing in transparent plastic frame internal all power transistor heads, later will press the solid piece to insert the block inslot, all pins just are spacing at the block inslot of location box body, thereby realized carrying out the simultaneous localization of a plurality of power transistor fixedly, the length after the pin is cut off is unanimous, and the effect of cutting has been improved.

Secondly, the second rotary column can be driven to rotate in a second threaded hole of the limiting seat through the adjusting handle, and the second rotary column rotates to drive the limiting block to move on the transparent plastic frame, so that the area for positioning and fixing the head of the power transistor is changed, and the power transistors with different lengths can be positioned and fixed; because different power transistor's thickness also is different, and the thickness difference leads to the position of the pin that corresponds also to change thereupon, in order to fix multiple type power transistor's pin, the utility model discloses an adopt through control handle drive third rotary column at third screw hole internal rotation, the third rotary column rotates and can drive the whole lift that goes up and down of location box body, to sum up, the utility model discloses can cut multiple type power transistor's pin, the practicality is stronger.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic partial-split view of the present invention;

fig. 4 is a schematic diagram of the partial detachment of the present invention;

reference numerals: the cutting device comprises a supporting plate 1, supporting legs 11, a blanking square groove 12, a material receiving box 13, a telescopic groove 14, a second guide seat 15, a cutting knife 4, a head fixing mechanism 5, a transparent plastic frame body 51, a first guide seat 511, a downward pressing positioning component 52, a downward pressing plate 521, a first guide rod 5211, a crank 522, a first rotary column 523, a transverse limiting component 53, a limiting block 531, a sliding block 5311, an adjusting handle 532, a limiting seat 533, a second rotary column 534, a pin fixing mechanism 6, a positioning box body 61, a second guide rod 611, a clamping groove 612, a placing groove 613, a pressing and fixing block 62, a lifting handle 621, a control handle 63 and a third rotary column 64.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an embodiment of the present invention provides a power transistor fixing device, which includes a supporting plate 1, a cutting knife 4, a head fixing mechanism 5 for fixing a head of a power transistor, and a pin fixing mechanism 6 for fixing pins of the power transistor, wherein the bottom of the supporting plate 1 is provided with four supporting legs 11 capable of adjusting height, the head fixing mechanism 5 includes a transparent plastic frame 51, a downward pressing positioning component 52, and a transverse limiting component 53, the transparent plastic frame 51 is mounted on the supporting plate 1, the downward pressing positioning component 52 is mounted on the top of the transparent plastic frame 51, the transverse limiting component 53 is mounted on the inner wall of the transparent plastic frame 51, the pin fixing mechanism 6 is mounted on the bottom of the supporting plate 1, the supporting plate 1 is located at a side of the pin fixing mechanism 6 and provided with a blanking square groove 12, the cutting knife 4 is arranged on the supporting plate 1 and is positioned right below the blanking square groove 12, and a material receiving box 13 is arranged right below the blanking square groove 12; firstly, a plurality of power transistors are sequentially placed in a transparent plastic frame body 51, the head ends of the power transistors can be abutted against a transverse limiting component 53, then the heads of the power transistors are positioned and fixed by pressing a positioning component 52 downwards, then the pins are placed in a pin fixing mechanism 6 for positioning and fixing, then redundant pins on the power transistors are cut off by a cutting knife 4, and the redundant pins can fall into a material receiving box 13 from a blanking square groove 12.

Specifically, the downward-pressing positioning assembly 52 comprises a lower pressing plate 521, a crank 522 and a first rotating column 523 with an external thread, a first threaded hole in threaded fit with the first rotating column 523 is formed in the center of the top of the transparent plastic frame 51, the lower pressing plate 521 is located below the top of the transparent plastic frame 51, the lower pressing plate 521 is rotatably connected with the bottom of the first rotating column 523, two first guide rods 5211 which are symmetrically arranged are arranged on the top of the lower pressing plate 521, two first guide seats 511 which are in one-to-one guide fit with the two first guide rods 5211 are arranged on the top of the transparent plastic frame 51, and the crank 522 is mounted on the top of the first rotating column 523; the crank 522 drives the first rotating column 523 to rotate in the first threaded hole, the first rotating column 523 drives the lower pressing plate 521 to move downwards on the transparent frame, the lower pressing plate 521 can position and fix the heads of all power transistors in the transparent plastic frame 51, and the guide matching of the first guide rod 5211 and the first guide seat 511 can ensure that the lower pressing plate 521 can keep balance.

Specifically, the transverse limiting assembly 53 includes a limiting block 531, an adjusting handle 532, a limiting seat 533 and a second rotating column 534 with external threads, the limiting seat 533 is installed on the supporting plate 1, the second rotating column 534 is horizontally installed on the limiting seat 533, a second threaded hole in threaded fit with the second rotating column 534 is formed in the limiting seat 533, sliding blocks 5311 are respectively arranged on outer walls of two ends of the limiting block 531, sliding grooves in sliding fit with the sliding blocks 5311 are respectively formed in two inner walls of the transparent plastic frame body 51, one end of the second rotating column 534 is rotatably connected to the limiting block 531, and the adjusting handle 532 is installed at the other end of the second rotating column 534; can drive second rotary column 534 through adjustment handle 532 and rotate on the second screw hole of spacing seat 533, second rotary column 534 rotates and drives stopper 531 and remove on the transparent plastic frame, has just so changed the region fixed to power transistor head location, thereby makes the utility model discloses can fix a position fixedly to the power transistor of different length, can observe whether the power transistor head contradicts on stopper 531 through transparent plastic framework 51.

Specifically, the pin fixing mechanism 6 includes a positioning box 61, a fixing block 62, a control handle 63 and a third rotating column 64 with external threads, the supporting plate 1 is provided with a telescopic slot 14, the positioning box 61 is located in the telescopic slot 14, the bottom of the supporting plate 1 is provided with a third threaded hole in threaded fit with the third rotating column 64, the top of the third rotating column 64 is rotatably connected to the bottom of the positioning box 61, the control handle 63 is installed at the bottom of the third rotating column 64, the bottom of the positioning box 61 is provided with two second guide rods 611 symmetrically arranged, the bottom of the supporting plate 1 is provided with two second guide seats 15 in one-to-one guide fit with the two second guide rods 611, the positioning box 61 is provided with a clamping slot 612 in clamping fit with the fixing block 62, two slot walls of the clamping slot 612 are both provided with a plurality of placing slots 613 for placing pins, the top of the pressing and fixing block 62 is provided with a lifting handle 621; the pressing and fixing block 62 is pulled out through the lifting handle 621, then the pins of all the power transistors are sequentially placed in the corresponding placing grooves 613 on the positioning box body 61, and then the pressing and fixing block 62 is pressed in the clamping grooves 612 on the positioning box body 61, so that the pins of the corresponding power transistors are positioned and fixed; because the thicknesses of different power transistors are different, the positions of corresponding pins are changed due to different thicknesses, in order to fix the pins of various power transistors, the third rotary column 64 is driven by the control handle 63 to rotate in the third threaded hole, the third rotary column 64 rotates to drive the positioning box body 61 to wholly lift, the change of the position of the positioning box body 61 can adapt to the positioning and fixing of various power transistors, and the use range is expanded.

The utility model discloses a theory of operation: firstly, a plurality of power transistors are sequentially placed in a transparent plastic frame body 51, the head ends of the power transistors can be abutted against a limiting block 531, a crank 522 is used for driving a first rotary column 523 to rotate in a first threaded hole, the first rotary column 523 drives a lower pressing plate 521 to move downwards on the transparent frame body, the lower pressing plate 521 can be used for positioning and fixing the heads of all the power transistors in the transparent plastic frame body 51, a transverse limiting component 53 is designed to adapt to the cutting of pins of the power transistors with various lengths, a second rotary column 534 can be driven to rotate in a second threaded hole of a limiting seat 533 through an adjusting handle 532, the second rotary column 534 rotates to drive the limiting block 531 to move on the transparent plastic frame, so that the area for positioning and fixing the heads of the power transistors is changed, namely the power transistors with different lengths are positioned and fixed, whether the heads of the power transistors are abutted against the limiting block 531 can be observed through the transparent plastic frame body 51, the pressing and fixing block 62 is pulled out through the lifting handle 621, then the pins of all the power transistors are sequentially placed in the corresponding placing grooves 613 on the positioning box body 61, and then the pressing and fixing block 62 is pressed in the clamping grooves 612 on the positioning box body 61, so that the pins of the corresponding power transistors are positioned and fixed; because the thicknesses of different power transistors are different, the positions of corresponding pins are changed due to different thicknesses, in order to fix the pins of various power transistors, the third rotary column 64 is driven by the control handle 63 to rotate in the third threaded hole, the third rotary column 64 rotates to drive the positioning box body 61 to wholly lift, the position of the positioning box body 61 can be changed to be suitable for positioning and fixing various power transistors, the use range is expanded, finally, redundant pins on the power transistors are cut off by the cutting knife 4, and the redundant pins can fall into the material receiving box 13 from the material falling square groove 12.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (4)

1. A power transistor fixing device is characterized by comprising a supporting plate (1), a cutting knife (4), a head fixing mechanism (5) for fixing the head of a power transistor and a pin fixing mechanism (6) for regulating pins of the power transistor, wherein four supporting legs (11) with adjustable heights are arranged at the bottom of the supporting plate (1), the head fixing mechanism (5) comprises a transparent plastic frame body (51), a downward pressing positioning component (52) and a transverse limiting component (53), the transparent plastic frame body (51) is installed on the supporting plate (1), the downward pressing positioning component (52) is installed at the top of the transparent plastic frame body (51), the transverse limiting component (53) is installed on the inner wall of the transparent plastic frame body (51), the pin fixing mechanism (6) is installed at the bottom of the supporting plate (1), a blanking square groove (12) is formed in the supporting plate (1) and is positioned beside the pin fixing mechanism (6), the cutting knife (4) is installed on the supporting plate (1) and is positioned under the blanking square groove (12), and a material receiving box (13) is arranged under the blanking square groove (12).

2. The power transistor fixing device is characterized in that the downward pressing positioning component (52) comprises a downward pressing plate (521), a crank (522) and a first rotating column (523) with external threads, a first threaded hole in threaded fit with the first rotating column (523) is formed in the center of the top of the transparent plastic frame (51), the downward pressing plate (521) is located below the top of the transparent plastic frame (51), the downward pressing plate (521) is rotatably connected with the bottom of the first rotating column (523), two first guide rods (5211) which are symmetrically arranged are arranged on the top of the downward pressing plate (521), two first guide seats (511) which are in one-to-one guide fit with the two first guide rods (5211) are arranged on the top of the transparent plastic frame (51), and the crank (522) is installed on the top of the first rotating column (523).

3. The power transistor securing device according to claim 2, wherein: the transverse limiting assembly (53) comprises a limiting block (531), an adjusting handle (532), a limiting seat (533) and a second rotary column (534) with external threads, the limiting seat (533) is arranged on the supporting plate (1), the second rotating column (534) is horizontally arranged on the limiting seat (533), and the limit seat (533) is provided with a second threaded hole which is in threaded fit with the second rotary column (534), the outer walls of the two ends of the limiting block (531) are both provided with a sliding block (5311), the two inner walls of the transparent plastic frame body (51) are both provided with a sliding groove which is in sliding fit with the sliding block (5311), one end part of the second rotating column (534) is rotatably connected to the limiting block (531), the adjusting handle (532) is installed on the other end of the second rotary column (534).

4. The power transistor fixing device according to claim 1, wherein the pin fixing mechanism (6) comprises a positioning box body (61), a pressing block (62), a control handle (63) and a third rotating column (64) with external threads, a telescopic groove (14) is formed in the supporting plate (1), the positioning box body (61) is located in the telescopic groove (14), a third threaded hole in threaded fit with the third rotating column (64) is formed in the bottom of the supporting plate (1), the top of the third rotating column (64) is rotatably connected to the bottom of the positioning box body (61), the control handle (63) is installed at the bottom of the third rotating column (64), two symmetrically arranged second guide rods (611) are arranged at the bottom of the positioning box body (61), two second guide seats (15) in one-to-one guide fit with the two second guide rods (611) are arranged at the bottom of the supporting plate (1), the positioning box body (61) is provided with a clamping groove (612) matched with the pressing and fixing block (62) in a clamping mode, two groove walls of the clamping groove (612) are provided with a plurality of placing grooves (613) used for placing pins, and the top of the pressing and fixing block (62) is provided with a lifting handle (621).

Images