CN105973080B - Upper fire in a stove before fuel is added system - Google Patents

Abstract

The invention discloses an upper primer system, comprising a cargo box with a vertical cargo tank inside and a base with an arc-shaped channel inside, the upper end of the channel is smoothly docked with the lower end of the cargo tank; a punching hole is fixed at the lower end of the base The bottom plate is also inserted with a punching needle facing the punching hole on the base, the punching needle is suspended by an elastic support mechanism, a push block and a clamp block are installed in the base, and a Gap, there is also a transverse spring between the push block and the base. When the transverse spring is in a natural state, the gap between the push block and the clamp block is smoothly connected with the lower end of the arc channel, and the push block will cover the punching hole; A toggling device is connected to the clamping block, and under the action of the toggling device, the clamping block moves along the centerline direction of the transverse spring. The above structure disconnects the primer to be pressed from the passage through the transfer of the clamp block and the push block, effectively avoiding the burning of the press-fit primer and igniting a series of primers, which not only reduces potential safety hazards, but also facilitates the control of production costs.

Description

Primer system

technical field

The invention relates to a priming system, in particular, it is mainly used for pressing the primer into the cartridge case.

Background technique

At present, a primer needs to be loaded into the cartridge case, and the primer is also called an excitation charge or an ignition charge, which has the characteristics of being flammable upon collision. The process of loading the primer into the cartridge case is commonly known as "priming". The existing priming system is a horizontal structure, that is, the cartridge case is arranged horizontally and the cargo box is arranged vertically. There is a vertical cargo groove in the cargo box. Slide through the cargo slot to the position facing the cartridge case, and then press the primer into the cartridge case through the horizontal punch. During this process, the primer is easy to burn when it is hit by the punching needle. Since the burning primer is not isolated from other primers in the cargo tank, it is easy to cause a series of primers to be ignited, which not only poses a safety hazard but also brings inconvenience to production. , and extremely unfavorable to the control of production costs.

Contents of the invention

The technical problem to be solved by the present invention is to provide an upper primer system, which is used to isolate the press-fitted primer and avoid a series of burning of the primer.

The technical solution of the present invention is as follows: an upper and lower fire system, including a vertical cargo box, a vertical cargo tank is provided in the cargo box, and a base, and an arc-shaped passage is provided in the base , the upper end of the channel is smoothly docked with the lower end of the cargo tank; a bottom plate is fixed at the lower end of the base, punching holes are opened on the bottom plate, and punching needles facing the punching holes are vertically inserted on the base, The punching pin is suspended by an elastic support mechanism. When the punching pin moves downward, the lower end of the punching pin passes through the punching hole; There is a gap between the ends of the blocks that are close to each other, and a transverse spring is placed between the push block and the base. When the transverse spring is in a natural state, the gap and arc between the push block and the clamp block The lower end of the shaped channel is smoothly connected, and the push block covers the punching hole; a toggle device is connected to the clamp block, and under the action of the toggle device, the clamp block moves back and forth along the centerline direction of the transverse spring; and , when the clamp block moves toward the push block, the clamp block presses the push block tightly, and the gap between the clamp block and the push block moves in the direction of the transverse spring, so that the gap between the clamp block and the push block faces the punching hole .

With the above structure, a channel connected to the cargo tank is provided in the base for conveying the primer, and the lower end of the channel is connected to the gap between the push block and the clamp block, instead of the cargo tank directly connected to the punching hole, so that the cargo tank and the channel can be transported The primer enters the gap between the push block and the clamp block. Only when the clamp block moves towards the push block under the action of the toggle device, the gap between the push block and the clamp block can face the punching hole, so that the primer is caught by the clamp block. Clamp and push the block to the top of the punching hole for the next step of primer pressing; in this way, the primer to be pressed is disconnected from the channel through the transfer of the clamp and push block, effectively avoiding the ignition of the press-fitted primer A series of primers not only reduces potential safety hazards, but also facilitates the control of production costs.

The toggle device includes a swing rod inserted into the clamp block from top to bottom, the swing rod is installed through a mounting base, the mounting base is fixed above the base, and two parallel vertical interlayers are opened in the mounting base , there is a transverse strip-shaped limiting hole on the partition between the two interlayers, the upper part of the swing rod is inserted into one of the interlayers, and the middle part of the swing rod is hinged with the mounting seat, and the upper end of the swing rod A bolt is fixed; a suspended slide plate is inserted in another interlayer, and a chute is opened on the surface of the slide plate facing the side of the swing rod, and the corresponding end of the bolt passes through the limit hole and snaps into the chute The chute includes a smoothly connected upper vertical section, an inclined section and a lower vertical section; a punch is also suspended above the punch, and the suspended punch and the slide plate are linked through a connecting structure;

When the slide plate and the punching rod move downwards and the latch matches the lower vertical section of the chute, the swing rod does not swing, and the punching rod approaches the punching needle downward;

When the slide plate and the punch rod move downward and the latch matches the inclined section of the chute, the lower end of the swing rod swings toward the push block, the clamp block is pressed against the push block, and the gap between the push block and the clamp block Move toward the direction of the transverse spring until the gap between the push block and the clamp block is facing the punching hole of the bottom plate, and the punch rod continues to approach the punch needle downward;

When the slide plate and the punching rod move downwards and the latch fits with the upper vertical section of the chute, the swing rod does not swing, the punching rod presses the punching needle downward, and the lower end of the punching needle passes through the gap between the push block and the clamping block. the gap between and extend into the punched hole;

When the slide plate and punch rod move upwards and the latch fits with the upper vertical section of the chute, the swing rod does not swing, the punch rod moves upward, and the punch needle rebounds upward under the action of the elastic support mechanism;

When the slide plate and the punch rod move upwards and the latch fits with the inclined section of the chute, the lower end of the swing rod swings away from the push block, the clamp block releases the push block, and the push block is under the action of the transverse spring Rebound until the gap between the clamp block and the push block is facing the lower end of the channel;

When the slide plate and the punch rod move upwards and the latch is engaged with the lower vertical section of the chute, the swing bar does not swing, and the slide plate and the punch rod move upwards and get back to the initial position.

In this way, the toggle device is set, and the slide plate that drives the swing bar to swing is linked with the punch rod suspended above the punch needle, which is more convenient to use.

The base includes a seat body, a cover plate and a side plate. The seat body is in the shape of an "L" block, and the lower part of the seat body is provided with a channel, a swing rod, a clamp block, a push block and a transverse spring. Give way gap; the cover plate will cover the position corresponding to the channel of the give way gap from bottom to top; the part where the give way gap is compatible with the transverse spring is in the shape of a hole penetrating through the corresponding side wall of the seat body, and the side plate is fixed On the side wall of the seat body and on the inner wall of the side plate, a guide hole adapted to the transverse spring is provided, and the corresponding end of the transverse spring extends into the guide hole of the side plate. The structure of the base is simple, and the installation of the clip block, the push block and the transverse spring is more convenient.

The elastic support mechanism includes a support block fixed above the base, the punching pin runs through the support block from top to bottom, and an upper sleeve is placed between the upper end of the punching pin and the support block, and an upper sleeve is placed between the lower end of the punching pin and the support block. There is a lower cover between the pads, the upper cover and the lower cover are fixed with the support block, and the upper end of the punching pin is also fixed with a stopper located in the upper cover, and a vertical spring is set on the punching pin, and the vertical The upper end of the spring is pressed against the block, and the lower end of the vertical spring is pressed against the lower cover. The elastic support mechanism has a simple structure and is easy to assemble.

Beneficial effects: the present invention sets a channel in the base to be connected with the cargo tank, and the lower end of the channel is connected to the gap between the push block and the clamp block instead of being directly connected to the punching hole, so that the primer to be pressed passes through the clamp block and the clamp block. The transfer of the push block is disconnected from the channel, thereby effectively avoiding a series of primers from burning and igniting a series of primers, which not only reduces potential safety hazards, but also facilitates the control of production costs.

Description of drawings

Fig. 1 is a structural schematic diagram of the present invention.

Fig. 2 is a left side view of Fig. 1 .

Fig. 3 is a sectional view along line A-A of Fig. 2 .

Fig. 4 is a perspective view of Fig. 1 with the supporting block removed.

FIG. 5 is an exploded view of FIG. 4 .

Fig. 6 is a schematic diagram of the installation structure of the push block and the clamp block.

Fig. 7 is a schematic diagram of the bottom structure of the base.

FIG. 8 is a perspective view of FIG. 7 .

The markings in the figure are as follows: base D, channel D1, bottom plate 1, punching hole 1a, side plate 2, seat body 3, relief gap 3a, lower sleeve 4, vertical spring 5, upper sleeve 6, punching needle 7, mounting seat 8. Interlayer 8a, slide plate 9, chute 9a, punch 10, cargo box 11, cargo tank 11a, swing rod 12, support block 13, stop block 14, clamp block 15, push block 16, notch 17, cover plate 18 , Transverse spring 19 and latch 20.

detailed description

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary for the purpose of explaining the present invention and should not be construed as limiting the present invention. In the description of the present invention, it should be noted that if there are terms "center", "transverse", "longitudinal", "length", "width", "thickness", "upper", "lower", "front" , "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inside", "Outside", "Clockwise", "Counterclockwise", etc. The positional relationship and positional relationship are based on the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, It should not be understood as limiting the specific protection scope of the present invention.

In the present invention, unless otherwise clearly specified and limited, terms such as "assemble", "connect", "connect", "fix" and other terms should be interpreted in a broad sense, for example, it can be a fixed connection or a fixed connection. Detachable connection, or integral connection; it can be directly connected, or connected through an intermediary, or two components can be connected internally; it can be directly fixed or indirectly relatively fixed. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In the invention, unless otherwise specified and limited, a first feature being "on" or "under" a second feature may include that the first and second features are in direct contact, or that the first and second features are not in direct contact. Rather, through additional characteristic contact between them. Moreover, "above", "below" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the level of the first feature is higher than that of the second feature the height of. "Above", "under" and "beneath" the first feature on the second feature include that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

The technical solutions and beneficial effects of the present invention will be clearer and more definite by further describing the specific embodiments of the present invention in conjunction with the accompanying drawings.

As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the present invention comprises vertical cargo box 11, is provided with vertical cargo groove 11a in described cargo box 11, and these are all the same as prior art, in I won't go into details here. It also includes a base D, in which an arc-shaped channel D1 is provided, and the upper end of the channel D1 is smoothly connected with the lower end of the cargo tank 11a. A base plate 1 is fixed at the lower end of the base D, and a punching hole 1a is opened on the base plate 1, and a punching pin 7 facing the punching hole 1a is vertically inserted on the base D, and the punching pin 7 passes through The elastic supporting mechanism is suspended, and when the punching pin 7 moves downward, the lower end of the punching pin 7 passes through the punching hole 1a. The elastic support mechanism includes a support block 13 fixed above the base D, and the support block 13 may be directly fixed to the base D, or may be relatively fixed indirectly. The punching pin 7 runs through the support block 13 from top to bottom, an upper sleeve 6 is placed between the upper end of the punching pin 7 and the support block 13, and a lower sleeve 4 is placed between the lower end of the punching pin 7 and the support block 13, Both the upper sleeve 6 and the lower sleeve 4 are fixed with the support block 13 . The upper end of the punching needle 7 is also fixed with a stopper 14 located in the upper sleeve 6, and a vertical spring 5 is set on the punching needle 7. The upper end of the vertical spring 5 is pressed against the stopper 14, and the vertical spring The lower end of 5 is tight with following cover 4.

As shown in Fig. 2, Fig. 3, Fig. 5 and Fig. 6, a strip-shaped push block 16 and a clamp block 15 are installed in the base D, and the push block 16 and the clamp block 15 along the length direction The connecting line is perpendicular to the plane where the arc of channel D1 is located. A gap 17 is provided between the ends of the push block 16 and the clamping block 15, and a transverse spring 19 is placed between the push block 16 and the base D, and the transverse spring 19 is along the length of the push block 16. Orientation arrangement. When the transverse spring 19 is in a natural state, the gap 17 between the pushing block 16 and the clamping block 15 is smoothly connected with the lower end of the arc channel D1, and the pushing block 16 covers the punching hole 1a. A toggle device is connected to the clamp block 15 , and under the action of the toggle device, the clamp block 15 reciprocates along the centerline direction of the transverse spring 19 . And, when the clamping block 15 moved toward the pushing block 16, the clamping block 15 pressed the pushing block 16 tightly, and the gap 17 between the clamping block 15 and the pushing block 16 moved toward the direction of the transverse spring 19, so that the clamping block 15 The gap 17 between the pushing block 16 is facing the punching hole 1a.

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the toggling device includes a fork 12 inserted into the clamp block 15 from top to bottom, and the fork 12 is installed through the mounting base 8 , the mounting seat 8 is fixed above the base D, and the mounting seat 8 may be directly fixed above the base D, or indirectly fixed relative to the base D. In this embodiment, the lower end of the mounting seat 8 is preferably supported by The block 13 is relatively fixed with the base D. Two parallel vertical interlayers 8a are opened in the mounting seat 8, and transverse strip-shaped limiting holes are opened on the partition between the two interlayers 8a. The upper part of the swing rod 12 is inserted into one of the interlayers 8a, and the middle part of the swing rod 12 is hinged to the mounting seat 8, and a latch 20 is fixed on the upper end of the swing rod 12. A suspended slide plate 9 is inserted in the other interlayer 8a, and a slide groove 9a is opened on the surface of the slide plate 9 facing the side of the swing rod 12, and the corresponding end of the latch 20 passes through the limiting hole and snaps into the slide. Inside the slot 9a. The chute 9a includes an upper vertical section, an inclined section and a lower vertical section smoothly connected. A punch 10 is also suspended above the punch 7, and the suspended punch 10 and the slide plate 9 are linked through a connecting structure. The suspension structure of the punch rod 10 and the slide plate 9 is well known to those skilled in the art and is not limited here.

When the slide plate 9 and the punch rod 10 move downward and the latch 20 cooperates with the lower vertical section of the chute 9a, the swing rod 12 does not swing, and the punch rod 10 approaches the punch needle 7 downward;

When the slide plate 9 and the plunger 10 move downward and the latch 20 cooperates with the inclined section of the chute 9a, the lower end of the swing rod 12 swings toward the push block 16, the clamp block 15 is pressed against the push block 16, and pushes The gap 17 between the block 16 and the clamping block 15 moves toward the direction of the transverse spring 19 until the gap 17 between the push block 16 and the clamping block 15 is facing the punching hole 1a of the bottom plate 1, and the punch rod 10 continues to approach downwards. Punch needle 7;

When the slide plate 9 and the punching rod 10 move downwards and the latch 20 is engaged with the upper vertical section of the chute 9a, the swing rod 12 does not swing, and the punching rod 10 presses the punching pin 7 downward, and the lower end of the punching pin 7 Pass through the gap 17 between the push block 16 and the clamp block 15 and extend into the punching hole 1a;

When the slide plate 9 and the punch rod 10 moved upwards and the latch 20 cooperated with the upper vertical section of the chute 9a, the swing rod 12 did not swing, the punch rod 10 moved upwards, and the punch pin 7 was in the elastic support mechanism. Rebound upward under the action;

When the slide plate 9 and the plunger 10 move upwards and the latch 20 cooperates with the inclined section of the chute 9a, the lower end of the fork 12 swings in a direction away from the push block 16, and the clamp block 15 releases the push block 16, and the The push block 16 rebounds under the action of the transverse spring 19 until the gap 17 between the clamp block 15 and the push block 16 faces the lower end of the channel D1;

When the sliding plate 9 and the punching rod 10 move upwards and the latch 20 cooperates with the lower vertical section of the chute 9a, the swing bar 12 does not swing, and the sliding plate 9 and the punching rod 10 move upwards back to the initial position.

As shown in Figure 1, Figure 2, Figure 4, Figure 5, Figure 7 and Figure 8, the base D includes a seat body 3, a cover plate 18 and a side plate 2, and the seat body 3 is in the shape of an "L" block . The lower part of the seat body 3 is provided with a relief notch 3 a compatible with the channel D1 , the swing rod 12 , the clip block 15 , the push block 16 and the transverse spring 19 . The cover plate 18 is a plate bent in an arc shape, and the cover plate 18 covers the part of the gap 3 a corresponding to the channel D1 from bottom to top. The position where the relief notch 3a is compatible with the transverse spring 19 is in the shape of a hole passing through the corresponding side wall of the seat body 3, the side plate 2 is fixed on the side wall of the seat body 3, and the inner wall of the side plate 2 is provided with A guide hole adapted to the transverse spring 19 , the corresponding end of the transverse spring 19 extends into the guide hole of the side plate 2 .

Claims (4)

1. An upper primer system, comprising a vertical cargo box, a vertical cargo tank is provided in the cargo box, and it is characterized in that: a base is also included, and an arc-shaped passage is provided in the base, The upper end of the channel is smoothly docked with the lower end of the cargo tank; A base plate is fixed at the lower end of the base, and a punching hole is opened on the base plate, and a punching pin facing the punching hole is vertically inserted on the base, and the punching pin is suspended by an elastic support mechanism. When the needle moves downward, the lower end of the punching needle passes through the punching hole; A push block and a clamp block are installed in the base, a gap for clamping the primer is provided between the ends of the push block and the clamp block, and a transverse spring is placed between the push block and the base , when the transverse spring is in a natural state, the gap between the push block and the clamp block is smoothly connected with the lower end of the arc channel, and the push block covers the punching hole; a dial is connected to the clamp block Under the action of the toggle device, the clamping block moves back and forth along the centerline direction of the transverse spring; and, when the clamping block moves toward the pushing block, the clamping block presses the pushing block tightly, and the clamping block and the pushing block The notch between moves toward the direction of transverse spring, makes the notch between clamping block and push block face punching hole. 2. The primer system according to claim 1, characterized in that: the toggle device includes a swing rod inserted into the clamp block from top to bottom, the swing rod is installed through a mounting seat, and the mounting seat is fixed on the base Above, there are two parallel vertical interlayers in the mounting seat, and a horizontal bar-shaped limiting hole is opened on the partition between the two interlayers, and the upper part of the swing rod is inserted into one of the interlayers. And the middle part of the swing rod is hinged with the mounting seat, and a latch is fixed on the upper end of the swing rod; a suspended slide plate is inserted in another interlayer, and a chute is opened on the surface of the slide plate facing the swing rod side, The corresponding end of the bolt passes through the limit hole and snaps into the chute; the chute includes an upper vertical section, an inclined section and a lower vertical section smoothly connected; The punch rod, the suspended punch rod and the slide plate are linked through the connecting structure; When the slide plate and the punching rod move downwards and the latch matches the lower vertical section of the chute, the swing rod does not swing, and the punching rod approaches the punching needle downward; When the slide plate and the punch rod move downward and the latch matches the inclined section of the chute, the lower end of the swing rod swings toward the push block, the clamp block is pressed against the push block, and the gap between the push block and the clamp block Move toward the direction of the transverse spring until the gap between the push block and the clamp block is facing the punching hole of the bottom plate, and the punch rod continues to approach the punch needle downward; When the slide plate and the punching rod move downwards and the latch fits with the upper vertical section of the chute, the swing rod does not swing, the punching rod presses the punching needle downward, and the lower end of the punching needle passes through the gap between the push block and the clamping block. the gap between and extend into the punched hole; When the slide plate and punch rod move upwards and the latch fits with the upper vertical section of the chute, the swing rod does not swing, the punch rod moves upward, and the punch needle rebounds upward under the action of the elastic support mechanism; When the slide plate and the punch rod move upwards and the latch fits with the inclined section of the chute, the lower end of the swing rod swings away from the push block, the clamp block releases the push block, and the push block is under the action of the transverse spring Rebound until the gap between the clamp block and the push block is facing the lower end of the channel; When the slide plate and the punch rod move upwards and the latch is engaged with the lower vertical section of the chute, the swing bar does not swing, and the slide plate and the punch rod move upwards and get back to the initial position. 3. The primer system according to claim 2, characterized in that: the base includes a seat body, a cover plate and a side plate, the seat body is in the shape of an "L" block, and there is an opening at the lower part of the seat body A gap that is compatible with the channel, a swing rod, a clamp block, a push block and a transverse spring; the cover plate covers the part of the gap that corresponds to the channel from bottom to top; the gap that is compatible with the transverse spring The position is in the shape of a hole passing through the corresponding side wall of the seat body, the side plate is fixed on the side wall of the seat body, and a guide hole adapted to the transverse spring is provided on the inner wall of the side plate, and the corresponding end of the transverse spring extends into the In the guide hole of the side plate. 4. The primer system according to claim 1, 2 or 3, characterized in that: the elastic support mechanism includes a support block fixed above the base, the punching pin penetrates the support block from top to bottom, and the punching pin There is an upper sleeve between the upper end of the punching pin and the supporting block, and a lower sleeve is padding between the lower end of the punching needle and the supporting block. Both the upper sleeve and the lower sleeve are fixed with the supporting block. The block in the upper sleeve is covered with a vertical spring on the punching needle, the upper end of the vertical spring is pressed against the block, and the lower end of the vertical spring is pressed against the lower cover.