CN218802048U

CN218802048U - Compression type spring loading tool

Info

Publication number: CN218802048U
Application number: CN202222807718.4U
Authority: CN
Inventors: 兰春; 邹文; 董小平; 张连阳; 杨建�; 杨召
Original assignee: State Owned Sida Machinery Manufacturing Co ltd
Current assignee: State Owned Sida Machinery Manufacturing Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-04-07
Anticipated expiration: 2032-10-24

Abstract

In order to solve the problems that the labor is consumed when the firing pin assembly and the pull pin are connected by using the existing spring loading tool, and the spring loading tool and the firing pin assembly are easy to loosen, the utility model provides a compression type spring loading tool, which comprises a fixed seat, a connecting block, a lower compression ejector rod, a compression handle and a fixed handle; the fixing seat comprises a hollow cylindrical body and a connecting column arranged on the outer side wall of the hollow cylindrical body; the inner side wall of the hollow cylindrical body is provided with threads for connecting and fixing the bullet locking machine; the connecting column is connected with the lower part of the connecting block; the upper part of the connecting block is hinged with one end of the pressing handle; the lower push rod is arranged on the pressing handle, and after the bullet locking machine is in threaded connection with the fixed seat, two ejector pins at the bottom of the lower push rod can respectively abut against two firing pins on the bullet locking machine; one end of the fixed handle is connected with the fixed seat; the pressing handle and the fixed handle are applied with relative pressure, so that the pressing ejector rod and the two ejector pins at the bottom of the pressing ejector rod move downwards to abut against the two striker pins to move downwards and compress the spring.

Description

Compression type spring loading tool

Technical Field

The utility model relates to a machining makes the field, especially relates to a spring instrument on pressing mode, mainly is applied to the compressing tightly and the location of launching the bullet machine spring on the lifesaving seat of launching.

Background

The firing pin assembly and the pull pin in the bullet-locking machine are usually separated during testing, and the firing pin assembly and the pull pin are required to be connected after the testing so as to restore the state of the bullet-locking machine. To connect the striker assembly to the draw pin, pressure is applied to the striker assembly to compress the spring therein and insert the draw pin into the mating hole. Because the compression force of the spring is greater than 200N, the existing spring loading tool needs an operator to hold the spring locking machine while using two ejector pins at the top of the spring loading tool to abut against two striker pins on a striker pin assembly inside the spring locking machine, so that the striker pin assembly moves towards the inside of the spring locking machine to compress the spring connected with the striker pin assembly, and in addition, the operator needs to cooperate with a pulling pin inserted from the other end of the spring locking machine to ensure that the pulling pin penetrates through the spring to be connected with the striker pin assembly, and at the moment, the spring locking machine is restored to the technical state. Because the existing spring loading tool is not fixedly connected with the lock cylinder machine during operation, and only two ejector pins at the top of the spring loading tool abut against two striker pins on a striker pin assembly inside the lock cylinder machine, the spring loading tool and the striker pin assembly need to be matched with each other in the operation process, otherwise, the spring loading tool and the striker pin assembly are easy to loosen.

Therefore, a new spring loading tool needs to be provided.

Disclosure of Invention

In order to solve when utilizing current spring loading instrument to be connected firing pin subassembly and pull pin, consume the manpower, and the technical problem that spring loading instrument and firing pin subassembly loosen easily and take off, the utility model provides a spring loading instrument of pressing mode.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a pressing type spring loading tool is used for abutting against a firing pin on a lock cylinder machine to enable the firing pin to compress a spring; it is characterized in that: comprises a fixed seat, a connecting block, a pressing mandril, a pressing handle and a fixed handle;

the fixing seat comprises a hollow cylindrical body and a connecting column arranged on the outer side wall of the hollow cylindrical body; the inner side wall of the hollow cylindrical body is provided with threads for connecting and fixing the bullet locking machine; the connecting column is connected with the lower part of the connecting block; the upper part of the connecting block is hinged with one end of the pressing handle;

the lower pressing ejector rod is arranged on the pressing handle, two ejector pins are arranged at the bottom of the lower pressing ejector rod, and the two ejector pins can respectively abut against two firing pins on the bullet locking machine after the bullet locking machine is in threaded connection with the fixed seat;

one end of the fixed handle is connected with the fixed seat;

and applying relative pressure to the pressing handle and the fixed handle to enable the downward pressing ejector rod and the two ejector pins at the bottom of the downward pressing ejector rod to move downwards to abut against the two striker pins to move downwards so as to compress the spring.

Further, the lower end face of the ejector pin is an arc face matched with the outer wall of a firing pin of the bullet locking machine.

Furthermore, the connecting column is detachably connected with the lower part of the connecting block; the inner walls of the upper end and the lower end of the hollow cylindrical body are respectively processed with threads of two specifications so as to be respectively matched with the bullet locking machine with the two threads.

Further, the connecting column is connected with the lower part of the connecting block through a spring pin.

Further, the lower push rod is installed on the pressing handle through a bolt.

Furthermore, the upper portion of the push-down ejector rod is provided with two installation arms, bolt through holes are formed in the installation arms, and the push-down ejector rod is connected with the compression handle after bolts sequentially penetrate through the bolt through holes in the installation arms and the corresponding bolt through holes in the compression handle.

Further, the push-down jack can swing at a certain angle to both end portions thereof with respect to the pressing handle with the bolt as an axis.

Further, the maximum unilateral swinging angle of the pressing mandril is 15 degrees.

Compared with the prior art, the utility model discloses effective effect as follows has:

1. use the utility model discloses a spring instrument on pressing mode passes through screw thread fixed connection with lock bullet machine during operation, can not loosen and take off, can single completion lock bullet machine and go up spring work, uses manpower sparingly.

2. The utility model discloses a spring instrument utilizes lever principle on the pressing mode, compresses tightly the increase of handle moment, and is more laborsaving, improves work efficiency.

3. The utility model discloses a spring instrument is gone up to pressing mode can firmly support lock bullet machine firing pin subassembly through two thimble end face processing radians to pushing down the ejector pin bottom, improves the security.

4. The utility model discloses a two tip inside processing respectively of the hollow cylinder body of fixing base in the spring instrument are gone up to pressing mode have the screw thread of two kinds of specifications for the lock bullet machine of two kinds of screw threads of fixed connection respectively has expanded application scope.

Drawings

Fig. 1 is a schematic structural view of the compression-type spring loading tool of the present invention.

Fig. 2 is a top view of the fixing seat in the pressing type spring loading tool of the present invention.

Fig. 3 is a left side view of the pressing ejector rod of the pressing spring-loading tool of the present invention.

Fig. 4 is a top view of the object of the present invention, which is used to lock the spring loading tool.

Reference numerals:

1-a fixed seat; 11-a connecting column; 2, connecting blocks; 3-a spring pin; 4-a first fixing bolt; 5-a second fixing bolt; 6-pressing the ejector rod; 61-a mounting arm; 62-bolt through holes; 63-ejector pins; 64-arc surface; 7-a pressing handle; 8, fixing a handle; 9-hole for striker to protrude when working.

Detailed Description

The invention is further described with reference to the drawings and the specific embodiments.

As shown in fig. 1, the utility model provides a spring instrument on pressing mode, including fixing base 1, connecting block 2, spring catch 3, first fixing bolt 4, second fixing bolt 5, push down ejector pin 6, compress tightly handle 7 and fixed handle 8.

The fixed seat 1 comprises a hollow cylindrical body, threads with two specifications are respectively machined on the inner walls of the upper end and the lower end of the hollow cylindrical body, the threads with the two specifications are respectively used for fixedly connecting a bullet locking machine with the threads, and thus, one set of tool can be matched with the two bullet locking machines; the outer side wall of the hollow cylindrical body is welded with a connecting column 11 matched with a through hole at the lower part of the connecting block 2, and the connecting column is detachably connected with the lower part of the connecting block 2; in this embodiment, the spliced pole 11 disect insertion of fixing base 1 is in the through-hole of 2 lower parts of connecting block, still is provided with the pinhole that is used for installing spring catch 3 in the lateral wall of spliced pole 11 and the relevant position department of the 2 lateral walls of connecting block, installs spring catch 3 in this pinhole, can be with connecting block 2 and spliced pole 11 fixed connection through spring catch 3, and then with connecting block 2 and 1 fixed connection of fixing base, can not deviate from. When the lock bullet machine of another kind of screw specification of needs adaptation (the mechanism that explodes is divided into lock bullet machine and combustion chamber two parts, is connected by the screw thread between the two parts, and wherein lock bullet machine is the external screw thread, the utility model discloses spring instrument is on screwing fixing base 1 with lock bullet machine external screw thread on the pressing mode, extracts spring catch 3 earlier, can with fixing base 1 upset 180 degrees. It should be noted that, in order to expand the application range of the tool in this embodiment, the fixing base 1 needs to be turned over when the locking and rebounding machine of another thread specification is adapted, so that the connecting column of the fixing base 1 is detachably connected with the lower portion of the connecting block 2; in other embodiments, for example, when the spring loading tool of the present invention is only used in a bolt-locking machine with a thread specification, since the fixing base 1 does not need to be turned over, the connecting column of the fixing base 1 and the lower portion of the connecting block 2 can also be non-detachably connected, for example, directly welded.

One end of the compressing handle 7 is a connecting section, and the other end is a handheld operation section; bolt through holes for passing bolts are respectively formed in the end part and the middle part of the connecting section of the pressing handle 7, and after the assembling, the geometric center of the bolt through hole formed in the middle part of the connecting section of the pressing handle 7 is positioned on the central line of the hollow cylindrical body of the fixing block 1.

The upper portion of connecting block 2 is articulated mutually through the tip of first fixing bolt 4 with the linkage segment that compresses tightly handle 7, and the lower part of connecting block 2 is connected with the connection cylinder 11 of the 11 lateral walls of hollow cylinder body of fixing base 1 through spring catch 3.

Two mounting arms 61 are arranged at the upper part of the lower push rod 6, bolt through holes 62 are formed in the mounting arms 61, and after the second fixing bolt 5 sequentially penetrates through the bolt through holes 62 and the bolt through holes in the middle of the connecting section of the pressing handle 7, the upper part of the lower push rod 6 is connected with the pressing handle 7; the lower end of the pressing ejector rod 6 is provided with two ejector pins 63; after the bullet locking machine is in threaded connection with the end part of the hollow cylinder of the fixed seat 1, the positions of two ejector pins 63 at the lower end of the lower pressing ejector rod 6 are matched with the positions of two firing pins on the bullet locking machine, and the two ejector pins 63 can respectively abut against the two firing pins on the bullet locking machine when the lower pressing ejector rod 6 moves downwards; in order to improve the safety, the thimble 63 can reliably abut against the firing pin, the lower end surface of the thimble 63 is processed into an arc surface 64 matched with the outer wall of the firing pin, and the firing pin can be tightly held by the arc surface 64; the push-down mandril 6 can also swing towards two end parts of the push-down handle 7 relative to the push-down handle 7 by taking the fixing bolt 5 as an axis on the push-down handle 7, the swing range is-15 degrees to 15 degrees (namely, the maximum left-right swing angle is 15 degrees by taking the visual angle shown in figure 1 as the reference), and as shown in the push-down process of figure 1, the push-down mandril 6 can be ensured to be parallel to the axis of the striker assembly of the bullet locking machine by taking the fixing bolt 4 as a fulcrum by the push-down handle 7, so that two thimbles at the lower end of the push-down mandril 6 can enter the hole in figure 4, and the striker assembly moves towards the inside of the bullet locking machine.

The handle 8 is a handle with a rectangular section, and one end of the handle is welded on the outer side wall of the hollow cylindrical body of the fixing seat 1.

When the spring locking device is used, the spring locking device is in threaded connection with the hollow cylindrical body of the fixing seat 1, the two ejector pins 64 at the bottom end of the pressing ejector rod 6 abut against the two striker pins of the striker pin assembly on the spring locking device, and the pressing ejector rod 6 abuts against the striker pin assembly reliably to move by applying relative pressure to the pressing handle 7 and the fixing handle 8, so that the spring is compressed. At the moment, the other hand can insert the pulling pin into the matching hole of the bullet locking machine to complete the spring loading work of the bullet locking machine.

Claims

1. A compression type spring loading tool is used for abutting against a firing pin on a lock cylinder machine to enable the firing pin to compress a spring; the method is characterized in that: comprises a fixed seat, a connecting block, a pressing mandril, a pressing handle and a fixed handle;

one end of the fixed handle is connected with the fixed seat;

2. The compression-type springing tool of claim 1, wherein: the lower end face of the ejector pin is an arc face matched with the outer wall of a firing pin of the bullet locking machine.

3. The compression-type springing tool of claim 1 or 2, wherein: the connecting column is detachably connected with the lower part of the connecting block; the inner walls of the upper end and the lower end of the hollow cylindrical body are respectively processed with threads of two specifications so as to be respectively matched with the bullet locking machine with the two threads.

4. The compression-type springing tool of claim 3, wherein: the connecting column is connected with the lower part of the connecting block through a spring pin.

5. The compression-type springing tool of claim 4, wherein: the downward-pressing ejector rod is installed on the pressing handle through a bolt.

6. The compression-type springing tool of claim 4, wherein: the upper portion of the push-down ejector rod is provided with two installation arms, bolt through holes are formed in the installation arms, and the push-down ejector rod is connected with the compression handle after bolts sequentially penetrate through the bolt through holes in the installation arms and the corresponding bolt through holes in the compression handle.

7. The compression-type springing tool of claim 6, wherein: the push-down ejector rod can swing a certain angle relative to the pressing handle towards the two end parts of the push-down ejector rod by taking the bolt as a shaft.

8. The compression-type springing tool of claim 7, wherein: the maximum single-side swinging angle of the pressing ejector rod is 15 degrees.