Multifunctional spring pin tool

Abstract

The utility model discloses a multifunctional spring pin tool, and relates to the technical field of spring pins. The hand-held hammer comprises a limiting propelling handle, a propelling guide cylinder, a hand-held hammer and a spring pin clamping sleeve, a limiting ring assembly is assembled at one end of the propelling guide cylinder, a through hole is formed in the top of the spring pin clamping sleeve, one end of the propelling guide cylinder penetrates through the interior of the spring pin clamping sleeve through the through hole, and the peripheral side face of the limiting ring assembly is in sliding fit with the inner wall of the spring pin clamping sleeve. The other end of the propelling guide cylinder is fixedly connected with a limiting propelling handle, a depth adjusting device is assembled on the propelling guide cylinder, and a handheld hammer is arranged on the circumferential side face of the propelling guide cylinder in a sliding fit mode. Through the effects of the limiting propelling handle, the propelling guide cylinder, the handheld hammer, the spring pin clamping sleeve and the depth adjusting device, the function of adjusting the installation depth is achieved, the spring pin clamping sleeves of various models and sizes can be conveniently replaced and installed, and the pin pulling function is further achieved; and the advantage of multiple functions is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of spring pins, in particular to a multifunctional spring pin tooling. Background Art

[0002] A spring pin is a headless, hollow cylindrical body. It has good shear resistance and is often used for positioning, connecting and fixing parts.

[0003] In order to connect, lock parts or perform assembly positioning, it is necessary to install the spring pin into the pin hole without damaging the parts. If a hammer is used to install it directly, it is easy to damage the spring pin and the assembly hole. However, the tooling for installing spring pins is too large to be moved, the production cost is expensive, it is cumbersome to use, and the installation depth cannot be controlled. At the same time, many spring pin tooling can only be used to install spring pins or to disassemble spring pins; the tooling has a single function.

[0004] In view of the above-mentioned problems of being unable to control the installation depth, complicated operation, and single function, the utility model designs a multifunctional spring pin tooling for simple and convenient use, which is an inevitable requirement for mechanical assembly. Utility Model Content

[0005] The purpose of the utility model is to provide a multifunctional spring pin tool, which realizes the function of adjusting the installation depth, conveniently replaces and installs spring pin sleeves of various models and sizes, and also has the function of pulling out the pin through the functions of a limit pushing handle, a pushing guide cylinder, a hand-held hammer, a spring pin sleeve and a depth adjusting device; it has the advantage of having multiple functions and solves the problems of being unable to control the installation depth, complicated operation and single function.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model discloses a multifunctional spring pin tooling, comprising a limited pushing handle, a pushing guide cylinder, a hand-held hammer and a spring pin ferrule; one end of the pushing guide cylinder is equipped with a limited ring assembly, the spring pin ferrule is a cylindrical structure, a through hole is provided on the top of the spring pin ferrule, one end of the pushing guide cylinder passes through the inside of the spring pin ferrule through the through hole, and the peripheral side surface of the limited ring assembly is slidably matched with the inner wall of the spring pin ferrule; the other end of the pushing guide cylinder is fixedly connected to the limited pushing handle, the pushing guide cylinder is equipped with a depth adjustment device, and the peripheral side surface of the pushing guide cylinder is slidably matched with the inner wall of the spring pin ferrule A hand-held hammer is provided; wherein, the spring pin is placed into the spring pin sleeve, the port of the spring pin sleeve is aligned with the spring pin hole reserved for the object to be connected, the depth adjustment device is adjusted to the scale position on the advancement guide cylinder, and the limit advancement handle is hit to push the spring pin into the spring pin hole; when the limit advancement handle is hit, the bottom of the advancement guide cylinder is driven to impact the spring pin, thereby realizing the function of facilitating the installation of the spring pin; the spring pin sleeve covers the spring pin to be installed, limits its position, and effectively makes the stability of its installation position, thereby ensuring the accuracy of the installation position and the smoothness of the installation.

[0008] As a preferred technical solution of the utility model, the depth adjustment device includes a protective baffle ring and a depth adjustment ring; the protective baffle ring is clamped on the propulsion guide cylinder, and the depth adjustment ring is threadedly connected to the propulsion guide cylinder.

[0009] As a preferred technical solution of the utility model, the peripheral side surface of the propulsion guide cylinder is provided with an external thread, and the external thread is threadedly connected to the inner wall of the depth adjustment ring; the propulsion guide cylinder is provided with a scale above the external thread; an extension plate for conveniently viewing the scale position is fixed to the top of the depth adjustment ring; the position of the top of the extension plate on the scale can indicate the installation depth; when the bottom surface of the depth adjustment ring contacts the top of the spring pin sleeve, the propulsion guide cylinder is prevented from sliding further downward, thereby preventing the propulsion guide cylinder from further squeezing and impacting the spring pin, thereby adjusting the installation depth.

[0010] As a preferred technical solution of the utility model, a plurality of clamping holes are evenly opened on the circumferential side surface of the propulsion guide cylinder, the inner wall of the clamping hole is equipped with a clamping column, and a circular through hole and a threaded hole are symmetrically opened on the circumferential side surface of the protective baffle ring, and the end of the clamping column passes through the circular through hole and is threadedly connected with the threaded hole; when the installation position of the protective baffle ring hinders the depth adjustment ring and the extension plate, the protective baffle ring can be installed in the clamping holes in other unaffected positions; at the same time, the extension plate used to protect the depth adjustment ring will not be damaged by the hand-held hammer during reciprocating operation.

[0011] As an optimal technical solution of the utility model, the limit ring assembly includes a limit ring and a threaded column; a threaded column is fixed on the top of the limit ring, and an internal thread A is provided on the bottom surface of the advancement guide cylinder, and the inside of the internal thread A is threadedly matched with the peripheral side surface of the threaded column; an internal thread B is provided on the inner wall of the limit ring; the function of the internal thread B is that when it is necessary to pull out the pin, the internal thread B can be threadedly matched with the top of the pin pulling out; when the hand-held hammer is hammered upward, the limit advancement handle is subjected to the upward impact of the hand-held hammer, thereby driving the advancement guide cylinder and the limit ring to move upward, and then the spring pin threadedly connected to the bottom of the limit ring will be pulled out, thereby realizing the function of convenient pin pulling out.

[0012] As a preferred technical solution of the utility model, a clearance slot is provided on the side surface of the spring pin sleeve; the function of the clearance slot is to facilitate the spring pin to enter the spring pin sleeve through the clearance slot.

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model not only realizes the function of adjusting the installation depth, but also facilitates the replacement and installation of spring pin sleeves of various models and sizes, and also has the function of pulling out the pin, through the functions of the limit push handle, the push guide cylinder, the hand-held hammer, the spring pin sleeve and the depth adjustment device; thus, it has the advantages of being multifunctional and improving the efficiency of installing the spring pin.

[0015] 2. The utility model has the advantage of being adaptable to spring pins of various models and sizes through the function of the limiting ring assembly.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 This is a structural schematic diagram of a multifunctional spring pin tooling of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the propulsion guide cylinder;

[0020] Figure 3 It is a structural schematic diagram of a spring pin sleeve;

[0021] Figure 4It is a structural schematic diagram of a limit ring assembly;

[0022] Figure 5 is a structural schematic diagram of a depth adjustment ring;

[0023] Figure 6 It is a schematic diagram of the structure of the protective baffle ring;

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 1-limited push handle, 2-push guide cylinder, 3-hand hammer, 4-spring pin sleeve, 5-depth adjustment device, 201-limited ring assembly, 202-external thread, 203-scale, 204-limited ring, 205-threaded column, 206-internal thread A, 207-internal thread B, 401-through hole, 402-allowance slot, 501-protective baffle ring, 502-depth adjustment ring, 503-extension plate, 504-clamping hole, 505-clamping column, 506-circular through hole, 507-threaded hole. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-6As shown, the utility model is a multifunctional spring pin tooling, including a limited push handle 1, a push guide cylinder 2, a hand-held hammer 3 and a spring pin sleeve 4; one end of the push guide cylinder 2 is equipped with a limited ring assembly 201, the spring pin sleeve 4 is a cylindrical structure, and a through hole 401 is opened on the top of the spring pin sleeve 4. One end of the push guide cylinder 2 passes through the inside of the spring pin sleeve 4 through the through hole 401, and the side surface of the limited ring assembly 201 is slidably matched with the inner wall of the spring pin sleeve 4; the other end of the push guide cylinder 2 is fixedly connected to the limited push handle 1, the push guide cylinder 2 is equipped with a depth adjustment device 5, and the side surface of the push guide cylinder 2 is slidably matched with the hand-held hammer 3; wherein, the spring pin is placed in In the spring pin sleeve 4, align the port of the spring pin sleeve 4 with the spring pin hole reserved for the object to be connected, adjust the depth adjustment device 5 to the scale position on the push guide cylinder 2, hit the limit push handle 1 to push the spring pin into the spring pin hole; when the limit push handle 1 is hit, it will drive the bottom of the push guide cylinder 2 to impact the spring pin, so as to facilitate the installation of the spring pin; the push guide cylinder 2 not only provides a scale mark for the installation depth, but also provides a limit guide for the up and down sliding of the hand-held hammer 3; the spring pin sleeve 4 will cover the spring pin to be installed, limit its position, and effectively make the stability of its installation position, thereby ensuring the accuracy of the installation position and the smoothness of the installation.

[0028] Among them Figure 1 and Figure 5-6 As shown, the depth adjustment device 5 includes a protective baffle ring 501 and a depth adjustment ring 502 ; the protective baffle ring 501 is clamped on the propulsion guide cylinder 2 , and the depth adjustment ring 502 is threadedly connected to the propulsion guide cylinder 2 .

[0029] Among them Figure 2 and Figure 5 As shown, an external thread 202 is provided on the side surface of the propulsion guide cylinder 2, and the external thread 202 is threadedly connected to the inner wall of the depth adjustment ring 502; a scale 203 is provided on the propulsion guide cylinder 2 above the external thread 503; an extension plate 503 is fixed on the top of the depth adjustment ring 502 for convenient viewing of the scale position; the position of the top of the extension plate 503 on the scale 203 can indicate the installation depth; when the bottom surface of the depth adjustment ring 502 contacts the top of the spring pin sleeve 4, the propulsion guide cylinder 2 is prevented from sliding further downward, thereby preventing the propulsion guide cylinder 2 from further squeezing and impacting the spring pin, thereby adjusting the installation depth.

[0030] Among them Figure 2 and Figure 5-6As shown, a plurality of clamping holes 504 are evenly opened on the side surface of the propulsion guide cylinder 2, and the inner wall of the clamping hole 504 is matched with a clamping column 505, and a circular through hole 506 and a threaded hole 507 are symmetrically opened on the side surface of the protective baffle ring 501, and the end of the clamping column 505 passes through the circular through hole 506 and is threadedly connected with the threaded hole 507; when the installation position of the protective baffle ring 501 hinders the depth adjustment ring 502 and the extension plate 503, the protective baffle ring 501 can be installed in the clamping hole 504 at other unaffected positions; at the same time, the extension plate 503 used to protect the depth adjustment ring 502 will not be damaged by the hand-held hammer 3 during reciprocating operation.

[0031] Among them Figure 2 and Figure 4 As shown, the limiting ring assembly 201 includes a limiting ring 204 and a threaded column 205; a threaded column 205 is fixed on the top of the limiting ring 204, and an internal thread A206 is provided on the bottom surface of the advancing guide cylinder 2, and the inside of the internal thread A206 is threadedly matched with the side surface of the threaded column 205; an internal thread B207 is provided on the inner wall of the limiting ring 204; when the advancing guide cylinder 2 rotates clockwise, it tightens the limiting ring assembly 201 and the spring pin at the bottom of the limiting ring assembly 201 respectively; the function of the internal thread B207 is that when it is necessary to pull the pin, the internal thread B207 can be threadedly matched with the top of the pulling pin; when the hand-held hammer 3 is hammered upward, the limiting advancing handle 1 is impacted upward by the hand-held hammer 3, thereby driving the advancing guide cylinder 2 and the limiting ring 204 to move upward, and then the spring pin threadedly connected at the bottom of the limiting ring 204 The spring pin will be pulled out to achieve the function of convenient pin pulling; wherein, the limiting ring assembly 201 binds the spring pin sleeve 4 on the propulsion guide cylinder 2, and slides with the side surfaces of the propulsion guide cylinder 2; if the inner wall size of the spring pin sleeve 4 is significantly different from the outer diameter size of the spring pin and cannot effectively limit the stability of its installation position, it is only necessary to loosen the thread of the limiting ring assembly 201 and remove it, and replace it with a spring pin sleeve 4 of a matching model for installation; at the same time, if the size of the internal thread B207 in the limiting ring assembly 201 is different from the outer diameter size of the top of the spring pin and cannot be threadedly matched, resulting in the inability to pull out the pin, it is only necessary to replace the limiting ring assembly 201 with a limiting ring assembly 201 with an internal thread B207 of a matching model for installation; this function is similar to the function of replacing a matching drill bit with an electric drill.

[0032] Among them Figure 3 As shown, a clearance slot 402 is provided on the side surface of the spring pin sleeve 4; the function of the clearance slot 402 is to facilitate the spring pin to enter the interior of the spring pin sleeve 4 through the clearance slot 402.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A multifunctional spring pin tool, characterized in that: It comprises a limited propulsion handle (1), a propulsion guide cylinder (2), a hand-held hammer (3) and a spring pin sleeve (4); One end of the propulsion guide cylinder (2) is equipped with a limit ring assembly (201); the spring pin sleeve (4) is a cylindrical structure; a through hole (401) is provided on the top of the spring pin sleeve (4); one end of the propulsion guide cylinder (2) passes through the interior of the spring pin sleeve (4) through the through hole (401); and the side surface of the limit ring assembly (201) is slidably matched with the inner wall of the spring pin sleeve (4); The other end of the propulsion guide cylinder (2) is fixedly connected to a limited propulsion handle (1), the propulsion guide cylinder (2) is equipped with a depth adjustment device (5), and the peripheral side of the propulsion guide cylinder (2) is slidably matched with a hand-held hammer (3).

2. A multifunctional spring pin tooling according to claim 1, characterized in that: The depth adjustment device (5) comprises a protective baffle ring (501) and a depth adjustment ring (502); the protective baffle ring (501) is clamped on the propulsion guide cylinder (2), and the depth adjustment ring (502) is threadedly connected to the propulsion guide cylinder (2).

3. A multifunctional spring pin tooling according to claim 2, characterized in that: The side surface of the advancing guide cylinder (2) is provided with an external thread (202), and the external thread (202) is threadedly connected to the inner wall of the depth adjustment ring (502); the advancing guide cylinder (2) is provided with a scale (203) above the external thread (202); and an extension plate (503) is fixed on the top of the depth adjustment ring (502) for conveniently checking the scale position.

4. A multifunctional spring pin tooling according to claim 3, characterized in that: The propulsion guide cylinder (2) is evenly provided with a plurality of clamping holes (504) on the circumferential side surface, the inner wall of the clamping hole (504) is matched with a clamping column (505), the protective baffle ring (501) is symmetrically provided with a circular through hole (506) and a threaded hole (507) on the circumferential side surface, the end of the clamping column (505) passes through the circular through hole (506) and is threadedly connected to the threaded hole (507).

5. A multifunctional spring pin tool according to claim 1, characterized in that: The limiting ring assembly (201) comprises a limiting ring (204) and a threaded column (205); a threaded column (205) is fixed on the top of the limiting ring (204), an internal thread A (206) is provided on the bottom surface of the advancing guide cylinder (2), and the inside of the internal thread A (206) is threadedly matched with the peripheral side surface of the threaded column (205); an internal thread B (207) is provided on the inner wall of the limiting ring (204).

6. A multifunctional spring pin tool according to claim 1, characterized in that: A clearance slot (402) is provided on the side surface of the spring pin sleeve (4).

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