Groove machining equipment for pump plunger and barrel assembly

Abstract

The utility model relates to the technical field of pump plunger and barrel assemblies, in particular to groove machining equipment for pump plunger and barrel assemblies, which comprises a clamping cylinder, a mounting plate and a barrel assembly body, a limiting groove is formed on the surface of the clamping cylinder, one end of the clamping cylinder is fixedly connected with a limiting sleeve, and the other end of the clamping cylinder is fixedly connected with the mounting plate. The limiting sleeve is used for allowing the end of the matching part body to be placed therein, matching part wing plates are fixedly installed on the surface of the matching part body, a limiting mechanism is arranged on the outer side of the limiting sleeve and used for stably limiting the matching part body, and the limiting mechanism is arranged on the outer side of the limiting sleeve and used for stably limiting the matching part body. The bending parts of the two locking rods moving outwards and the through grooves of the matching part wing plates are of a staggered structure, the bending parts of the two locking rods are hooked with the two through grooves, and therefore the matching part body and the limiting sleeve are stably limited, the situation that a boss of the matching part body is directly clamped, and consequently falling is caused is avoided, and the service life of the matching part body is prolonged. And the finished product quality of the machined pump plunger and barrel assembly is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pump plunger coupling technical field, concretely is a kind of groove processing equipment of pump plunger coupling. BACKGROUND

[0002] The function of fuel injection pump plunger coupling is to improve the pressure of fuel engine to meet the requirement of injection pressure of injection nozzle, control oil quantity and oil supply time, and plunger coupling is an important component in fuel injection pump assembly, which not only has good sealing property, but also has good sliding property.

[0003] In the processing of pump plunger coupling, it is often necessary to process the groove for the convenience of its later installation and the installation of sealing element. The boss of the pump plunger coupling is clamped in the limiting sleeve of the groove processing equipment, and the pump plunger coupling is clamped and limited by the groove processing equipment. However, due to the short boss of the pump plunger coupling, it often causes the disengagement phenomenon during the groove processing on the numerical control equipment, which leads to the failure of processing or affects the processing quality of the pump plunger coupling. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of groove processing equipment of pump plunger coupling to solve the problem of the short boss of the pump plunger coupling in the above background technology, which often causes the disengagement phenomenon during the groove processing on the numerical control equipment.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of groove processing equipment of pump plunger coupling, including clamping column, mounting plate and coupling body, the surface of the clamping column is formed with a limiting groove, one end of the clamping column is fixedly connected with a limiting sleeve, the limiting sleeve is used for placing the boss of the coupling body inside, the surface of the coupling body is fixedly installed with a coupling wing plate, a through slot is formed in the surface of the coupling wing plate, a limiting mechanism is arranged on the outer side of the limiting sleeve, and the limiting mechanism is used for stably limiting the coupling body;

[0006] The limiting mechanism includes a linkage assembly, a lock rod assembly and a buckle assembly.

[0007] The linkage assembly is used to drive the lock rod assembly to move.

[0008] The buckle assembly is used to lock the position of the lock rod assembly.

[0009] The lock rod assembly is used to stably limit the coupling body.

[0010] Preferably, the linkage assembly includes a connecting plate, a support, an L-shaped connecting rod, a transmission connecting rod, a strip-shaped slot and a connecting shaft.

[0011] The connecting plate is fixedly connected to one side of the mounting plate, the support is fixedly connected to the top center of the connecting plate, the strip-shaped groove is arranged on the surface of the support, the connecting shaft is slidably connected to the inside of the strip-shaped groove, the bending point of the L-shaped connecting rod is rotatably connected to the outer wall of the connecting shaft, and one end of the transmission connecting rod is rotatably connected to the bending point of the L-shaped connecting rod and the connecting shaft.

[0012] Preferably, the lock rod assembly comprises two supports, two moving rods, two cross rods and two lock rods.

[0013] The support is fixedly connected to the top edge of the connecting plate, the moving rod is slidably connected to the inside of the support, the cross rod is fixedly connected to the outer wall of the moving rod, and the lock rod is fixedly connected to the end of the cross rod.

[0014] Preferably, one end of the L-shaped connecting rod is rotatably connected to one of the moving rods, and the other end of the transmission connecting rod is rotatably connected to the other moving rod.

[0015] Preferably, the L-shaped connecting rod and the transmission connecting rod in the moving state drive the two moving rods to move, respectively, and the two moving rods in the moving state drive the two lock rods to move through the two cross rods, respectively.

[0016] Preferably, the buckle assembly comprises two clamping grooves and a clamping block.

[0017] The clamping groove is arranged on the inner wall of the strip-shaped groove, and the clamping block is fixedly connected to the outer wall of the connecting shaft.

[0018] Preferably, the clamping groove is used for inserting the clamping block into the inside of the clamping groove, and the clamping groove and the clamping block in the clamping state are used for locking and limiting the movement of the connecting shaft.

[0019] Preferably, the through groove is used for penetrating the lock rod, and the bending part of the lock rod in the outward moving state is in a mutual misalignment structure with the through groove.

[0020] Compared with the prior art, the beneficial effects of the utility model are as follows: the bending part of the two lock rods in the outward moving state is in a mutual misalignment structure with the through groove of the wing plate, the bending part of the two lock rods is hooked with the two through grooves, so that the body of the coupling member and the limiting sleeve are stably limited, the situation that the convex is directly clamped to cause the coupling member body to fall off is avoided, and the finished product quality of the pump plunger coupling member is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a schematic view of the main body structure of the utility model;

[0022] Figure 2 Structure diagram of the limiting mechanism of the utility model;

[0023] Figure 3 Structure diagram of A structure in the utility model Figure 2

[0024] Figure 4 Structure diagram of another view of the limiting mechanism of the utility model;

[0025] Figure 5 Structure diagram of B structure in the utility model Figure 4

[0026] In the figure: 1, clamping column; 2, limiting groove; 3, limiting sleeve; 4, mounting plate; 5, odd piece wing plate; 6, odd piece body; 7, through slot; 8, limiting mechanism; 801, connecting plate; 802, support; 803, L-shaped connecting rod; 804, transmission connecting rod; 805, bracket; 806, moving rod; 807, cross bar; 808, lock rod; 809, strip-shaped groove; 8010, connecting shaft; 8011, clamping groove; 8012, clamping block. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] Please refer to Figure 1-5 The utility model provides a kind of equipment technical scheme for processing groove of pump plunger odd piece: a kind of equipment for processing groove of pump plunger odd piece, including clamping column 1, mounting plate 4 and odd piece body 6, the surface of clamping column 1 is shaped into limiting groove 2, one end of clamping column 1 is fixedly connected with limiting sleeve 3, limiting sleeve 3 is used to place the boss of odd piece body 6 inside, the surface of odd piece body 6 is fixedly installed with odd piece wing plate 5, through slot 7 is provided in the surface of odd piece wing plate 5, limiting sleeve 3 is provided with limiting mechanism 8 on the outside, and limiting mechanism 8 is used to stably limit odd piece body 6;

[0029] Limiting mechanism 8 includes linkage assembly, lock rod assembly and buckle assembly;

[0030] Linkage assembly is used to drive lock rod assembly to move;

[0031] Buckle assembly is used to lock the position of lock rod assembly;

[0032] Lock rod assembly is used to stably limit odd piece body 6.​​

[0033] Please refer to Figure 2 , linkage assembly includes connecting plate 801, support 802, L-shaped connecting rod 803, transmission connecting rod 804, strip-shaped groove 809 and connecting shaft 8010;

[0034] The connecting plate 801 is fixedly connected to one side of the mounting plate 4, the support 802 is fixedly connected to the top center of the connecting plate 801, the strip-shaped groove 809 is opened on the surface of the support 802, the connecting shaft 8010 is slidingly connected to the inside of the strip-shaped groove 809, the bending point of the L-shaped connecting rod 803 is rotatably connected to the outer wall of the connecting shaft 8010, and one end of the transmission connecting rod 804 is rotatably connected with the bending point of the L-shaped connecting rod 803 and the connecting shaft 8010.

[0035] In this embodiment: the L-shaped connecting rod 803 is rotated, so that the L-shaped connecting rod 803 in the rotating state drives the transmission connecting rod 804 to rotate through the connecting shaft 8010, and the transmission connecting rod 804 and the L-shaped connecting rod 803 are rotated to an inclined state, then the transmission connecting rod 804 and the L-shaped connecting rod 803 in the rotating state drive the two moving rods 806 to move close to each other along the tracks of the two supports 805, and then the two moving rods 806 in the close-together state drive the two locking rods 808 to move close to each other through the two cross rods 807.

[0036] Please refer to Figure 2 , the locking rod assembly includes two supports 805, moving rods 806, cross rods 807 and locking rods 808;

[0037] The support 805 is fixedly connected to the top edge of the connecting plate 801, the moving rod 806 is slidingly connected to the inside of the support 805, the cross rod 807 is fixedly connected to the outer wall of the moving rod 806, and the locking rod 808 is fixedly connected to the end of the cross rod 807.

[0038] In this embodiment: the two locking rods 808 pass through the two through grooves 7 of the component wing plate 5 fixedly installed on the surface of the component body 6, and then the L-shaped connecting rod 803 and the transmission connecting rod 804 are rotated to a horizontal state, and then the L-shaped connecting rod 803 and the transmission connecting rod 804 in the horizontal state drive the two locking rods 808 to move away from each other, and the bending parts of the two locking rods 808 in the outward moving state are in a mutually staggered structure with the through grooves 7, so that the bending parts of the two locking rods 808 are hooked with the two through grooves 7, thereby stably positioning the component body 6.

[0039] Please refer to Figure 2 , one end of the L-shaped connecting rod 803 is rotatably connected with one moving rod 806, and the other end of the transmission connecting rod 804 is rotatably connected with the other moving rod 806.

[0040] In this embodiment: the L-shaped connecting rod 803 in the rotating state drives the transmission connecting rod 804 to rotate through the connecting shaft 8010, and the transmission connecting rod 804 and the L-shaped connecting rod 803 are rotated to the inclined state. Then, the transmission connecting rod 804 and the L-shaped connecting rod 803 rotated to the inclined state respectively drive the two moving rods 806 to move closer to each other along the trajectory of the two brackets 805.

[0041] Please refer to Figure 4 The L-shaped connecting rod 803 and the transmission connecting rod 804 in the moving state respectively drive the two moving rods 806 to move, and the two moving rods 806 in the moving state respectively drive the two locking rods 808 to move through the two cross bars 807.

[0042] In this embodiment, the L-shaped connecting rod 803 in motion drives the transmission connecting rod 804 to move via the connecting shaft 8010 , and the transmission connecting rod 804 and the L-shaped connecting rod 803 in motion respectively drive the two moving rods 806 to move.

[0043] Please refer to Figure 3 , the buckle assembly includes two card slots 8011 and a card block 8012;

[0044] The locking groove 8011 is formed on the inner wall of the strip groove 809 , and the locking block 8012 is fixedly connected to the outer wall of the connecting shaft 8010 .

[0045] In this embodiment: the hand pulls the L-shaped connecting rod 803, so that the L-shaped connecting rod 803 drives the connecting shaft 8010 to move downward along the trajectory of the strip groove 809, and the connecting shaft 8010 in the downward moving state drives a block 8012 to be pulled out from the inside of a slot 8011, and a block 8012 and a slot 8011 in the separated state unlock the position of the connecting shaft 8010.

[0046] Please refer to Figure 3 The card slot 8011 is used for inserting the card block 8012 therein, and the card slot 8011 and the card block 8012 in the engaged state are used to lock and limit the movement of the connecting shaft 8010.

[0047] In this embodiment, the connecting shaft 8010 in the downward moving state drives another clamping block 8012 to be inserted into another clamping slot 8011 , and then the another clamping slot 8011 and the another clamping block 8012 in the engaged state lock and limit the movement of the connecting shaft 8010 .

[0048] Please refer to Figure 4 The through slot 7 is used for the locking rod 808 to pass through, and the bent portion of the locking rod 808 in the outward moving state is in a mutually staggered structure with the through slot 7.

[0049] In this embodiment, the bent portions of the two locking rods 808 and the through slots 7 in the outwardly moving state are in a mutually staggered structure, and the bent portions of the two locking rods 808 and the two through slots 7 are hooked with each other.

[0050] Working principle: First, pull the L-shaped connecting rod 803 by hand, so that the L-shaped connecting rod 803 drives the connecting shaft 8010 to move downward along the track of the strip groove 809, and the connecting shaft 8010 in the downward moving state drives a block 8012 to be pulled out from the inside of a slot 8011, and a block 8012 and a slot 8011 in the separated state unlock the position of the connecting shaft 8010, and then rotate the L-shaped connecting rod 803, so that the rotating L-shaped connecting rod 803 drives the transmission connecting rod 804 to rotate through the connecting shaft 8010, and the transmission connecting rod 804 and the L-shaped connecting rod 803 rotate to the tilted state, and then the transmission connecting rod 804 and the L-shaped connecting rod 803 rotate to the tilted state, and then the transmission connecting rod 804 and the L-shaped connecting rod 803 rotate to the tilted state respectively drive the two moving rods 806 to move closer to each other along the track of the two brackets 805, and then the two moving rods 806 in the close state drive the two locking rods 808 to move closer to each other through the two cross bars 807;

[0051] When the cam 801 is in the locked position, the two locking rods 808 are locked in the locked position, thereby preventing the cam 801 from falling off.

[0052] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A groove processing device for a pump plunger pair, comprising a clamping column (1), a mounting plate (4) and a pair body (6), wherein a limiting groove (2) is formed on the surface of the clamping column (1), one end of the clamping column (1) is fixedly connected to a limiting sleeve (3), the limiting sleeve (3) is used for placing a boss of the pair body (6) therein, a pair wing plate (5) is fixedly mounted on the surface of the pair body (6), and a through groove (7) is opened on the surface of the pair wing plate (5), characterized in that: A limiting mechanism (8) is provided on the outer side of the limiting sleeve (3), and the limiting mechanism (8) is used to stably limit the position of the coupling body (6); The limiting mechanism (8) comprises a linkage assembly, a locking rod assembly and a buckle assembly; The linkage assembly is used to drive the locking rod assembly to move; The buckle assembly is used to lock the position of the locking rod assembly; The locking rod assembly is used to stably limit the position of the coupling body (6).

2. The groove processing equipment for a pump plunger assembly according to claim 1, characterized in that: The linkage assembly comprises a connecting plate (801), a support (802), an L-shaped connecting rod (803), a transmission connecting rod (804), a strip groove (809) and a connecting shaft (8010); The connecting plate (801) is fixedly connected to one side of the mounting plate (4), the support (802) is fixedly connected to the top center of the connecting plate (801), the strip groove (809) is opened on the surface of the support (802), the connecting shaft (8010) is slidably connected to the inside of the strip groove (809), the bending point of the L-shaped connecting rod (803) is rotatably connected to the outer wall of the connecting shaft (8010), and one end of the transmission connecting rod (804) is rotatably connected to the bending point of the L-shaped connecting rod (803) and the connecting shaft (8010).

3. The groove processing equipment for a pump plunger assembly according to claim 2, characterized in that: The two locking rod assemblies include a bracket (805), a moving rod (806), a crossbar (807) and a locking rod (808); The bracket (805) is fixedly connected to the top edge of the connecting plate (801), the movable rod (806) is slidably connected to the inside of the bracket (805), the cross bar (807) is fixedly connected to the outer wall of the movable rod (806), and the locking rod (808) is fixedly connected to the end of the cross bar (807).

4. The groove processing equipment for a pump plunger assembly according to claim 3, characterized in that: One end of the L-shaped connecting rod (803) is rotatably connected to one of the moving rods (806), and the other end of the transmission connecting rod (804) is rotatably connected to the other moving rod (806).

5. The groove processing equipment for a pump plunger assembly according to claim 4, characterized in that: The L-shaped connecting rod (803) and the transmission connecting rod (804) in the moving state respectively drive the two moving rods (806) to move, and the two moving rods (806) in the moving state respectively drive the two locking rods (808) to move through the two cross rods (807).

6. The groove processing equipment for a pump plunger assembly according to claim 2, characterized in that: The buckle assembly includes two clamping slots (8011) and a clamping block (8012); The clamping groove (8011) is opened on the inner wall of the strip groove (809), and the clamping block (8012) is fixedly connected to the outer wall of the connecting shaft (8010).

7. The groove processing equipment for a pump plunger assembly according to claim 6, characterized in that: The card slot (8011) is used for inserting the card block (8012) therein, and the card slot (8011) and the card block (8012) in the engaged state are used to lock and limit the movement of the connecting shaft (8010).

8. The groove processing equipment for a pump plunger assembly according to claim 3, characterized in that: The through slot (7) is used for the locking rod (808) to pass through, and the bent portion of the locking rod (808) in the outwardly moving state and the through slot (7) are in a mutually staggered structure.

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