Puncher for hydraulic tappet

Abstract

The utility model relates to the technical field of punchers, and discloses a puncher for a hydraulic tappet, which comprises a base, a support column, a workbench and a clamping vice, the upper end of the support column is fixedly connected with a support table, the upper side of the support table is provided with a telescopic motor, the output end of the telescopic motor is fixedly connected with a telescopic rod, and the telescopic rod is fixedly connected with the workbench. The other end of the telescopic rod is fixedly connected with a fixing sleeve, and the inner wall of the fixing sleeve is fixedly connected with a connecting rod. A base, a supporting column, a workbench, a supporting table, a telescopic motor, a telescopic rod, a fixing sleeve, a connecting rod, a punching device and the like are arranged and used in cooperation. When drilling operation is carried out, a supporting rod in the punching device can be rotated to change the positions of a hole drilling drill bit and a punching drill bit below the rotating table, the hole drilling drill bit can be firstly used for drilling a hole, then the supporting rod is rotated to enable the punching drill bit to be located above a workpiece, then the punching operation can be carried out, and the drill bits do not need to be frequently disassembled and replaced; and therefore, the working efficiency is improved, and drilling operation is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to puncher technical field, specifically for a kind of puncher for hydraulic tappet. BACKGROUND

[0002] Hydraulic tappet, also known as hydraulic lifter, is a key component in valve train of automobile engine, and plays an important role in automatic adjustment of valve clearance in engine. It ensures the accurate and rapid opening and closing of valve during engine operation, which is crucial for engine performance. Through internal hydraulic mechanism, hydraulic tappet can maintain constant valve clearance at different temperatures, thereby optimizing engine performance, reducing noise and wear. In order to realize the flow of oil and the transmission of pressure, and complete the automatic adjustment function of valve clearance, punching process needs to be carried out on hydraulic tappet. Usually, drilling machine is used for punching process, and the drilling efficiency directly affects the quality of workpiece and the efficiency of machining.

[0003] However, there are still the following problems:

[0004] When the existing conventional drilling equipment drills the side wall of the hydraulic tappet, in order to prevent the drilling from deviating, a bottom hole needs to be drilled first using a center drill for positioning, and then the drill bit needs to be replaced for drilling. Therefore, the drill bit needs to be frequently disassembled and replaced, which reduces the work efficiency. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problems in the prior art, and provides a puncher for hydraulic tappet, which does not need to frequently disassemble and replace the drill bit, thereby improving the work efficiency.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A puncher for hydraulic tappet, comprising a base, a support column, a workbench and a clamping vice, the upper end of the support column is fixedly connected with a support table, the upper side of the support table is provided with a telescopic motor, the output end of the telescopic motor is fixedly connected with a telescopic rod, the other end of the telescopic rod is fixedly connected with a fixed sleeve, the inner wall of the fixed sleeve is fixedly connected with a connecting rod, the other end of the connecting rod is rotatably connected with a rotary table, and the rotary table is provided with a punching device on one side.

[0008] Preferably, the punching device comprises a point hole motor and a punching motor arranged above the rotary table, the output end of the point hole motor is fixedly connected with a point hole connecting rod, the other end of the point hole connecting rod penetrates through the side wall of the rotary table and is fixedly connected with a point hole drill bit, the output end of the punching motor is fixedly connected with a punching connecting rod, the other end of the punching connecting rod penetrates through the side wall of the rotary table and is fixedly connected with a punching drill bit, and the side wall of the rotary table is fixedly connected with 4 supporting rods, and the upper side of the rotary table is provided with a limiting device.

[0009] Preferably, the limiting device comprises 4 sets of limiting ball grooves opened on the upper surface of the rotating table, and the bottom surface of the fixed sleeve located above the limiting ball grooves is provided with spring cavities, the inside of the spring cavities is provided with limiting springs, and the other end of the limiting spring is fixedly connected with a limiting ball, and the side wall of the limiting ball is in abutment with the inner wall of the limiting ball groove.

[0010] Preferably, the upper surface of the fixed sleeve is fixedly connected with a plurality of connecting sliding rods, and the other end of the connecting sliding rod penetrates through the side wall of the support table and is in sliding connection with the support table.

[0011] Preferably, the surface of the workbench located below the point hole drill bit is provided with a clearance groove.

[0012] Preferably, the upper surface of the workbench located on one side of the clearance groove is fixedly connected with a limiting baffle.

[0013] Preferably, the telescopic rod is located above the punching motor.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] The utility model discloses a base, support column, workbench, support table, telescopic motor, telescopic rod, fixed sleeve, connecting rod and punching device are used in cooperation, when drilling, the position of the point hole drill bit and the punching drill bit below the rotating table can be rotated with the supporting rod in the punching device, the point hole drill bit can be used first, the supporting rod is rotated to make the punching drill bit above the workpiece, then the punching operation can be carried out, the drill bit does not need to be frequently disassembled and replaced, and therefore the working efficiency is improved, and the drilling operation is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The utility model discloses a whole structure schematic diagram of a puncher for hydraulic tappet;

[0017] Figure 2 The utility model discloses a side view sectional structure schematic diagram of a puncher for hydraulic tappet;

[0018] Figure 3 For Figure 2 The structure schematic diagram of enlarged scale in A place in the middle;

[0019] Figure 4 The utility model discloses a top view sectional split structure schematic diagram of a puncher for hydraulic tappet.

[0020] In the figure: 1, base; 2, support column; 3, workbench; 4, clamping vice; 5, support table; 6, telescopic motor; 7, telescopic rod; 8, fixed sleeve; 9, connecting rod; 10, spot hole motor; 11, spot hole connecting rod; 12, spot hole drill; 13, punching motor; 14, punching connecting rod; 15, punching drill; 16, limit ball groove; 17, spring bin; 18, limit spring; 19, limit ball; 20, supporting rod; 21, connecting slide rod; 22, clearance groove; 23, rotary table; 24, limit baffle. DETAILED DESCRIPTION

[0021] 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.

[0022] Please refer to Figures 1-4 A puncher for hydraulic tappet, including base 1, support column 2, workbench 3 and clamping vice 4, the upper end of support column 2 is fixedly connected with support table 5, and the upper side of support table 5 is provided with telescopic motor 6, the output end of telescopic motor 6 is fixedly connected with telescopic rod 7, and the other end of telescopic rod 7 is fixedly connected with fixed sleeve 8, the inner wall of fixed sleeve 8 is fixedly connected with connecting rod 9, and the other end of connecting rod 9 is rotatably connected with rotary table 23, one side of rotary table 23 is provided with punching device.

[0023] From the above structure, it can be known that by setting base 1, support column 2, workbench 3, support table 5, telescopic motor 6, telescopic rod 7, fixed sleeve 8, connecting rod 9 and punching device, etc. are used in cooperation; when drilling operation is carried out, the position of spot hole drill 12 and punching drill 15 under rotary table 23 can be changed by rotating supporting rod 20 in punching device, spot hole drill 12 can be used to spot hole first, and then punching drill 15 is above workpiece by rotating supporting rod 20, and then punching operation can be carried out, without frequent disassembly and replacement of drill, thereby improving work efficiency and facilitating drilling operation.

[0024] Further, the punching device comprises a point hole motor 10 and a punching motor 13 arranged above the rotating table 23, the output end of the point hole motor 10 is fixedly connected with a point hole connecting rod 11, the other end of the point hole connecting rod 11 penetrates through the side wall of the rotating table 23 and is fixedly connected with a point hole drill bit 12, the output end of the punching motor 13 is fixedly connected with a punching connecting rod 14, and the other end of the punching connecting rod 14 penetrates through the side wall of the rotating table 23 and is fixedly connected with a punching drill bit 15, the side wall of the rotating table 23 is fixedly connected with four supporting rods 20, and the upper side of the rotating table 23 is provided with a limiting device; through the cooperation of the rotating table 23, the point hole motor 10, the point hole connecting rod 11, the point hole drill bit 12, the punching motor 13, the punching connecting rod 14 and the punching drill bit 15, when drilling, first hold the supporting rod 20 to rotate the rotating table 23, so that the point hole drill bit 12 is above the workpiece clamped by the vise 4 on the workbench 3, then start the point hole motor 10 to drive the point hole drill bit 12 to rotate through the point hole connecting rod 11, then the extension motor 6 drives the fixed sleeve 8 to descend through the extension rod 7, and then the fixed sleeve 8 drives the rotating table 23 to descend through the connecting rod 9 to drive the point hole drill bit 12 to descend, and then the extension motor 6 drives the point hole drill bit 12 to ascend through the extension rod 7, and then the rotating table 23 can be rotated to drive the point hole drill bit 12 and the punching drill bit 15 to exchange positions, and then the punching drill bit 15 is started, and then the extension motor 6 drives the punching drill bit 15 to descend through the extension rod 7 to perform punching operation, without frequent disassembly and replacement of drill bits, facilitating drilling work and improving work efficiency, and the limiting device can provide certain fixing effect to prevent the rotating table 23 from rotating randomly and improve work safety.

[0025] Further, the limiting device comprises four limiting ball grooves 16 opened on the upper surface of the rotating table 23, the bottom surface of the fixed sleeve 8 arranged above the limiting ball grooves 16 is provided with a spring bin 17, the inside of the spring bin 17 is provided with a limiting spring 18, the other end of the limiting spring 18 is fixedly connected with a limiting ball 19, and the side wall of the limiting ball 19 abuts against the inner wall of the limiting ball groove 16; through the cooperation of the limiting ball groove 16, the spring bin 17, the limiting spring 18 and the limiting ball 19, when the limiting spring 18 pushes the limiting ball 19 to slide into the limiting ball groove 16 on the rotating table 23, the rotating table 23 can be fixed, thereby preventing the rotating table 23 from rotating randomly, when the positions of the point hole drill bit 12 and the punching drill bit 15 are exchanged, first rotate the rotating table 23, at this time the limiting ball 19 will roll along the side wall of the limiting ball groove 16 to press the limiting spring 18 to rise, after the positions of the point hole drill bit 12 and the punching drill bit 15 are exchanged, the limiting ball groove 16 will be below the limiting ball 19, and then the limiting spring 18 will push the limiting ball 19 to slide into the limiting ball groove 16, thereby completing the limiting and fixing work of the rotating table 23.

[0026] Further, the upper surface of the fixing sleeve 8 is fixedly connected with a plurality of connecting slide rods 21, and the other end of the connecting slide rod 21 penetrates the side wall of the support table 5 and is in sliding connection with the support table 5; by arranging a plurality of connecting slide rods 21, when the telescopic rod 7 drives the fixing sleeve 8 to move up and down, the connecting slide rod 21 will slide along the side wall of the support table 5, improving the stability of the fixing sleeve 8 when moving.

[0027] Further, the surface of the workbench 3 below the point hole drill bit 12 is provided with an emptying groove 22; by arranging the emptying groove 22, when drilling is performed, the point hole drill bit 12 will be above the emptying groove 22, providing a space for the descending punching drill bit 15 to avoid, preventing the punching drill bit 15 from contacting the surface of the workbench 3 and causing unnecessary damage.

[0028] Further, the upper surface of the workbench 3 on one side of the emptying groove 22 is fixedly connected with a limiting baffle 24; by arranging the limiting baffle 24, the clamping vice 4 on the workbench 3 is blocked, preventing the clamping vice 4 from moving to one side of the emptying groove 22, and improving the work safety.

[0029] Further, the telescopic rod 7 is above the punching motor 13; the telescopic rod 7 above the punching motor 13 makes the punching drill bit 15 or the point hole drill bit 12 changing position during the punching operation or the point hole operation to be below the telescopic rod 7, facilitating the punching operation or the point hole operation.

[0030] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application.

Claims

1. A punch for hydraulic tappets, comprising a base (1), a support column (2), a worktable (3), and a clamping vise (4), characterized in that, The upper end of the support column (2) is fixedly connected to a support platform (5), and a telescopic motor (6) is provided on the upper side of the support platform (5). The output end of the telescopic motor (6) is fixedly connected to a telescopic rod (7), and the other end of the telescopic rod (7) is fixedly connected to a fixing sleeve (8). The inner wall of the fixing sleeve (8) is fixedly connected to a connecting rod (9), and the other end of the connecting rod (9) is rotatably connected to a rotating platform (23). A drilling device is provided on one side of the rotating platform (23). The drilling device includes a spot-hole motor (10) and a drilling motor (13) set above the rotary table (23). The output end of the spot-hole motor (10) is fixedly connected to a spot-hole connecting rod (11). The other end of the spot-hole connecting rod (11) passes through the side wall of the rotary table (23) and is fixedly connected to a spot-hole drill bit (12). The output end of the drilling motor (13) is fixedly connected to a drilling connecting rod (14). The other end of the drilling connecting rod (14) passes through the side wall of the rotary table (23) and is fixedly connected to a drilling drill bit (15). The side wall of the rotary table (23) is fixedly connected to four sets of support rods (20). A limiting device is provided above the rotary table (23).

2. A punch for a hydraulic tappet according to claim 1, characterized in that, The limiting device includes four sets of limiting ball grooves (16) on the upper surface of the rotating table (23), and a spring chamber (17) is provided on the bottom surface of the fixed sleeve (8) above the limiting ball grooves (16). A limiting spring (18) is provided inside the spring chamber (17), and another limiting ball (19) is fixedly connected to the limiting spring (18). The side wall of the limiting ball (19) abuts against the inner wall of the limiting ball groove (16).

3. A punch for a hydraulic tappet according to claim 1 or 2, characterized in that, The upper surface of the fixed sleeve (8) is fixedly connected to multiple sets of connecting slide rods (21), and the other end of the connecting slide rod (21) passes through the side wall of the support platform (5) and is slidably connected to the support platform (5).

4. A punch for a hydraulic tappet according to claim 1 or 2, characterized in that, A clearance groove (22) is provided on the surface of the workbench (3) located below the point hole drill bit (12).

5. A punch for a hydraulic tappet according to claim 3, characterized in that, A clearance groove (22) is provided on the surface of the workbench (3) located below the point hole drill bit (12).

6. A punch for a hydraulic tappet according to claim 1, 2, or 5, characterized in that, A limit baffle (24) is fixedly connected to the upper surface of the workbench (3) located on one side of the clearance groove (22).

7. A punch for a hydraulic tappet according to claim 3, characterized in that, A limit baffle (24) is fixedly connected to the upper surface of the workbench (3) located on one side of the clearance groove (22).

8. A punch for a hydraulic tappet according to claim 4, characterized in that, A limit baffle (24) is fixedly connected to the upper surface of the workbench (3) located on one side of the clearance groove (22).

9. A punch for a hydraulic tappet according to claim 1, 2, 5, 7 or 8, characterized in that, The telescopic rod (7) is located above the punching motor (13).

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