Special-shaped die for producing primary blank of balance block

Abstract

The utility model discloses a special-shaped mould for producing a primary blank of a balance block, which comprises a fixed seat, an upper mould, a lower mould and two preformed holes, the side surface of the fixed seat is fixedly connected with a motor, the output end of the motor is fixedly connected with a two-way screw rod, two slide blocks are arranged outside the two-way screw rod, the upper surfaces of the two slide blocks are fixedly connected with special-shaped blocks, and the two slide blocks are fixedly connected with the preformed holes. The upper surfaces of the two special-shaped blocks are slidably connected with ejector rods, the upper ends of the two ejector rods are slidably connected with the inner walls of the two preformed holes correspondingly, four mounting grooves are formed in the upper surface of the fixing base, reinforcing covers are rotatably connected into the four mounting grooves correspondingly, and reset springs are arranged between the side walls of the four reinforcing covers and the inner walls of the mounting grooves correspondingly. Limiting rods are fixedly connected to the lower surfaces of the four reinforcing covers, a worker can be conveniently assisted to take out a workpiece, the working efficiency can be improved, convenience is provided for the worker, when the lower die is damaged, the worker can conveniently and rapidly replace, install and fix the lower die, and the convenience of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of balance block special -shaped mould, concretely is a kind of special-shaped mould of balance block initial billet production. BACKGROUND

[0002] Balance block is a kind of accessory for correcting the unbalance of rotating parts, and is commonly used in rotating parts such as automobile wheel hub, engine flywheel and fan blade. Balance block plays an important role in the stable operation of machinery. In the production of balance block, special-shaped mould is often used to produce balance block initial billet.

[0003] The existing balance block initial billet is inconvenient for workers to take out after stamping forming, which reduces work efficiency and makes it inconvenient to replace the lower mould after installation, seriously affecting the construction efficiency of workers. The utility model device can assist workers to take out after workpiece stamping forming, provide convenience for workers, improve work efficiency, and facilitate the quick replacement, installation and fixation of the lower mould, with good convenience. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of special-shaped mould of balance block initial billet production, to solve the problem that it is inconvenient for workers to take out, which reduces work efficiency and makes it inconvenient to replace the lower mould after installation, seriously affecting the construction efficiency of workers.

[0005] To achieve the above-mentioned purpose, a kind of special-shaped mould of balance block initial billet production is provided, comprising: fixed seat, upper mould, lower mould and two reserved holes, the fixed seat side surface is fixedly connected with motor, the motor output end is fixedly connected with bidirectional screw rod, the bidirectional screw rod is provided with two sliding blocks outside, the upper surface of two sliding blocks is fixedly connected with special-shaped block, the upper surface of two special-shaped blocks is slidably connected with ejector rod, the upper end of two ejector rods is slidably connected with the inner wall of two reserved holes, which is convenient for assisting workers to take out workpiece, improves work efficiency and provides convenience for workers.

[0006] The upper surface of the fixed seat is provided with four installation grooves, the inside of four installation grooves is rotatably connected with reinforcing cover, the sidewall between four reinforcing covers and installation groove inner wall is provided with return spring, the lower surface of four reinforcing covers is fixedly connected with limiting rod, the inner sidewall of four installation grooves is fixedly connected with tension spring, one end of four tension springs is fixedly connected with push plate, the side surface of four push plates is fixedly connected with fixed rod, the outside of four fixed rods is slidably connected with the inside of lower mould, the inside of tension spring is slidably connected with the outer surface of fixed rod, the side surface of push plate is attached to the side surface of limiting rod, when lower mould is damaged, it is convenient for workers to quickly replace and install and fix, and the convenience of device is increased.

[0007] According to the special-shaped die for producing the initial blank of the balance block, the lower die is installed in the fixed seat, the reserved hole is arranged through the inner bottom of the lower die, and the machined workpiece is conveniently taken out.

[0008] According to the special-shaped die for producing the initial blank of the balance block, the upper die is arranged above the lower die, the upper surface of the upper die is detachably connected with the top plate, the upper surface of the top plate is fixedly connected with the fixed cylinder, the workpiece is conveniently press-formed by using the air cylinder, and the upper die is conveniently replaced.

[0009] According to the special-shaped die for producing the initial blank of the balance block, the upper surface of the reinforcing cover is provided with a notch, and the notch is provided with a slope, so that the reinforcing cover is conveniently opened by the worker.

[0010] According to the special-shaped die for producing the initial blank of the balance block, the special-shaped block is provided with a slope, and the lower surface of the ejector rod is provided with a slope matched with the special-shaped block, so that the ejector rod is lifted by the gradually rising slope, thereby assisting the worker in taking out the workpiece.

[0011] According to the special-shaped die for producing the initial blank of the balance block, the two ends of the special-shaped block are fixedly connected with the stop blocks, and the lower surface of the sliding block is slidingly connected with the inner bottom of the fixed seat, so that the sliding block is limited by the stop blocks and prevented from moving beyond the moving range.

[0012] According to the special-shaped die for producing the initial blank of the balance block, the shape and size of the mounting groove are matched with those of the reinforcing cover, and the shape and size of the upper end of the ejector rod are matched with those of the reserved hole, so that the upward or downward movement of the ejector rod is limited by the matching of the ejector rod and the reserved hole, and the movement stability is improved.

[0013] Compared with the prior art, the special-shaped die for producing the initial blank of the balance block has the following beneficial effects:

[0014] 1. When the workpiece needs to be taken out, the motor is started to drive the bidirectional screw rod to rotate, so as to drive the two sliding blocks to move towards each other, the upper end of the ejector rod is lifted upwards by the matching slope arranged on the lower part of the special-shaped block and the ejector rod, the workpiece in the interior is conveniently taken out by the worker, and the working efficiency is improved.

[0015] 2. The reinforcing cover is opened, and then the push plate is pulled, so that the tension spring is stretched, the fixed rod no longer limits the lower die, the worker is convenient to replace the lower die, the convenience is improved, the working efficiency is improved, the reinforcing cover is reset by the reset spring, and the limiting rod abuts against the push plate, so that the installation stability is improved.

[0016] The additional aspects and advantages of the special-shaped die for producing the initial blank of the balance block will be partially given in the following description, partially will become obvious from the following description, or will be understood by the practice of the special-shaped die for producing the initial blank of the balance block. BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model further illustrates below combining with the drawings and examples;

[0018] Figure 1 It is the perspective view of a kind of special-shaped mould of the utility model for balancing block initial blank production;

[0019] Figure 2 It is the elevation section view of a kind of special-shaped mould of the utility model for balancing block initial blank production;

[0020] Figure 3 It is the internal structure diagram of a kind of special-shaped mould of the utility model for balancing block initial blank production;

[0021] Figure 4 It is the perspective view of a kind of special-shaped mould reinforcing cover of the utility model for balancing block initial blank production;

[0022] Figure 5 It is a kind of special-shaped mould of the utility model for balancing block initial blank production Figure 3 The enlarged view of middle A.

[0023] In the drawing: 1, fixed seat;2, lower mould;3, upper mould;4, top plate;6, fixed cylinder;7, reinforcing cover;9, motor;10, bidirectional screw;11, reset spring;12, limit rod;13, top rod;14, special-shaped block;15, sliding block;16, fixed rod;17, push plate;18, tension spring;19, reserved hole;20, installation slot. Specific implementation

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with 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 the person skilled in the art without making creative labor are within the scope of the utility model protection.

[0025] Please refer to Figures 1-5The utility model discloses an embodiment provides a technical scheme: a special-shaped die of balance block initial blank production, include: fixed seat 1, upper die 3, lower die 2 and two reserved holes 19, fixed seat 1 side fixed connection motor 9 for providing power, motor 9 output fixed connection bidirectional screw rod 10, drive through bidirectional screw rod 10, two sliding blocks 15 are provided outside bidirectional screw rod 10, drive special-shaped block 14 to move, when special-shaped block 14 is moved by sliding block 15, utilize the slope of special-shaped block 14 and make the lift of jack 13, two sliding blocks 15 upper surfaces all fixed connection special-shaped block 14, two special-shaped blocks 14 upper surfaces all sliding connection jack 13 for jacking workpiece and facilitate staff collection, two jacks 13 upper ends are slidably connected with the inner wall of two reserved holes 19 respectively;

[0026] Four mounting grooves 20 are set up on the upper surface of fixed seat 1, provide installation base, four mounting grooves 20 interiors all rotatable connection reinforcing cover 7, reinforce fixed, four reinforcing covers 7 side walls and mounting groove 20 inner wall all are provided with reset spring 11, utilize reset spring 11 elasticity, make reinforcing cover 7 after opening automatically close, four reinforcing covers 7 lower surfaces all fixed connection limiting rod 12, pass through limiting rod 12 and resist push plate 17 to reinforce fixed, four mounting grooves 20 inner walls all fixed connection tension spring 18, utilize tension spring 18 elasticity and make fixed rod 16 fixed stable, four tension springs 18 one end all fixed connection push plate 17, four push plates 17 side all fixed connection fixed rod 16, four fixed rods 16 outside all with lower die 2 inside slidably connected, tension spring 18 inside and fixed rod 16 outer surface slidably connected, push plate 17 side and limiting rod 12 side are pasted.

[0027] Lower die 2 is installed in fixed seat 1 inside, and the reserved hole 19 is set up in the inner bottom of lower die 2, which is convenient for workpiece to push out, and the upper die 3 is arranged above the lower die 2, and the upper surface of the upper die 3 is detachably connected with the top plate 4, and the upper surface of the top plate 4 is fixedly connected with the fixed cylinder 6, and the fixed cylinder 6 is connected with the output end of the air cylinder, and the upper surface of the reinforcing cover 7 is provided with a notch, and the notch is provided with a slope, which facilitates the opening of the reinforcing cover 7, the special-shaped block 14 is provided with a slope, and the lower surface of the jack 13 is provided with a slope matched with the special-shaped block 14, which facilitates the lifting or lowering of the jack 13, the two ends of the special-shaped block 14 are fixedly connected with the stop block, and the stop block is used for limiting, preventing the jack 13 from being pulled out of the special-shaped block 14, and the lower surface of the sliding block 15 is slidably connected with the inner bottom of the fixed seat 1, the shape and size of the mounting groove 20 are matched with those of the reinforcing cover 7, the shape and size of the upper end of the jack 13 are matched with those of the reserved hole 19, and the reserved hole 19 can make the movement of the jack 13 more stable.

[0028] Working principle: in use, first to be processed plate is placed on the fixed seat 1 upper surface, then use the cylinder to drive the upper die 3 downward stamping forming, then start the motor 9 drive bidirectional screw rod 10 rotation, thus drive two sliders 15 opposite movement, use special-shaped block 14 and the inclined surface that top rod 13 lower part is set with special-shaped block 14 is matched, to realize top rod 13 upward and lift, facilitate staff to take out the workpiece inside, be favorable to improve work efficiency, when the lower die 2 long time use produces damage, open the reinforcing cover 7, then pull the push plate 17, thus stretch the tension spring 18, make the fixed rod 16 no longer to the lower die 2 is limited, facilitate staff to change the lower die 2, increase the convenience, be favorable to improve work efficiency, through reset spring 11 drive reinforcing cover 7 reset, limit rod 12 will resist push plate 17 simultaneously, increase installation stability.

[0029] The embodiments of the utility model are explained in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A contoured die for producing a bearing race initial blank, comprising: The utility model provides a fixed seat (1), upper die (3), lower die (2) and two reserved holes (19), characterized by, fixed seat (1) side fixed connection motor (9), motor (9) output fixed connection bidirectional screw rod (10), bidirectional screw rod (10) outside is provided with two sliding blocks (15), two sliding blocks (15) upper surfaces all fixed connection special -shaped block (14), two special -shaped blocks (14) upper surfaces all slide connection top rod (13), two top rods (13) upper ends are connected with two reserved holes (19) inner wall slidingly respectively, The fixed seat (1) upper surface is provided with four mounting grooves (20), four mounting grooves (20) are all rotatably connected with reinforcing cover (7), four reinforcing covers (7) are all provided with reset spring (11) between side wall and mounting groove (20) inner wall, four reinforcing covers (7) lower surfaces all fixed connection limiting rod (12), four mounting grooves (20) inner side walls all fixed connection pull spring (18), four pull springs (18) one end all fixed connection push plate (17), four push plates (17) side all fixed connection fixed rod (16), four fixed rods (16) outside all with lower die (2) inside sliding connection, pull spring (18) inside and fixed rod (16) outer surface sliding connection, push plate (17) side and limiting rod (12) side fit.

2. The special-shaped die for producing a preliminary blank of a balance block according to claim 1, characterized in that: The lower die (2) is installed in the fixed seat (1), and the reserved hole (19) is arranged in the inner bottom of the lower die (2).

3. The special-shaped die for producing a preliminary product of a balance block according to claim 1, wherein: The upper die (3) is arranged above the lower die (2), and the upper surface of the upper die (3) is detachably connected with the top plate (4).

4. The special-shaped die for producing a preliminary product of a balance weight according to claim 1, wherein: The upper surface of the reinforcing cover (7) is provided with a notch, and the notch is provided with an inclined surface.

5. The special-shaped die for producing a preliminary product of a balance block according to claim 1, wherein: The special-shaped block (14) is provided with an inclined surface, and the lower surface of the top rod (13) is provided with an inclined surface matched with the special-shaped block (14).

6. The special-shaped die for producing a preliminary blank of a balance block according to claim 1, characterized in that: The special-shaped block (14) is provided with an inclined surface, and the lower surface of the top rod (13) is provided with an inclined surface matched with the special-shaped block (14).

7. The special-shaped die for producing a preliminary product of a balance weight according to claim 1, wherein: The special-shaped block (14) is provided with an inclined surface, and the lower surface of the top rod (13) is provided with an inclined surface matched with the special-shaped block (14). The mounting groove (20) is matched with the reinforcing cover (7) in shape and size, and the upper end of the top rod (13) is matched with the reserved hole (19) in shape and size.

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