Press fitting tool for double copper bushes

Abstract

The utility model provides a double copper bush press fitting tool which comprises a base, a mandrel is fixedly connected to the top of the base, a second copper bush is installed on the top of the mandrel, a guide sleeve is installed in the base in a sliding mode, a tray is installed on the top of the base, a workpiece is installed on the top of the tray, and the second copper bush is installed on the top of the guide sleeve. A pressing head is installed at the top of the guide sleeve, a first copper sleeve is installed at the bottom of the pressing head, a sliding groove corresponding to the guide sleeve is formed in the base, a supporting block is fixedly connected to the interior of the guide sleeve, and a first guide bolt is slidably installed in the supporting block. A transition sleeve is installed at the bottom of the first guide bolt in a threaded mode, a first compression spring is installed between the guide sleeve and the transition sleeve, and the portion, installed at the bottom of the first guide bolt, of the first compression spring is provided with a nut. According to the utility model, copper bushes can be simultaneously pressed at two ends of a workpiece, so that a large amount of processing time is saved.

Description

Technical Field

[0001] The utility model belongs to the technical field of copper sleeve press-fitting, and more specifically relates to a double copper sleeve press-fitting tool. Background Art

[0002] Copper sleeves, also known as copper shaft sleeves, are divided into many types, including copper rollers for machines, copper bearings, etc. They are used in various light, large and heavy machinery and are important components of machinery. The product has the functions of traditional tin bronze bearings, has good casting performance and cutting performance, and has good corrosion resistance in the atmosphere and fresh water.

[0003] When the copper sleeve is currently pressed, it is sometimes necessary to press the copper sleeve on both ends of the workpiece, but the existing press-fitting equipment cannot press the copper sleeve on both ends of the workpiece at the same time, which will waste a lot of processing time. Summary of the invention

[0004] The utility model aims to provide a double copper sleeve press-fitting tool, which can press-fit the copper sleeves on both ends of a workpiece at the same time, thus saving a lot of processing time.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: to provide a double copper sleeve pressing tool, including a base, a core shaft is fixedly connected to the top of the base, a second copper sleeve is installed on the top of the core shaft, a guide sleeve is slidably installed inside the base, a tray is installed on the top of the base, a workpiece is installed on the top of the tray, a pressure head is installed on the top of the guide sleeve, and a first copper sleeve is installed on the bottom of the pressure head.

[0006] Furthermore: a slide groove corresponding to the guide sleeve is opened inside the base.

[0007] Further: the guide sleeve is fixedly connected to a support block, the support block is slidably installed with a first guide bolt, the bottom thread of the first guide bolt is threadedly installed with a transition sleeve, a first compression spring is installed between the guide sleeve and the transition sleeve, the first compression spring is installed with a nut at the bottom of the first guide bolt, a fixing bolt is installed inside the nut, and a second compression spring is installed between the transition sleeve and the nut.

[0008] Further: a second guide bolt is slidably installed inside the tray, the bottom thread of the second guide bolt is installed on the top of the base, a third compression spring is installed between the tray and the base, and the third compression spring is installed on the outer wall of the second guide bolt.

[0009] Further: a support spring is installed inside the pressure head, and a push block is installed at one end of the support spring.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] 1. Compared with the prior art, by setting a base, a second copper sleeve, a tray, a guide sleeve, a workpiece and a pressing head, when in use, the pressing head is pressed down, and the workpiece moves downward with the tray. After the tray is attached to the base, it continues to press down to press the second copper sleeve on the bottom of the workpiece. After the second copper sleeve is pressed, the pressing head continues to press down, and the first copper sleeve continues to move downward along the guide sleeve, and the first copper sleeve is pressed on the top of the workpiece. It can be realized that the first copper sleeve and the second copper sleeve can be pressed into the inside of the workpiece at the same time, which can save a lot of processing time. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0015] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model when in use;

[0016] Figure 4 for Figure 3 Enlarged structural diagram at A in the middle.

[0017] 1. Base; 101. Spindle; 102. Slide; 2. First copper sleeve; 201. Second copper sleeve; 3. Guide sleeve; 301. Support block; 302. First guide bolt; 303. Transition sleeve; 304. First compression spring; 4. Tray; 401. Second guide bolt; 402. Third compression spring; 5. Workpiece; 6. Press head; 601. Support spring; 602. Push block; 7. Nut; 701. Fixing bolt; 702. Second compression spring. DETAILED DESCRIPTION

[0018] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not intended to limit the present application.

[0019] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0020] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0021] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0022] Reference Figure 1-4 Now, a double copper sleeve press-fitting tool provided by an embodiment of the utility model is described. A double copper sleeve press-fitting tool comprises a base 1, a mandrel 101 is fixedly connected to the top of the base 1, a second copper sleeve 2 is installed on the top of the mandrel 101, a guide sleeve 3 is slidably installed inside the base 1, a tray 4 is installed on the top of the base 1, a workpiece 5 is installed on the top of the tray 4, a pressing head 6 is installed on the top of the guide sleeve 3, and a first copper sleeve 201 is installed on the bottom of the pressing head 6.

[0023] When in use, the second copper sleeve 2 is installed on the top of the core shaft 101, the first copper sleeve 201 is installed on the bottom of the pressing head 6, and then the workpiece 5 is installed on the tray 4. Then when the pressing head 6 is pressed down, the tray 4 is driven to move downward, and the second copper sleeve 2 can be pressed into the bottom of the workpiece 5. Then continue to press down to press the first copper sleeve 201 onto the top of the workpiece 5.

[0024] A slide groove 102 corresponding to the guide sleeve 3 is provided inside the base 1 , and the guide sleeve 3 can slide inside the base 1 and the spindle 101 through the setting of the slide groove 102 .

[0025] The guide sleeve 3 is fixedly connected to the inside of the support block 301, and the first guide bolt 302 is slidably installed inside the support block 301. The bottom thread of the first guide bolt 302 is threadedly installed with a transition sleeve 303. A first compression spring 304 is installed between the guide sleeve 3 and the transition sleeve 303. The first compression spring 304 is installed on the outer wall of the first guide bolt 302. After the press-fitting is completed, the first compression spring 304 and the transition sleeve 303 can be used to restore the guide sleeve 3 to the position before the press-fitting after use.

[0026] A nut 7 is installed at the bottom of the base 1, a fixing bolt 701 is installed inside the nut 7, and a second compression spring 702 is installed between the transition sleeve 303 and the nut 7. The second compression spring 702 can push the transition sleeve 303 to restore the position of the guide sleeve 3.

[0027] A second guide bolt 401 is slidably installed inside the tray 4, and the bottom thread of the second guide bolt 401 is installed on the top of the base 1. A third compression spring 402 is installed between the tray 4 and the base 1, and the third compression spring 402 is installed on the outer wall of the second guide bolt 401. Through the third compression spring 402, the tray 4 can be restored to the position before pressing after use.

[0028] A support spring 601 is installed inside the pressure head 6, and a push block 602 is installed at one end of the support spring 601. When the first copper sleeve 2 is installed on the pressure head 6, the first copper sleeve 2 can be fixed on the pressure head 6 by the support spring 601 and the push block 602.

[0029] Working principle: First, install the second copper sleeve 201 on the top of the spindle 101, and install the first copper sleeve 2 on the bottom of the pressure head 6. During installation, fix the first copper sleeve 2 by the support spring 601 and the push block 602. Then install the workpiece 5 on the top of the tray 4. Then press down the pressure head 6. The workpiece 5 moves downward with the tray 4. After the tray 4 is attached to the base 1, continue to press down to press the second copper sleeve 201 on the bottom of the workpiece 5. Then the pressure head 6 continues to press down, and the first copper sleeve 2 continues to move downward along the guide sleeve 3. The first copper sleeve 2 is pressed on the top of the workpiece 5. After both copper sleeves are pressed inside the workpiece 5, remove the pressure, and the tray 4 is restored to its original position before pressing through the third compression spring 402. The guide sleeve 3 is restored to its original position before pressing through the first compression spring 304, the transition sleeve 303 and the second compression spring 702. Then the pressed workpiece 5 can be taken out.

[0030] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A double copper sleeve press-fitting tool, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a spindle (101), the top of the spindle (101) is installed with a second copper sleeve (201), the interior of the base (1) is slidably installed with a guide sleeve (3), the top of the base (1) is installed with a tray (4), the top of the tray (4) is installed with a workpiece (5), the top of the guide sleeve (3) is installed with a pressure head (6), and the bottom of the pressure head (6) is installed with a first copper sleeve (2).

2. A double copper sleeve press-fitting tool as claimed in claim 1, characterized in that: A sliding groove (102) corresponding to the guide sleeve (3) is provided inside the base (1).

3. A double copper sleeve press-fitting tool as claimed in claim 1, characterized in that: The guide sleeve (3) is fixedly connected to a support block (301) inside, a first guide bolt (302) is slidably installed inside the support block (301), a transition sleeve (303) is threadedly installed on the bottom of the first guide bolt (302), a first compression spring (304) is installed between the guide sleeve (3) and the transition sleeve (303), and the first compression spring (304) is installed on the outer wall of the first guide bolt (302).

4. A double copper sleeve press-fitting tool as claimed in claim 3, characterized in that: A nut (7) is installed at the bottom of the base (1), a fixing bolt (701) is installed inside the nut (7), and a second compression spring (702) is installed between the transition sleeve (303) and the nut (7).

5. A double copper sleeve press-fitting tool as claimed in claim 1, characterized in that: A second guide bolt (401) is slidably installed inside the tray (4), and the bottom thread of the second guide bolt (401) is installed on the top of the base (1). A third compression spring (402) is installed between the tray (4) and the base (1), and the third compression spring (402) is installed on the outer wall of the second guide bolt (401).

6. A double copper sleeve press-fitting tool as claimed in claim 1, characterized in that: A support spring (601) is installed inside the pressure head (6), and a push block (602) is installed at one end of the support spring (601).

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