Sleeve installation mold with automatic adjustment function

Abstract

A sleeve installation mold with an automatic adjustment function relates to the related field of molds and comprises a shell, a downward groove is formed in the center of the shell, the shape of the groove is the same as that of an inner chain plate, then the inner chain plate can be installed in the groove, movement of the inner chain plate can be limited under the action of the shell, and therefore the inner chain plate can be installed in the groove. A groove is formed in the center of the inner chain plate, a containing mechanism is arranged in the groove in a sliding mode, then the inner chain plate can be driven to move in the vertical direction, and an adjusting mechanism is installed at the upper end of the containing mechanism. The adjusting mechanism is arranged on the placing plate, so that the position of the installed sleeve can be adjusted, the sleeve is placed in the center position and is in interference fit with the space of the inner chain plate, and installation is completed.

Description

Technical Field

[0001] The utility model relates to the field of molds, in particular to a sleeve installation mold with automatic adjustment. Background Art

[0002] When assembling the existing chain unit, it is necessary to first press-fit one end of the two sleeves into the two sleeve holes on the inner link plate through a press-fitting device, so that the three components form an assembly, and then install the two rollers on the two sleeves on the assembly respectively, and finally press-fit the other inner link plate and the assembly together to form a complete chain unit. However, the sleeve is easy to deviate from the correct press-fitting position during the press-fitting process;

[0003] Chinese patent CN 21587972 discloses a stamping positioning die for an inner chain plate and a sleeve, comprising a base, a positioning rod group is arranged on the base, the positioning rod group comprises two positioning rods vertically arranged on the base, the center distance between the two positioning rods is the same as the center distance between the two sleeve holes on the inner chain plate, an annular guide groove is arranged at the bottom of the positioning rod, the annular guide groove is arranged around the outer side of the circumference of the positioning rod, a movable positioning ring is slidably connected in the annular positioning groove, and a spring is arranged between the movable positioning ring and the bottom of the annular positioning groove. In the process of pressing the sleeve onto the inner chain plate, the utility model can position the inner chain plate and the sleeve, thereby ensuring that the sleeve can be correctly pressed onto the inner chain plate, avoiding the scrapping of the workpiece due to the failure of pressing;

[0004] However, the above patent adopts a movable ring when positioning the inner link plate. However, in order to accurately position, the movable ring and the inner link plate have similar apertures, which makes the inner link plate inconvenient to install and the sleeve is easy to fall off the movable ring. Utility Model Content

[0005] The purpose of the utility model is to provide a sleeve installation mold with automatic adjustment to solve the problems raised in the above background technology.

[0006] The utility model solves the technical problem by adopting the following technical solutions:

[0007] A sleeve installation mold with automatic adjustment comprises a shell, a downward groove is provided at the center of the shell, and the shape of the groove is the same as that of an inner link plate, so that the inner link plate can be installed in the groove, and the movement of the inner link plate can be limited under the action of the shell, a placement mechanism is slidably provided in the groove, and the inner link plate can be driven to move in the up and down directions, an adjustment mechanism is installed on the upper end of the placement mechanism, and the position of the sleeve can be adjusted to prevent displacement during installation, and a reset mechanism is provided inside the shell, and the reset mechanism is fixedly connected to the placement mechanism to reset it.

[0008] Preferably, the placement mechanism includes a placement plate sliding in the shell, the placement plate has a slot at the front left side, two identical pads are fixedly provided at the lower end of the placement plate, and two identical placement holes are provided at the upper end of the placement plate. An adjustment column is fixedly provided in the placement hole. When the sleeve needs to be installed, the inner chain plate is placed on the placement plate, and the through hole on the inner chain plate is smaller than the size of the placement hole. The sleeve is then installed on the adjustment column, and the diameter of the sleeve is larger than the diameter of the inner chain plate and smaller than the diameter of the placement hole, so that it can have an interference fit with the inner chain plate and the lower end of the sleeve can extend into the placement hole.

[0009] Preferably, the interior of the adjustment column is a hollow structure, and the left and right sides of the adjustment column are respectively provided with openings, thereby connecting the inner and outer ends of the adjustment column. Four identical rotating shafts are rotatably provided on the inner wall of the adjustment column, and each of the rotating shafts is located on one side of the opening of the adjustment column. A gear is fixed on each of the rotating shafts, and an adjustment rod is fixed on each of the rotating shafts. When the gear rotates, it can drive the adjustment rod to rotate, thereby changing the adjustment rod from a vertical state to an inclined state, and then being able to contact the inner wall of the sleeve, so as to position the sleeve to prevent movement during installation.

[0010] Preferably, an electric rod is fixed inside the adjustment column, a placement rod is connected to the electric rod, four identical racks are fixed on the placement rod, each of the racks is engaged with the gear, and when the electric rod is started, it can push the placement rod to move, thereby moving the rack, and further driving the gear to rotate.

[0011] Preferably, the reset mechanism includes a reset groove fixed in the shell, and the diameter of the reset groove is smaller than the size of the cushion block, a reset block is slidably provided in the reset groove, a reset spring is connected between the lower end of the reset block and the inner wall of the reset groove, and the upper end of the reset groove is fixedly connected to the cushion block.

[0012] Preferably, a card block is slidably provided at the front end of the shell, and a pull rod spring is connected to the card block and the inner wall of the shell. A pull rod is fixed on the card block, and the card block can cooperate with a slot on the placement plate. When the pull rod is pulled, the placement plate can be reset under the action of the reset spring.

[0013] Preferably, a connecting block is fixedly provided on the right side of the shell, a button is provided inside the connecting block, and the button can control the electric rod, and a grip is fixedly provided on the right side of the connecting block.

[0014] The advantages and positive effects of the utility model are:

[0015] 1. The utility model sets a movable placement plate at the center of the mold, thereby limiting the inner chain plate and preventing it from moving during installation.

[0016] 2. The utility model provides an adjustment mechanism on the placement plate, thereby being able to adjust the position of the installed sleeve so that it is placed in the center position and then has an interference fit with the space of the inner link plate to complete the installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a sleeve installation mold with automatic adjustment according to the utility model;

[0019] Figure 2 For this utility model Figure 1 Schematic diagram of the cross-sectional structure at AA in the middle;

[0020] Figure 3 For this utility model Figure 1 Schematic diagram of the cross-sectional structure during installation;

[0021] Figure 4 For this utility model Figure 1 Schematic diagram of the cross-section structure at BB in the middle;

[0022] Figure 5 For this utility model Figure 1 Schematic diagram of the cross-sectional structure at CC in the middle.

[0023] The marks in the accompanying drawings are described as follows: 11, housing; 12, reset groove; 13, reset spring; 14, reset block; 15, placement plate; 16, placement hole; 17, adjustment column; 18, cushion block; 19, electric rod; 20, placement rod; 21, rack; 22, rotating shaft; 23, gear; 24, adjustment rod; 25, block; 26, pull rod; 27, pull rod spring; 28, connecting block; 29, grip; 30, button. DETAILED DESCRIPTION

[0024] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0025] Combine the following Figure 1-5 The utility model is described in detail. For the convenience of description, the directions mentioned below are defined as follows: the up, down, left, right, front and back directions mentioned below are the same as Figure 1 The view direction is consistent in front, back, left, right, up and down directions. Figure 1 It is a front view of the device of the utility model. Figure 1 The directions shown are consistent with the front, back, left, right, up and down directions of the device of the utility model when viewed from the front.

[0026] The following is a further description of the embodiments of the present invention in conjunction with the accompanying drawings:

[0027] See also Figure 1-5 The utility model provides an embodiment: a sleeve installation mold with automatic adjustment, including a shell 11, a downward groove is provided at the center of the shell 11, and the shape of the groove is the same as that of the inner link plate, so that the inner link plate can be installed in the groove, and the movement of the inner link plate can be limited under the action of the shell 11, and a placement mechanism is slidingly provided in the groove, so that the inner link plate can be driven to move in the up and down directions, and an adjustment mechanism is installed on the upper end of the placement mechanism, so that the position of the sleeve can be adjusted to prevent displacement during installation, and a reset mechanism is provided inside the shell 11, and the reset mechanism is fixedly connected to the placement mechanism to reset it.

[0028] In addition, in one embodiment, the placement mechanism includes a placement plate 15 sliding in the shell 11, the placement plate 15 has a card slot at the front end of the left side, two identical pads 18 are fixedly provided at the lower end of the placement plate 15, and two identical placement holes 16 are provided at the upper end of the placement plate 15. An adjustment column 17 is fixedly provided in the placement hole 16. When the sleeve needs to be installed, the inner chain plate is placed on the placement plate 15, and the through hole on the inner chain plate is smaller than the size of the placement hole 16, and then the sleeve is installed on the adjustment column 17, and the diameter of the sleeve is larger than the diameter of the inner chain plate and smaller than the diameter of the placement hole 16, so that it can be interference fit with the inner chain plate, and the lower end of the sleeve can extend into the placement hole 16.

[0029] In addition, in one embodiment, the interior of the adjustment column 17 is a hollow structure, and the left and right sides of the adjustment column 17 are respectively provided with openings, thereby connecting the inner and outer ends of the adjustment column 17, and four identical rotating shafts 22 are rotatably provided on the inner wall of the adjustment column 17, each of the rotating shafts 22 is respectively located on one side of the opening of the adjustment column 17, and each of the rotating shafts 22 is fixed with a gear 23, and each of the rotating shafts 22 is fixed with an adjustment rod 24. When the gear 23 rotates, it can drive the adjustment rod 24 to rotate, thereby changing the adjustment rod 24 from a vertical state to an inclined state, and then being able to contact the inner wall of the sleeve, so as to position the sleeve to prevent movement during installation.

[0030] In addition, in one embodiment, an electric rod 19 is fixed inside the adjustment column 17, a placement rod 20 is connected to the electric rod 19, four identical racks 21 are fixed on the placement rod 20, each of the racks 21 is engaged with the gear 23, and when the electric rod 19 is started, it can push the placement rod 20 to move, thereby moving the rack 21, and driving the gear 23 to rotate.

[0031] In addition, in one embodiment, the reset mechanism includes a reset groove 12 fixed in the shell 11, and the diameter of the reset groove 12 is smaller than the size of the cushion block 18, a reset block 14 is slidably provided in the reset groove 12, a reset spring 13 is connected between the lower end of the reset block 14 and the inner wall of the reset groove 12, and the upper end of the reset groove 12 is fixedly connected to the cushion block 18.

[0032] In addition, in one embodiment, a block 25 is slidably provided at the front end of the shell 11, and a pull rod spring 27 is connected to the inner wall of the shell 11. A pull rod 26 is fixed on the block 25, and the block 25 can cooperate with the slot on the placement plate 15. When the pull rod 26 is pulled, the placement plate 15 can be reset under the action of the reset spring 13.

[0033] In addition, in one embodiment, a connection block 28 is fixedly provided on the right side of the housing 11 , a button 30 is provided inside the connection block 28 , and the button 30 can control the electric rod 19 , and a grip 29 is fixedly provided on the right side of the connection block 28 .

[0034] In specific implementation, when the sleeve needs to be installed, the inner chain plate is placed on the placement plate 15 and pressed downward, so that the inner chain plate can slide into the groove in the center of the housing 11, thereby preventing the inner chain plate from moving, and then the sleeve is installed in the adjustment column 17. At this time, the button 30 is pressed to control the electric rod 19 to start, so that the placement rod 20 can be pushed to move, thereby moving the rack 21, thereby driving the gear 23 to rotate, thereby rotating the adjustment rod 24, thereby making the adjustment rod 24 contact with the inner wall of the sleeve, thereby making the sleeve be in the center position to prevent displacement during installation. When the placement is completed, the gripping rod 29 is held by hand to place it at the lower end of the extruder to complete the installation;

[0035] After the installation is completed, the button 30 is pressed to reset the adjustment rod 24, and the pull rod 26 is pulled to reset the placement plate 15.

[0036] It should be emphasized that the embodiments described in the present invention are illustrative rather than restrictive. Therefore, the present invention is not limited to the embodiments described in the specific implementation manner. Any other implementation manners derived by those skilled in the art based on the technical solution of the present invention also fall within the scope of protection of the present invention.

Claims

1. A sleeve mounting die with automatic adjustment, comprising a housing (11), characterized in that: The housing (11) has a downward groove at the center, and the shape of the groove is the same as that of the inner link plate. A placement mechanism is slidably arranged in the groove. An adjustment mechanism is installed at the upper end of the placement mechanism to adjust the position of the sleeve to prevent displacement during installation. A reset mechanism is arranged inside the housing (11), and the reset mechanism is fixedly connected to the placement mechanism.

2. A sleeve mounting die with automatic adjustment according to claim 1, characterized in that: The placement mechanism comprises a placement plate (15) sliding in the housing (11), the placement plate (15) having a slot at the front end on the left side, two identical cushion blocks (18) fixedly provided at the lower end of the placement plate (15), and two identical placement holes (16) at the upper end of the placement plate (15), wherein an adjustment column (17) is fixedly provided in the placement hole (16).

3. A sleeve mounting die with automatic adjustment according to claim 2, characterized in that: The interior of the adjustment column (17) is a hollow structure, and the left and right sides of the adjustment column (17) are respectively provided with openings. Four identical rotating shafts (22) are rotatably provided on the inner wall of the adjustment column (17), and each of the rotating shafts (22) is respectively located on one side of the opening of the adjustment column (17). A gear (23) is fixedly provided on each of the rotating shafts (22), and an adjustment rod (24) is fixedly provided on each of the rotating shafts (22).

4. A sleeve mounting die with automatic adjustment according to claim 3, characterized in that: An electric rod (19) is fixedly provided inside the adjustment column (17), a placement rod (20) is connected to the electric rod (19), four identical racks (21) are fixedly provided on the placement rod (20), and each of the racks (21) is meshed with the gear (23).

5. A sleeve mounting die with automatic adjustment according to claim 2, characterized in that: The reset mechanism comprises a reset groove (12) fixed in the housing (11), wherein the diameter of the reset groove (12) is smaller than the size of the cushion block (18), a reset block (14) is slidably arranged in the reset groove (12), a reset spring (13) is connected between the lower end of the reset block (14) and the inner wall of the reset groove (12), and the upper end of the reset groove (12) is fixedly connected to the cushion block (18).

6. A sleeve mounting die with automatic adjustment according to claim 1, characterized in that: A clamping block (25) is slidably provided at the front end of the shell (11), a pull rod spring (27) is connected to the inner wall of the shell (11), and a pull rod (26) is fixed on the clamping block (25).

7. A sleeve mounting die with automatic adjustment according to claim 1, characterized in that: A connecting block (28) is fixedly provided on the right side of the housing (11), a button (30) is provided inside the connecting block (28), and a grip rod (29) is fixedly provided on the right side of the connecting block (28).

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