Press fitting machine

Abstract

The utility model discloses a pressing machine. The pressing machine is used for pressing a steel ball to an oil path block. The press-fitting machine comprises a base body, a carrying table, a press-fitting assembly, a first positioning part and a second positioning part. The carrying table is connected with the base body and provided with a bearing face used for bearing the oil way block. The press-fitting assembly is connected with the base body and comprises a fixing part and a jacking part which are connected with each other. The fixing part is used for fixing the steel ball, and the jacking part is suitable for driving the fixing part to move towards the manifold block. The first positioning part is arranged on the upper side of the bearing surface and is spaced from the bearing surface; the first positioning part is suitable for pressing the manifold block to the bearing surface along the vertical direction; the second positioning part and the carrying table are oppositely arranged in the first direction, and the second positioning part is located on the side, away from the press-fitting assembly, of the carrying table. The second positioning part is suitable for abutting against the manifold block in the direction close to the press-fitting assembly in the first direction, and the first direction is perpendicular to the vertical direction. According to the scheme, deflection of the manifold block can be effectively restrained, the steel ball press-fitting stability is guaranteed, and the press-fitting precision of the manifold block is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automation equipment, in particular to a press-fitting machine. Background Art

[0002] The oil circuit block can achieve specific functions by controlling the on-off of the oil circuit, and is commonly used in mechanical equipment such as hydraulic parts and automotive parts. In the related art, a steel ball press-fitting device is used to press the steel ball into the main body of the oil circuit block. Specifically, the steel ball press-fitting device includes a lateral top-pressing component, a press-fitting component and a stage. During the assembly process, the stage is used to support the main body of the oil circuit block, and the lateral top-pressing component abuts against the main body of the oil circuit block in the lateral direction to achieve position limiting, and the press-fitting component can press the steel ball into the main body of the oil circuit block in the lateral direction. However, due to the interference fit between the steel ball and the main body of the oil circuit block, that is, the press-fitting component needs to apply a large pressure, and the steel ball will generate an oblique pressing force on the main body of the oil circuit block during the assembly process. Therefore, during the assembly process of the steel ball, the main body of the oil circuit block will tilt and flip, which will cause the steel ball to be pressed into place, affecting the pressing accuracy of the oil circuit block. Utility Model Content

[0003] The main purpose of the utility model is to provide a press-fitting machine, aiming to solve the technical problem that the steel balls in the oil circuit block cannot be pressed into place.

[0004] To achieve the above-mentioned purpose, the embodiment of the utility model provides a press-fitting machine for press-fitting a steel ball into an oil circuit block, the press-fitting machine comprising:

[0005] matrix;

[0006] A carrier, connected to the base, the carrier having a bearing surface for bearing the oil circuit block;

[0007] A press-fit assembly connected to the base, comprising a fixing portion and a pressing portion connected to each other, wherein the fixing portion is used to fix the steel ball, and the pressing portion is suitable for driving the fixing portion to move toward the oil circuit block;

[0008] A first positioning portion, disposed on the upper side of the bearing surface and spaced apart from the bearing surface, the first positioning portion being suitable for vertically pressing the oil passage block to the bearing surface;

[0009] The second positioning portion is arranged opposite to the carrier along the first direction, the second positioning portion is located on the side of the carrier away from the press-fitting assembly, the second positioning portion is suitable for pressing the oil circuit block along the first direction toward the direction close to the press-fitting assembly, and the first direction is perpendicular to the vertical direction.

[0010] In some embodiments, the first positioning portion includes a first push rod and a first pressure block, the first push rod is configured to be able to move along the vertical direction, the first pressure block is rotatably connected to the first push rod, and the first pressure block is configured to be able to drive the oil circuit block to rotate around the axis of the first push rod.

[0011] In some embodiments, the carrier is arranged opposite to the base along the vertical direction and is rotatably connected to the base, and the carrier is configured to be able to drive the oil circuit block to rotate around the axis of the first push rod synchronously with the first pressure block.

[0012] In some embodiments, the second positioning portion includes a second push rod and a second pressure block, the second push rod is configured to be able to move along the first direction, and the second push rod is connected to the second pressure block to drive the second pressure block to press against the oil circuit block along the first direction.

[0013] In some embodiments, a first sliding assembly is also included, including a first sliding block and a first sliding rail connected to each other, the first sliding rail is extended along the first direction, and the first sliding block is connected to the press-fitting assembly to drive the press-fitting assembly to slide on the first sliding rail along the first direction.

[0014] In some embodiments, a second sliding assembly is also included, including a second slider and a second slide rail connected to each other, the second slide rail is extended along a second direction, the second slider is connected to the first slide rail to drive the first sliding assembly to slide on the second slide rail along the second direction, and the second direction is perpendicular to the first direction and the vertical direction.

[0015] In some embodiments, a transfer assembly is further included, including a first clamping assembly and a third sliding assembly, wherein the first clamping assembly includes a first clamping block and a second clamping block spaced and arranged opposite to each other along the first direction, and the first clamping block is configured to be relatively close to the second clamping block along the first direction to jointly clamp the oil circuit block;

[0016] The third sliding assembly includes a third sliding block and a third sliding rail. The third sliding rail is extended along a second direction. The third sliding block is connected to the first clamping assembly. The second direction is perpendicular to the first direction and the vertical direction.

[0017] In some embodiments, the transfer assembly also includes a second clamping assembly, which is connected to the first clamping assembly, and the second clamping assembly includes a third clamping block and a fourth clamping block that are spaced apart and relatively arranged along the first direction, and the third clamping block is configured to be able to approach the fourth clamping block along the first direction to jointly clamp the oil circuit block.

[0018] In some embodiments, a jig assembly is further included, which is disposed on the bearing surface. The jig assembly includes a first jig and a second jig that are arranged relatively to each other. The second jig is disposed on a side of the first jig that is away from the bearing surface. The first jig is clamped with the second jig. At least two pins are disposed on the upper side of the second jig, and each of the pins is suitable for penetrating the oil circuit block along the vertical direction.

[0019] In some embodiments, a positioning assembly is also included, including a first push block and a first stop block arranged relatively along the first direction, the oil circuit block is suitable for being placed between the first push block and the first stop block, and the first push block is configured to be able to drive the oil circuit block to move in a direction close to the first stop block.

[0020] Compared with the prior art, the beneficial effects of the utility model include:

[0021] In the technical scheme of the utility model, the press machine includes a base, a platform, a press assembly, a first positioning part and a second positioning part. The platform is connected to the base, and the platform has a bearing surface for bearing the oil circuit block. The press assembly includes a fixed part and a top pressing part, the fixed part is used to fix the steel ball, and the top pressing part is suitable for driving the fixed part to move toward the oil circuit block. In the prior art, only a lateral top pressing assembly is used to limit the oil circuit block, and the steel ball is prone to tilt and flip during the press assembly process. In this scheme, the first positioning part and the second positioning part are set at the same time, and the first positioning part is arranged on the upper side of the bearing surface and can press the oil circuit block vertically to the bearing surface. The second positioning part and the platform are arranged relative to each other along the first direction, and the second positioning part can press the oil circuit block in the direction close to the press assembly along the first direction, that is, the first positioning part and the platform can limit the oil circuit block vertically, and the second positioning part can limit the oil circuit block laterally. Therefore, this scheme can effectively suppress the deflection of the oil circuit block, ensure the stability of the steel ball press assembly, and improve the press assembly accuracy of the oil circuit block. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0023] Figure 1 It is a structural schematic diagram of a press-fitting machine in one embodiment of the utility model;

[0024] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0025] Figure 3 for Figure 1 A partial enlarged view of point B in the middle;

[0026] Figure 4 It is a structural schematic diagram of a press machine in one embodiment of the utility model; wherein the input line, output line and transfer assembly are not shown;

[0027] Figure 5 for Figure 4 A partial enlarged view of point C in the middle;

[0028] Figure 6 It is a schematic diagram of a first positioning portion and a carrier in one embodiment of the utility model;

[0029] Figure 7 This is a schematic diagram of the structure of the oil circuit block in one embodiment of the utility model;

[0030] Figure 8 It is a structural schematic diagram of a press-fit assembly, a first sliding assembly and a second sliding assembly in one embodiment of the utility model;

[0031] Fig. 9 It is a schematic structural diagram of a transfer assembly in one embodiment of the utility model.

[0032] Description of Figure Numbers:

[0033] Pressing machine 10;

[0034] Base 100; positioning assembly 101; first push block 1011; first stopper 1012; input line 102;

[0035] Output line 103;

[0036] Carrier 200; Carrier surface 210;

[0037] Press-fit assembly 300; fixing portion 310; pressing portion 320;

[0038] First positioning portion 400; first push rod 410; first pressing block 420;

[0039] A second positioning portion 500; a second push rod 510; a second pressing block 520;

[0040] First sliding assembly 600; first sliding block 610; first sliding rail 620;

[0041] The second sliding assembly 700; the second sliding block 710; the second sliding rail 720;

[0042] The transport assembly 800; the first clamping assembly 810; the first clamping block 811; the second clamping block 812; the third slider assembly 820; the third slider 821; the third slide rail 822; the second clamping assembly 830; the third clamping block 831; the fourth clamping block 832;

[0043] Jig assembly 900; first jig 910; second jig 920;

[0044] Steel ball 20;

[0045] Oil block 30; mounting hole 301; block body 302;

[0046] First direction X; second direction Y; vertical direction Z.

[0047] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0048] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0049] The oil circuit block can achieve specific functions by controlling the on-off of the oil circuit, and is commonly used in mechanical equipment such as hydraulic parts and automotive parts. In the related art, a steel ball press-fitting device is used to press the steel ball into the main body of the oil circuit block. Specifically, the steel ball press-fitting device includes a lateral top-pressing component, a press-fitting component and a stage. During the assembly process, the stage is used to support the main body of the oil circuit block, and the lateral top-pressing component abuts against the main body of the oil circuit block in the lateral direction to achieve position limiting, and the press-fitting component can press the steel ball into the main body of the oil circuit block in the lateral direction. However, due to the interference fit between the steel ball and the main body of the oil circuit block, that is, the press-fitting component needs to apply a large pressure, and the steel ball will generate an oblique pressing force on the main body of the oil circuit block during the assembly process. Therefore, during the assembly process of the steel ball, the main body of the oil circuit block will tilt and flip, which will cause the steel ball to be pressed into place, affecting the pressing accuracy of the oil circuit block.

[0050] In view of this, the embodiment of the utility model provides a press-fitting machine 10, which can ensure the press-fitting effect of the oil circuit block 30. It can be understood that the oil circuit block 30 includes a block body 302, and the block body 302 is provided with a mounting hole 301. The press-fitting machine 10 can press-fit the steel ball 20 into the mounting hole 301 of the block body 302.

[0051] Refer to the following Figures 1 to 9 The press-fitting machine 10 according to the embodiment of the present application is introduced. Specifically, the press-fitting machine 10 includes a base 100 , a carrier 200 , a press-fitting assembly 300 , a first positioning portion 400 , and a second positioning portion 500 .

[0052] Reference Figure 1The base 100 can be used to support components such as the carrier 200, the press-fit assembly 300 and the positioning part. The specific structure of the base 100 may depend on the actual situation. Some embodiments of the present application are described by taking the base 100 as a square frame as an example.

[0053] Reference Figure 2 The carrier 200 is used to carry the oil circuit block 30, and the carrier 200 is connected to the base 100. Specifically, the carrier 200 can be arranged on the upper side of the base 100. The carrier 200 has a carrying surface 210 for carrying the oil circuit block 30. The carrier 200 can be set to a circular, square or polygonal shape, etc. Some embodiments of the present application are described by taking a circular carrier 200 as an example.

[0054] Reference Figure 2 and Figure 8 The press-fit assembly 300 is used to press the steel ball 20 into the main body of the oil circuit block 30, and the press-fit assembly 300 is connected to the base 100. The press-fit assembly 300 includes a fixing portion 310 and a pressing portion 320 connected to each other. The fixing portion 310 is used to fix the steel ball 20, and the pressing portion 320 can drive the fixing portion 310 to move toward the oil circuit block 30, thereby pressing the steel ball 20 into the main body of the oil circuit block 30.

[0055] Reference Figure 2 The specific arrangement of the first positioning portion 400 is described below. The first positioning portion 400 can be arranged on the upper side of the bearing surface 210 and spaced apart from the bearing surface 210, and the main body of the oil circuit block 30 to be pressed can be placed in the space, that is, the first positioning portion 400 can press the oil circuit block 30 to the bearing surface 210 along the vertical direction Z, effectively preventing the oil circuit block 30 from tilting and turning over.

[0056] The specific configuration of the second positioning portion 500 is described below. For ease of description and understanding, a first direction X is defined. The first direction X is perpendicular to the vertical direction Z, that is, the first direction X can be any horizontal direction. The second positioning portion 500 is arranged relative to the carrier 200 along the first direction X. Figure 2 The second positioning portion 500 is used as a reference, that is, the second positioning portion 500 is arranged relative to the carrier 200 in the left-right direction. The second positioning portion 500 can be located on the side of the carrier 200 away from the press-fit assembly 300, that is, the press-fit assembly 300 can be arranged on the left side, and the second positioning portion 500 can be arranged on the right side. The second positioning portion 500 can press the oil circuit block 30 in the direction close to the press-fit assembly 300 along the first direction X to limit the oil circuit block 30 so that the steel ball 20 can be pressed into place.

[0057] In the technical solution of the utility model, the press machine 10 includes a base 100, a carrier 200, a press assembly 300, a first positioning portion 400 and a second positioning portion 500. The carrier 200 is connected to the base 100, and the carrier 200 has a bearing surface 210 for bearing the oil circuit block 30. The press assembly 300 includes a fixing portion 310 and a pressing portion 320, the fixing portion 310 is used to fix the steel ball 20, and the pressing portion 320 is suitable for driving the fixing portion 310 to move toward the oil circuit block 30. In the prior art, only a lateral pressing assembly is used to limit the oil circuit block, and the steel ball is prone to tilt and flip during the press assembly process. In this solution, the first positioning portion 400 and the second positioning portion 500 are simultaneously provided, and the first positioning portion 400 is provided on the upper side of the bearing surface 210 and can press the oil circuit block 30 to the bearing surface 210 along the vertical Z direction. The second positioning portion 500 and the carrier 200 are arranged relatively to each other along the first direction X. The second positioning portion 500 can press the oil circuit block 30 along the first direction X toward the direction close to the press-fitting assembly 300, that is, the first positioning portion 400 and the carrier 200 can perform vertical Z limit on the oil circuit block 30, and the second positioning portion 500 can perform lateral limit on the oil circuit block 30. Therefore, this solution can effectively suppress the deflection of the oil circuit block 30, ensure the stability of the press-fitting of the steel ball 20, and improve the press-fitting accuracy of the oil circuit block 30.

[0058] Reference Figure 2 and Figure 6 In some embodiments, the first positioning portion 400 includes a first push rod 410 and a first pressure block 420. The first push rod 410 is configured to be able to move along the vertical Z direction, that is, it can press and release the oil circuit block 30 in the vertical Z direction. The first pressure block 420 is rotatably connected to the first push rod 410, that is, the first pressure block 420 can rotate relative to the first push rod 410. In this solution, the first pressure block 420 can drive the oil circuit block 30 to rotate around the axis of the first push rod 410, that is, it can switch the layout position of the oil circuit block 30 to perform press-fitting operations on the mounting holes 301 on other sides of the oil circuit block 30, thereby ensuring the press-fitting efficiency of the steel ball 20.

[0059] Reference Figure 5 In some embodiments, the carrier 200 and the base 100 are arranged opposite to each other along the vertical direction Z, and the carrier 200 is rotatably connected to the base 100. The carrier 200 can synchronously drive the oil circuit block 30 to rotate around the axis of the first push rod 410 with the first pressing block 420, that is, the rotation angle of the carrier 200 can be accurately controlled, the rotation limit operation of the oil circuit block 30 is omitted, and the press-fitting efficiency of the multiple steel balls 20 on the oil circuit block 30 is improved.

[0060] Reference Figure 2, the specific setting of the second positioning part 500 is introduced below. In some embodiments, the second positioning part 500 includes a second push rod 510 and a second pressure block 520. The second push rod 510 is connected to the second pressure block 520. It can be understood that the second push rod 510 and the second pressure block 520 can be detachably connected. The second push rod 510 can be a screw rod, that is, it can improve the top pressing accuracy and ensure the reliability of the steel ball press installation. The second push rod 510 is configured to be able to move along the first direction X, that is, it can drive the second pressure block 520 to press against the oil circuit block 30 along the first direction X.

[0061] Reference Figure 8 In some embodiments, the press machine 10 is further provided with a first sliding assembly 600. The first sliding assembly 600 includes a first slider 610 and a first slide rail 620 connected to each other, and the first slider 610 is adapted to the first slide rail 620. Figure 8 , the first slide rail 620 is extended and arranged along the first direction X, and the first slider 610 is connected to the press-fitting assembly 300, that is, it can drive the press-fitting assembly 300 to slide on the first slide rail 620 along the first direction X. This solution facilitates the adjustment of the position of the press-fitting assembly 300 relative to the carrier 200 along the first direction X, ensures the steel ball press-fitting effect, and adapts to different press-fitting requirements.

[0062] Reference Figure 8 In some embodiments, the press 10 is further provided with a second sliding assembly 700, which includes a second slider 710 and a second slide rail 720 connected to each other, and the second slider 710 is adapted to the second slide rail 720. To facilitate the description and understanding of the specific arrangement of the second sliding assembly 700, a second direction Y is defined, and the second slide rail 720 is extended along the second direction Y. The second direction Y is perpendicular to the first direction X and the vertical direction Z. Figure 8 The first direction X can point to the left and right direction, and the second direction Y can point to the front and back direction, with reference to the direction in the figure. The second slider 710 is connected to the first slide rail 620, that is, it can drive the first slide assembly 600 to slide on the second slide rail 720 along the second direction Y. This solution facilitates the adjustment of the position of the press-fit assembly 300 relative to the oil circuit block 30 along the second direction Y, that is, it can press the steel ball at multiple positions of the oil circuit block 30 to meet different press-fit requirements.

[0063] Reference Figure 3 and Fig. 9In some embodiments, the press 10 is further provided with a transfer assembly 800, which can be used to transfer the oil circuit block 30. The transfer assembly 800 includes a first clamping assembly 810 and a third sliding assembly. The first clamping assembly 810 includes a first clamping block 811 and a second clamping block 812 that are spaced and arranged relatively along the first direction X. The first clamping block 811 can be relatively close to the second clamping block 812 along the first direction X to clamp the oil circuit block 30 together, thereby achieving stable transportation of the oil circuit block 30. It can be understood that the first clamping assembly 810 can be used to transfer the oil circuit block to be pressed.

[0064] Reference Figure 1 and Fig. 9 The specific configuration of the third sliding assembly is described below. The third sliding assembly includes a third slider 821 and a third slide rail 822. The third slide rail 822 is arranged to extend along the second direction Y. Figure 1 The third slide rail 822 is arranged to extend in the front-to-back direction. It can be understood that the second direction Y is perpendicular to the first direction X and the vertical direction Z. The third slide block 821 is connected to the first clamping assembly 810, that is, it can drive the first clamping assembly 810 to move in the second direction Y, so as to transfer the oil block 30 from the loading area to the carrier 200 for the steel ball pressing operation.

[0065] Reference Figure 3 and Fig. 9 In some embodiments, the transfer assembly 800 further includes a second clamping assembly 830, and the second clamping assembly 830 includes a third clamping block 831 and a fourth clamping block 832 that are spaced and arranged relatively along the first direction X. The third clamping block 831 can be close to the fourth clamping block 832 along the first direction X, thereby clamping the oil circuit block 30 together. It can be understood that the second clamping assembly 830 can clamp the pressed oil circuit block 30. The second clamping assembly 830 can be connected to the first clamping assembly 810. The transfer assembly 800 of this solution is provided with both the first clamping assembly 810 and the second clamping assembly 830, that is, it can simultaneously complete the input of the oil circuit block to be pressed and the output of the pressed oil circuit block 30, further improving the efficiency of steel ball pressing.

[0066] Reference Figure 2 and Figure 5 In some embodiments, the press 10 is further provided with a jig assembly 900, and the jig assembly 900 is arranged on the bearing surface 210 of the carrier 200. The jig assembly 900 includes a first jig 910 and a second jig 920 arranged relatively to each other, and the second jig 920 can be arranged on the side of the first jig 910 away from the bearing surface 210. The first jig 910 can be engaged with the second jig 920. It can be understood that at least two pins can be set on the upper side of the second jig 920, and the specific number of pins can be determined according to actual conditions. Each pin can penetrate the oil circuit block 30 along the vertical direction Z, that is, the oil circuit block 30 can be stably supported on the carrier 200.

[0067] Reference Figure 3 In some embodiments, the press 10 is further provided with a positioning assembly 101. The positioning assembly 101 includes a first push block 1011 and a first stop block 1012 arranged relatively along the first direction X. The oil circuit block 30 can be placed between the first push block 1011 and the first stop block 1012, and the first push block 1011 can drive the oil circuit block 30 to move toward the direction close to the first stop block 1012, that is, the first push block 1011 and the first stop block 1012 can limit the oil circuit block 30, so as to ensure the accuracy and stability of the oil circuit block clamping.

[0068] Reference Figure 1 In other embodiments, the press 10 further includes an input line 102 and an output line 103. The input line 102 can transport the oil circuit block 30 to be pressed to the loading area, and the output line 103 can transport the pressed oil circuit block 30 to the unloading area for classified storage. This solution can further improve the processing efficiency of the oil circuit block 30.

[0069] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indications will also change accordingly.

[0070] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features limited to "first" and "second" may explicitly or implicitly include at least one of the features. In addition, if "and / or", "and / or" or "and / or" appears in the full text, its meaning includes three parallel schemes. Taking "A and / or B" as an example, it includes scheme A, or scheme B, or a scheme that satisfies both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0071] The above are only preferred embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. Pressing machine, used to press steel balls into oil circuit blocks, characterized in that: The press machine comprises: matrix; A carrier, connected to the base, the carrier having a bearing surface for bearing the oil circuit block; A press-fit assembly connected to the base, comprising a fixing portion and a pressing portion connected to each other, wherein the fixing portion is used to fix the steel ball, and the pressing portion is suitable for driving the fixing portion to move toward the oil circuit block; A first positioning portion, disposed on the upper side of the bearing surface and spaced apart from the bearing surface, the first positioning portion being suitable for vertically pressing the oil passage block to the bearing surface; The second positioning portion is arranged opposite to the carrier along the first direction, the second positioning portion is located on the side of the carrier away from the press-fitting assembly, the second positioning portion is suitable for pressing the oil circuit block along the first direction toward the direction close to the press-fitting assembly, and the first direction is perpendicular to the vertical direction.

2. The press machine according to claim 1, characterized in that The first positioning portion includes a first push rod and a first pressure block, the first push rod is configured to be able to move along the vertical direction, the first pressure block is rotatably connected to the first push rod, and the first pressure block is configured to be able to drive the oil circuit block to rotate around the axis of the first push rod.

3. The press machine according to claim 2, characterized in that: The carrier is arranged opposite to the base along the vertical direction and is rotatably connected to the base. The carrier is configured to be able to drive the oil circuit block to rotate around the axis of the first push rod synchronously with the first pressure block.

4. The press machine according to claim 1, characterized in that: The second positioning portion includes a second push rod and a second pressure block. The second push rod is configured to be movable along the first direction. The second push rod is connected to the second pressure block to drive the second pressure block to press against the oil circuit block along the first direction.

5. The press machine according to claim 1, characterized in that: Also includes: The first sliding assembly includes a first sliding block and a first sliding rail connected to each other, the first sliding rail is extended along the first direction, and the first sliding block is connected to the press-fitting assembly to drive the press-fitting assembly to slide on the first sliding rail along the first direction.

6. The press machine according to claim 5, characterized in that Also includes: The second sliding assembly includes a second slider and a second slide rail connected to each other, the second slide rail is extended along a second direction, the second slider is connected to the first slide rail to drive the first sliding assembly to slide on the second slide rail along the second direction, and the second direction is perpendicular to the first direction and the vertical direction.

7. The press machine according to claim 1, characterized in that: Also includes: The transfer assembly includes a first clamping assembly and a third sliding assembly, wherein the first clamping assembly includes a first clamping block and a second clamping block which are spaced apart and arranged opposite to each other along the first direction, and the first clamping block is configured to be relatively close to the second clamping block along the first direction to jointly clamp the oil circuit block; The third sliding assembly includes a third sliding block and a third sliding rail. The third sliding rail is extended along a second direction. The third sliding block is connected to the first clamping assembly. The second direction is perpendicular to the first direction and the vertical direction.

8. The press machine according to claim 7, characterized in that: Also includes: The transfer assembly also includes a second clamping assembly, which is connected to the first clamping assembly. The second clamping assembly includes a third clamping block and a fourth clamping block that are spaced apart and arranged relatively to each other along the first direction. The third clamping block is configured to be able to approach the fourth clamping block along the first direction to jointly clamp the oil circuit block.

9. The press machine according to claim 1, characterized in that: Also includes: A jig assembly is arranged on the bearing surface, the jig assembly includes a first jig and a second jig arranged relatively to each other, the second jig is arranged on a side of the first jig away from the bearing surface, the first jig is clamped with the second jig, and at least two pins are arranged on the upper side of the second jig, each of the pins is suitable for penetrating the oil circuit block along the vertical direction.

10. The press machine according to claim 1, characterized in that: Also includes: The positioning assembly includes a first push block and a first stop block arranged relatively along the first direction, the oil circuit block is suitable for being placed between the first push block and the first stop block, and the first push block is configured to be able to drive the oil circuit block to move toward the direction close to the first stop block.

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